Sep 20 04:53:34.732 INFO checking array-queue-0.3.3 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 04:53:34.732 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 04:53:34.733 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:53:35.121 INFO blam! 8359c6258595c8db86cf2132979f22aaa4e357d79d1ae0e9f52e0166f98580b2
Sep 20 04:53:35.121 INFO running `"docker" "start" "-a" "8359c6258595c8db86cf2132979f22aaa4e357d79d1ae0e9f52e0166f98580b2"`
Sep 20 04:53:36.423 INFO kablam! usermod: no changes
Sep 20 04:53:36.505 INFO kablam!     Checking array-queue v0.3.3 (/source)
Sep 20 04:53:37.843 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Sep 20 04:53:37.843 INFO kablam!    --> src/array_queue.rs:553:9
Sep 20 04:53:37.843 INFO kablam!     |
Sep 20 04:53:37.843 INFO kablam! 553 |         a.clone();
Sep 20 04:53:37.843 INFO kablam!     |         ^^^^^^^^^^
Sep 20 04:53:37.843 INFO kablam!     |
Sep 20 04:53:37.843 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 20 04:53:37.843 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Sep 20 04:53:37.843 INFO kablam! 
Sep 20 04:53:37.873 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Sep 20 04:53:37.873 INFO kablam! su: No module specific data is present
Sep 20 04:53:38.859 INFO running `"docker" "rm" "-f" "8359c6258595c8db86cf2132979f22aaa4e357d79d1ae0e9f52e0166f98580b2"`
Sep 20 04:53:39.239 INFO blam! 8359c6258595c8db86cf2132979f22aaa4e357d79d1ae0e9f52e0166f98580b2