Dec 18 10:01:08.713 INFO checking travelling_salesman-1.0.16 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:01:08.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/travelling_salesman/1.0.16:/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 18 10:01:09.076 INFO [stdout] bfb2733b0d2aac7f9ffeebe14b7c616ab7d90bfbd6e253b467d7d353b593c2f0
Dec 18 10:01:09.080 INFO running `"docker" "start" "-a" "bfb2733b0d2aac7f9ffeebe14b7c616ab7d90bfbd6e253b467d7d353b593c2f0"`
Dec 18 10:01:10.132 INFO [stderr]     Checking metaheuristics v0.0.12
Dec 18 10:01:10.452 INFO [stderr]     Checking travelling_salesman v1.0.16 (/opt/crater/workdir)
Dec 18 10:01:10.944 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 18 10:01:11.418 INFO running `"docker" "inspect" "bfb2733b0d2aac7f9ffeebe14b7c616ab7d90bfbd6e253b467d7d353b593c2f0"`
Dec 18 10:01:11.535 INFO running `"docker" "rm" "-f" "bfb2733b0d2aac7f9ffeebe14b7c616ab7d90bfbd6e253b467d7d353b593c2f0"`
Dec 18 10:01:11.669 INFO [stdout] bfb2733b0d2aac7f9ffeebe14b7c616ab7d90bfbd6e253b467d7d353b593c2f0