Aug 02 12:08:18.769 INFO checking crossbeam-utils-0.2.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:08:18.769 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:18.769 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:18.769 INFO running `"docker" "create" "-v" "/tmp/crater.KKphjc6HD0dQ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 12:08:19.035 INFO blam! 5f689a293e823e44b8ff543cc949a51dae9eb5d063ffe73caf8364634570380f
Aug 02 12:08:19.037 INFO running `"docker" "start" "-a" "5f689a293e823e44b8ff543cc949a51dae9eb5d063ffe73caf8364634570380f"`
Aug 02 12:08:20.102 INFO kablam!     Checking crossbeam-utils v0.2.2 (file:///source)
Aug 02 12:08:21.255 INFO kablam! warning: unused return value of `std::clone::Clone::clone` which must be used
Aug 02 12:08:21.255 INFO kablam!    --> src/cache_padded.rs:286:9
Aug 02 12:08:21.255 INFO kablam!     |
Aug 02 12:08:21.255 INFO kablam! 286 |         a.clone();
Aug 02 12:08:21.255 INFO kablam!     |         ^^^^^^^^^^
Aug 02 12:08:21.255 INFO kablam!     |
Aug 02 12:08:21.255 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 12:08:21.256 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Aug 02 12:08:21.256 INFO kablam! 
Aug 02 12:08:21.283 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Aug 02 12:08:21.286 INFO kablam! su: No module specific data is present
Aug 02 12:08:22.207 INFO running `"docker" "rm" "-f" "5f689a293e823e44b8ff543cc949a51dae9eb5d063ffe73caf8364634570380f"`
Aug 02 12:08:22.385 INFO blam! 5f689a293e823e44b8ff543cc949a51dae9eb5d063ffe73caf8364634570380f