Dec 17 21:53:19.037 INFO checking justinbarclay/dont-panic-slack-bot against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 21:53:19.037 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/justinbarclay/dont-panic-slack-bot:/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 21:53:19.452 INFO [stdout] 9fe9caea1fdfc11919730c07f2e774c5aed3a5381a846ba3bf3f861c5f6252d2 Dec 17 21:53:19.454 INFO running `"docker" "start" "-a" "9fe9caea1fdfc11919730c07f2e774c5aed3a5381a846ba3bf3f861c5f6252d2"` Dec 17 21:53:21.136 INFO [stderr] Checking rand v0.5.1 Dec 17 21:53:21.152 INFO [stderr] Checking pretty_env_logger v0.2.3 Dec 17 21:53:23.817 INFO [stderr] Checking rust-slack-bot v0.1.0 (/opt/crater/workdir) Dec 17 21:53:25.921 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.09s Dec 17 21:53:26.990 INFO running `"docker" "inspect" "9fe9caea1fdfc11919730c07f2e774c5aed3a5381a846ba3bf3f861c5f6252d2"` Dec 17 21:53:27.266 INFO running `"docker" "rm" "-f" "9fe9caea1fdfc11919730c07f2e774c5aed3a5381a846ba3bf3f861c5f6252d2"` Dec 17 21:53:27.588 INFO [stdout] 9fe9caea1fdfc11919730c07f2e774c5aed3a5381a846ba3bf3f861c5f6252d2