Dec 17 19:19:41.611 INFO checking mpdrescher/termcalc against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:19:41.611 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mpdrescher/termcalc:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:19:42.142 INFO [stdout] 3ee0658c040efdfc1438f46986523779a1b1d5302ecd1115abb43a6aec6ab6b2
Dec 17 19:19:42.144 INFO running `"docker" "start" "-a" "3ee0658c040efdfc1438f46986523779a1b1d5302ecd1115abb43a6aec6ab6b2"`
Dec 17 19:19:44.252 INFO [stderr]     Checking nix v0.5.1
Dec 17 19:19:47.042 INFO [stderr]     Checking rustyline v1.0.0
Dec 17 19:19:47.912 INFO [stderr]     Checking termcalc v0.1.0 (/opt/crater/workdir)
Dec 17 19:19:49.442 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.26s
Dec 17 19:19:51.186 INFO running `"docker" "inspect" "3ee0658c040efdfc1438f46986523779a1b1d5302ecd1115abb43a6aec6ab6b2"`
Dec 17 19:19:51.550 INFO running `"docker" "rm" "-f" "3ee0658c040efdfc1438f46986523779a1b1d5302ecd1115abb43a6aec6ab6b2"`
Dec 17 19:19:51.884 INFO [stdout] 3ee0658c040efdfc1438f46986523779a1b1d5302ecd1115abb43a6aec6ab6b2