Dec 19 11:57:37.460 INFO checking nelsonghezzi/guessing-game against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:57:37.460 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nelsonghezzi/guessing-game:/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 11:57:37.970 INFO [stdout] e8af6630a716695a866d00e0a86f0508d70c65cc37b1aa20e1fd7343bda98e43
Dec 19 11:57:37.972 INFO running `"docker" "start" "-a" "e8af6630a716695a866d00e0a86f0508d70c65cc37b1aa20e1fd7343bda98e43"`
Dec 19 11:57:39.992 INFO [stderr]     Checking rand v0.4.2
Dec 19 11:57:41.479 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 11:57:41.841 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Dec 19 11:57:42.704 INFO running `"docker" "inspect" "e8af6630a716695a866d00e0a86f0508d70c65cc37b1aa20e1fd7343bda98e43"`
Dec 19 11:57:42.992 INFO running `"docker" "rm" "-f" "e8af6630a716695a866d00e0a86f0508d70c65cc37b1aa20e1fd7343bda98e43"`
Dec 19 11:57:43.400 INFO [stdout] e8af6630a716695a866d00e0a86f0508d70c65cc37b1aa20e1fd7343bda98e43