Dec 19 07:30:42.307 INFO checking tcourdy/rust_tutorial against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:30:42.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tcourdy/rust_tutorial:/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 07:30:42.628 INFO [stdout] 1ad11d58f22d5342571f896fda99574f486586a399f27a13d58293485f82e286
Dec 19 07:30:42.630 INFO running `"docker" "start" "-a" "1ad11d58f22d5342571f896fda99574f486586a399f27a13d58293485f82e286"`
Dec 19 07:30:44.213 INFO [stderr]     Checking rand v0.3.14
Dec 19 07:30:45.440 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 07:30:45.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
Dec 19 07:30:46.168 INFO running `"docker" "inspect" "1ad11d58f22d5342571f896fda99574f486586a399f27a13d58293485f82e286"`
Dec 19 07:30:46.330 INFO running `"docker" "rm" "-f" "1ad11d58f22d5342571f896fda99574f486586a399f27a13d58293485f82e286"`
Dec 19 07:30:46.496 INFO [stdout] 1ad11d58f22d5342571f896fda99574f486586a399f27a13d58293485f82e286