Sep 20 03:32:33.829 INFO checking filters-0.2.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 03:32:33.829 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 03:32:33.830 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-7/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:32:34.042 INFO blam! 8c44d5ae94ec5aec39dd0585e5b95375664111778faa34d2ddc9cbecf5c5c74b
Sep 20 03:32:34.044 INFO running `"docker" "start" "-a" "8c44d5ae94ec5aec39dd0585e5b95375664111778faa34d2ddc9cbecf5c5c74b"`
Sep 20 03:32:34.710 INFO kablam! usermod: no changes
Sep 20 03:32:34.730 INFO kablam!     Checking filters v0.2.0 (/source)
Sep 20 03:32:35.323 INFO kablam! warning: unused variable: `r`
Sep 20 03:32:35.323 INFO kablam!    --> src/failable/filter.rs:352:18
Sep 20 03:32:35.323 INFO kablam!     |
Sep 20 03:32:35.323 INFO kablam! 352 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 20 03:32:35.323 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 20 03:32:35.323 INFO kablam!     |
Sep 20 03:32:35.323 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 20 03:32:35.323 INFO kablam! 
Sep 20 03:32:35.441 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Sep 20 03:32:35.443 INFO kablam! su: No module specific data is present
Sep 20 03:32:36.055 INFO running `"docker" "rm" "-f" "8c44d5ae94ec5aec39dd0585e5b95375664111778faa34d2ddc9cbecf5c5c74b"`
Sep 20 03:32:36.111 INFO blam! 8c44d5ae94ec5aec39dd0585e5b95375664111778faa34d2ddc9cbecf5c5c74b