Dec 01 01:54:39.635 INFO checking array-queue-0.3.3 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 01:54:39.635 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 01 01:54:39.924 INFO [stdout] 25f4c426d7756eca1e46f0873bf7e3213aa9f781d547b01ff7ee56d429ea118e
Dec 01 01:54:39.930 INFO running `"docker" "start" "-a" "25f4c426d7756eca1e46f0873bf7e3213aa9f781d547b01ff7ee56d429ea118e"`
Dec 01 01:54:40.593 INFO [stderr] usermod: no changes
Dec 01 01:54:40.652 INFO [stderr]     Checking array-queue v0.3.3 (/source)
Dec 01 01:54:41.829 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 01 01:54:41.829 INFO [stderr]    --> src/array_queue.rs:553:9
Dec 01 01:54:41.829 INFO [stderr]     |
Dec 01 01:54:41.829 INFO [stderr] 553 |         a.clone();
Dec 01 01:54:41.829 INFO [stderr]     |         ^^^^^^^^^^
Dec 01 01:54:41.829 INFO [stderr]     |
Dec 01 01:54:41.829 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 01:54:41.829 INFO [stderr]     = note: cloning is often expensive and is not expected to have side effects
Dec 01 01:54:41.830 INFO [stderr] 
Dec 01 01:54:41.850 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Dec 01 01:54:41.852 INFO [stderr] su: No module specific data is present
Dec 01 01:54:42.160 INFO running `"docker" "inspect" "25f4c426d7756eca1e46f0873bf7e3213aa9f781d547b01ff7ee56d429ea118e"`
Dec 01 01:54:42.287 INFO running `"docker" "rm" "-f" "25f4c426d7756eca1e46f0873bf7e3213aa9f781d547b01ff7ee56d429ea118e"`
Dec 01 01:54:42.387 INFO [stdout] 25f4c426d7756eca1e46f0873bf7e3213aa9f781d547b01ff7ee56d429ea118e