Dec 04 11:17:12.832 INFO checking rufusroflpunch/sudoku against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:17:12.833 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 11:17:13.127 INFO [stdout] ed32e2d0c0d222a7f7c1105393a5a992ecdb1037f73934f7ed466d8eeccc2e61
Dec 04 11:17:13.129 INFO running `"docker" "start" "-a" "ed32e2d0c0d222a7f7c1105393a5a992ecdb1037f73934f7ed466d8eeccc2e61"`
Dec 04 11:17:13.935 INFO [stderr] usermod: no changes
Dec 04 11:17:13.963 INFO [stderr]     Checking sudoku v0.1.0 (/source)
Dec 04 11:17:14.315 INFO [stderr] warning: variable does not need to be mutable
Dec 04 11:17:14.315 INFO [stderr]   --> src/main.rs:72:9
Dec 04 11:17:14.315 INFO [stderr]    |
Dec 04 11:17:14.315 INFO [stderr] 72 |     let mut puz = get_puzzle(&contents);
Dec 04 11:17:14.315 INFO [stderr]    |         ----^^^
Dec 04 11:17:14.315 INFO [stderr]    |         |
Dec 04 11:17:14.315 INFO [stderr]    |         help: remove this `mut`
Dec 04 11:17:14.315 INFO [stderr]    |
Dec 04 11:17:14.315 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 11:17:14.315 INFO [stderr] 
Dec 04 11:17:14.318 INFO [stderr] warning: variable does not need to be mutable
Dec 04 11:17:14.319 INFO [stderr]   --> src/main.rs:72:9
Dec 04 11:17:14.319 INFO [stderr]    |
Dec 04 11:17:14.319 INFO [stderr] 72 |     let mut puz = get_puzzle(&contents);
Dec 04 11:17:14.319 INFO [stderr]    |         ----^^^
Dec 04 11:17:14.319 INFO [stderr]    |         |
Dec 04 11:17:14.319 INFO [stderr]    |         help: remove this `mut`
Dec 04 11:17:14.319 INFO [stderr]    |
Dec 04 11:17:14.319 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 11:17:14.319 INFO [stderr] 
Dec 04 11:17:14.398 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 04 11:17:14.399 INFO [stderr] su: No module specific data is present
Dec 04 11:17:15.061 INFO running `"docker" "inspect" "ed32e2d0c0d222a7f7c1105393a5a992ecdb1037f73934f7ed466d8eeccc2e61"`
Dec 04 11:17:15.310 INFO running `"docker" "rm" "-f" "ed32e2d0c0d222a7f7c1105393a5a992ecdb1037f73934f7ed466d8eeccc2e61"`
Dec 04 11:17:15.595 INFO [stdout] ed32e2d0c0d222a7f7c1105393a5a992ecdb1037f73934f7ed466d8eeccc2e61