Aug 02 14:25:09.102 INFO checking backoff-0.1.2 against 1.27.2 for lazy_static-1
Aug 02 14:25:09.102 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:25:09.102 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:25:09.102 INFO running `"docker" "create" "-v" "/tmp/crater.VvJdo8Yfcerf:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 14:25:09.359 INFO blam! a1ce838220258bf8762722a900ed04b3b49d9ad86d1d5563f9d35cc40cad656b
Aug 02 14:25:09.361 INFO running `"docker" "start" "-a" "a1ce838220258bf8762722a900ed04b3b49d9ad86d1d5563f9d35cc40cad656b"`
Aug 02 14:25:10.719 INFO kablam!     Checking backoff v0.1.2 (file:///source)
Aug 02 14:25:16.801 INFO kablam! warning: unknown lint: `needless_pass_by_value`
Aug 02 14:25:16.801 INFO kablam!   --> examples/permanent_error.rs:10:9
Aug 02 14:25:16.801 INFO kablam!    |
Aug 02 14:25:16.801 INFO kablam! 10 | #[allow(needless_pass_by_value)]
Aug 02 14:25:16.801 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:25:16.801 INFO kablam!    |
Aug 02 14:25:16.801 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Aug 02 14:25:16.801 INFO kablam! 
Aug 02 14:25:17.077 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.58s
Aug 02 14:25:17.095 INFO kablam! su: No module specific data is present
Aug 02 14:25:18.138 INFO running `"docker" "rm" "-f" "a1ce838220258bf8762722a900ed04b3b49d9ad86d1d5563f9d35cc40cad656b"`
Aug 02 14:25:18.322 INFO blam! a1ce838220258bf8762722a900ed04b3b49d9ad86d1d5563f9d35cc40cad656b