Dec 19 21:48:48.567 INFO checking Stipendi/tetris against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:48:48.567 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Stipendi/tetris:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:48:48.733 INFO [stdout] 4a7ec7dcd8f3d961e61710ba97dd9228d48dab13c0af6fae0aa5b27a905cb059
Dec 19 21:48:48.735 INFO running `"docker" "start" "-a" "4a7ec7dcd8f3d961e61710ba97dd9228d48dab13c0af6fae0aa5b27a905cb059"`
Dec 19 21:48:49.972 INFO [stderr]     Checking wayland-client v0.12.5
Dec 19 21:48:49.972 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 19 21:48:49.972 INFO [stderr]     Checking image v0.19.0
Dec 19 21:48:54.646 INFO [stderr]     Checking wayland-protocols v0.12.5
Dec 19 21:48:54.648 INFO [stderr]     Checking wayland-kbd v0.13.1
Dec 19 21:48:59.395 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 19 21:49:02.720 INFO [stderr]     Checking wayland-window v0.13.3
Dec 19 21:49:03.749 INFO [stderr]     Checking piston-gfx_texture v0.32.0
Dec 19 21:49:03.842 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 19 21:49:04.686 INFO [stderr]     Checking winit v0.12.0
Dec 19 21:49:06.156 INFO [stderr]     Checking piston v0.37.0
Dec 19 21:49:07.324 INFO [stderr]     Checking piston2d-gfx_graphics v0.51.0
Dec 19 21:49:08.657 INFO [stderr]     Checking glutin v0.14.0
Dec 19 21:49:10.133 INFO [stderr]     Checking pistoncore-glutin_window v0.47.0
Dec 19 21:49:11.168 INFO [stderr]     Checking piston_window v0.80.0
Dec 19 21:49:12.848 INFO [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
Dec 19 21:49:14.468 INFO [stderr] warning: unused import: `clear`
Dec 19 21:49:14.468 INFO [stderr]  --> src/main.rs:7:5
Dec 19 21:49:14.468 INFO [stderr]   |
Dec 19 21:49:14.468 INFO [stderr] 7 |     clear,
Dec 19 21:49:14.468 INFO [stderr]   |     ^^^^^
Dec 19 21:49:14.468 INFO [stderr]   |
Dec 19 21:49:14.468 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:49:14.468 INFO [stderr] 
Dec 19 21:49:14.640 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:49:14.640 INFO [stderr]   --> src/main.rs:18:9
Dec 19 21:49:14.640 INFO [stderr]    |
Dec 19 21:49:14.640 INFO [stderr] 18 |     let mut game = Game::new(window.window.size());
Dec 19 21:49:14.640 INFO [stderr]    |         ----^^^^
Dec 19 21:49:14.640 INFO [stderr]    |         |
Dec 19 21:49:14.640 INFO [stderr]    |         help: remove this `mut`
Dec 19 21:49:14.640 INFO [stderr]    |
Dec 19 21:49:14.641 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:49:14.641 INFO [stderr] 
Dec 19 21:49:14.641 INFO [stderr] warning: method is never used: `new`
Dec 19 21:49:14.641 INFO [stderr]   --> src/game.rs:18:5
Dec 19 21:49:14.641 INFO [stderr]    |
Dec 19 21:49:14.641 INFO [stderr] 18 |     fn new(size: [u32; 2], width: f64, color: [f32; 4]) -> Grid {
Dec 19 21:49:14.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:49:14.641 INFO [stderr]    |
Dec 19 21:49:14.641 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:49:14.641 INFO [stderr] 
Dec 19 21:49:14.988 INFO [stderr] warning: unused import: `clear`
Dec 19 21:49:14.988 INFO [stderr]  --> src/main.rs:7:5
Dec 19 21:49:14.988 INFO [stderr]   |
Dec 19 21:49:14.988 INFO [stderr] 7 |     clear,
Dec 19 21:49:14.988 INFO [stderr]   |     ^^^^^
Dec 19 21:49:14.988 INFO [stderr]   |
Dec 19 21:49:14.988 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:49:14.988 INFO [stderr] 
Dec 19 21:49:15.063 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:49:15.063 INFO [stderr]   --> src/main.rs:18:9
Dec 19 21:49:15.063 INFO [stderr]    |
Dec 19 21:49:15.063 INFO [stderr] 18 |     let mut game = Game::new(window.window.size());
Dec 19 21:49:15.063 INFO [stderr]    |         ----^^^^
Dec 19 21:49:15.063 INFO [stderr]    |         |
Dec 19 21:49:15.063 INFO [stderr]    |         help: remove this `mut`
Dec 19 21:49:15.063 INFO [stderr]    |
Dec 19 21:49:15.064 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:49:15.064 INFO [stderr] 
Dec 19 21:49:15.064 INFO [stderr] warning: method is never used: `new`
Dec 19 21:49:15.064 INFO [stderr]   --> src/game.rs:18:5
Dec 19 21:49:15.098 INFO [stderr]    |
Dec 19 21:49:15.098 INFO [stderr] 18 |     fn new(size: [u32; 2], width: f64, color: [f32; 4]) -> Grid {
Dec 19 21:49:15.098 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:49:15.098 INFO [stderr]    |
Dec 19 21:49:15.098 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:49:15.098 INFO [stderr] 
Dec 19 21:49:15.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.54s
Dec 19 21:49:16.014 INFO running `"docker" "inspect" "4a7ec7dcd8f3d961e61710ba97dd9228d48dab13c0af6fae0aa5b27a905cb059"`
Dec 19 21:49:16.254 INFO running `"docker" "rm" "-f" "4a7ec7dcd8f3d961e61710ba97dd9228d48dab13c0af6fae0aa5b27a905cb059"`
Dec 19 21:49:16.559 INFO [stdout] 4a7ec7dcd8f3d961e61710ba97dd9228d48dab13c0af6fae0aa5b27a905cb059