Sep 21 12:11:59.689 INFO checking classifier-0.0.3 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 12:11:59.690 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 12:11:59.690 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 12:11:59.861 INFO blam! f3a7c824d41637b0e64b6c84c119d92bfc729c689d277d2e98c69ff22ebc28f3
Sep 21 12:11:59.863 INFO running `"docker" "start" "-a" "f3a7c824d41637b0e64b6c84c119d92bfc729c689d277d2e98c69ff22ebc28f3"`
Sep 21 12:12:00.603 INFO kablam! usermod: no changes
Sep 21 12:12:00.652 INFO kablam!     Checking classifier v0.0.3 (/source)
Sep 21 12:12:01.264 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:12:01.264 INFO kablam!   --> src/naive_bayes.rs:51:13
Sep 21 12:12:01.264 INFO kablam!    |
Sep 21 12:12:01.264 INFO kablam! 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Sep 21 12:12:01.264 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 21 12:12:01.264 INFO kablam!    |             |
Sep 21 12:12:01.264 INFO kablam!    |             help: remove this `mut`
Sep 21 12:12:01.264 INFO kablam!    |
Sep 21 12:12:01.265 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 12:12:01.265 INFO kablam! 
Sep 21 12:12:01.318 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:12:01.318 INFO kablam!   --> src/naive_bayes.rs:51:13
Sep 21 12:12:01.318 INFO kablam!    |
Sep 21 12:12:01.318 INFO kablam! 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Sep 21 12:12:01.318 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 21 12:12:01.318 INFO kablam!    |             |
Sep 21 12:12:01.318 INFO kablam!    |             help: remove this `mut`
Sep 21 12:12:01.319 INFO kablam!    |
Sep 21 12:12:01.319 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 12:12:01.319 INFO kablam! 
Sep 21 12:12:02.002 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Sep 21 12:12:02.006 INFO kablam! su: No module specific data is present
Sep 21 12:12:02.605 INFO running `"docker" "rm" "-f" "f3a7c824d41637b0e64b6c84c119d92bfc729c689d277d2e98c69ff22ebc28f3"`
Sep 21 12:12:02.655 INFO blam! f3a7c824d41637b0e64b6c84c119d92bfc729c689d277d2e98c69ff22ebc28f3