Sep 06 01:16:17.639 INFO checking router-0.5.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 01:16:17.639 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 01:16:17.639 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 01:16:17.885 INFO blam! 99e43a050e69c6381fa0fff724cec55de525cb732fc59a3aadeef8bf9bc7c2dd
Sep 06 01:16:17.888 INFO running `"docker" "start" "-a" "99e43a050e69c6381fa0fff724cec55de525cb732fc59a3aadeef8bf9bc7c2dd"`
Sep 06 01:16:18.933 INFO kablam! usermod: no changes
Sep 06 01:16:19.062 INFO kablam!     Checking route-recognizer v0.1.12
Sep 06 01:16:19.707 INFO kablam!     Checking router v0.5.1 (file:///source)
Sep 06 01:16:20.861 INFO kablam! error: variable does not need to be mutable
Sep 06 01:16:20.861 INFO kablam!   --> src/router.rs:84:13
Sep 06 01:16:20.861 INFO kablam!    |
Sep 06 01:16:20.861 INFO kablam! 84 |         let mut mut_inner = self.mut_inner();
Sep 06 01:16:20.861 INFO kablam!    |             ----^^^^^^^^^
Sep 06 01:16:20.861 INFO kablam!    |             |
Sep 06 01:16:20.861 INFO kablam!    |             help: remove this `mut`
Sep 06 01:16:20.862 INFO kablam!    |
Sep 06 01:16:20.862 INFO kablam! note: lint level defined here
Sep 06 01:16:20.862 INFO kablam!   --> src/lib.rs:2:24
Sep 06 01:16:20.862 INFO kablam!    |
Sep 06 01:16:20.862 INFO kablam! 2  | #![cfg_attr(test, deny(warnings))]
Sep 06 01:16:20.862 INFO kablam!    |                        ^^^^^^^^
Sep 06 01:16:20.862 INFO kablam!    = note: #[deny(unused_mut)] implied by #[deny(warnings)]
Sep 06 01:16:20.862 INFO kablam! 
Sep 06 01:16:20.890 INFO kablam! error: aborting due to previous error
Sep 06 01:16:20.890 INFO kablam! 
Sep 06 01:16:20.902 INFO kablam! error: Could not compile `router`.
Sep 06 01:16:20.902 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 01:16:20.982 INFO kablam! warning: variable does not need to be mutable
Sep 06 01:16:20.982 INFO kablam!   --> src/router.rs:84:13
Sep 06 01:16:20.982 INFO kablam!    |
Sep 06 01:16:20.982 INFO kablam! 84 |         let mut mut_inner = self.mut_inner();
Sep 06 01:16:20.982 INFO kablam!    |             ----^^^^^^^^^
Sep 06 01:16:20.982 INFO kablam!    |             |
Sep 06 01:16:20.982 INFO kablam!    |             help: remove this `mut`
Sep 06 01:16:20.982 INFO kablam!    |
Sep 06 01:16:20.982 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 01:16:20.982 INFO kablam! 
Sep 06 01:16:21.034 INFO kablam! error: build failed
Sep 06 01:16:21.034 INFO kablam! su: No module specific data is present
Sep 06 01:16:22.020 INFO running `"docker" "rm" "-f" "99e43a050e69c6381fa0fff724cec55de525cb732fc59a3aadeef8bf9bc7c2dd"`
Sep 06 01:16:22.142 INFO blam! 99e43a050e69c6381fa0fff724cec55de525cb732fc59a3aadeef8bf9bc7c2dd