Dec 19 05:31:32.689 INFO checking willmurphyscode/roll against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 05:31:32.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/willmurphyscode/roll:/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 05:31:33.181 INFO [stdout] cefef5aeb29a591ab24d4609fced340e7beb2f77d97171f58d1acfd40f7989e1
Dec 19 05:31:33.184 INFO running `"docker" "start" "-a" "cefef5aeb29a591ab24d4609fced340e7beb2f77d97171f58d1acfd40f7989e1"`
Dec 19 05:31:34.902 INFO [stderr]     Checking libc v0.2.29
Dec 19 05:31:35.752 INFO [stderr]     Checking memchr v1.0.1
Dec 19 05:31:35.752 INFO [stderr]     Checking rand v0.3.16
Dec 19 05:31:36.096 INFO [stderr]     Checking nom v3.2.0
Dec 19 05:31:38.360 INFO [stderr]     Checking roll v0.1.0 (/opt/crater/workdir)
Dec 19 05:31:38.692 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
Dec 19 05:31:39.278 INFO running `"docker" "inspect" "cefef5aeb29a591ab24d4609fced340e7beb2f77d97171f58d1acfd40f7989e1"`
Dec 19 05:31:39.530 INFO running `"docker" "rm" "-f" "cefef5aeb29a591ab24d4609fced340e7beb2f77d97171f58d1acfd40f7989e1"`
Dec 19 05:31:39.680 INFO [stdout] cefef5aeb29a591ab24d4609fced340e7beb2f77d97171f58d1acfd40f7989e1