Sep 20 01:47:45.733 INFO checking filters-0.3.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 01:47:45.733 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 01:47:45.733 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:47:45.873 INFO blam! f87cd7eddeaf493e98c9fccb60f3baad1d27a890267e16a8b3f458fcb9aa5d9a
Sep 20 01:47:45.875 INFO running `"docker" "start" "-a" "f87cd7eddeaf493e98c9fccb60f3baad1d27a890267e16a8b3f458fcb9aa5d9a"`
Sep 20 01:47:47.010 INFO kablam! usermod: no changes
Sep 20 01:47:47.030 INFO kablam!     Checking filters v0.3.0 (/source)
Sep 20 01:47:47.708 INFO kablam! warning: unused variable: `r`
Sep 20 01:47:47.708 INFO kablam!    --> src/failable/filter.rs:358:18
Sep 20 01:47:47.708 INFO kablam!     |
Sep 20 01:47:47.708 INFO kablam! 358 |         let a = |r: &i32| -> Result<bool, StupError> { Ok(true) };
Sep 20 01:47:47.708 INFO kablam!     |                  ^ help: consider using `_r` instead
Sep 20 01:47:47.708 INFO kablam!     |
Sep 20 01:47:47.708 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 20 01:47:47.708 INFO kablam! 
Sep 20 01:47:47.864 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Sep 20 01:47:47.866 INFO kablam! su: No module specific data is present
Sep 20 01:47:48.595 INFO running `"docker" "rm" "-f" "f87cd7eddeaf493e98c9fccb60f3baad1d27a890267e16a8b3f458fcb9aa5d9a"`
Sep 20 01:47:48.659 INFO blam! f87cd7eddeaf493e98c9fccb60f3baad1d27a890267e16a8b3f458fcb9aa5d9a