Dec 19 13:01:36.481 INFO checking matharp/learn-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:01:36.481 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/matharp/learn-rust:/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 13:01:36.730 INFO [stdout] dcf91bb5f603d0a753b9210021aef2f1ca7abf7f6e4f5dcd5d038d3c541976e4
Dec 19 13:01:36.736 INFO running `"docker" "start" "-a" "dcf91bb5f603d0a753b9210021aef2f1ca7abf7f6e4f5dcd5d038d3c541976e4"`
Dec 19 13:01:37.455 INFO [stderr]     Checking hello-world v0.0.1 (/opt/crater/workdir)
Dec 19 13:01:37.626 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
Dec 19 13:01:37.902 INFO running `"docker" "inspect" "dcf91bb5f603d0a753b9210021aef2f1ca7abf7f6e4f5dcd5d038d3c541976e4"`
Dec 19 13:01:37.995 INFO running `"docker" "rm" "-f" "dcf91bb5f603d0a753b9210021aef2f1ca7abf7f6e4f5dcd5d038d3c541976e4"`
Dec 19 13:01:38.104 INFO [stdout] dcf91bb5f603d0a753b9210021aef2f1ca7abf7f6e4f5dcd5d038d3c541976e4