[INFO] cloning repository https://github.com/garyttierney/rust-rdf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garyttierney/rust-rdf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Frust-rdf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Frust-rdf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e063c6a60646f8b694699b4812d2e03e37af5ba3
[INFO] testing garyttierney/rust-rdf against nightly-2025-01-18 for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Frust-rdf" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garyttierney/rust-rdf on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garyttierney/rust-rdf
[INFO] finished tweaking git repo https://github.com/garyttierney/rust-rdf
[INFO] tweaked toml for git repo https://github.com/garyttierney/rust-rdf written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/garyttierney/rust-rdf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating git repository `https://github.com/garyttierney/rust-rocksdb`
[INFO] [stderr]     Updating git submodule `https://github.com/facebook/rocksdb.git`
[INFO] [stderr] warning: spurious network error (3 tries remaining): cannot extend packfile '/workspace/cargo-home/git/checkouts/rust-rocksdb-ea448785a7ff48cb/c89a296/librocksdb-sys/rocksdb/.git/objects/pack/pack_git2_330f194df21947ee': No space left on device; class=Os (2)
[INFO] [stderr]     Updating git submodule `https://github.com/google/snappy.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcc v0.3.53
[INFO] [stderr]   Downloaded clippy v0.0.154
[INFO] [stderr]   Downloaded itertools v0.6.2
[INFO] [stderr]   Downloaded clippy_lints v0.0.154
[INFO] [stderr]   Downloaded itoa v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb8122a68e9af80acfa25a153ea71e8fd72a896406c35cadd7e2945d6cfcb348
[INFO] running `Command { std: "docker" "start" "-a" "eb8122a68e9af80acfa25a153ea71e8fd72a896406c35cadd7e2945d6cfcb348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb8122a68e9af80acfa25a153ea71e8fd72a896406c35cadd7e2945d6cfcb348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8122a68e9af80acfa25a153ea71e8fd72a896406c35cadd7e2945d6cfcb348", kill_on_drop: false }`
[INFO] [stdout] eb8122a68e9af80acfa25a153ea71e8fd72a896406c35cadd7e2945d6cfcb348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6262944b83d58596d5f1723696e2894115c3466b77c6aa1d8427e67a35e5912
[INFO] running `Command { std: "docker" "start" "-a" "f6262944b83d58596d5f1723696e2894115c3466b77c6aa1d8427e67a35e5912", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling futures v0.1.15
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling librocksdb-sys v0.5.0 (https://github.com/garyttierney/rust-rocksdb?branch=feature%2Fopen-cfs-with-options#c89a296d)
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/clock_cache.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/clock_cache.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/clock_cache.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/clock_cache.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/cache/clock_cache.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/clock_cache.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/clock_cache.cc: In function 'std::shared_ptr<rocksdb::Cache> rocksdb::NewClockCache(size_t, int, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/clock_cache.cc:16:45: warning: unused parameter 'capacity' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    16 | std::shared_ptr<Cache> NewClockCache(size_t capacity, int num_shard_bits,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                      ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/clock_cache.cc:16:59: warning: unused parameter 'num_shard_bits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    16 | std::shared_ptr<Cache> NewClockCache(size_t capacity, int num_shard_bits,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/clock_cache.cc:17:43: warning: unused parameter 'strict_capacity_limit' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    17 |                                      bool strict_capacity_limit) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                      ~~~~~^~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/lru_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/cache/sharded_cache.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/cache/sharded_cache.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/sharded_cache.cc: In member function 'virtual rocksdb::Cache::Handle* rocksdb::ShardedCache::Lookup(const rocksdb::Slice&, rocksdb::Statistics*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/cache/sharded_cache.cc:56:67: warning: unused parameter 'stats' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    56 | Cache::Handle* ShardedCache::Lookup(const Slice& key, Statistics* stats) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table_properties.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/table_properties_collector.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/builder.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/scoped_arena_iterator.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/merge_helper.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/builder.cc: In function 'rocksdb::Status rocksdb::BuildTable(const string&, rocksdb::Env*, const rocksdb::ImmutableCFOptions&, const rocksdb::MutableCFOptions&, const rocksdb::EnvOptions&, rocksdb::TableCache*, rocksdb::InternalIterator*, std::unique_ptr<rocksdb::InternalIterator>, rocksdb::FileMetaData*, const rocksdb::InternalKeyComparator&, const std::vector<std::unique_ptr<rocksdb::IntTblPropCollectorFactory> >*, uint32_t, const string&, std::vector<long unsigned int>, rocksdb::SequenceNumber, rocksdb::CompressionType, const rocksdb::CompressionOptions&, bool, rocksdb::InternalStats*, rocksdb::TableFileCreationReason, rocksdb::EventLogger*, int, rocksdb::Env::IOPriority, rocksdb::TableProperties*, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/builder.cc:64:29: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 |     const MutableCFOptions& mutable_cf_options, const EnvOptions& env_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:17:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/convenience.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:19:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/convenience.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:19:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/convenience.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:19:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/convenience.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:19:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/convenience.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/c.cc:19:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:22:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:24:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:31:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:33:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h: In member function 'virtual void rocksdb::RateLimiter::Request(int64_t, rocksdb::Env::IOPriority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h:28:38: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    28 |   virtual void Request(const int64_t bytes, const Env::IOPriority pri) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h:28:67: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    28 |   virtual void Request(const int64_t bytes, const Env::IOPriority pri) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/c.cc:37:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h: In member function 'virtual std::vector<long unsigned int> rocksdb::Transaction::GetWaitingTxns(uint32_t*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:405:63: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   405 |   virtual std::vector<TransactionID> GetWaitingTxns(uint32_t* column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:406:66: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   406 |                                                     std::string* key) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h: In constructor 'rocksdb::Transaction::Transaction(const rocksdb::TransactionDB*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:426:45: warning: unused parameter 'db' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   426 |   explicit Transaction(const TransactionDB* db) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In member function 'virtual void rocksdb_comparator_t::FindShortSuccessor(std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:243:48: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |   virtual void FindShortSuccessor(std::string* key) const override {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In member function 'virtual bool rocksdb_mergeoperator_t::PartialMergeMulti(const rocksdb::Slice&, const std::deque<rocksdb::Slice>&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:358:42: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   358 |                                  Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In function 'void rocksdb_options_set_max_mem_compaction_level(rocksdb_options_t*, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2109:70: warning: unused parameter 'opt' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2109 | void rocksdb_options_set_max_mem_compaction_level(rocksdb_options_t* opt,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2110:55: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2110 |                                                   int n) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In function 'void rocksdb_options_set_purge_redundant_kvs_while_flush(rocksdb_options_t*, unsigned char)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2174:77: warning: unused parameter 'opt' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2174 | void rocksdb_options_set_purge_redundant_kvs_while_flush(rocksdb_options_t* opt,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2175:72: warning: unused parameter 'v' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2175 |                                                          unsigned char v) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In function 'void rocksdb_options_set_table_cache_remove_scan_count_limit(rocksdb_options_t*, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2335:24: warning: unused parameter 'opt' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2335 |     rocksdb_options_t* opt, int v) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2335:33: warning: unused parameter 'v' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2335 |     rocksdb_options_t* opt, int v) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: In function 'rocksdb_sstfilewriter_t* rocksdb_sstfilewriter_create_with_comparator(const rocksdb_envoptions_t*, const rocksdb_options_t*, const rocksdb_comparator_t*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:2839:33: warning: unused parameter 'comparator' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2839 |     const rocksdb_comparator_t* comparator) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/c.cc:3405:1: fatal error: error writing to /tmp/ccRwc486.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  3405 | }  // end extern "C"
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/table_builder.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_picker.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:22:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/column_family.cc:22:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/merge_helper.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:24:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:24:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/unordered_map:43,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/unordered_map:43,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/column_family.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/column_family.cc:1130:1: fatal error: error writing to /tmp/ccBIlyl1.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1130 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/filter_block.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h: In function 'uint32_t rocksdb::GetCompressFormatForVersion(rocksdb::CompressionType, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h:74:61: warning: unused parameter 'compression_type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    74 | inline uint32_t GetCompressFormatForVersion(CompressionType compression_type,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_reader.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_based_table_reader.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_based_table_reader.cc:30:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h: In constructor 'rocksdb::BlockReadAmpBitmap::BlockReadAmpBitmap(size_t, size_t, rocksdb::Statistics*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h:71:11: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct std::atomic<unsigned int>' with no trivial copy-assignment; use value-initialization instead [-Wclass-memaccess]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |     memset(bitmap_, 0, bitmap_size * kBytesPersEntry);
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/write_buffer_manager.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/atomic:845:12: note: 'struct std::atomic<unsigned int>' declared here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   845 |     struct atomic<unsigned int> : __atomic_base<unsigned int>
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |            ^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_based_table_reader.cc:36:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/full_filter_block.h: In member function 'virtual void rocksdb::FullFilterBlockBuilder::StartBlock(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/full_filter_block.h:46:36: warning: unused parameter 'block_offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    46 |   virtual void StartBlock(uint64_t block_offset) override {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/get_context.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:37:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/get_context.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:37:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/partitioned_filter_block.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:40:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/index_builder.h: In member function 'virtual void rocksdb::IndexBuilder::OnKeyAdded(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/index_builder.h:72:40: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |   virtual void OnKeyAdded(const Slice& key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/index_builder.h: In member function 'virtual rocksdb::Status rocksdb::ShortenedIndexBuilder::Finish(rocksdb::IndexBuilder::IndexBlocks*, const rocksdb::BlockHandle&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/index_builder.h:140:26: warning: unused parameter 'last_partition_block_handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   140 |       const BlockHandle& last_partition_block_handle) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_based_table_reader.cc:42:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h: In member function 'virtual rocksdb::Status rocksdb::SstFileWriterPropertiesCollector::InternalAdd(const rocksdb::Slice&, const rocksdb::Slice&, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h:29:43: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    29 |   virtual Status InternalAdd(const Slice& key, const Slice& value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h:29:61: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    29 |   virtual Status InternalAdd(const Slice& key, const Slice& value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h:30:39: warning: unused parameter 'file_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    30 |                              uint64_t file_size) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::SstFileWriterPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/sst_file_writer_collectors.h:71:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In member function 'virtual rocksdb::InternalIterator* rocksdb::PartitionIndexReader::NewIterator(rocksdb::BlockIter*, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:182:52: warning: unused parameter 'iter' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   182 |   virtual InternalIterator* NewIterator(BlockIter* iter = nullptr,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:183:46: warning: unused parameter 'dont_care' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   183 |                                         bool dont_care = true) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In member function 'virtual rocksdb::InternalIterator* rocksdb::BinarySearchIndexReader::NewIterator(rocksdb::BlockIter*, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:262:46: warning: unused parameter 'dont_care' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   262 |                                         bool dont_care = true) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In static member function 'static rocksdb::Status rocksdb::HashIndexReader::Create(const rocksdb::SliceTransform*, const rocksdb::Footer&, rocksdb::RandomAccessFileReader*, const rocksdb::ImmutableCFOptions&, const rocksdb::InternalKeyComparator*, const rocksdb::BlockHandle&, rocksdb::InternalIterator*, rocksdb::BlockBasedTable::IndexReader**, bool, const rocksdb::PersistentCacheOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:297:29: warning: unused parameter 'hash_index_allow_collision' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   297 |                        bool hash_index_allow_collision,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In static member function 'static rocksdb::Status rocksdb::BlockBasedTable::PutDataBlockToCache(const rocksdb::Slice&, const rocksdb::Slice&, rocksdb::Cache*, rocksdb::Cache*, const rocksdb::ReadOptions&, const rocksdb::ImmutableCFOptions&, rocksdb::BlockBasedTable::CachableEntry<rocksdb::Block>*, rocksdb::Block*, uint32_t, const rocksdb::Slice&, size_t, bool, rocksdb::Cache::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:944:24: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   944 |     const ReadOptions& read_options, const ImmutableCFOptions& ioptions,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In function 'void rocksdb::{anonymous}::DeleteCachedFilterEntry(const rocksdb::Slice&, void*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:2260:43: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2260 | void DeleteCachedFilterEntry(const Slice& key, void* value) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In function 'void rocksdb::{anonymous}::DeleteCachedIndexEntry(const rocksdb::Slice&, void*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:2269:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2269 | void DeleteCachedIndexEntry(const Slice& key, void* value) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In instantiation of 'void rocksdb::{anonymous}::DeleteCachedEntry(const rocksdb::Slice&, void*) [with Entry = rocksdb::Block]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:910:30:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:100:37: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 | void DeleteCachedEntry(const Slice& key, void* value) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc: In instantiation of 'void rocksdb::{anonymous}::DeleteHeldResource(void*, void*) [with ResourceType = rocksdb::Block]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:1312:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_table_reader.cc:94:42: warning: unused parameter 'ignored' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 | void DeleteHeldResource(void* arg, void* ignored) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                    ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/get_context.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:37:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/memory:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/get_context.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:37:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/memory:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_reader.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_based_filter_block.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/format.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/format.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/format.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/filter_block.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/filter_block.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_filter_block.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h: In function 'uint32_t rocksdb::GetCompressFormatForVersion(rocksdb::CompressionType, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h:74:61: warning: unused parameter 'compression_type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    74 | inline uint32_t GetCompressFormatForVersion(CompressionType compression_type,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc: In member function 'virtual rocksdb::Slice rocksdb::BlockBasedFilterBlockBuilder::Finish(const rocksdb::BlockHandle&, rocksdb::Status*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:116:63: warning: unused parameter 'tmp' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   116 | Slice BlockBasedFilterBlockBuilder::Finish(const BlockHandle& tmp,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc: In member function 'virtual bool rocksdb::BlockBasedFilterBlockReader::KeyMayMatch(const rocksdb::Slice&, uint64_t, bool, const rocksdb::Slice*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:188:57: warning: unused parameter 'no_io' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   188 |     const Slice& key, uint64_t block_offset, const bool no_io,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:189:24: warning: unused parameter 'const_ikey_ptr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   189 |     const Slice* const const_ikey_ptr) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc: In member function 'virtual bool rocksdb::BlockBasedFilterBlockReader::PrefixMayMatch(const rocksdb::Slice&, uint64_t, bool, const rocksdb::Slice*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:198:60: warning: unused parameter 'no_io' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   198 |     const Slice& prefix, uint64_t block_offset, const bool no_io,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:199:24: warning: unused parameter 'const_ikey_ptr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   199 |     const Slice* const const_ikey_ptr) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block_based_filter_block.cc:255:1: fatal error: error writing to /tmp/ccpk7DSN.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_prefix_index.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_prefix_index.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block_prefix_index.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_prefix_index.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/dynamic_bloom.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/bloom_block.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/bloom_block.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/backupable_db.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/rate_limiter.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/backupable/backupable_db.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/backupable/backupable_db.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h: In member function 'virtual void rocksdb::RateLimiter::Request(int64_t, rocksdb::Env::IOPriority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h:28:38: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    28 |   virtual void Request(const int64_t bytes, const Env::IOPriority pri) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/rate_limiter.h:28:67: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    28 |   virtual void Request(const int64_t bytes, const Env::IOPriority pri) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/backupable/backupable_db.cc: In lambda function:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/backupable/backupable_db.cc:757:32: warning: unused parameter 'src_dirname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   757 |         [&](const std::string& src_dirname, const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |             ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/backupable/backupable_db.cc:757:64: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   757 |         [&](const std::string& src_dirname, const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/backupable/backupable_db.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/backupable/backupable_db.cc:1786:1: fatal error: error writing to /tmp/cckCY3re.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1786 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h: In member function 'virtual rocksdb::Status rocksdb::blob_db::BlobDB::Merge(const rocksdb::WriteOptions&, rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:155:44: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   155 |   virtual Status Merge(const WriteOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:44: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:72: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:157:37: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   157 |                        const Slice& value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/monitoring/statistics.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/instrumented_mutex.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/write_thread.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/write_batch_internal.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:17:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block.h:32,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:17:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h: In function 'uint32_t rocksdb::GetCompressFormatForVersion(rocksdb::CompressionType, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h:74:61: warning: unused parameter 'compression_type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    74 | inline uint32_t GetCompressFormatForVersion(CompressionType compression_type,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db.cc:17:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h: In constructor 'rocksdb::BlockReadAmpBitmap::BlockReadAmpBitmap(size_t, size_t, rocksdb::Statistics*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h:71:11: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct std::atomic<unsigned int>' with no trivial copy-assignment; use value-initialization instead [-Wclass-memaccess]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |     memset(bitmap_, 0, bitmap_size * kBytesPersEntry);
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/write_buffer_manager.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/atomic:845:12: note: 'struct std::atomic<unsigned int>' declared here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   845 |     struct atomic<unsigned int> : __atomic_base<unsigned int>
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |            ^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/block_based_table_builder.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:18:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual void rocksdb::WalFilter::ColumnFamilyLogNumberMap(const std::map<unsigned int, long unsigned int>&, const std::map<std::__cxx11::basic_string<char>, unsigned int>&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:47:41: warning: unused parameter 'cf_lognumber_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |     const std::map<uint32_t, uint64_t>& cf_lognumber_map,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:48:44: warning: unused parameter 'cf_name_id_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    48 |     const std::map<std::string, uint32_t>& cf_name_id_map) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecordFound(long long unsigned int, const string&, const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:78:65: warning: unused parameter 'log_number' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    78 |   virtual WalProcessingOption LogRecordFound(unsigned long long log_number,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:79:60: warning: unused parameter 'log_file_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    79 |                                         const std::string& log_file_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecord(const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:90:59: warning: unused parameter 'batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    90 |   virtual WalProcessingOption LogRecord(const WriteBatch& batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:91:53: warning: unused parameter 'new_batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    91 |                                         WriteBatch* new_batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:92:47: warning: unused parameter 'batch_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |                                         bool* batch_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.cc:170:1: fatal error: error writing to /tmp/ccrsSBPd.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   170 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual void rocksdb::WalFilter::ColumnFamilyLogNumberMap(const std::map<unsigned int, long unsigned int>&, const std::map<std::__cxx11::basic_string<char>, unsigned int>&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:47:41: warning: unused parameter 'cf_lognumber_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |     const std::map<uint32_t, uint64_t>& cf_lognumber_map,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:48:44: warning: unused parameter 'cf_name_id_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    48 |     const std::map<std::string, uint32_t>& cf_name_id_map) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecordFound(long long unsigned int, const string&, const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:78:65: warning: unused parameter 'log_number' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    78 |   virtual WalProcessingOption LogRecordFound(unsigned long long log_number,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:79:60: warning: unused parameter 'log_file_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    79 |                                         const std::string& log_file_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecord(const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:90:59: warning: unused parameter 'batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    90 |   virtual WalProcessingOption LogRecord(const WriteBatch& batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:91:53: warning: unused parameter 'new_batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    91 |                                         WriteBatch* new_batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:92:47: warning: unused parameter 'batch_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |                                         bool* batch_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:30,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h: In member function 'virtual rocksdb::Status rocksdb::blob_db::BlobDB::Merge(const rocksdb::WriteOptions&, rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:155:44: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   155 |   virtual Status Merge(const WriteOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:44: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:72: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:157:37: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   157 |                        const Slice& value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/table_builder.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h: In member function 'virtual std::vector<long unsigned int> rocksdb::Transaction::GetWaitingTxns(uint32_t*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:405:63: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   405 |   virtual std::vector<TransactionID> GetWaitingTxns(uint32_t* column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:406:66: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   406 |                                                     std::string* key) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h: In constructor 'rocksdb::Transaction::Transaction(const rocksdb::TransactionDB*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/transaction.h:426:45: warning: unused parameter 'db' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   426 |   explicit Transaction(const TransactionDB* db) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/block.h:32,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:24:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h: In function 'uint32_t rocksdb::GetCompressFormatForVersion(rocksdb::CompressionType, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/format.h:74:61: warning: unused parameter 'compression_type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    74 | inline uint32_t GetCompressFormatForVersion(CompressionType compression_type,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.cc:24:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h: In constructor 'rocksdb::BlockReadAmpBitmap::BlockReadAmpBitmap(size_t, size_t, rocksdb::Statistics*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/block.h:71:11: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct std::atomic<unsigned int>' with no trivial copy-assignment; use value-initialization instead [-Wclass-memaccess]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |     memset(bitmap_, 0, bitmap_size * kBytesPersEntry);
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/atomic:845:12: note: 'struct std::atomic<unsigned int>' declared here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   845 |     struct atomic<unsigned int> : __atomic_base<unsigned int>
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |            ^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/transactions/optimistic_transaction_db_impl.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:33:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/optimistic_transaction_db.h: In constructor 'rocksdb::OptimisticTransactionDB::OptimisticTransactionDB(rocksdb::DB*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/optimistic_transaction_db.h:65:40: warning: unused parameter 'db' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    65 |   explicit OptimisticTransactionDB(DB* db) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                    ~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/transactions/optimistic_transaction_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:34:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/transactions/transaction_base.h: In member function 'virtual void rocksdb::TransactionBaseImpl::SetLockTimeout(int64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/transactions/transaction_base.h:168:39: warning: unused parameter 'timeout' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   168 |   virtual void SetLockTimeout(int64_t timeout) override { /* Do nothing */
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.cc:34:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/transactions/optimistic_transaction_impl.h: In member function 'virtual void rocksdb::OptimisticTransactionImpl::UnlockGetForUpdate(rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/transactions/optimistic_transaction_impl.h:70:47: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |   void UnlockGetForUpdate(ColumnFamilyHandle* column_family,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/transactions/optimistic_transaction_impl.h:71:40: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                           const Slice& key) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::blob_db::BlobReconcileWalFilter::LogRecordFound(long long unsigned int, const string&, const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:150:24: warning: unused parameter 'log_number' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |     unsigned long long log_number, const std::string& log_file_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:150:55: warning: unused parameter 'log_file_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |     unsigned long long log_number, const std::string& log_file_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                    ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:151:23: warning: unused parameter 'batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   151 |     const WriteBatch& batch, WriteBatch* new_batch, bool* batch_changed) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:151:42: warning: unused parameter 'new_batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   151 |     const WriteBatch& batch, WriteBatch* new_batch, bool* batch_changed) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:151:59: warning: unused parameter 'batch_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   151 |     const WriteBatch& batch, WriteBatch* new_batch, bool* batch_changed) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'virtual void rocksdb::blob_db::EvictAllVersionsCompactionListener::InternalListener::OnCompaction(int, const rocksdb::Slice&, rocksdb::CompactionEventListener::CompactionListenerValueType, const rocksdb::Slice&, const SequenceNumber&, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:165:9: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   165 |     int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'void rocksdb::blob_db::BlobDBImpl::OnFlushBeginHandler(rocksdb::DB*, const rocksdb::FlushJobInfo&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:384:42: warning: unused parameter 'db' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | void BlobDBImpl::OnFlushBeginHandler(DB* db, const FlushJobInfo& info) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                      ~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:384:66: warning: unused parameter 'info' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | void BlobDBImpl::OnFlushBeginHandler(DB* db, const FlushJobInfo& info) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'virtual rocksdb::Status rocksdb::blob_db::BlobDBImpl::Write(const rocksdb::WriteOptions&, rocksdb::WriteBatch*)::Handler1::MergeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:944:37: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   944 |     virtual Status MergeCF(uint32_t column_family_id, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:944:68: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   944 |     virtual Status MergeCF(uint32_t column_family_id, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:945:41: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   945 |                            const Slice& value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'std::pair<bool, long int> rocksdb::blob_db::BlobDBImpl::CloseSeqWrite(std::shared_ptr<rocksdb::blob_db::BlobFile>, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:1379:43: warning: unused parameter 'aborted' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1379 |     std::shared_ptr<BlobFile> bfile, bool aborted) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                      ~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: In member function 'std::pair<bool, long int> rocksdb::blob_db::BlobDBImpl::RemoveTimerQ(TimerQueue*, bool)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:2039:56: warning: unused parameter 'aborted' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2039 |                                                   bool aborted) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/stdexcept:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/system_error:41,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/std_mutex.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/condition_variable:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/stdexcept:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/system_error:41,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/std_mutex.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/condition_variable:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_impl.cc:2209:1: fatal error: error writing to /tmp/cc3vk06Y.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  2209 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_options_impl.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_options_impl.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h: In member function 'virtual rocksdb::Status rocksdb::blob_db::BlobDB::Merge(const rocksdb::WriteOptions&, rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:155:44: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   155 |   virtual Status Merge(const WriteOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:44: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:72: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:157:37: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   157 |                        const Slice& value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_options_impl.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db_options_impl.cc:65:1: fatal error: error writing to /tmp/cc00qr25.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    65 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_db_impl.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual void rocksdb::WalFilter::ColumnFamilyLogNumberMap(const std::map<unsigned int, long unsigned int>&, const std::map<std::__cxx11::basic_string<char>, unsigned int>&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:47:41: warning: unused parameter 'cf_lognumber_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |     const std::map<uint32_t, uint64_t>& cf_lognumber_map,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:48:44: warning: unused parameter 'cf_name_id_map' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    48 |     const std::map<std::string, uint32_t>& cf_name_id_map) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecordFound(long long unsigned int, const string&, const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:78:65: warning: unused parameter 'log_number' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    78 |   virtual WalProcessingOption LogRecordFound(unsigned long long log_number,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:79:60: warning: unused parameter 'log_file_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    79 |                                         const std::string& log_file_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h: In member function 'virtual rocksdb::WalFilter::WalProcessingOption rocksdb::WalFilter::LogRecord(const rocksdb::WriteBatch&, rocksdb::WriteBatch*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:90:59: warning: unused parameter 'batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    90 |   virtual WalProcessingOption LogRecord(const WriteBatch& batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:91:53: warning: unused parameter 'new_batch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    91 |                                         WriteBatch* new_batch,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/wal_filter.h:92:47: warning: unused parameter 'batch_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |                                         bool* batch_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_db_impl.h:30,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_file.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h: In member function 'virtual rocksdb::Status rocksdb::blob_db::BlobDB::Merge(const rocksdb::WriteOptions&, rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:155:44: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   155 |   virtual Status Merge(const WriteOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:44: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:156:72: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   156 |                        ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_db.h:157:37: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   157 |                        const Slice& value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_file.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_file.cc:225:1: fatal error: error writing to /tmp/ccD7UyTG.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   225 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_reader.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_reader.cc: In member function 'rocksdb::Status rocksdb::blob_db::Reader::ReadRecord(rocksdb::blob_db::BlobLogRecord*, rocksdb::blob_db::Reader::ReadLevel, rocksdb::WALRecoveryMode)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_reader.cc:44:43: warning: unused parameter 'wal_recovery_mode' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    44 |                           WALRecoveryMode wal_recovery_mode) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_reader.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_reader.cc:162:1: fatal error: error writing to /tmp/ccsLJAyE.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   162 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/blob_db/blob_log_writer.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_writer.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_writer.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_writer.cc:171:1: fatal error: error writing to /tmp/cct5mAXf.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   171 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/blob_db/blob_log_format.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_format.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/blob_db/blob_log_format.cc:312:1: fatal error: error writing to /tmp/ccp7FgYc.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/checkpoint.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/table_builder.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/checkpoint/checkpoint_impl.cc: In member function 'virtual rocksdb::Status rocksdb::Checkpoint::CreateCheckpoint(const string&, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/checkpoint/checkpoint_impl.cc:40:56: warning: unused parameter 'checkpoint_dir' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    40 | Status Checkpoint::CreateCheckpoint(const std::string& checkpoint_dir,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/checkpoint/checkpoint_impl.cc:41:46: warning: unused parameter 'log_size_for_flush' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    41 |                                     uint64_t log_size_for_flush) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/checkpoint.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/version_set.h:31,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/wal_manager.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:23:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_CharT> >::construct(std::allocator_traits<std::allocator<_CharT> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_CharT> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/char_traits.h:39,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/string:40,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/checkpoint.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/checkpoint/checkpoint_impl.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/checkpoint/checkpoint_impl.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/checkpoint/checkpoint_impl.cc:301:1: fatal error: error writing to /tmp/cciZyB0g.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   301 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc: In member function 'virtual bool rocksdb::RemoveEmptyValueCompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:19:51: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    19 | bool RemoveEmptyValueCompactionFilter::Filter(int level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:20:18: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    20 |     const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:22:18: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    22 |     std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:23:11: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    23 |     bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc:29:1: fatal error: error writing to /tmp/ccY0JSzi.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    29 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/info_log_finder.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/convenience/info_log_finder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/convenience/info_log_finder.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/convenience/info_log_finder.cc:48:1: fatal error: error writing to /tmp/cc0LIV2o.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    48 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/statistics.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/statistics.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/instrumented_mutex.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/monitoring/statistics.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/instrumented_mutex.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/monitoring/instrumented_mutex.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/options/cf_options.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/merge_helper.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/date_tiered/date_tiered_db_impl.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/date_tiered/date_tiered_db_impl.cc:395:1: fatal error: error writing to /tmp/ccF9UL62.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   395 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/dbformat.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/table_builder.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/merge_helper.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/debug.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/debug.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/debug.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/debug.cc:53:1: fatal error: error writing to /tmp/ccaCjUSR.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    53 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/document_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/document_db.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/document/document_db.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/document/document_db.cc:12:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: In member function 'virtual rocksdb::Status rocksdb::DocumentDBImpl::Get(const rocksdb::ReadOptions&, rocksdb::ColumnFamilyHandle*, const rocksdb::Slice&, rocksdb::PinnableSlice*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1041:41: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1041 |   virtual Status Get(const ReadOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1042:42: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1042 |                      ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1042:70: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1042 |                      ColumnFamilyHandle* column_family, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1043:37: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1043 |                      PinnableSlice* value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: In member function 'virtual rocksdb::Status rocksdb::DocumentDBImpl::Get(const rocksdb::ReadOptions&, const rocksdb::Slice&, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1046:41: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1046 |   virtual Status Get(const ReadOptions& options, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1046:63: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1046 |   virtual Status Get(const ReadOptions& options, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1047:35: warning: unused parameter 'value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1047 |                      std::string* value) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: In member function 'virtual rocksdb::Status rocksdb::DocumentDBImpl::Write(const rocksdb::WriteOptions&, rocksdb::WriteBatch*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1050:44: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1050 |   virtual Status Write(const WriteOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1051:36: warning: unused parameter 'updates' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1051 |                        WriteBatch* updates) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: In member function 'virtual rocksdb::Iterator* rocksdb::DocumentDBImpl::NewIterator(const rocksdb::ReadOptions&, rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1054:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1054 |   virtual Iterator* NewIterator(const ReadOptions& options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1055:53: warning: unused parameter 'column_family' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1055 |                                 ColumnFamilyHandle* column_family) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: In member function 'virtual rocksdb::Iterator* rocksdb::DocumentDBImpl::NewIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1058:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1058 |   virtual Iterator* NewIterator(const ReadOptions& options) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/document_db.cc:1192:1: fatal error: error writing to /tmp/ccrqy4kk.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:  1192 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/utilities/json_document.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/json_document.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/json_document.cc:28:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/json_document.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/json_document.cc:608:1: fatal error: error writing to /tmp/cccSIMj7.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   608 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/utilities/json_document.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/document/json_document_builder.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/json_document_builder.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/document/json_document_builder.cc:118:1: fatal error: error writing to /tmp/ccjZdN8E.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   118 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/env_mirror.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/env_mirror.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/utilities/env_mirror.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/env_mirror.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/env_mirror.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/env_mirror.cc:258:1: fatal error: error writing to /tmp/ccHxxYB0.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/perf_step_timer.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/perf_context_imp.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/env_timed.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/monitoring/perf_step_timer.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/perf_context_imp.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/env_timed.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/monitoring/statistics.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/util/stop_watch.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/perf_step_timer.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/monitoring/perf_context_imp.h:7,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/env_timed.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/env_timed.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/env_timed.cc:148:1: fatal error: error writing to /tmp/cc6BRLsP.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/stackable_db.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/geo_db.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/geodb/geodb_impl.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/geodb/geodb_impl.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/geo_db.h: In constructor 'rocksdb::GeoDB::GeoDB(rocksdb::DB*, const rocksdb::GeoDBOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/utilities/geo_db.h:83:37: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    83 |   GeoDB(DB* db, const GeoDBOptions& options) : StackableDB(db) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                 ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/geodb/geodb_impl.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/geodb/geodb_impl.cc:475:1: fatal error: error writing to /tmp/cc28qJK2.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   475 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/leveldb_options/leveldb_options.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/leveldb_options/leveldb_options.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/leveldb_options/leveldb_options.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/leveldb_options/leveldb_options.cc:13:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/leveldb_options/leveldb_options.cc:14:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/leveldb_options/leveldb_options.cc:15:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/leveldb_options/leveldb_options.cc:15:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/table.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/leveldb_options/leveldb_options.cc:16:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/leveldb_options/leveldb_options.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/leveldb_options/leveldb_options.cc:56:1: fatal error: error writing to /tmp/ccIcMQDf.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    56 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/lua/rocks_lua_compaction_filter.cc:1: fatal error: error closing /tmp/cc8w9WZH.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:     1 | //  Copyright (c) 2016, Facebook, Inc.  All rights reserved.
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | 
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:28,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/cache.h:29,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h: In member function 'virtual std::string rocksdb::Statistics::getHistogramString(uint32_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/statistics.h:442:51: warning: unused parameter 'type' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 |   virtual std::string getHistogramString(uint32_t type) const { return ""; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/utilities/memory_util.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h: In member function 'virtual void rocksdb::Cache::TEST_mark_as_data_block(const rocksdb::Slice&, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:53: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/cache.h:192:65: warning: unused parameter 'charge' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |   virtual void TEST_mark_as_data_block(const Slice& key, size_t charge) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h: In member function 'virtual rocksdb::FilterBitsReader* rocksdb::FilterPolicy::GetFilterBitsReader(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/filter_policy.h:105:62: warning: unused parameter 'contents' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   105 |   virtual FilterBitsReader* GetFilterBitsReader(const Slice& contents) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/dbformat.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h: In member function 'virtual bool rocksdb::SliceTransform::SameResultWhenAppended(const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice_transform.h:86:52: warning: unused parameter 'prefix' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    86 |   virtual bool SameResultWhenAppended(const Slice& prefix) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                       ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/pinned_iterators_manager.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual void rocksdb::InternalIterator::SetPinnedItersMgr(rocksdb::PinnedIteratorsManager*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:77:58: warning: unused parameter 'pinned_iters_mgr' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    77 |   virtual void SetPinnedItersMgr(PinnedIteratorsManager* pinned_iters_mgr) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h: In member function 'virtual rocksdb::Status rocksdb::InternalIterator::GetProperty(std::string, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:42: warning: unused parameter 'prop_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/internal_iterator.h:94:66: warning: unused parameter 'prop' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    94 |   virtual Status GetProperty(std::string prop_name, std::string* prop) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In constructor 'rocksdb::FdWithKeyRange::FdWithKeyRange(rocksdb::FileDescriptor, rocksdb::Slice, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:134:9: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   134 |       : fd(_fd), smallest_key(_smallest_key), largest_key(_largest_key) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |         ^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/table/table_builder.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h: In member function 'virtual rocksdb::IntTblPropCollector* rocksdb::InternalKeyPropertiesCollectorFactory::CreateIntTblPropCollector(uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/table_properties_collector.h:76:16: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    76 |       uint32_t column_family_id) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/options/cf_options.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/table/table_builder.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/range_del_aggregator.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Snappy_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:154:55: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   154 | inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::Zlib_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:212:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   212 | inline bool Zlib_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:36: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:213:73: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   213 |                           uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:214:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   214 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:215:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   215 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::Zlib_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&, int)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:286:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   286 | inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:287:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   287 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:288:39: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   288 |                              uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:289:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   289 |                              const Slice& compression_dict = Slice(),
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:290:34: warning: unused parameter 'windowBits' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   290 |                              int windowBits = -14) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::BZip2_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:384:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   384 | inline bool BZip2_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:385:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   385 |                            uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:40: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:386:54: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   386 |                            const char* input, size_t length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:387:43: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   387 |                            ::std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::BZip2_Uncompress(const char*, size_t, int*, uint32_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:43: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:442:62: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   442 | inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                       ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:443:36: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   443 |                               int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:444:40: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   444 |                               uint32_t compress_format_version) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, rocksdb::Slice)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:523:52: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   523 | inline bool LZ4_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:35: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:524:72: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   524 |                          uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:33: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:525:56: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   525 |                          size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:526:38: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   526 |                          const Slice compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::LZ4_Uncompress(const char*, size_t, int*, uint32_t, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:41: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:586:60: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   586 | inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                     ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:587:34: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   587 |                             int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:588:38: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   588 |                             uint32_t compress_format_version,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:589:42: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   589 |                             const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::LZ4HC_Compress(const rocksdb::CompressionOptions&, uint32_t, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:642:54: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   642 | inline bool LZ4HC_Compress(const CompressionOptions& opts,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:37: warning: unused parameter 'compress_format_version' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:643:74: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   643 |                            uint32_t compress_format_version, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                              ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:35: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:644:58: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   644 |                            size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                           ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:645:41: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   645 |                            const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::XPRESS_Compress(const char*, size_t, std::string*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:41: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:55: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:708:76: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   708 | inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                               ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::XPRESS_Uncompress(const char*, size_t, int*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:44: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:715:63: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 | inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                        ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:716:8: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   716 |   int* decompress_size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |   ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'bool rocksdb::ZSTD_Compress(const rocksdb::CompressionOptions&, const char*, size_t, std::string*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:53: warning: unused parameter 'opts' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:726:71: warning: unused parameter 'input' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   726 | inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                           ~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:34: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:727:57: warning: unused parameter 'output' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   727 |                           size_t length, ::std::string* output,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:728:40: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   728 |                           const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h: In function 'char* rocksdb::ZSTD_Uncompress(const char*, size_t, int*, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:42: warning: unused parameter 'input_data' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:762:61: warning: unused parameter 'input_length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   762 | inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:763:35: warning: unused parameter 'decompress_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   763 |                              int* decompress_size,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/util/compression.h:764:43: warning: unused parameter 'compression_dict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   764 |                              const Slice& compression_dict = Slice()) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/table_cache.h:25,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:18,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::InternalIterator* rocksdb::TableReader::NewRangeTombstoneIterator(const rocksdb::ReadOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:47:26: warning: unused parameter 'read_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |       const ReadOptions& read_options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual void rocksdb::TableReader::Prepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:66:37: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    66 |   virtual void Prepare(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                        ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h: In member function 'virtual rocksdb::Status rocksdb::TableReader::DumpTable(rocksdb::WritableFile*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/table/table_reader.h:98:42: warning: unused parameter 'out_file' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    98 |   virtual Status DumpTable(WritableFile* out_file) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/version_set.h:33,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::PickCompaction(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, rocksdb::LogBuffer*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:255:49: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   255 |   Compaction* PickCompaction(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:256:54: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   256 |                              const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:257:50: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   257 |                              VersionStorageInfo* vstorage,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:258:41: warning: unused parameter 'log_buffer' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   258 |                              LogBuffer* log_buffer) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual rocksdb::Compaction* rocksdb::NullCompactionPicker::CompactRange(const string&, const rocksdb::MutableCFOptions&, rocksdb::VersionStorageInfo*, int, int, uint32_t, const rocksdb::InternalKey*, const rocksdb::InternalKey*, rocksdb::InternalKey**, bool*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:263:47: warning: unused parameter 'cf_name' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   263 |   Compaction* CompactRange(const std::string& cf_name,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:264:52: warning: unused parameter 'mutable_cf_options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   264 |                            const MutableCFOptions& mutable_cf_options,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:48: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:265:62: warning: unused parameter 'input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   265 |                            VersionStorageInfo* vstorage, int input_level,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:32: warning: unused parameter 'output_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:266:55: warning: unused parameter 'output_path_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   266 |                            int output_level, uint32_t output_path_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:47: warning: unused parameter 'begin' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:267:73: warning: unused parameter 'end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   267 |                            const InternalKey* begin, const InternalKey* end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                      ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:268:42: warning: unused parameter 'compaction_end' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   268 |                            InternalKey** compaction_end,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:269:34: warning: unused parameter 'manual_conflict' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   269 |                            bool* manual_conflict) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~^~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h: In member function 'virtual bool rocksdb::NullCompactionPicker::NeedsCompaction(const rocksdb::VersionStorageInfo*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_picker.h:275:33: warning: unused parameter 'vstorage' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   275 |       const VersionStorageInfo* vstorage) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |       ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:12,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h: In member function 'virtual void rocksdb::VersionSet::LogReporter::Corruption(size_t, const rocksdb::Status&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_set.h:772:36: warning: unused parameter 'bytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   772 |     virtual void Corruption(size_t bytes, const Status& s) override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/merge_helper.h:16,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_iterator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::Filter(int, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, bool*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:27: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:100:65: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   100 |   virtual bool Filter(int level, const Slice& key, const Slice& existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:36: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:101:53: warning: unused parameter 'value_changed' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   101 |                       std::string* new_value, bool* value_changed) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual bool rocksdb::CompactionFilter::FilterMergeOperand(int, const rocksdb::Slice&, const rocksdb::Slice&) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:39: warning: unused parameter 'level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:114:59: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   114 |   virtual bool FilterMergeOperand(int level, const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:115:48: warning: unused parameter 'operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   115 |                                   const Slice& operand) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h: In member function 'virtual rocksdb::CompactionFilter::Decision rocksdb::CompactionFilter::FilterV2(int, const rocksdb::Slice&, rocksdb::CompactionFilter::ValueType, const rocksdb::Slice&, std::string*, std::string*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/compaction_filter.h:160:42: warning: unused parameter 'skip_until' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   160 |                             std::string* skip_until) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/compaction_job.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h: In member function 'virtual int rocksdb::CompactionIterator::CompactionProxy::level(size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/compaction_iterator.h:34:30: warning: unused parameter 'compaction_input_level' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    34 |     virtual int level(size_t compaction_input_level = 0) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, _U2&&) [with _U1 = int&; _U2 = rocksdb::FileMetaData; typename std::enable_if<(std::_PCC<true, _T1, _T2>::_MoveConstructiblePair<_U1, _U2>() && std::_PCC<true, _T1, _T2>::_ImplicitlyMoveConvertiblePair<_U1, _U2>()), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, rocksdb::FileMetaData}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:196:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:353:42: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(rocksdb::FileMetaData&&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   353 |         : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/db/range_del_aggregator.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/memtable_list.h:15,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/column_family.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/db/db_impl.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:10:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h: In instantiation of 'constexpr std::pair<_T1, _T2>::pair(_U1&&, const _T2&) [with _U1 = int&; typename std::enable_if<std::_PCC<true, _T1, _T2>::_MoveCopyPair<true, _U1, _T2>(), bool>::type <anonymous> = true; _T1 = int; _T2 = rocksdb::FileMetaData]':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/ext/new_allocator.h:162:4:   required from 'void __gnu_cxx::new_allocator<_Tp>::construct(_Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/alloc_traits.h:516:17:   required from 'static void std::allocator_traits<std::allocator<_Tp1> >::construct(std::allocator_traits<std::allocator<_Tp1> >::allocator_type&, _Up*, _Args&& ...) [with _Up = std::pair<int, rocksdb::FileMetaData>; _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; std::allocator_traits<std::allocator<_Tp1> >::allocator_type = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/vector.tcc:115:30:   required from 'void std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int&, const rocksdb::FileMetaData&}; _Tp = std::pair<int, rocksdb::FileMetaData>; _Alloc = std::allocator<std::pair<int, rocksdb::FileMetaData> >]'
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:201:28:   required from here
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:64:8: warning: implicitly-declared 'constexpr rocksdb::FileDescriptor::FileDescriptor(const rocksdb::FileDescriptor&)' is deprecated [-Wdeprecated-copy]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 | struct FileMetaData {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |        ^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/db/version_edit.h:47:19: note: because 'rocksdb::FileDescriptor' has user-provided 'rocksdb::FileDescriptor& rocksdb::FileDescriptor::operator=(const rocksdb::FileDescriptor&)'
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   FileDescriptor& operator=(const FileDescriptor& fd) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                   ^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/bits/stl_tree.h:63,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from /usr/include/c++/11/map:60,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/memory_util.h:10,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/memory/memory_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: /usr/include/c++/11/bits/stl_pair.h:323:41: note: synthesized method 'rocksdb::FileMetaData::FileMetaData(const rocksdb::FileMetaData&)' first required here
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   323 |        : first(std::forward<_U1>(__x)), second(__y) { }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                         ^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/memory/memory_util.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/memory/memory_util.cc:51:1: fatal error: error writing to /tmp/cciDpKfb.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    51 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/merge_operator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/max.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/max.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc: In member function 'virtual bool {anonymous}::MaxOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc:39:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    39 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc:41:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    41 |                             Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc: In member function 'virtual bool {anonymous}::MaxOperator::PartialMergeMulti(const rocksdb::Slice&, const std::deque<rocksdb::Slice>&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc:50:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    50 |   virtual bool PartialMergeMulti(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc:53:42: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    53 |                                  Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/max.cc:75:1: fatal error: error writing to /tmp/cctrFpz5.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    75 | }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/put.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/put.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc: In member function 'virtual bool {anonymous}::PutOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:25:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    25 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:26:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    26 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:29:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    29 |                          Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc: In member function 'virtual bool {anonymous}::PutOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:37:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    37 |   virtual bool PartialMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:38:42: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    38 |                             const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:41:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    41 |                             Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc: In member function 'virtual bool {anonymous}::PutOperator::PartialMergeMulti(const rocksdb::Slice&, const std::deque<rocksdb::Slice>&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:47:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    47 |   virtual bool PartialMergeMulti(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:49:66: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    49 |                                  std::string* new_value, Logger* logger) const
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc: In member function 'virtual bool {anonymous}::PutOperatorV2::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:61:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    61 |   virtual bool FullMerge(const Slice& key, const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:61:57: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    61 |   virtual bool FullMerge(const Slice& key, const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:62:57: warning: unused parameter 'operand_sequence' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    62 |                          const std::deque<std::string>& operand_sequence,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:63:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    63 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:64:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    64 |                          Logger* logger) const override {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/put.cc:89:1: fatal error: error writing to /tmp/ccfDzi3Y.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    89 | }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/merge_operator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/string_append/stringappend.h:8,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend.cc:7:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend.cc: In member function 'virtual bool rocksdb::StringAppendOperator::Merge(const rocksdb::Slice&, const rocksdb::Slice*, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend.cc:24:47: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    24 | bool StringAppendOperator::Merge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend.cc:28:42: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    28 |                                  Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend.cc:57:1: fatal error: error writing to /tmp/cc13eqel.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    57 | } // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/merge_operator.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend2.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend2.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/string_append/stringappend2.h:17,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/string_append/stringappend2.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc: In member function 'virtual bool rocksdb::StringAppendTESTOperator::PartialMergeMulti(const rocksdb::Slice&, const std::deque<rocksdb::Slice>&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:71:18: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |     const Slice& key, const std::deque<Slice>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:71:48: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |     const Slice& key, const std::deque<Slice>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:72:18: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |     std::string* new_value, Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:72:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |     std::string* new_value, Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc: In member function 'bool rocksdb::StringAppendTESTOperator::_AssocPartialMergeMulti(const rocksdb::Slice&, const std::deque<rocksdb::Slice>&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:79:18: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    79 |     const Slice& key, const std::deque<Slice>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |     ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:80:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    80 |     std::string* new_value, Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/string_append/stringappend2.cc:117:1: fatal error: error writing to /tmp/cc7T0Vdn.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   117 | } // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/uint64add.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/uint64add.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/utilities/merge_operators/uint64add.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::FullMerge(const rocksdb::Slice&, const rocksdb::Slice*, const std::deque<std::__cxx11::basic_string<char> >&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:69:39: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    69 |   virtual bool FullMerge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:70:39: warning: unused parameter 'existing_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    70 |                          const Slice* existing_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:71:57: warning: unused parameter 'operand_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    71 |                          const std::deque<std::string>& operand_list,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:72:39: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    72 |                          std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:73:34: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 |                          Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h: In member function 'virtual bool rocksdb::MergeOperator::PartialMerge(const rocksdb::Slice&, const rocksdb::Slice&, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:42: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:148:60: warning: unused parameter 'left_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   148 |   virtual bool PartialMerge(const Slice& key, const Slice& left_operand,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                               ~~~~~~~~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:42: warning: unused parameter 'right_operand' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:149:70: warning: unused parameter 'new_value' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   149 |                             const Slice& right_operand, std::string* new_value,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                         ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/merge_operator.h:150:37: warning: unused parameter 'logger' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   150 |                             Logger* logger) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                             ~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/util/coding.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/merge_operators/uint64add.cc:11:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/uint64add.cc: In member function 'virtual bool {anonymous}::UInt64AddOperator::Merge(const rocksdb::Slice&, const rocksdb::Slice*, const rocksdb::Slice&, std::string*, rocksdb::Logger*) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/uint64add.cc:23:35: warning: unused parameter 'key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    23 |   virtual bool Merge(const Slice& key,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/uint64add.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/merge_operators/uint64add.cc:73:1: fatal error: error writing to /tmp/ccVWiddF.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    73 | }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/option_change_migration.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/status.h:21,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/env.h:27,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/option_change_migration.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/option_change_migration.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                             ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Allocate(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:715:53: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   715 |   virtual Status Allocate(uint64_t offset, uint64_t len) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:23,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/option_change_migration.h:9,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:6:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/transaction_log.h:11,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:26,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/option_change_migration/option_change_migration.cc:9:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::DeleteRangeCF(uint32_t, const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:220:43: warning: unused parameter 'column_family_id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   220 |     virtual Status DeleteRangeCF(uint32_t column_family_id,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:47: warning: unused parameter 'begin_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:221:71: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   221 |                                  const Slice& begin_key, const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkEndPrepare(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:243:48: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   243 |     virtual Status MarkEndPrepare(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkRollback(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:247:46: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   247 |     virtual Status MarkRollback(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h: In member function 'virtual rocksdb::Status rocksdb::WriteBatch::Handler::MarkCommit(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/write_batch.h:252:44: warning: unused parameter 'xid' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   252 |     virtual Status MarkCommit(const Slice& xid) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                               ~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/option_change_migration/option_change_migration.cc: At global scope:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/utilities/option_change_migration/option_change_migration.cc:157:1: fatal error: error writing to /tmp/cccQkVq4.s: No space left on device
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   157 | }  // namespace rocksdb
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       | ^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: compilation terminated.
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/iterator.h:24,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/options_util.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/options/options_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h: In member function 'void rocksdb::PinnableSlice::remove_prefix(size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/slice.h:176:29: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   176 |   void remove_prefix(size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                      ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:19,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/options_util.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/options/options_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h: In member function 'virtual void rocksdb::Iterator::SeekForPrev(const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/iterator.h:54:41: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    54 |   virtual void SeekForPrev(const Slice& target) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/db.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/options_util.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/options/options_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h: In member function 'virtual void rocksdb::EventListener::OnColumnFamilyHandleDeletionStarted(rocksdb::ColumnFamilyHandle*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/listener.h:339:72: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   339 |   virtual void OnColumnFamilyHandleDeletionStarted(ColumnFamilyHandle* handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                    ~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/advanced_options.h:13,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/options.h:20,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/options_util.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/options/options_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertWithHint(rocksdb::KeyHandle, void**)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:92:56: warning: unused parameter 'hint' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    92 |   virtual void InsertWithHint(KeyHandle handle, void** hint) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual void rocksdb::MemTableRep::InsertConcurrently(rocksdb::KeyHandle)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:99:45: warning: unused parameter 'handle' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:    99 |   virtual void InsertConcurrently(KeyHandle handle) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                   ~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h: In member function 'virtual uint64_t rocksdb::MemTableRep::ApproximateNumEntries(const rocksdb::Slice&, const rocksdb::Slice&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:131:55: warning: unused parameter 'start_ikey' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   131 |   virtual uint64_t ApproximateNumEntries(const Slice& start_ikey,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/memtablerep.h:132:55: warning: unused parameter 'end_key' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   132 |                                          const Slice& end_key) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: In file included from rocksdb/include/rocksdb/options.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/db.h:22,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/include/rocksdb/utilities/options_util.h:14,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:                  from rocksdb/utilities/options/options_util.cc:8:
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::ReopenWritableFile(const string&, std::unique_ptr<rocksdb::WritableFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:173:56: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   173 |   virtual Status ReopenWritableFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:174:63: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   174 |                                     unique_ptr<WritableFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:175:55: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   175 |                                     const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::NewRandomRWFile(const string&, std::unique_ptr<rocksdb::RandomRWFile>*, const rocksdb::EnvOptions&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:191:53: warning: unused parameter 'fname' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   191 |   virtual Status NewRandomRWFile(const std::string& fname,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~^~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:192:60: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   192 |                                  unique_ptr<RandomRWFile>* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:193:52: warning: unused parameter 'options' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   193 |                                  const EnvOptions& options) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::LinkFile(const string&, const string&)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:46: warning: unused parameter 'src' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:261:70: warning: unused parameter 'target' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   261 |   virtual Status LinkFile(const std::string& src, const std::string& target) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                   ~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual int rocksdb::Env::UnSchedule(void*, rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:32: warning: unused parameter 'arg' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                          ~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:312:46: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   312 |   virtual int UnSchedule(void* arg, Priority pri) { return 0; }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                     ~~~~~~~~~^~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual unsigned int rocksdb::Env::GetThreadPoolQueueLen(rocksdb::Env::Priority) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:322:55: warning: unused parameter 'pri' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   322 |   virtual unsigned int GetThreadPoolQueueLen(Priority pri = LOW) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                              ~~~~~~~~~^~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::Env::LowerThreadPoolIOPriority(rocksdb::Env::Priority)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:374:51: warning: unused parameter 'pool' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   374 |   virtual void LowerThreadPoolIOPriority(Priority pool = LOW) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                          ~~~~~~~~~^~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::Env::GetThreadList(std::vector<rocksdb::ThreadStatus>*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:418:59: warning: unused parameter 'thread_list' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   418 |   virtual Status GetThreadList(std::vector<ThreadStatus>* thread_list) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:484:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   484 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::SequentialFile::PositionedRead(uint64_t, size_t, rocksdb::Slice*, char*)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:42: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:57: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                  ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:490:67: warning: unused parameter 'result' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   490 |   virtual Status PositionedRead(uint64_t offset, size_t n, Slice* result,
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                            ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:491:39: warning: unused parameter 'scratch' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   491 |                                 char* scratch) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                 ~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::Prefetch(uint64_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:36: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:517:51: warning: unused parameter 'n' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   517 |   virtual Status Prefetch(uint64_t offset, size_t n) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                            ~~~~~~~^
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::RandomAccessFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:536:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   536 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual void rocksdb::RandomAccessFile::Hint(rocksdb::RandomAccessFile::AccessPattern)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:543:35: warning: unused parameter 'pattern' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   543 |   virtual void Hint(AccessPattern pattern) {}
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                     ~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::RandomAccessFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:556:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   556 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::Truncate(uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:606:36: warning: unused parameter 'size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   606 |   virtual Status Truncate(uint64_t size) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                           ~~~~~~~~~^~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual size_t rocksdb::WritableFile::GetUniqueId(char*, size_t) const':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:36: warning: unused parameter 'id' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                              ~~~~~~^~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:670:47: warning: unused parameter 'max_size' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   670 |   virtual size_t GetUniqueId(char* id, size_t max_size) const {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                        ~~~~~~~^~~~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::InvalidateCache(size_t, size_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:41: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                  ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:678:56: warning: unused parameter 'length' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   678 |   virtual Status InvalidateCache(size_t offset, size_t length) {
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                                                 ~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h: In member function 'virtual rocksdb::Status rocksdb::WritableFile::RangeSync(uint64_t, uint64_t)':
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:37: warning: unused parameter 'offset' [-Wunused-parameter]
[INFO] [stderr] warning: librocksdb-sys@0.5.0:   688 |   virtual Status RangeSync(uint64_t offset, uint64_t nbytes) { return Status::OK(); }
[INFO] [stderr] warning: librocksdb-sys@0.5.0:       |                            ~~~~~~~~~^~~~~~
[INFO] [stderr] warning: librocksdb-sys@0.5.0: rocksdb/include/rocksdb/env.h:688:54: warning: unused parameter 'nbytes' [-Wunused-parameter]
[WARN] too many lines in the log, truncating it
