Dec 18 06:57:10.988 INFO checking Keirua/ruffman against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:57:10.989 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Keirua/ruffman:/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 06:57:11.306 INFO [stdout] 36ab1e2eafc7a610ffcd8219a1a36f7df89859b5a820639f898ae95ef934f9ba
Dec 18 06:57:11.308 INFO running `"docker" "start" "-a" "36ab1e2eafc7a610ffcd8219a1a36f7df89859b5a820639f898ae95ef934f9ba"`
Dec 18 06:57:12.768 INFO [stderr]     Checking bitpacker v0.1.0 (/opt/crater/workdir/bitpacker)
Dec 18 06:57:13.228 INFO [stderr]     Checking ruffman v0.1.0 (/opt/crater/workdir)
Dec 18 06:57:14.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Dec 18 06:57:15.732 INFO running `"docker" "inspect" "36ab1e2eafc7a610ffcd8219a1a36f7df89859b5a820639f898ae95ef934f9ba"`
Dec 18 06:57:16.029 INFO running `"docker" "rm" "-f" "36ab1e2eafc7a610ffcd8219a1a36f7df89859b5a820639f898ae95ef934f9ba"`
Dec 18 06:57:16.384 INFO [stdout] 36ab1e2eafc7a610ffcd8219a1a36f7df89859b5a820639f898ae95ef934f9ba