Sep 04 20:38:04.652 INFO checking filters-0.3.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 20:38:04.652 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 20:38:04.652 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 20:38:04.846 INFO blam! ec1ea7a167377f185976e8a0e9b0b53e04e341bde2a62b65805a52a507a318b3
Sep 04 20:38:04.848 INFO running `"docker" "start" "-a" "ec1ea7a167377f185976e8a0e9b0b53e04e341bde2a62b65805a52a507a318b3"`
Sep 04 20:38:05.826 INFO kablam!     Checking filters v0.3.0 (file:///source)
Sep 04 20:38:06.913 INFO kablam! warning: unused variable: `r`
Sep 04 20:38:06.913 INFO kablam!    --> src/failable/filter.rs:358:18
Sep 04 20:38:06.913 INFO kablam!     |
Sep 04 20:38:06.913 INFO kablam! 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 04 20:38:06.913 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 04 20:38:06.913 INFO kablam!     |
Sep 04 20:38:06.913 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 20:38:06.913 INFO kablam! 
Sep 04 20:38:07.140 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Sep 04 20:38:07.142 INFO kablam! su: No module specific data is present
Sep 04 20:38:07.674 INFO running `"docker" "rm" "-f" "ec1ea7a167377f185976e8a0e9b0b53e04e341bde2a62b65805a52a507a318b3"`
Sep 04 20:38:07.777 INFO blam! ec1ea7a167377f185976e8a0e9b0b53e04e341bde2a62b65805a52a507a318b3