Dec 18 10:29:36.216 INFO checking td_rthreadpool-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:29:36.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/td_rthreadpool/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 10:29:36.601 INFO [stdout] 1b63f9cb4e06cc40ebe72775ea65099a330e31f054defb708ecbfe3121d9923a
Dec 18 10:29:36.604 INFO running `"docker" "start" "-a" "1b63f9cb4e06cc40ebe72775ea65099a330e31f054defb708ecbfe3121d9923a"`
Dec 18 10:29:39.853 INFO [stderr]     Checking td_rthreadpool v0.1.2 (/opt/crater/workdir)
Dec 18 10:29:41.280 INFO [stderr] warning: unused import: `self`
Dec 18 10:29:41.280 INFO [stderr]  --> tests/test.rs:3:19
Dec 18 10:29:41.280 INFO [stderr]   |
Dec 18 10:29:41.280 INFO [stderr] 3 | use std::thread::{self, sleep};
Dec 18 10:29:41.280 INFO [stderr]   |                   ^^^^
Dec 18 10:29:41.280 INFO [stderr]   |
Dec 18 10:29:41.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:29:41.281 INFO [stderr] 
Dec 18 10:29:41.392 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:29:41.392 INFO [stderr]   --> tests/test.rs:38:9
Dec 18 10:29:41.392 INFO [stderr]    |
Dec 18 10:29:41.392 INFO [stderr] 38 |     let mut pool = ThreadPool::new(TEST_TASKS);
Dec 18 10:29:41.392 INFO [stderr]    |         ----^^^^
Dec 18 10:29:41.392 INFO [stderr]    |         |
Dec 18 10:29:41.392 INFO [stderr]    |         help: remove this `mut`
Dec 18 10:29:41.392 INFO [stderr]    |
Dec 18 10:29:41.392 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 10:29:41.392 INFO [stderr] 
Dec 18 10:29:41.398 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 10:29:41.398 INFO [stderr]   --> tests/test.rs:59:13
Dec 18 10:29:41.398 INFO [stderr]    |
Dec 18 10:29:41.398 INFO [stderr] 59 |             1 + 1;
Dec 18 10:29:41.398 INFO [stderr]    |             ^^^^^
Dec 18 10:29:41.398 INFO [stderr]    |
Dec 18 10:29:41.399 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 10:29:41.399 INFO [stderr] 
Dec 18 10:29:41.446 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Dec 18 10:29:43.118 INFO running `"docker" "inspect" "1b63f9cb4e06cc40ebe72775ea65099a330e31f054defb708ecbfe3121d9923a"`
Dec 18 10:29:43.336 INFO running `"docker" "rm" "-f" "1b63f9cb4e06cc40ebe72775ea65099a330e31f054defb708ecbfe3121d9923a"`
Dec 18 10:29:43.628 INFO [stdout] 1b63f9cb4e06cc40ebe72775ea65099a330e31f054defb708ecbfe3121d9923a