Dec 18 16:06:55.792 INFO checking git-mirror-0.10.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:06:55.792 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/git-mirror/0.10.0:/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 16:06:55.978 INFO [stdout] 05033df83f972944593fd0244abfe3a53bfa957b4eb92d11c202d6baa1545e05
Dec 18 16:06:55.982 INFO running `"docker" "start" "-a" "05033df83f972944593fd0244abfe3a53bfa957b4eb92d11c202d6baa1545e05"`
Dec 18 16:06:57.094 INFO [stderr]     Checking prometheus v0.4.2
Dec 18 16:06:57.097 INFO [stderr]     Checking stderrlog v0.4.1
Dec 18 16:06:57.097 INFO [stderr]     Checking junit-report v0.1.2
Dec 18 16:06:58.704 INFO [stderr]     Checking git-mirror v0.10.0 (/opt/crater/workdir)
Dec 18 16:07:06.864 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.18s
Dec 18 16:07:07.420 INFO running `"docker" "inspect" "05033df83f972944593fd0244abfe3a53bfa957b4eb92d11c202d6baa1545e05"`
Dec 18 16:07:07.648 INFO running `"docker" "rm" "-f" "05033df83f972944593fd0244abfe3a53bfa957b4eb92d11c202d6baa1545e05"`
Dec 18 16:07:07.893 INFO [stdout] 05033df83f972944593fd0244abfe3a53bfa957b4eb92d11c202d6baa1545e05