Aug 02 11:27:19.327 INFO checking difference-2.0.0 against 1.27.2 for lazy_static-1
Aug 02 11:27:19.327 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:27:19.327 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:27:19.328 INFO running `"docker" "create" "-v" "/tmp/crater.UbVYcMDBxYR2:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 11:27:19.581 INFO blam! d1dd03bf1023b9ab75ac25d38c59d3b052232448ed2b8e69f6e4177b83ca18c7
Aug 02 11:27:19.581 INFO running `"docker" "start" "-a" "d1dd03bf1023b9ab75ac25d38c59d3b052232448ed2b8e69f6e4177b83ca18c7"`
Aug 02 11:27:20.515 INFO kablam!     Checking difference v2.0.0 (file:///source)
Aug 02 11:27:25.885 INFO kablam! warning: unknown lint: `needless_pass_by_value`
Aug 02 11:27:25.885 INFO kablam!    --> tests/quickcheck.rs:103:9
Aug 02 11:27:25.885 INFO kablam!     |
Aug 02 11:27:25.885 INFO kablam! 103 | #[allow(needless_pass_by_value)]
Aug 02 11:27:25.885 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:27:25.885 INFO kablam!     |
Aug 02 11:27:25.885 INFO kablam!     = note: #[warn(unknown_lints)] on by default
Aug 02 11:27:25.885 INFO kablam! 
Aug 02 11:27:26.143 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
Aug 02 11:27:26.151 INFO kablam! su: No module specific data is present
Aug 02 11:27:26.807 INFO running `"docker" "rm" "-f" "d1dd03bf1023b9ab75ac25d38c59d3b052232448ed2b8e69f6e4177b83ca18c7"`
Aug 02 11:27:26.966 INFO blam! d1dd03bf1023b9ab75ac25d38c59d3b052232448ed2b8e69f6e4177b83ca18c7