Aug 30 20:53:13.129 INFO checking crossbeam-utils-0.5.0 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 20:53:13.129 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 20:53:13.129 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 20:53:13.374 INFO blam! 496da8e688654641b6f44ba2b6741ea3653f84d05a8716b16ecf9fe320befb19
Aug 30 20:53:13.377 INFO running `"docker" "start" "-a" "496da8e688654641b6f44ba2b6741ea3653f84d05a8716b16ecf9fe320befb19"`
Aug 30 20:53:14.154 INFO kablam!     Checking crossbeam-utils v0.5.0 (file:///source)
Aug 30 20:53:15.513 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Aug 30 20:53:15.513 INFO kablam!    --> src/cache_padded.rs:168:9
Aug 30 20:53:15.513 INFO kablam!     |
Aug 30 20:53:15.513 INFO kablam! 168 |         a.clone();
Aug 30 20:53:15.513 INFO kablam!     |         ^^^^^^^^^^
Aug 30 20:53:15.513 INFO kablam!     |
Aug 30 20:53:15.513 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 20:53:15.513 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Aug 30 20:53:15.514 INFO kablam! 
Aug 30 20:53:15.553 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Aug 30 20:53:15.556 INFO kablam! su: No module specific data is present
Aug 30 20:53:16.144 INFO running `"docker" "rm" "-f" "496da8e688654641b6f44ba2b6741ea3653f84d05a8716b16ecf9fe320befb19"`
Aug 30 20:53:16.304 INFO blam! 496da8e688654641b6f44ba2b6741ea3653f84d05a8716b16ecf9fe320befb19