Dec 19 20:55:02.237 INFO checking ahu2012/making_recommendations against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:55:02.237 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ahu2012/making_recommendations:/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 20:55:02.716 INFO [stdout] b13fcd14960f4686ace0787a05a5f5ba585701ab21f106ec4dd557a1e46cbbe9
Dec 19 20:55:02.722 INFO running `"docker" "start" "-a" "b13fcd14960f4686ace0787a05a5f5ba585701ab21f106ec4dd557a1e46cbbe9"`
Dec 19 20:55:05.296 INFO [stderr]     Checking making_recommendations v0.1.0 (/opt/crater/workdir)
Dec 19 20:55:06.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 19 20:55:07.486 INFO running `"docker" "inspect" "b13fcd14960f4686ace0787a05a5f5ba585701ab21f106ec4dd557a1e46cbbe9"`
Dec 19 20:55:07.788 INFO running `"docker" "rm" "-f" "b13fcd14960f4686ace0787a05a5f5ba585701ab21f106ec4dd557a1e46cbbe9"`
Dec 19 20:55:08.130 INFO [stdout] b13fcd14960f4686ace0787a05a5f5ba585701ab21f106ec4dd557a1e46cbbe9