Dec 19 19:01:56.705 INFO checking christiansakai/snake_rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:01:56.706 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/christiansakai/snake_rust:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:01:57.078 INFO [stdout] 3025bdd2a7596a373e33dbf68abf6ea1d431a94dfdcd29f10f56a93841f9c411
Dec 19 19:01:57.088 INFO running `"docker" "start" "-a" "3025bdd2a7596a373e33dbf68abf6ea1d431a94dfdcd29f10f56a93841f9c411"`
Dec 19 19:01:59.004 INFO [stderr]     Checking piston-gfx_texture v0.32.0
Dec 19 19:02:00.777 INFO [stderr]     Checking piston2d-gfx_graphics v0.51.0
Dec 19 19:02:02.982 INFO [stderr]     Checking piston_window v0.80.0
Dec 19 19:02:05.798 INFO [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
Dec 19 19:02:08.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.81s
Dec 19 19:02:09.295 INFO running `"docker" "inspect" "3025bdd2a7596a373e33dbf68abf6ea1d431a94dfdcd29f10f56a93841f9c411"`
Dec 19 19:02:09.670 INFO running `"docker" "rm" "-f" "3025bdd2a7596a373e33dbf68abf6ea1d431a94dfdcd29f10f56a93841f9c411"`
Dec 19 19:02:10.008 INFO [stdout] 3025bdd2a7596a373e33dbf68abf6ea1d431a94dfdcd29f10f56a93841f9c411