Sep 04 18:20:33.362 INFO checking exit-future-0.1.2 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 18:20:33.362 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 18:20:33.362 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 18:20:33.612 INFO blam! 9518d9328386448b3be65d3df2f358c79c5626c728fe0f9db1ea92127189393f
Sep 04 18:20:33.615 INFO running `"docker" "start" "-a" "9518d9328386448b3be65d3df2f358c79c5626c728fe0f9db1ea92127189393f"`
Sep 04 18:20:34.616 INFO kablam!     Checking exit-future v0.1.2 (file:///source)
Sep 04 18:20:36.565 INFO kablam! warning: unused variable: `signal`
Sep 04 18:20:36.565 INFO kablam!    --> src/lib.rs:214:14
Sep 04 18:20:36.565 INFO kablam!     |
Sep 04 18:20:36.565 INFO kablam! 214 |         let (signal, exit) = signal();
Sep 04 18:20:36.565 INFO kablam!     |              ^^^^^^ help: consider using `_signal` instead
Sep 04 18:20:36.565 INFO kablam!     |
Sep 04 18:20:36.565 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 18:20:36.565 INFO kablam! 
Sep 04 18:20:36.655 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
Sep 04 18:20:36.662 INFO kablam! su: No module specific data is present
Sep 04 18:20:37.145 INFO running `"docker" "rm" "-f" "9518d9328386448b3be65d3df2f358c79c5626c728fe0f9db1ea92127189393f"`
Sep 04 18:20:37.316 INFO blam! 9518d9328386448b3be65d3df2f358c79c5626c728fe0f9db1ea92127189393f