Dec 18 07:23:59.978 INFO checking H2CO3/sudoku against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:23:59.978 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/H2CO3/sudoku:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:24:00.249 INFO [stdout] df7a39e7f1b850d0efe4fa2c7e18dcb747a298a70540bc7eb82e0a0f5fe208dc
Dec 18 07:24:00.258 INFO running `"docker" "start" "-a" "df7a39e7f1b850d0efe4fa2c7e18dcb747a298a70540bc7eb82e0a0f5fe208dc"`
Dec 18 07:24:01.680 INFO [stderr]     Checking sudoku v0.1.0 (/opt/crater/workdir)
Dec 18 07:24:02.040 INFO [stderr] warning: unused variable: `s2`
Dec 18 07:24:02.040 INFO [stderr]    --> src/main.rs:113:9
Dec 18 07:24:02.040 INFO [stderr]     |
Dec 18 07:24:02.040 INFO [stderr] 113 |     let s2 = Grid {
Dec 18 07:24:02.040 INFO [stderr]     |         ^^ help: consider using `_s2` instead
Dec 18 07:24:02.040 INFO [stderr]     |
Dec 18 07:24:02.040 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:24:02.040 INFO [stderr] 
Dec 18 07:24:02.132 INFO [stderr] warning: unused variable: `s2`
Dec 18 07:24:02.132 INFO [stderr]    --> src/main.rs:113:9
Dec 18 07:24:02.132 INFO [stderr]     |
Dec 18 07:24:02.132 INFO [stderr] 113 |     let s2 = Grid {
Dec 18 07:24:02.132 INFO [stderr]     |         ^^ help: consider using `_s2` instead
Dec 18 07:24:02.132 INFO [stderr]     |
Dec 18 07:24:02.132 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:24:02.132 INFO [stderr] 
Dec 18 07:24:02.170 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 18 07:24:02.426 INFO running `"docker" "inspect" "df7a39e7f1b850d0efe4fa2c7e18dcb747a298a70540bc7eb82e0a0f5fe208dc"`
Dec 18 07:24:02.507 INFO running `"docker" "rm" "-f" "df7a39e7f1b850d0efe4fa2c7e18dcb747a298a70540bc7eb82e0a0f5fe208dc"`
Dec 18 07:24:02.640 INFO [stdout] df7a39e7f1b850d0efe4fa2c7e18dcb747a298a70540bc7eb82e0a0f5fe208dc