Sep 05 00:20:50.341 INFO checking classifier-0.0.3 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 05 00:20:50.341 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 05 00:20:50.341 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-1/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 00:20:50.506 INFO blam! 2ac752fe98e2cba270966df539d004e0bf1fcffa555c2a02455f7b39a8e716fd
Sep 05 00:20:50.508 INFO running `"docker" "start" "-a" "2ac752fe98e2cba270966df539d004e0bf1fcffa555c2a02455f7b39a8e716fd"`
Sep 05 00:20:51.146 INFO kablam!     Checking classifier v0.0.3 (file:///source)
Sep 05 00:20:52.563 INFO kablam! warning: variable does not need to be mutable
Sep 05 00:20:52.563 INFO kablam!   --> src/naive_bayes.rs:51:13
Sep 05 00:20:52.563 INFO kablam!    |
Sep 05 00:20:52.563 INFO kablam! 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Sep 05 00:20:52.563 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 05 00:20:52.563 INFO kablam!    |             |
Sep 05 00:20:52.563 INFO kablam!    |             help: remove this `mut`
Sep 05 00:20:52.564 INFO kablam!    |
Sep 05 00:20:52.564 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 00:20:52.564 INFO kablam! 
Sep 05 00:20:52.607 INFO kablam! warning: variable does not need to be mutable
Sep 05 00:20:52.607 INFO kablam!   --> src/naive_bayes.rs:51:13
Sep 05 00:20:52.607 INFO kablam!    |
Sep 05 00:20:52.607 INFO kablam! 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Sep 05 00:20:52.607 INFO kablam!    |             ----^^^^^^^^^^^^^^
Sep 05 00:20:52.607 INFO kablam!    |             |
Sep 05 00:20:52.607 INFO kablam!    |             help: remove this `mut`
Sep 05 00:20:52.607 INFO kablam!    |
Sep 05 00:20:52.607 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 05 00:20:52.607 INFO kablam! 
Sep 05 00:20:54.007 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Sep 05 00:20:54.011 INFO kablam! su: No module specific data is present
Sep 05 00:20:54.573 INFO running `"docker" "rm" "-f" "2ac752fe98e2cba270966df539d004e0bf1fcffa555c2a02455f7b39a8e716fd"`
Sep 05 00:20:54.660 INFO blam! 2ac752fe98e2cba270966df539d004e0bf1fcffa555c2a02455f7b39a8e716fd