Dec 17 21:19:41.390 INFO checking kmtoki/tetris against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:19:41.390 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kmtoki/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 17 21:19:41.920 INFO [stdout] c384f5fd8045f2643b4b270c003aca83b6e6d1c1c5a09b8b6a60b74db579e337
Dec 17 21:19:41.922 INFO running `"docker" "start" "-a" "c384f5fd8045f2643b4b270c003aca83b6e6d1c1c5a09b8b6a60b74db579e337"`
Dec 17 21:19:44.755 INFO [stderr]    Compiling backtrace-sys v0.1.10
Dec 17 21:19:44.770 INFO [stderr]    Compiling glium v0.16.0
Dec 17 21:20:05.552 INFO [stderr]     Checking backtrace v0.2.3
Dec 17 21:20:19.061 INFO [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
Dec 17 21:20:20.344 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.81s
Dec 17 21:20:20.971 INFO running `"docker" "inspect" "c384f5fd8045f2643b4b270c003aca83b6e6d1c1c5a09b8b6a60b74db579e337"`
Dec 17 21:20:21.231 INFO running `"docker" "rm" "-f" "c384f5fd8045f2643b4b270c003aca83b6e6d1c1c5a09b8b6a60b74db579e337"`
Dec 17 21:20:21.559 INFO [stdout] c384f5fd8045f2643b4b270c003aca83b6e6d1c1c5a09b8b6a60b74db579e337