[INFO] fetching crate dharmadb 0.1.1... [INFO] checking dharmadb-0.1.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate dharmadb 0.1.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate dharmadb 0.1.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dharmadb 0.1.1 [INFO] finished tweaking crates.io crate dharmadb 0.1.1 [INFO] tweaked toml for crates.io crate dharmadb 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded buffered_offset_reader v0.6.0 [INFO] [stderr] Downloaded subway v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f7426579bf08f069f5731cd5cfff38cdb459b3ec2b9a1abd2d0d49bbeb8247e6 [INFO] running `Command { std: "docker" "start" "-a" "f7426579bf08f069f5731cd5cfff38cdb459b3ec2b9a1abd2d0d49bbeb8247e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7426579bf08f069f5731cd5cfff38cdb459b3ec2b9a1abd2d0d49bbeb8247e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7426579bf08f069f5731cd5cfff38cdb459b3ec2b9a1abd2d0d49bbeb8247e6", kill_on_drop: false }` [INFO] [stdout] f7426579bf08f069f5731cd5cfff38cdb459b3ec2b9a1abd2d0d49bbeb8247e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca6293294c22cedfb92319feee07a0a2618dff956808c290cb405891adcc5287 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ca6293294c22cedfb92319feee07a0a2618dff956808c290cb405891adcc5287", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking buffered_offset_reader v0.6.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.8.5 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking subway v0.1.2 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking dharmadb v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/sparse_index.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::errors::Errors` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::errors::Errors; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write_sstable` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:7:50 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::storage::sorted_string_table_writer::{write_sstable, write_sstable_at_path}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Record` [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::storage::block::{to_record_type, Record, RecordType, Value}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking csv v1.1.6 [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/persistence.rs:189:30 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn delete(&mut self, key: &K) -> Result<(), Errors> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/storage/block.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | for i in 0..record.data_size_in_bytes { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `available_space_in_bytes` is never read [INFO] [stdout] --> src/storage/block.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | available_space_in_bytes = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | let mut count: u64 = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_sstable_handle` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:151:21 [INFO] [stdout] | [INFO] [stdout] 151 | let mut output_sstable_handle = output_sstable_result.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_sstable_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | for i in 0..size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | return value_result.map_err(|err| Errors::RECORD_DESERIALIZATION_FAILED); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let mut count: u64 = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | let mut output_sstable_handle = output_sstable_result.unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut previous_buffer_offset = self.buffer_offset; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `strategy` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | fn strategy(&self) -> CompactionStrategy { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dharma.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dharma.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | self.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/persistence.rs:228:13 [INFO] [stdout] | [INFO] [stdout] 228 | remove_file(table_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/persistence.rs:245:9 [INFO] [stdout] | [INFO] [stdout] 245 | self.log.cleanup(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:249:17 [INFO] [stdout] | [INFO] [stdout] 249 | file_handle.write(&final_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:250:17 [INFO] [stdout] | [INFO] [stdout] 250 | file_handle.write(padding_bytes.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:258:17 [INFO] [stdout] | [INFO] [stdout] 258 | file_handle.write(&type_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | file_handle.write(&size_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:261:17 [INFO] [stdout] | [INFO] [stdout] 261 | file_handle.write(data_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:279:13 [INFO] [stdout] | [INFO] [stdout] 279 | file_handle.write(&type_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | file_handle.write(&size_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:281:13 [INFO] [stdout] | [INFO] [stdout] 281 | file_handle.write(padding.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | file_handle.write(padding.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:142:17 [INFO] [stdout] | [INFO] [stdout] 142 | create_dir_all(output_path.parent().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:206:13 [INFO] [stdout] | [INFO] [stdout] 206 | / write_sstable_at_path( [INFO] [stdout] 207 | | &self.options.db_options, [INFO] [stdout] 208 | | &result, [INFO] [stdout] 209 | | &PathBuf::from(&self.options.output_path), [INFO] [stdout] 210 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | reader.read_at(&mut buffer, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | self.reader.read_at(&mut buffer, self.offset as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_writer.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir_all(path.parent().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_writer.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | reader.read_at(&mut buffer, i * options.block_size_in_bytes as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 36 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dharma` [INFO] [stdout] --> benches/common/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use dharma::options::DharmaOpts; [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `dharma` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dharma` [INFO] [stdout] --> benches/common/test_key.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use dharma::traits::ResourceKey; [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `dharma` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dharma` [INFO] [stdout] --> benches/common/test_value.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use dharma::traits::ResourceValue; [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `dharma` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dharma` [INFO] [stdout] --> benches/dharma_test.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use dharma::dharma::Dharma; [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `dharma` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dharma` [INFO] [stdout] --> benches/dharma_test.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use dharma::options::DharmaOpts; [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `dharma` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/sparse_index.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::errors::Errors` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::errors::Errors; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write_sstable` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:7:50 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::storage::sorted_string_table_writer::{write_sstable, write_sstable_at_path}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Record` [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::storage::block::{to_record_type, Record, RecordType, Value}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::options::DharmaOpts` [INFO] [stdout] --> src/storage/sstable_test.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::options::DharmaOpts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `read_sstable`, `write_sstable` [INFO] [stdout] --> src/storage/sstable_test.rs:4:54 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::storage::sorted_string_table_writer::{read_sstable, write_sstable}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserializer`, `Serializer` [INFO] [stdout] --> src/storage/sstable_test.rs:5:30 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::{Deserialize, Deserializer, Serialize, Serializer}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/storage/sstable_test.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `ResourceKey` in this scope [INFO] [stdout] --> benches/common/test_key.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | impl ResourceKey for TestKey {} [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this trait [INFO] [stdout] | [INFO] [stdout] 1 | use dharmadb::traits::ResourceKey; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `ResourceValue` in this scope [INFO] [stdout] --> benches/common/test_value.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | impl ResourceValue for TestValue {} [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this trait [INFO] [stdout] | [INFO] [stdout] 1 | use dharmadb::traits::ResourceValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `DharmaOpts` in this scope [INFO] [stdout] --> benches/common/mod.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn cleanup_paths(options: &DharmaOpts) { [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 | use dharmadb::options::DharmaOpts; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DharmaOpts` [INFO] [stdout] --> benches/dharma_test.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | let options = DharmaOpts::default(); [INFO] [stdout] | ^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use dharmadb::options::DharmaOpts; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Dharma` in this scope [INFO] [stdout] --> benches/dharma_test.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | let mut db: Dharma = Dharma::create(options).unwrap(); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use dharmadb::dharma::Dharma; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Dharma` [INFO] [stdout] --> benches/dharma_test.rs:15:46 [INFO] [stdout] | [INFO] [stdout] 15 | let mut db: Dharma = Dharma::create(options).unwrap(); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use dharmadb::dharma::Dharma; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `black_box` [INFO] [stdout] --> benches/dharma_test.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use criterion::{black_box, criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 11 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dharmadb` due to 12 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `expected_data` [INFO] [stdout] --> tests/dharma_test.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let expected_data = data.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/dharma_test.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut db_result: Result, Errors> = Dharma::create(options.clone()); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/dharma_test.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | let mut db_result: Result, Errors> = Dharma::create(options.clone()); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/basic_compaction_test.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let mut data_1 = get_test_data_in_range(0, 200); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | remove_dir_all(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | remove_dir_all(&compaction_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | remove_file(&wal_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:104:5 [INFO] [stdout] | [INFO] [stdout] 104 | db.flush(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | wal.append(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/dharma_test.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | wal.append(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | remove_dir_all(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | remove_dir_all(&compaction_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/persistence.rs:189:30 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn delete(&mut self, key: &K) -> Result<(), Errors> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/storage/block.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | for i in 0..record.data_size_in_bytes { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `available_space_in_bytes` is never read [INFO] [stdout] --> src/storage/block.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | available_space_in_bytes = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | let mut count: u64 = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_sstable_handle` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:151:21 [INFO] [stdout] | [INFO] [stdout] 151 | let mut output_sstable_handle = output_sstable_result.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_sstable_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | for i in 0..size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | return value_result.map_err(|err| Errors::RECORD_DESERIALIZATION_FAILED); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | remove_file(&wal_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_test_data_in_range` [INFO] [stdout] --> tests/common/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn get_test_data_in_range(start: u32, end: u32) -> Vec<(TestKey, TestValue)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cleanup_paths` [INFO] [stdout] --> tests/common/mod.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn cleanup_paths(options: &DharmaOpts) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | remove_dir_all(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | remove_dir_all(&compaction_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | remove_file(&wal_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let mut count: u64 = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | let mut output_sstable_handle = output_sstable_result.unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut previous_buffer_offset = self.buffer_offset; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | remove_dir_all(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | remove_dir_all(&compaction_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir(&sstable_dir); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/common/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | remove_file(&wal_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `strategy` [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | fn strategy(&self) -> CompactionStrategy { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_test_data` [INFO] [stdout] --> src/storage/sstable_test.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn create_test_data(start: u8, end: u8) -> Vec<(u8, TestData)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dharma.rs:130:13 [INFO] [stdout] | [INFO] [stdout] 130 | db.put(key, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dharma.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | self.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/persistence.rs:228:13 [INFO] [stdout] | [INFO] [stdout] 228 | remove_file(table_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/persistence.rs:245:9 [INFO] [stdout] | [INFO] [stdout] 245 | self.log.cleanup(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:249:17 [INFO] [stdout] | [INFO] [stdout] 249 | file_handle.write(&final_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:250:17 [INFO] [stdout] | [INFO] [stdout] 250 | file_handle.write(padding_bytes.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:258:17 [INFO] [stdout] | [INFO] [stdout] 258 | file_handle.write(&type_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | file_handle.write(&size_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:261:17 [INFO] [stdout] | [INFO] [stdout] 261 | file_handle.write(data_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:279:13 [INFO] [stdout] | [INFO] [stdout] 279 | file_handle.write(&type_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | file_handle.write(&size_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:281:13 [INFO] [stdout] | [INFO] [stdout] 281 | file_handle.write(padding.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/block.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | file_handle.write(padding.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:142:17 [INFO] [stdout] | [INFO] [stdout] 142 | create_dir_all(output_path.parent().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/compaction/basic/mod.rs:206:13 [INFO] [stdout] | [INFO] [stdout] 206 | / write_sstable_at_path( [INFO] [stdout] 207 | | &self.options.db_options, [INFO] [stdout] 208 | | &result, [INFO] [stdout] 209 | | &PathBuf::from(&self.options.output_path), [INFO] [stdout] 210 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | reader.read_at(&mut buffer, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_reader.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | self.reader.read_at(&mut buffer, self.offset as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_writer.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | create_dir_all(path.parent().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/sorted_string_table_writer.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | reader.read_at(&mut buffer, i * options.block_size_in_bytes as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 41 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ca6293294c22cedfb92319feee07a0a2618dff956808c290cb405891adcc5287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca6293294c22cedfb92319feee07a0a2618dff956808c290cb405891adcc5287", kill_on_drop: false }` [INFO] [stdout] ca6293294c22cedfb92319feee07a0a2618dff956808c290cb405891adcc5287