Dec 12 04:47:28.536 INFO checking workerpool-1.1.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 04:47:28.536 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 04:47:28.874 INFO [stdout] 6112b14be9df1cda6700e60791c19fbeeaa7c7d7259914ca8e44b2efef006fef
Dec 12 04:47:28.877 INFO running `"docker" "start" "-a" "6112b14be9df1cda6700e60791c19fbeeaa7c7d7259914ca8e44b2efef006fef"`
Dec 12 04:47:29.601 INFO [stderr] usermod: no changes
Dec 12 04:47:29.664 INFO [stderr]     Checking workerpool v1.1.1 (/source)
Dec 12 04:47:30.955 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 12 04:47:30.955 INFO [stderr]     --> src/lib.rs:1070:46
Dec 12 04:47:30.955 INFO [stderr]      |
Dec 12 04:47:30.955 INFO [stderr] 1070 |             pool.execute(Thunk::of(move || { 1 + 1; }));
Dec 12 04:47:30.955 INFO [stderr]      |                                              ^^^^^
Dec 12 04:47:30.955 INFO [stderr]      |
Dec 12 04:47:30.955 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Dec 12 04:47:30.955 INFO [stderr] 
Dec 12 04:47:31.007 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Dec 12 04:47:31.009 INFO [stderr] su: No module specific data is present
Dec 12 04:47:31.782 INFO running `"docker" "inspect" "6112b14be9df1cda6700e60791c19fbeeaa7c7d7259914ca8e44b2efef006fef"`
Dec 12 04:47:32.042 INFO running `"docker" "rm" "-f" "6112b14be9df1cda6700e60791c19fbeeaa7c7d7259914ca8e44b2efef006fef"`
Dec 12 04:47:32.315 INFO [stdout] 6112b14be9df1cda6700e60791c19fbeeaa7c7d7259914ca8e44b2efef006fef