Dec 01 00:36:36.490 INFO checking classifier-0.0.3 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 00:36:36.490 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 00:36:36.720 INFO [stdout] c3c4c65cff37dcad00b3c2930f7d3f8b5604610d00214491094ffe144242feb9
Dec 01 00:36:36.721 INFO running `"docker" "start" "-a" "c3c4c65cff37dcad00b3c2930f7d3f8b5604610d00214491094ffe144242feb9"`
Dec 01 00:36:37.277 INFO [stderr] usermod: no changes
Dec 01 00:36:37.331 INFO [stderr]     Checking classifier v0.0.3 (/source)
Dec 01 00:36:38.915 INFO [stderr] warning: variable does not need to be mutable
Dec 01 00:36:38.915 INFO [stderr]   --> src/naive_bayes.rs:51:13
Dec 01 00:36:38.915 INFO [stderr]    |
Dec 01 00:36:38.915 INFO [stderr] 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Dec 01 00:36:38.915 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Dec 01 00:36:38.915 INFO [stderr]    |             |
Dec 01 00:36:38.915 INFO [stderr]    |             help: remove this `mut`
Dec 01 00:36:38.916 INFO [stderr]    |
Dec 01 00:36:38.916 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 00:36:38.916 INFO [stderr] 
Dec 01 00:36:39.197 INFO [stderr] warning: variable does not need to be mutable
Dec 01 00:36:39.197 INFO [stderr]   --> src/naive_bayes.rs:51:13
Dec 01 00:36:39.197 INFO [stderr]    |
Dec 01 00:36:39.197 INFO [stderr] 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Dec 01 00:36:39.197 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Dec 01 00:36:39.197 INFO [stderr]    |             |
Dec 01 00:36:39.197 INFO [stderr]    |             help: remove this `mut`
Dec 01 00:36:39.197 INFO [stderr]    |
Dec 01 00:36:39.197 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 00:36:39.198 INFO [stderr] 
Dec 01 00:36:40.520 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
Dec 01 00:36:40.520 INFO [stderr] su: No module specific data is present
Dec 01 00:36:40.938 INFO running `"docker" "inspect" "c3c4c65cff37dcad00b3c2930f7d3f8b5604610d00214491094ffe144242feb9"`
Dec 01 00:36:41.188 INFO running `"docker" "rm" "-f" "c3c4c65cff37dcad00b3c2930f7d3f8b5604610d00214491094ffe144242feb9"`
Dec 01 00:36:41.543 INFO [stdout] c3c4c65cff37dcad00b3c2930f7d3f8b5604610d00214491094ffe144242feb9