Nov 07 17:53:30.037 INFO checking array-queue-0.3.3 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 17:53:30.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-1/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 07 17:53:30.449 INFO blam! c86c38481f7e0e1396a77f32d3f335d3eff3ad50d022d327381c4716bff34405
Nov 07 17:53:30.450 INFO running `"docker" "start" "-a" "c86c38481f7e0e1396a77f32d3f335d3eff3ad50d022d327381c4716bff34405"`
Nov 07 17:53:31.592 INFO kablam! usermod: no changes
Nov 07 17:53:31.672 INFO kablam!     Checking array-queue v0.3.3 (/source)
Nov 07 17:53:32.957 INFO kablam! warning: unused return value of `std::clone::Clone::clone` that must be used
Nov 07 17:53:32.957 INFO kablam!    --> src/array_queue.rs:553:9
Nov 07 17:53:32.957 INFO kablam!     |
Nov 07 17:53:32.957 INFO kablam! 553 |         a.clone();
Nov 07 17:53:32.957 INFO kablam!     |         ^^^^^^^^^^
Nov 07 17:53:32.957 INFO kablam!     |
Nov 07 17:53:32.957 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 07 17:53:32.957 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Nov 07 17:53:32.957 INFO kablam! 
Nov 07 17:53:32.978 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Nov 07 17:53:32.982 INFO kablam! su: No module specific data is present
Nov 07 17:53:33.255 INFO running `"docker" "rm" "-f" "c86c38481f7e0e1396a77f32d3f335d3eff3ad50d022d327381c4716bff34405"`
Nov 07 17:53:33.338 INFO blam! c86c38481f7e0e1396a77f32d3f335d3eff3ad50d022d327381c4716bff34405