Dec 18 05:21:03.937 INFO checking Stipendi/tetris against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:21:03.937 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:21:04.176 INFO [stdout] 8ce7e83183326bf555df8147366ef449db08655734c9d5e8cacc733f5bbc281a
Dec 18 05:21:04.178 INFO running `"docker" "start" "-a" "8ce7e83183326bf555df8147366ef449db08655734c9d5e8cacc733f5bbc281a"`
Dec 18 05:21:05.904 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 18 05:21:05.916 INFO [stderr]     Checking rusttype v0.4.3
Dec 18 05:21:05.916 INFO [stderr]     Checking wayland-client v0.12.5
Dec 18 05:21:05.916 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 18 05:21:07.405 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 18 05:21:08.570 INFO [stderr]     Checking rayon-core v1.4.1
Dec 18 05:21:09.396 INFO [stderr]     Checking piston2d-graphics v0.26.0
Dec 18 05:21:11.311 INFO [stderr]     Checking rayon v1.0.2
Dec 18 05:21:11.345 INFO [stderr]     Checking wayland-protocols v0.12.5
Dec 18 05:21:11.345 INFO [stderr]     Checking wayland-kbd v0.13.1
Dec 18 05:21:16.268 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 18 05:21:18.428 INFO [stderr]     Checking wayland-window v0.13.3
Dec 18 05:21:19.550 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 05:21:20.012 INFO [stderr]     Checking winit v0.12.0
Dec 18 05:21:20.201 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 18 05:21:21.425 INFO [stderr]     Checking piston v0.37.0
Dec 18 05:21:22.110 INFO [stderr]     Checking image v0.19.0
Dec 18 05:21:23.087 INFO [stderr]     Checking glutin v0.14.0
Dec 18 05:21:24.944 INFO [stderr]     Checking pistoncore-glutin_window v0.47.0
Dec 18 05:21:27.528 INFO [stderr]     Checking piston-gfx_texture v0.32.0
Dec 18 05:21:28.967 INFO [stderr]     Checking piston2d-gfx_graphics v0.51.0
Dec 18 05:21:31.020 INFO [stderr]     Checking piston_window v0.80.0
Dec 18 05:21:32.380 INFO [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
Dec 18 05:21:33.759 INFO [stderr] warning: unused import: `clear`
Dec 18 05:21:33.759 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:21:33.759 INFO [stderr]   |
Dec 18 05:21:33.759 INFO [stderr] 7 |     clear,
Dec 18 05:21:33.759 INFO [stderr]   |     ^^^^^
Dec 18 05:21:33.759 INFO [stderr]   |
Dec 18 05:21:33.759 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:21:33.759 INFO [stderr] 
Dec 18 05:21:33.859 INFO [stderr] warning: unused import: `clear`
Dec 18 05:21:33.859 INFO [stderr]  --> src/main.rs:7:5
Dec 18 05:21:33.859 INFO [stderr]   |
Dec 18 05:21:33.859 INFO [stderr] 7 |     clear,
Dec 18 05:21:33.859 INFO [stderr]   |     ^^^^^
Dec 18 05:21:33.859 INFO [stderr]   |
Dec 18 05:21:33.859 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:21:33.859 INFO [stderr] 
Dec 18 05:21:33.859 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:21:33.860 INFO [stderr]   --> src/main.rs:18:9
Dec 18 05:21:33.860 INFO [stderr]    |
Dec 18 05:21:33.860 INFO [stderr] 18 |     let mut game = Game::new(window.window.size());
Dec 18 05:21:33.860 INFO [stderr]    |         ----^^^^
Dec 18 05:21:33.860 INFO [stderr]    |         |
Dec 18 05:21:33.860 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:21:33.860 INFO [stderr]    |
Dec 18 05:21:33.860 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:21:33.860 INFO [stderr] 
Dec 18 05:21:33.869 INFO [stderr] warning: method is never used: `new`
Dec 18 05:21:33.869 INFO [stderr]   --> src/game.rs:18:5
Dec 18 05:21:33.869 INFO [stderr]    |
Dec 18 05:21:33.869 INFO [stderr] 18 |     fn new(size: [u32; 2], width: f64, color: [f32; 4]) -> Grid {
Dec 18 05:21:33.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:21:33.869 INFO [stderr]    |
Dec 18 05:21:33.869 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:21:33.869 INFO [stderr] 
Dec 18 05:21:33.947 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:21:33.947 INFO [stderr]   --> src/main.rs:18:9
Dec 18 05:21:33.947 INFO [stderr]    |
Dec 18 05:21:33.947 INFO [stderr] 18 |     let mut game = Game::new(window.window.size());
Dec 18 05:21:33.947 INFO [stderr]    |         ----^^^^
Dec 18 05:21:33.947 INFO [stderr]    |         |
Dec 18 05:21:33.947 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:21:33.947 INFO [stderr]    |
Dec 18 05:21:33.947 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:21:33.947 INFO [stderr] 
Dec 18 05:21:33.951 INFO [stderr] warning: method is never used: `new`
Dec 18 05:21:33.951 INFO [stderr]   --> src/game.rs:18:5
Dec 18 05:21:33.951 INFO [stderr]    |
Dec 18 05:21:33.951 INFO [stderr] 18 |     fn new(size: [u32; 2], width: f64, color: [f32; 4]) -> Grid {
Dec 18 05:21:33.951 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:21:33.951 INFO [stderr]    |
Dec 18 05:21:33.951 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:21:33.951 INFO [stderr] 
Dec 18 05:21:33.971 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.50s
Dec 18 05:21:34.471 INFO running `"docker" "inspect" "8ce7e83183326bf555df8147366ef449db08655734c9d5e8cacc733f5bbc281a"`
Dec 18 05:21:34.734 INFO running `"docker" "rm" "-f" "8ce7e83183326bf555df8147366ef449db08655734c9d5e8cacc733f5bbc281a"`
Dec 18 05:21:35.020 INFO [stdout] 8ce7e83183326bf555df8147366ef449db08655734c9d5e8cacc733f5bbc281a