Nov 02 01:50:08.345 INFO checking array-queue-0.3.3 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 02 01:50:08.345 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 02 01:50:08.801 INFO blam! 9d72f0aa429925f8a37f548c2e19beff12236eb3062fb2abed4f17c235482386
Nov 02 01:50:08.816 INFO running `"docker" "start" "-a" "9d72f0aa429925f8a37f548c2e19beff12236eb3062fb2abed4f17c235482386"`
Nov 02 01:50:09.827 INFO kablam! usermod: no changes
Nov 02 01:50:09.924 INFO kablam!     Checking array-queue v0.3.3 (/source)
Nov 02 01:50:11.300 INFO kablam! warning: unused return value of `std::clone::Clone::clone` that must be used
Nov 02 01:50:11.301 INFO kablam!    --> src/array_queue.rs:553:9
Nov 02 01:50:11.301 INFO kablam!     |
Nov 02 01:50:11.301 INFO kablam! 553 |         a.clone();
Nov 02 01:50:11.301 INFO kablam!     |         ^^^^^^^^^^
Nov 02 01:50:11.301 INFO kablam!     |
Nov 02 01:50:11.301 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 02 01:50:11.301 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Nov 02 01:50:11.301 INFO kablam! 
Nov 02 01:50:11.325 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Nov 02 01:50:11.325 INFO kablam! su: No module specific data is present
Nov 02 01:50:11.696 INFO running `"docker" "rm" "-f" "9d72f0aa429925f8a37f548c2e19beff12236eb3062fb2abed4f17c235482386"`
Nov 02 01:50:11.824 INFO blam! 9d72f0aa429925f8a37f548c2e19beff12236eb3062fb2abed4f17c235482386