Oct 13 18:00:52.076 INFO checking array-queue-0.3.3 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 18:00:52.076 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 18:00:52.421 INFO blam! fcabda580efab15206245fc6a253268ae77ee6be2c0d05e6f99e5c2c56e505db
Oct 13 18:00:52.422 INFO running `"docker" "start" "-a" "fcabda580efab15206245fc6a253268ae77ee6be2c0d05e6f99e5c2c56e505db"`
Oct 13 18:00:53.657 INFO kablam! usermod: no changes
Oct 13 18:00:53.692 INFO kablam!     Checking array-queue v0.3.3 (/source)
Oct 13 18:00:55.106 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Oct 13 18:00:55.107 INFO kablam!    --> src/array_queue.rs:553:9
Oct 13 18:00:55.107 INFO kablam!     |
Oct 13 18:00:55.107 INFO kablam! 553 |         a.clone();
Oct 13 18:00:55.108 INFO kablam!     |         ^^^^^^^^^^
Oct 13 18:00:55.108 INFO kablam!     |
Oct 13 18:00:55.108 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 18:00:55.108 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Oct 13 18:00:55.109 INFO kablam! 
Oct 13 18:00:55.141 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Oct 13 18:00:55.145 INFO kablam! su: No module specific data is present
Oct 13 18:00:55.472 INFO running `"docker" "rm" "-f" "fcabda580efab15206245fc6a253268ae77ee6be2c0d05e6f99e5c2c56e505db"`
Oct 13 18:00:55.581 INFO blam! fcabda580efab15206245fc6a253268ae77ee6be2c0d05e6f99e5c2c56e505db