Sep 18 00:41:41.049 INFO checking filters-0.3.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 18 00:41:41.049 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 18 00:41:41.049 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 00:41:41.207 INFO blam! 55fe43d238f7b84133f500248021a0cda987e35d3c020f69566e2c99c6cef842
Sep 18 00:41:41.209 INFO running `"docker" "start" "-a" "55fe43d238f7b84133f500248021a0cda987e35d3c020f69566e2c99c6cef842"`
Sep 18 00:41:41.970 INFO kablam! usermod: no changes
Sep 18 00:41:41.993 INFO kablam!     Checking filters v0.3.0 (/source)
Sep 18 00:41:42.583 INFO kablam! warning: unused variable: `r`
Sep 18 00:41:42.583 INFO kablam!    --> src/failable/filter.rs:358:18
Sep 18 00:41:42.583 INFO kablam!     |
Sep 18 00:41:42.583 INFO kablam! 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 18 00:41:42.583 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 18 00:41:42.583 INFO kablam!     |
Sep 18 00:41:42.583 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 18 00:41:42.583 INFO kablam! 
Sep 18 00:41:42.732 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Sep 18 00:41:42.735 INFO kablam! su: No module specific data is present
Sep 18 00:41:43.308 INFO running `"docker" "rm" "-f" "55fe43d238f7b84133f500248021a0cda987e35d3c020f69566e2c99c6cef842"`
Sep 18 00:41:43.367 INFO blam! 55fe43d238f7b84133f500248021a0cda987e35d3c020f69566e2c99c6cef842