Dec 11 21:31:43.757 INFO checking bpglaser/rusty_worm against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 21:31:43.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 21:31:44.272 INFO [stdout] 16103641dd1108e8827999abfe96b226ca430c962b8bf35c7c3ca0377cd5a8eb
Dec 11 21:31:44.274 INFO running `"docker" "start" "-a" "16103641dd1108e8827999abfe96b226ca430c962b8bf35c7c3ca0377cd5a8eb"`
Dec 11 21:31:45.625 INFO [stderr] usermod: no changes
Dec 11 21:31:46.028 INFO [stderr]     Checking piston-shaders_graphics2d v0.2.1
Dec 11 21:31:46.032 INFO [stderr]     Checking pistoncore-input v0.15.0
Dec 11 21:31:46.032 INFO [stderr]     Checking gfx_core v0.5.1
Dec 11 21:31:46.032 INFO [stderr]     Checking image v0.12.1
Dec 11 21:31:49.010 INFO [stderr]     Checking pistoncore-window v0.24.0
Dec 11 21:31:50.016 INFO [stderr]     Checking pistoncore-event_loop v0.27.0
Dec 11 21:31:50.016 INFO [stderr]     Checking pistoncore-glutin_window v0.33.0
Dec 11 21:31:51.472 INFO [stderr]     Checking piston v0.27.0
Dec 11 21:32:07.627 INFO [stderr]     Checking gfx v0.13.0
Dec 11 21:32:07.627 INFO [stderr]     Checking gfx_device_gl v0.12.0
Dec 11 21:32:12.200 INFO [stderr]     Checking piston-gfx_texture v0.20.0
Dec 11 21:32:13.877 INFO [stderr]     Checking piston2d-gfx_graphics v0.35.0
Dec 11 21:32:17.152 INFO [stderr]     Checking piston_window v0.61.0
Dec 11 21:32:20.270 INFO [stderr]     Checking rusty_worm v0.1.0 (/source)
Dec 11 21:32:23.992 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 21:32:23.992 INFO [stderr]   --> src/main.rs:86:51
Dec 11 21:32:23.992 INFO [stderr]    |
Dec 11 21:32:23.992 INFO [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
Dec 11 21:32:23.992 INFO [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 21:32:23.993 INFO [stderr]    |
Dec 11 21:32:23.993 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 21:32:23.993 INFO [stderr] 
Dec 11 21:32:24.345 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 21:32:24.345 INFO [stderr]   --> src/main.rs:86:51
Dec 11 21:32:24.345 INFO [stderr]    |
Dec 11 21:32:24.345 INFO [stderr] 86 |         let options: Vec<_> = (0..BOARD_SIZE).zip((0..BOARD_SIZE)).filter(|&(x, y)| !self.worm.contains(&(x,y))).collect();
Dec 11 21:32:24.345 INFO [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 21:32:24.345 INFO [stderr]    |
Dec 11 21:32:24.345 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 21:32:24.345 INFO [stderr] 
Dec 11 21:32:24.438 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.78s
Dec 11 21:32:24.449 INFO [stderr] su: No module specific data is present
Dec 11 21:32:24.848 INFO running `"docker" "inspect" "16103641dd1108e8827999abfe96b226ca430c962b8bf35c7c3ca0377cd5a8eb"`
Dec 11 21:32:24.984 INFO running `"docker" "rm" "-f" "16103641dd1108e8827999abfe96b226ca430c962b8bf35c7c3ca0377cd5a8eb"`
Dec 11 21:32:25.123 INFO [stdout] 16103641dd1108e8827999abfe96b226ca430c962b8bf35c7c3ca0377cd5a8eb