[INFO] fetching crate leveldb 0.8.5...
[INFO] testing leveldb-0.8.5 against 1.44.0 for beta-1.45-1
[INFO] extracting crate leveldb 0.8.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate leveldb 0.8.5 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate leveldb 0.8.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate leveldb 0.8.5
[INFO] tweaked toml for crates.io crate leveldb 0.8.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06a3fc1b0f9dcbf9d6a5856d037cd5998b3459e75d3d6e6e7661c5621fa857d4
[INFO] running `"docker" "start" "-a" "06a3fc1b0f9dcbf9d6a5856d037cd5998b3459e75d3d6e6e7661c5621fa857d4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling db-key v0.0.5
[INFO] [stderr]    Compiling leveldb-sys v2.0.6
[INFO] [stderr]    Compiling leveldb v0.8.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/database/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.98s
[INFO] running `"docker" "inspect" "06a3fc1b0f9dcbf9d6a5856d037cd5998b3459e75d3d6e6e7661c5621fa857d4"`
[INFO] running `"docker" "rm" "-f" "06a3fc1b0f9dcbf9d6a5856d037cd5998b3459e75d3d6e6e7661c5621fa857d4"`
[INFO] [stdout] 06a3fc1b0f9dcbf9d6a5856d037cd5998b3459e75d3d6e6e7661c5621fa857d4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a201bb77c4ef2eaf3c6e32c8decb8a0daeed61529e537058358e9e7e29d8b72
[INFO] running `"docker" "start" "-a" "2a201bb77c4ef2eaf3c6e32c8decb8a0daeed61529e537058358e9e7e29d8b72"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/database/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling leveldb v0.8.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/iterator.rs:65:22
[INFO] [stderr]    |
[INFO] [stderr] 65 |   let iterable: &mut Iterable<i32> = database;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable<i32>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/iterator.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 |   let iterable: &mut Iterable<i32> = database;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable<i32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/database/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> tests/concurrent_access.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     (0..10).map(|i| {
[INFO] [stderr] 18 | |          let local_db = shared.clone();
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | |          thread::spawn(move || {
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | |     .map(JoinHandle::join)
[INFO] [stderr] 29 | |     .collect::<Vec<_>>();
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `"docker" "inspect" "2a201bb77c4ef2eaf3c6e32c8decb8a0daeed61529e537058358e9e7e29d8b72"`
[INFO] running `"docker" "rm" "-f" "2a201bb77c4ef2eaf3c6e32c8decb8a0daeed61529e537058358e9e7e29d8b72"`
[INFO] [stdout] 2a201bb77c4ef2eaf3c6e32c8decb8a0daeed61529e537058358e9e7e29d8b72
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ced783d6b0fe7bf2b53847e33146eaacad48543ae3c0e324b371682f3b48ee4b
[INFO] running `"docker" "start" "-a" "ced783d6b0fe7bf2b53847e33146eaacad48543ae3c0e324b371682f3b48ee4b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/database/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/database/error.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/database/iterator.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/iterator.rs:65:22
[INFO] [stderr]    |
[INFO] [stderr] 65 |   let iterable: &mut Iterable<i32> = database;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable<i32>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/iterator.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 |   let iterable: &mut Iterable<i32> = database;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterable<i32>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> tests/concurrent_access.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     (0..10).map(|i| {
[INFO] [stderr] 18 | |          let local_db = shared.clone();
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | |          thread::spawn(move || {
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | |     .map(JoinHandle::join)
[INFO] [stderr] 29 | |     .collect::<Vec<_>>();
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leveldb-05cad4255c81aaf0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-05e21fd88d1b0bb6
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test database::test_create_options ... ok
[INFO] [stdout] test database::test_open_non_existant_database_without_create ... ok
[INFO] [stdout] test binary::test_write_to_database ... ok
[INFO] [stdout] test comparator::comparator::test_ord_comparator ... ok
[INFO] [stdout] test comparator::comparator::test_comparator ... ok
[INFO] [stdout] test database::test_open_database ... ok
[INFO] [stdout] test iterator::test_key_iterator ... ok
[INFO] [stdout] test binary::test_get_from_empty_database ... ok
[INFO] [stdout] test iterator::test_iterator_from_to ... ok
[INFO] [stdout] test management::test_destroy_database ... ok
[INFO] [stdout] test binary::test_get_from_filled_database ... ok
[INFO] [stdout] test iterator::test_iterator ... ok
[INFO] [stdout] test iterator::test_iterator_last ... ok
[INFO] [stdout] test binary::test_delete_from_database ... ok
[INFO] [stdout] test iterator::test_value_iterator ... ok
[INFO] [stdout] test cache::test_open_database_with_cache ... ok
[INFO] [stdout] test snapshots::test_snapshot_iterator ... ok
[INFO] [stdout] test management::test_repair_database ... ok
[INFO] [stdout] test compaction::compaction::test_iterator_from_to ... ok
[INFO] [stdout] test writebatch::test_writebatch ... ok
[INFO] [stdout] test snapshots::test_snapshots ... ok
[INFO] [stdout] test writebatch::test_writebatchiter ... ok
[INFO] [stdout] test concurrent_access::access_from_threads ... ok
[INFO] [stderr]    Doc-tests leveldb
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ced783d6b0fe7bf2b53847e33146eaacad48543ae3c0e324b371682f3b48ee4b"`
[INFO] running `"docker" "rm" "-f" "ced783d6b0fe7bf2b53847e33146eaacad48543ae3c0e324b371682f3b48ee4b"`
[INFO] [stdout] ced783d6b0fe7bf2b53847e33146eaacad48543ae3c0e324b371682f3b48ee4b