Dec 04 08:08:30.660 INFO checking tsobako/tictactoe against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:08:30.660 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 08:08:31.215 INFO [stdout] 131a5e70ab318706af03f6aa665db71d939c42c37578485165db66901a7c6f55
Dec 04 08:08:31.221 INFO running `"docker" "start" "-a" "131a5e70ab318706af03f6aa665db71d939c42c37578485165db66901a7c6f55"`
Dec 04 08:08:32.778 INFO [stderr] usermod: no changes
Dec 04 08:08:32.837 INFO [stderr]     Checking tictactoe v0.1.1 (/source)
Dec 04 08:08:33.079 INFO [stderr] warning: variable does not need to be mutable
Dec 04 08:08:33.079 INFO [stderr]   --> src/main.rs:24:9
Dec 04 08:08:33.079 INFO [stderr]    |
Dec 04 08:08:33.079 INFO [stderr] 24 |     let mut field: Vec<u8> = vec![0,0,0,0,0,0,0,0,0];
Dec 04 08:08:33.079 INFO [stderr]    |         ----^^^^^
Dec 04 08:08:33.079 INFO [stderr]    |         |
Dec 04 08:08:33.079 INFO [stderr]    |         help: remove this `mut`
Dec 04 08:08:33.079 INFO [stderr]    |
Dec 04 08:08:33.079 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 08:08:33.079 INFO [stderr] 
Dec 04 08:08:33.159 INFO [stderr] warning: variable does not need to be mutable
Dec 04 08:08:33.159 INFO [stderr]   --> src/main.rs:24:9
Dec 04 08:08:33.159 INFO [stderr]    |
Dec 04 08:08:33.159 INFO [stderr] 24 |     let mut field: Vec<u8> = vec![0,0,0,0,0,0,0,0,0];
Dec 04 08:08:33.159 INFO [stderr]    |         ----^^^^^
Dec 04 08:08:33.159 INFO [stderr]    |         |
Dec 04 08:08:33.159 INFO [stderr]    |         help: remove this `mut`
Dec 04 08:08:33.159 INFO [stderr]    |
Dec 04 08:08:33.159 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 08:08:33.159 INFO [stderr] 
Dec 04 08:08:33.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
Dec 04 08:08:33.191 INFO [stderr] su: No module specific data is present
Dec 04 08:08:34.102 INFO running `"docker" "inspect" "131a5e70ab318706af03f6aa665db71d939c42c37578485165db66901a7c6f55"`
Dec 04 08:08:34.319 INFO running `"docker" "rm" "-f" "131a5e70ab318706af03f6aa665db71d939c42c37578485165db66901a7c6f55"`
Dec 04 08:08:34.647 INFO [stdout] 131a5e70ab318706af03f6aa665db71d939c42c37578485165db66901a7c6f55