Dec 17 14:38:43.881 INFO checking steveklabnik/password-cracker against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:38:43.881 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/steveklabnik/password-cracker:/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 14:38:44.360 INFO [stdout] 6efa9d46735c3f0a9ca336520b5d19599363e915bb310f52b2ca5790f4a543b5
Dec 17 14:38:44.362 INFO running `"docker" "start" "-a" "6efa9d46735c3f0a9ca336520b5d19599363e915bb310f52b2ca5790f4a543b5"`
Dec 17 14:38:45.991 INFO [stderr]     Checking num_cpus v1.3.0
Dec 17 14:38:45.994 INFO [stderr]     Checking deque v0.3.1
Dec 17 14:38:46.361 INFO [stderr]     Checking rayon v0.6.0
Dec 17 14:38:47.969 INFO [stderr]     Checking password-cracker v0.1.0 (/opt/crater/workdir)
Dec 17 14:38:48.350 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
Dec 17 14:38:49.030 INFO running `"docker" "inspect" "6efa9d46735c3f0a9ca336520b5d19599363e915bb310f52b2ca5790f4a543b5"`
Dec 17 14:38:49.264 INFO running `"docker" "rm" "-f" "6efa9d46735c3f0a9ca336520b5d19599363e915bb310f52b2ca5790f4a543b5"`
Dec 17 14:38:49.596 INFO [stdout] 6efa9d46735c3f0a9ca336520b5d19599363e915bb310f52b2ca5790f4a543b5