Dec 17 17:55:48.210 INFO checking phillyai/tic-tac-toe-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 17 17:55:48.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/phillyai/tic-tac-toe-rs:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 17:55:48.712 INFO [stdout] 102061cd3de4a93c31f0a1b07876afcab58943f52cf19058a23bd22b018b55a1 Dec 17 17:55:48.720 INFO running `"docker" "start" "-a" "102061cd3de4a93c31f0a1b07876afcab58943f52cf19058a23bd22b018b55a1"` Dec 17 17:55:50.617 INFO [stderr] Checking tic-tac-toe-rs v0.1.0 (/opt/crater/workdir) Dec 17 17:55:50.916 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 17:55:50.916 INFO [stderr] --> src/main.rs:32:38 Dec 17 17:55:50.916 INFO [stderr] | Dec 17 17:55:50.916 INFO [stderr] 32 | Some(w) => match (w) { Dec 17 17:55:50.928 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 17:55:50.928 INFO [stderr] | Dec 17 17:55:50.928 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 17:55:50.928 INFO [stderr] Dec 17 17:55:50.960 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 17:55:50.960 INFO [stderr] --> src/main.rs:32:38 Dec 17 17:55:50.960 INFO [stderr] | Dec 17 17:55:50.960 INFO [stderr] 32 | Some(w) => match (w) { Dec 17 17:55:50.960 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 17:55:50.960 INFO [stderr] | Dec 17 17:55:50.960 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 17:55:50.960 INFO [stderr] Dec 17 17:55:51.072 INFO [stderr] warning: enum is never used: `Direction` Dec 17 17:55:51.073 INFO [stderr] --> src/main.rs:137:1 Dec 17 17:55:51.073 INFO [stderr] | Dec 17 17:55:51.073 INFO [stderr] 137 | enum Direction { Dec 17 17:55:51.073 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 17:55:51.073 INFO [stderr] | Dec 17 17:55:51.073 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 17:55:51.073 INFO [stderr] Dec 17 17:55:51.095 INFO [stderr] warning: enum is never used: `Direction` Dec 17 17:55:51.095 INFO [stderr] --> src/main.rs:137:1 Dec 17 17:55:51.095 INFO [stderr] | Dec 17 17:55:51.095 INFO [stderr] 137 | enum Direction { Dec 17 17:55:51.095 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 17:55:51.095 INFO [stderr] | Dec 17 17:55:51.095 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 17:55:51.095 INFO [stderr] Dec 17 17:55:51.125 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s Dec 17 17:55:51.948 INFO running `"docker" "inspect" "102061cd3de4a93c31f0a1b07876afcab58943f52cf19058a23bd22b018b55a1"` Dec 17 17:55:52.216 INFO running `"docker" "rm" "-f" "102061cd3de4a93c31f0a1b07876afcab58943f52cf19058a23bd22b018b55a1"` Dec 17 17:55:52.540 INFO [stdout] 102061cd3de4a93c31f0a1b07876afcab58943f52cf19058a23bd22b018b55a1