Dec 19 11:57:34.919 INFO checking nelsonghezzi/guessing-game against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:57:34.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/nelsonghezzi/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:57:35.418 INFO [stdout] 92d6a8c6ac8f3aec70262b752bc3952e53878bfbf67373d14dd60f42d6abcf7e
Dec 19 11:57:35.420 INFO running `"docker" "start" "-a" "92d6a8c6ac8f3aec70262b752bc3952e53878bfbf67373d14dd60f42d6abcf7e"`
Dec 19 11:57:37.812 INFO [stderr]     Checking libc v0.2.37
Dec 19 11:57:39.188 INFO [stderr]     Checking rand v0.4.2
Dec 19 11:57:40.772 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 11:57:41.415 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
Dec 19 11:57:42.204 INFO running `"docker" "inspect" "92d6a8c6ac8f3aec70262b752bc3952e53878bfbf67373d14dd60f42d6abcf7e"`
Dec 19 11:57:42.506 INFO running `"docker" "rm" "-f" "92d6a8c6ac8f3aec70262b752bc3952e53878bfbf67373d14dd60f42d6abcf7e"`
Dec 19 11:57:42.823 INFO [stdout] 92d6a8c6ac8f3aec70262b752bc3952e53878bfbf67373d14dd60f42d6abcf7e