Dec 18 06:49:41.548 INFO checking LPGhatguy/mab against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:49:41.548 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/LPGhatguy/mab:/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 06:49:41.960 INFO [stdout] d553522bde94ecf416047c7007405ced3ec931f094458f573a81cafcaba51fb4
Dec 18 06:49:41.962 INFO running `"docker" "start" "-a" "d553522bde94ecf416047c7007405ced3ec931f094458f573a81cafcaba51fb4"`
Dec 18 06:49:44.038 INFO [stderr]    Compiling serde_derive_internals v0.23.1
Dec 18 06:49:47.043 INFO [stderr]    Compiling serde_derive v1.0.45
Dec 18 06:49:55.398 INFO [stderr]     Checking mab v0.1.0 (/opt/crater/workdir)
Dec 18 06:50:01.298 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.35s
Dec 18 06:50:01.996 INFO running `"docker" "inspect" "d553522bde94ecf416047c7007405ced3ec931f094458f573a81cafcaba51fb4"`
Dec 18 06:50:02.317 INFO running `"docker" "rm" "-f" "d553522bde94ecf416047c7007405ced3ec931f094458f573a81cafcaba51fb4"`
Dec 18 06:50:02.565 INFO [stdout] d553522bde94ecf416047c7007405ced3ec931f094458f573a81cafcaba51fb4