Aug 02 12:08:17.873 INFO checking crossbeam-utils-0.5.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:08:17.873 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:17.873 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:17.874 INFO running `"docker" "create" "-v" "/tmp/crater.a49ARQj3RAwy:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 12:08:18.234 INFO blam! 03af6aab878bff3afc7db53f8c408c69b6f7f4127c611cf9e2a6125d672a4ebf
Aug 02 12:08:18.236 INFO running `"docker" "start" "-a" "03af6aab878bff3afc7db53f8c408c69b6f7f4127c611cf9e2a6125d672a4ebf"`
Aug 02 12:08:19.878 INFO kablam!     Checking crossbeam-utils v0.5.0 (file:///source)
Aug 02 12:08:20.972 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Aug 02 12:08:20.972 INFO kablam!    --> src/cache_padded.rs:168:9
Aug 02 12:08:20.972 INFO kablam!     |
Aug 02 12:08:20.972 INFO kablam! 168 |         a.clone();
Aug 02 12:08:20.972 INFO kablam!     |         ^^^^^^^^^^
Aug 02 12:08:20.972 INFO kablam!     |
Aug 02 12:08:20.972 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 12:08:20.972 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Aug 02 12:08:20.972 INFO kablam! 
Aug 02 12:08:20.999 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Aug 02 12:08:21.010 INFO kablam! su: No module specific data is present
Aug 02 12:08:21.599 INFO running `"docker" "rm" "-f" "03af6aab878bff3afc7db53f8c408c69b6f7f4127c611cf9e2a6125d672a4ebf"`
Aug 02 12:08:21.760 INFO blam! 03af6aab878bff3afc7db53f8c408c69b6f7f4127c611cf9e2a6125d672a4ebf