[INFO] fetching crate logmap 0.2.0...
[INFO] checking logmap-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate logmap 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate logmap 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logmap 0.2.0
[INFO] finished tweaking crates.io crate logmap 0.2.0
[INFO] tweaked toml for crates.io crate logmap 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc9b95b223bd69036f4413c86a147090ac12a80086d508310b6ba2dfc0e396f5
[INFO] running `Command { std: "docker" "start" "-a" "cc9b95b223bd69036f4413c86a147090ac12a80086d508310b6ba2dfc0e396f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc9b95b223bd69036f4413c86a147090ac12a80086d508310b6ba2dfc0e396f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9b95b223bd69036f4413c86a147090ac12a80086d508310b6ba2dfc0e396f5", kill_on_drop: false }`
[INFO] [stdout] cc9b95b223bd69036f4413c86a147090ac12a80086d508310b6ba2dfc0e396f5
[INFO] running `Command { std: "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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40534e073d331a9dfda8907619dcc03fa797e292c8c51c547e8969f2183b36b
[INFO] running `Command { std: "docker" "start" "-a" "b40534e073d331a9dfda8907619dcc03fa797e292c8c51c547e8969f2183b36b", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking abox v0.4.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking logmap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]    --> src/logmap.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn update(&self, key: K, value: V) -> Option<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key`
[INFO] [stdout]    --> src/logmap.rs:332:8
[INFO] [stdout]     |
[INFO] [stdout] 332 |     fn key(&self) -> Option<&K> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key_matches`
[INFO] [stdout]    --> src/logmap.rs:356:8
[INFO] [stdout]     |
[INFO] [stdout] 356 |     fn key_matches(&self, key: &K) -> bool
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/optimap.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn get(&self, key: &K) -> Option<Arc<BucketEntry<K, V>>> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]    --> src/optimap.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn value(self) -> V {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/optimap.rs:574:13
[INFO] [stdout]     |
[INFO] [stdout] 574 |         for mut workload in &mut workloads {
[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/optimap.rs:575:17
[INFO] [stdout]     |
[INFO] [stdout] 575 |             let mut slice = Arc::get_mut(workload).unwrap().as_mut_slice();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key`
[INFO] [stdout]    --> src/logmap.rs:332:8
[INFO] [stdout]     |
[INFO] [stdout] 332 |     fn key(&self) -> Option<&K> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key_matches`
[INFO] [stdout]    --> src/logmap.rs:356:8
[INFO] [stdout]     |
[INFO] [stdout] 356 |     fn key_matches(&self, key: &K) -> bool
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]    --> src/optimap.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn value(self) -> V {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "b40534e073d331a9dfda8907619dcc03fa797e292c8c51c547e8969f2183b36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40534e073d331a9dfda8907619dcc03fa797e292c8c51c547e8969f2183b36b", kill_on_drop: false }`
[INFO] [stdout] b40534e073d331a9dfda8907619dcc03fa797e292c8c51c547e8969f2183b36b