Dec 19 04:52:58.919 INFO checking yunti/guessing_game against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 04:52:58.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/yunti/guessing_game:/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 04:52:59.476 INFO [stdout] 0f0a756d3ea44245d591e8f16a98bdcd00c3913632a73452c26e355d4293867e Dec 19 04:52:59.484 INFO running `"docker" "start" "-a" "0f0a756d3ea44245d591e8f16a98bdcd00c3913632a73452c26e355d4293867e"` Dec 19 04:53:01.330 INFO [stderr] Checking libc v0.2.39 Dec 19 04:53:02.410 INFO [stderr] Checking rand v0.4.2 Dec 19 04:53:03.852 INFO [stderr] Checking guessing_game v0.1.0 (/opt/crater/workdir) Dec 19 04:53:04.228 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.94s Dec 19 04:53:05.078 INFO running `"docker" "inspect" "0f0a756d3ea44245d591e8f16a98bdcd00c3913632a73452c26e355d4293867e"` Dec 19 04:53:05.368 INFO running `"docker" "rm" "-f" "0f0a756d3ea44245d591e8f16a98bdcd00c3913632a73452c26e355d4293867e"` Dec 19 04:53:05.704 INFO [stdout] 0f0a756d3ea44245d591e8f16a98bdcd00c3913632a73452c26e355d4293867e