Sep 21 10:25:46.624 INFO checking filters-0.2.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 10:25:46.624 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 10:25:46.624 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:25:46.811 INFO blam! 0d170e6a5ef10763613506194f400c1e60c3b8647ecad143b50d87d1acd9fed2
Sep 21 10:25:46.813 INFO running `"docker" "start" "-a" "0d170e6a5ef10763613506194f400c1e60c3b8647ecad143b50d87d1acd9fed2"`
Sep 21 10:25:47.463 INFO kablam! usermod: no changes
Sep 21 10:25:47.485 INFO kablam!     Checking filters v0.2.0 (/source)
Sep 21 10:25:47.956 INFO kablam! warning: unused variable: `r`
Sep 21 10:25:47.957 INFO kablam!    --> src/failable/filter.rs:352:18
Sep 21 10:25:47.957 INFO kablam!     |
Sep 21 10:25:47.957 INFO kablam! 352 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 21 10:25:47.957 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 21 10:25:47.957 INFO kablam!     |
Sep 21 10:25:47.957 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 10:25:47.957 INFO kablam! 
Sep 21 10:25:48.056 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Sep 21 10:25:48.056 INFO kablam! su: No module specific data is present
Sep 21 10:25:48.801 INFO running `"docker" "rm" "-f" "0d170e6a5ef10763613506194f400c1e60c3b8647ecad143b50d87d1acd9fed2"`
Sep 21 10:25:48.862 INFO blam! 0d170e6a5ef10763613506194f400c1e60c3b8647ecad143b50d87d1acd9fed2