Dec 18 03:04:21.591 INFO checking bpglaser/rusty_worm against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 03:04:21.591 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/bpglaser/rusty_worm:/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 03:04:21.844 INFO [stdout] fdfe8c27ee42d6f5bcb9dc7ec1114cb02ddb0b4d430ef68373e11a93491d61a5
Dec 18 03:04:21.850 INFO running `"docker" "start" "-a" "fdfe8c27ee42d6f5bcb9dc7ec1114cb02ddb0b4d430ef68373e11a93491d61a5"`
Dec 18 03:04:23.321 INFO [stderr]     Checking pistoncore-event_loop v0.27.0
Dec 18 03:04:23.820 INFO [stderr]     Checking piston v0.27.0
Dec 18 03:04:24.104 INFO [stderr]     Checking piston_window v0.61.0
Dec 18 03:04:25.224 INFO [stderr]     Checking rusty_worm v0.1.0 (/opt/crater/workdir)
Dec 18 03:04:26.008 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 18 03:04:26.008 INFO [stderr]   --> src/main.rs:86:51
Dec 18 03:04:26.008 INFO [stderr]    |
Dec 18 03:04:26.008 INFO [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
Dec 18 03:04:26.008 INFO [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 03:04:26.008 INFO [stderr]    |
Dec 18 03:04:26.008 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 03:04:26.008 INFO [stderr] 
Dec 18 03:04:26.080 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 18 03:04:26.080 INFO [stderr]   --> src/main.rs:86:51
Dec 18 03:04:26.080 INFO [stderr]    |
Dec 18 03:04:26.080 INFO [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
Dec 18 03:04:26.080 INFO [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 03:04:26.080 INFO [stderr]    |
Dec 18 03:04:26.080 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 03:04:26.080 INFO [stderr] 
Dec 18 03:04:26.247 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
Dec 18 03:04:26.900 INFO running `"docker" "inspect" "fdfe8c27ee42d6f5bcb9dc7ec1114cb02ddb0b4d430ef68373e11a93491d61a5"`
Dec 18 03:04:27.126 INFO running `"docker" "rm" "-f" "fdfe8c27ee42d6f5bcb9dc7ec1114cb02ddb0b4d430ef68373e11a93491d61a5"`
Dec 18 03:04:27.328 INFO [stdout] fdfe8c27ee42d6f5bcb9dc7ec1114cb02ddb0b4d430ef68373e11a93491d61a5