Nov 29 03:14:08.920 INFO checking classifier-0.0.3 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 03:14:08.920 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 29 03:14:09.334 INFO [stdout] 0d92c394e09576d0d626e8c83d1ff339937841f8cfb047f9611c13704c6abcf5
Nov 29 03:14:09.338 INFO running `"docker" "start" "-a" "0d92c394e09576d0d626e8c83d1ff339937841f8cfb047f9611c13704c6abcf5"`
Nov 29 03:14:09.974 INFO [stderr] usermod: no changes
Nov 29 03:14:10.033 INFO [stderr]     Checking classifier v0.0.3 (/source)
Nov 29 03:14:11.660 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:14:11.660 INFO [stderr]   --> src/naive_bayes.rs:51:13
Nov 29 03:14:11.660 INFO [stderr]    |
Nov 29 03:14:11.660 INFO [stderr] 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Nov 29 03:14:11.660 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Nov 29 03:14:11.660 INFO [stderr]    |             |
Nov 29 03:14:11.660 INFO [stderr]    |             help: remove this `mut`
Nov 29 03:14:11.680 INFO [stderr]    |
Nov 29 03:14:11.680 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 03:14:11.680 INFO [stderr] 
Nov 29 03:14:11.820 INFO [stderr] warning: variable does not need to be mutable
Nov 29 03:14:11.820 INFO [stderr]   --> src/naive_bayes.rs:51:13
Nov 29 03:14:11.820 INFO [stderr]    |
Nov 29 03:14:11.820 INFO [stderr] 51 |         let mut classification = self.classifications.get_mut(label).unwrap();
Nov 29 03:14:11.820 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Nov 29 03:14:11.820 INFO [stderr]    |             |
Nov 29 03:14:11.820 INFO [stderr]    |             help: remove this `mut`
Nov 29 03:14:11.820 INFO [stderr]    |
Nov 29 03:14:11.820 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 03:14:11.820 INFO [stderr] 
Nov 29 03:14:13.073 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
Nov 29 03:14:13.077 INFO [stderr] su: No module specific data is present
Nov 29 03:14:13.456 INFO running `"docker" "inspect" "0d92c394e09576d0d626e8c83d1ff339937841f8cfb047f9611c13704c6abcf5"`
Nov 29 03:14:13.724 INFO running `"docker" "rm" "-f" "0d92c394e09576d0d626e8c83d1ff339937841f8cfb047f9611c13704c6abcf5"`
Nov 29 03:14:13.972 INFO [stdout] 0d92c394e09576d0d626e8c83d1ff339937841f8cfb047f9611c13704c6abcf5