Sep 04 17:46:27.035 INFO checking filters-0.3.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 17:46:27.035 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 17:46:27.035 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 17:46:27.214 INFO blam! bfa49120a380c9c1b3a779176f5378d97acc8579bce1e66481942f308c0dff6a
Sep 04 17:46:27.216 INFO running `"docker" "start" "-a" "bfa49120a380c9c1b3a779176f5378d97acc8579bce1e66481942f308c0dff6a"`
Sep 04 17:46:27.839 INFO kablam!     Checking filters v0.3.0 (file:///source)
Sep 04 17:46:29.060 INFO kablam! warning: unused variable: `r`
Sep 04 17:46:29.060 INFO kablam!    --> src/failable/filter.rs:358:18
Sep 04 17:46:29.060 INFO kablam!     |
Sep 04 17:46:29.061 INFO kablam! 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 04 17:46:29.061 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 04 17:46:29.061 INFO kablam!     |
Sep 04 17:46:29.061 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 17:46:29.061 INFO kablam! 
Sep 04 17:46:29.306 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Sep 04 17:46:29.309 INFO kablam! su: No module specific data is present
Sep 04 17:46:29.632 INFO running `"docker" "rm" "-f" "bfa49120a380c9c1b3a779176f5378d97acc8579bce1e66481942f308c0dff6a"`
Sep 04 17:46:29.747 INFO blam! bfa49120a380c9c1b3a779176f5378d97acc8579bce1e66481942f308c0dff6a