Dec 05 05:46:52.092 INFO checking td_rthreadpool-0.1.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 05:46:52.092 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 05:46:52.476 INFO [stdout] fff8d08570aed33d0d9ec3c98ef98107c54e506484cbd0667b9b58ed9db23d2b
Dec 05 05:46:52.478 INFO running `"docker" "start" "-a" "fff8d08570aed33d0d9ec3c98ef98107c54e506484cbd0667b9b58ed9db23d2b"`
Dec 05 05:46:54.666 INFO [stderr] usermod: no changes
Dec 05 05:46:54.719 INFO [stderr]     Checking td_rthreadpool v0.1.2 (/source)
Dec 05 05:46:56.892 INFO [stderr] warning: unused import: `self`
Dec 05 05:46:56.892 INFO [stderr]  --> tests/test.rs:3:19
Dec 05 05:46:56.892 INFO [stderr]   |
Dec 05 05:46:56.892 INFO [stderr] 3 | use std::thread::{self, sleep};
Dec 05 05:46:56.892 INFO [stderr]   |                   ^^^^
Dec 05 05:46:56.892 INFO [stderr]   |
Dec 05 05:46:56.892 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:46:56.892 INFO [stderr] 
Dec 05 05:46:57.055 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:46:57.055 INFO [stderr]   --> tests/test.rs:38:9
Dec 05 05:46:57.055 INFO [stderr]    |
Dec 05 05:46:57.055 INFO [stderr] 38 |     let mut pool = ThreadPool::new(TEST_TASKS);
Dec 05 05:46:57.055 INFO [stderr]    |         ----^^^^
Dec 05 05:46:57.055 INFO [stderr]    |         |
Dec 05 05:46:57.055 INFO [stderr]    |         help: remove this `mut`
Dec 05 05:46:57.055 INFO [stderr]    |
Dec 05 05:46:57.055 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:46:57.055 INFO [stderr] 
Dec 05 05:46:57.059 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 05 05:46:57.059 INFO [stderr]   --> tests/test.rs:59:13
Dec 05 05:46:57.059 INFO [stderr]    |
Dec 05 05:46:57.059 INFO [stderr] 59 |             1 + 1;
Dec 05 05:46:57.059 INFO [stderr]    |             ^^^^^
Dec 05 05:46:57.059 INFO [stderr]    |
Dec 05 05:46:57.059 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 05:46:57.059 INFO [stderr] 
Dec 05 05:46:57.091 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
Dec 05 05:46:57.091 INFO [stderr] su: No module specific data is present
Dec 05 05:46:58.131 INFO running `"docker" "inspect" "fff8d08570aed33d0d9ec3c98ef98107c54e506484cbd0667b9b58ed9db23d2b"`
Dec 05 05:46:58.419 INFO running `"docker" "rm" "-f" "fff8d08570aed33d0d9ec3c98ef98107c54e506484cbd0667b9b58ed9db23d2b"`
Dec 05 05:46:58.739 INFO [stdout] fff8d08570aed33d0d9ec3c98ef98107c54e506484cbd0667b9b58ed9db23d2b