Nov 07 15:19:05.173 INFO checking filters-0.3.0 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 15:19:05.174 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-7/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 15:19:05.619 INFO blam! 9c80334c78b2818dca00a28d632543f89ab16d5861fb42feb3a711bd9957a179
Nov 07 15:19:05.621 INFO running `"docker" "start" "-a" "9c80334c78b2818dca00a28d632543f89ab16d5861fb42feb3a711bd9957a179"`
Nov 07 15:19:07.066 INFO kablam! usermod: no changes
Nov 07 15:19:07.104 INFO kablam!     Checking filters v0.3.0 (/source)
Nov 07 15:19:08.361 INFO kablam! warning: unused variable: `r`
Nov 07 15:19:08.361 INFO kablam!    --> src/failable/filter.rs:358:18
Nov 07 15:19:08.361 INFO kablam!     |
Nov 07 15:19:08.361 INFO kablam! 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Nov 07 15:19:08.361 INFO kablam!     |                  ^ help: consider using `_r` instead
Nov 07 15:19:08.361 INFO kablam!     |
Nov 07 15:19:08.362 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 07 15:19:08.362 INFO kablam! 
Nov 07 15:19:08.552 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Nov 07 15:19:08.552 INFO kablam! su: No module specific data is present
Nov 07 15:19:09.274 INFO running `"docker" "rm" "-f" "9c80334c78b2818dca00a28d632543f89ab16d5861fb42feb3a711bd9957a179"`
Nov 07 15:19:09.612 INFO blam! 9c80334c78b2818dca00a28d632543f89ab16d5861fb42feb3a711bd9957a179