Sep 04 07:54:25.218 INFO checking posix_mq-0.1.3 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 07:54:25.218 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 07:54:25.218 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 07:54:25.417 INFO blam! c11fb4bfd2a01d14002dc732419ab60351fb7700cb45e220b10783099db8e02e
Sep 04 07:54:25.419 INFO running `"docker" "start" "-a" "c11fb4bfd2a01d14002dc732419ab60351fb7700cb45e220b10783099db8e02e"`
Sep 04 07:54:26.121 INFO kablam!     Checking posix_mq v0.1.3 (file:///source)
Sep 04 07:54:27.008 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 07:54:27.008 INFO kablam!   --> src/tests.rs:21:5
Sep 04 07:54:27.008 INFO kablam!    |
Sep 04 07:54:27.008 INFO kablam! 21 |     queue.delete();
Sep 04 07:54:27.008 INFO kablam!    |     ^^^^^^^^^^^^^^^
Sep 04 07:54:27.008 INFO kablam!    |
Sep 04 07:54:27.008 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 07:54:27.008 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 07:54:27.008 INFO kablam! 
Sep 04 07:54:27.031 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Sep 04 07:54:27.034 INFO kablam! su: No module specific data is present
Sep 04 07:54:27.428 INFO running `"docker" "rm" "-f" "c11fb4bfd2a01d14002dc732419ab60351fb7700cb45e220b10783099db8e02e"`
Sep 04 07:54:27.545 INFO blam! c11fb4bfd2a01d14002dc732419ab60351fb7700cb45e220b10783099db8e02e