Dec 05 16:35:30.249 INFO checking array-queue-0.3.3 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:35:30.249 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 16:35:30.787 INFO [stdout] ef4dc51dde2dde032e80820990b10cd85065ed82a7fa86d0205358570804f629
Dec 05 16:35:30.787 INFO running `"docker" "start" "-a" "ef4dc51dde2dde032e80820990b10cd85065ed82a7fa86d0205358570804f629"`
Dec 05 16:35:31.439 INFO [stderr] usermod: no changes
Dec 05 16:35:31.468 INFO [stderr]     Checking array-queue v0.3.3 (/source)
Dec 05 16:35:32.535 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 05 16:35:32.535 INFO [stderr]    --> src/array_queue.rs:553:9
Dec 05 16:35:32.535 INFO [stderr]     |
Dec 05 16:35:32.535 INFO [stderr] 553 |         a.clone();
Dec 05 16:35:32.535 INFO [stderr]     |         ^^^^^^^^^^
Dec 05 16:35:32.535 INFO [stderr]     |
Dec 05 16:35:32.535 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 16:35:32.535 INFO [stderr]     = note: cloning is often expensive and is not expected to have side effects
Dec 05 16:35:32.535 INFO [stderr] 
Dec 05 16:35:32.554 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 05 16:35:32.557 INFO [stderr] su: No module specific data is present
Dec 05 16:35:32.806 INFO running `"docker" "inspect" "ef4dc51dde2dde032e80820990b10cd85065ed82a7fa86d0205358570804f629"`
Dec 05 16:35:32.869 INFO running `"docker" "rm" "-f" "ef4dc51dde2dde032e80820990b10cd85065ed82a7fa86d0205358570804f629"`
Dec 05 16:35:32.949 INFO [stdout] ef4dc51dde2dde032e80820990b10cd85065ed82a7fa86d0205358570804f629