Dec 19 14:42:39.337 INFO checking jwilles/learn-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:42:39.337 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jwilles/learn-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 14:42:39.700 INFO [stdout] 2a4c0ba5c285b38b48e64f6f05d9dd70176abf4be1edc25713d3032131aa1a58
Dec 19 14:42:39.703 INFO running `"docker" "start" "-a" "2a4c0ba5c285b38b48e64f6f05d9dd70176abf4be1edc25713d3032131aa1a58"`
Dec 19 14:42:41.184 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 14:42:41.758 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 19 14:42:42.413 INFO running `"docker" "inspect" "2a4c0ba5c285b38b48e64f6f05d9dd70176abf4be1edc25713d3032131aa1a58"`
Dec 19 14:42:42.778 INFO running `"docker" "rm" "-f" "2a4c0ba5c285b38b48e64f6f05d9dd70176abf4be1edc25713d3032131aa1a58"`
Dec 19 14:42:43.084 INFO [stdout] 2a4c0ba5c285b38b48e64f6f05d9dd70176abf4be1edc25713d3032131aa1a58