Dec 19 17:59:59.818 INFO checking dgraham/scores against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:59:59.819 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/dgraham/scores:/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 18:00:00.046 INFO [stdout] 34ee3aae3c6c56fbb6acdcb9bbbce14e7364b518f0c8a4ab2b489bfb99396f77
Dec 19 18:00:00.048 INFO running `"docker" "start" "-a" "34ee3aae3c6c56fbb6acdcb9bbbce14e7364b518f0c8a4ab2b489bfb99396f77"`
Dec 19 18:00:00.945 INFO [stderr]     Checking memchr v2.0.1
Dec 19 18:00:01.220 INFO [stderr]     Checking aho-corasick v0.6.6
Dec 19 18:00:01.713 INFO [stderr]     Checking regex v1.0.2
Dec 19 18:00:03.800 INFO [stderr]     Checking scores v0.1.0 (/opt/crater/workdir)
Dec 19 18:00:04.781 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
Dec 19 18:00:05.119 INFO running `"docker" "inspect" "34ee3aae3c6c56fbb6acdcb9bbbce14e7364b518f0c8a4ab2b489bfb99396f77"`
Dec 19 18:00:05.189 INFO running `"docker" "rm" "-f" "34ee3aae3c6c56fbb6acdcb9bbbce14e7364b518f0c8a4ab2b489bfb99396f77"`
Dec 19 18:00:05.285 INFO [stdout] 34ee3aae3c6c56fbb6acdcb9bbbce14e7364b518f0c8a4ab2b489bfb99396f77