[INFO] updating cached repository bpglaser/rusty_worm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bpglaser/rusty_worm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bpglaser/rusty_worm" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/bpglaser/rusty_worm"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/bpglaser/rusty_worm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bpglaser/rusty_worm" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/bpglaser/rusty_worm"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/bpglaser/rusty_worm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] db38090b534e708e54192ffd0adf53d7badd8257
[INFO] sha for GitHub repo bpglaser/rusty_worm: db38090b534e708e54192ffd0adf53d7badd8257
[INFO] validating manifest of bpglaser/rusty_worm on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bpglaser/rusty_worm on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bpglaser/rusty_worm
[INFO] finished frobbing bpglaser/rusty_worm
[INFO] frobbed toml for bpglaser/rusty_worm written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/bpglaser/rusty_worm/Cargo.toml
[INFO] started frobbing bpglaser/rusty_worm
[INFO] finished frobbing bpglaser/rusty_worm
[INFO] frobbed toml for bpglaser/rusty_worm written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/bpglaser/rusty_worm/Cargo.toml
[INFO] crate bpglaser/rusty_worm has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bpglaser/rusty_worm against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-0/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7e79ba95b7a335eab6d17442d4dabddfd23918a467f716fe5aa31b39c5309b73
[INFO] running `"docker" "start" "-a" "7e79ba95b7a335eab6d17442d4dabddfd23918a467f716fe5aa31b39c5309b73"`
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking winit v0.5.7
[INFO] [stderr]     Checking pistoncore-event_loop v0.27.0
[INFO] [stderr]     Checking piston v0.27.0
[INFO] [stderr]     Checking glutin v0.7.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.33.0
[INFO] [stderr]     Checking piston_window v0.61.0
[INFO] [stderr]     Checking rusty_worm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:86:51
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/main.rs:86:51
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `"docker" "inspect" "7e79ba95b7a335eab6d17442d4dabddfd23918a467f716fe5aa31b39c5309b73"`
[INFO] running `"docker" "rm" "-f" "7e79ba95b7a335eab6d17442d4dabddfd23918a467f716fe5aa31b39c5309b73"`
[INFO] [stdout] 7e79ba95b7a335eab6d17442d4dabddfd23918a467f716fe5aa31b39c5309b73