Sep 14 10:28:52.588 INFO checking router-0.5.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 10:28:52.588 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 10:28:52.588 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 10:28:52.935 INFO blam! 4b81a3a5aabc27eff4f947982cf86c9b47b170da274445a80e2ed8eff366ba33
Sep 14 10:28:52.937 INFO running `"docker" "start" "-a" "4b81a3a5aabc27eff4f947982cf86c9b47b170da274445a80e2ed8eff366ba33"`
Sep 14 10:28:53.846 INFO kablam! usermod: no changes
Sep 14 10:28:53.997 INFO kablam!     Checking router v0.5.1 (file:///source)
Sep 14 10:28:55.286 INFO kablam! warning: variable does not need to be mutable
Sep 14 10:28:55.287 INFO kablam!   --> src/router.rs:84:13
Sep 14 10:28:55.287 INFO kablam!    |
Sep 14 10:28:55.287 INFO kablam! 84 |         let mut mut_inner = self.mut_inner();
Sep 14 10:28:55.287 INFO kablam!    |             ----^^^^^^^^^
Sep 14 10:28:55.287 INFO kablam!    |             |
Sep 14 10:28:55.287 INFO kablam!    |             help: remove this `mut`
Sep 14 10:28:55.287 INFO kablam!    |
Sep 14 10:28:55.287 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 10:28:55.287 INFO kablam! 
Sep 14 10:28:55.486 INFO kablam! error: variable does not need to be mutable
Sep 14 10:28:55.487 INFO kablam!   --> src/router.rs:84:13
Sep 14 10:28:55.487 INFO kablam!    |
Sep 14 10:28:55.487 INFO kablam! 84 |         let mut mut_inner = self.mut_inner();
Sep 14 10:28:55.487 INFO kablam!    |             ----^^^^^^^^^
Sep 14 10:28:55.487 INFO kablam!    |             |
Sep 14 10:28:55.487 INFO kablam!    |             help: remove this `mut`
Sep 14 10:28:55.487 INFO kablam!    |
Sep 14 10:28:55.487 INFO kablam! note: lint level defined here
Sep 14 10:28:55.487 INFO kablam!   --> src/lib.rs:2:24
Sep 14 10:28:55.487 INFO kablam!    |
Sep 14 10:28:55.487 INFO kablam! 2  | #![cfg_attr(test, deny(warnings))]
Sep 14 10:28:55.487 INFO kablam!    |                        ^^^^^^^^
Sep 14 10:28:55.487 INFO kablam!    = note: #[deny(unused_mut)] implied by #[deny(warnings)]
Sep 14 10:28:55.487 INFO kablam! 
Sep 14 10:28:55.534 INFO kablam! error: aborting due to previous error
Sep 14 10:28:55.534 INFO kablam! 
Sep 14 10:28:55.571 INFO kablam! error: Could not compile `router`.
Sep 14 10:28:55.571 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 10:28:57.663 INFO kablam! error: build failed
Sep 14 10:28:57.667 INFO kablam! su: No module specific data is present
Sep 14 10:28:58.497 INFO running `"docker" "rm" "-f" "4b81a3a5aabc27eff4f947982cf86c9b47b170da274445a80e2ed8eff366ba33"`
Sep 14 10:28:58.711 INFO blam! 4b81a3a5aabc27eff4f947982cf86c9b47b170da274445a80e2ed8eff366ba33