Sep 18 03:41:02.804 INFO checking array-queue-0.3.3 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 18 03:41:02.804 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 18 03:41:02.804 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 03:41:03.191 INFO blam! c35085d4f124bbb47b8df89cdbe99bc231cea8006a21b5409ec8145e689ff6ea
Sep 18 03:41:03.193 INFO running `"docker" "start" "-a" "c35085d4f124bbb47b8df89cdbe99bc231cea8006a21b5409ec8145e689ff6ea"`
Sep 18 03:41:04.503 INFO kablam! usermod: no changes
Sep 18 03:41:04.559 INFO kablam!     Checking array-queue v0.3.3 (/source)
Sep 18 03:41:05.811 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 18 03:41:05.811 INFO kablam!    --> src/array_queue.rs:553:9
Sep 18 03:41:05.811 INFO kablam!     |
Sep 18 03:41:05.811 INFO kablam! 553 |         a.clone();
Sep 18 03:41:05.811 INFO kablam!     |         ^^^^^^^^^^
Sep 18 03:41:05.811 INFO kablam!     |
Sep 18 03:41:05.811 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 18 03:41:05.811 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Sep 18 03:41:05.811 INFO kablam! 
Sep 18 03:41:05.851 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Sep 18 03:41:05.859 INFO kablam! su: No module specific data is present
Sep 18 03:41:06.757 INFO running `"docker" "rm" "-f" "c35085d4f124bbb47b8df89cdbe99bc231cea8006a21b5409ec8145e689ff6ea"`
Sep 18 03:41:07.052 INFO blam! c35085d4f124bbb47b8df89cdbe99bc231cea8006a21b5409ec8145e689ff6ea