Dec 19 06:09:50.412 INFO checking velvetops/rust-game-of-life against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 06:09:50.412 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/velvetops/rust-game-of-life:/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 06:09:50.868 INFO [stdout] 53be31af41735cc34fbb7bfe1f2729c67f65914602393176d084642e0eb343fc Dec 19 06:09:50.876 INFO running `"docker" "start" "-a" "53be31af41735cc34fbb7bfe1f2729c67f65914602393176d084642e0eb343fc"` Dec 19 06:09:53.511 INFO [stderr] Checking rand_core v0.2.0 Dec 19 06:09:53.517 INFO [stderr] Checking libc v0.2.41 Dec 19 06:09:55.071 INFO [stderr] Checking rand v0.5.0 Dec 19 06:09:57.241 INFO [stderr] Checking my-game-of-life v0.1.0 (/opt/crater/workdir) Dec 19 06:09:57.723 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.25s Dec 19 06:09:58.768 INFO running `"docker" "inspect" "53be31af41735cc34fbb7bfe1f2729c67f65914602393176d084642e0eb343fc"` Dec 19 06:09:59.026 INFO running `"docker" "rm" "-f" "53be31af41735cc34fbb7bfe1f2729c67f65914602393176d084642e0eb343fc"` Dec 19 06:09:59.312 INFO [stdout] 53be31af41735cc34fbb7bfe1f2729c67f65914602393176d084642e0eb343fc