Dec 19 04:41:01.777 INFO checking zbraniecki/plural_parser against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 04:41:01.777 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/zbraniecki/plural_parser:/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 04:41:02.380 INFO [stdout] ce451b2d7612f850da93ecfc583d37f87d5abec117082204f18e16af1f048581
Dec 19 04:41:02.388 INFO running `"docker" "start" "-a" "ce451b2d7612f850da93ecfc583d37f87d5abec117082204f18e16af1f048581"`
Dec 19 04:41:03.721 INFO [stderr]     Checking libc v0.2.42
Dec 19 04:41:04.931 INFO [stderr]     Checking memchr v2.0.1
Dec 19 04:41:05.216 INFO [stderr]     Checking nom v4.0.0
Dec 19 04:41:07.018 INFO [stderr]     Checking plural v0.1.0 (/opt/crater/workdir)
Dec 19 04:41:07.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 19 04:41:08.702 INFO running `"docker" "inspect" "ce451b2d7612f850da93ecfc583d37f87d5abec117082204f18e16af1f048581"`
Dec 19 04:41:09.022 INFO running `"docker" "rm" "-f" "ce451b2d7612f850da93ecfc583d37f87d5abec117082204f18e16af1f048581"`
Dec 19 04:41:09.347 INFO [stdout] ce451b2d7612f850da93ecfc583d37f87d5abec117082204f18e16af1f048581