Dec 19 10:21:35.141 INFO checking rcuhljr/aoc2018 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:21:35.141 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/rcuhljr/aoc2018:/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 10:21:35.511 INFO [stdout] 3b531d3f70ab81b6b1ff767a13229ccb206f261da023e4d50241d2497bbf8cd9
Dec 19 10:21:35.513 INFO running `"docker" "start" "-a" "3b531d3f70ab81b6b1ff767a13229ccb206f261da023e4d50241d2497bbf8cd9"`
Dec 19 10:21:36.415 INFO [stderr]     Checking ordermap v0.3.5
Dec 19 10:21:36.415 INFO [stderr]     Checking fixedbitset v0.1.9
Dec 19 10:21:37.196 INFO [stderr]     Checking petgraph v0.4.13
Dec 19 10:21:40.020 INFO [stderr]     Checking aoc2018 v0.1.0 (/opt/crater/workdir)
Dec 19 10:21:42.448 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
Dec 19 10:21:43.108 INFO running `"docker" "inspect" "3b531d3f70ab81b6b1ff767a13229ccb206f261da023e4d50241d2497bbf8cd9"`
Dec 19 10:21:43.346 INFO running `"docker" "rm" "-f" "3b531d3f70ab81b6b1ff767a13229ccb206f261da023e4d50241d2497bbf8cd9"`
Dec 19 10:21:43.576 INFO [stdout] 3b531d3f70ab81b6b1ff767a13229ccb206f261da023e4d50241d2497bbf8cd9