Dec 18 16:37:45.865 INFO checking expectation_plugin-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:37:45.865 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/expectation_plugin/0.1.2:/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 16:37:46.256 INFO [stdout] deec2ba4aaa25950d124c73e6f78a415f9c4edf26d19d60660328b84f47e6da3
Dec 18 16:37:46.256 INFO running `"docker" "start" "-a" "deec2ba4aaa25950d124c73e6f78a415f9c4edf26d19d60660328b84f47e6da3"`
Dec 18 16:37:47.247 INFO [stderr]     Checking syn v0.14.9
Dec 18 16:37:51.384 INFO [stderr]     Checking expectation_plugin v0.1.2 (/opt/crater/workdir)
Dec 18 16:37:51.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
Dec 18 16:37:52.210 INFO running `"docker" "inspect" "deec2ba4aaa25950d124c73e6f78a415f9c4edf26d19d60660328b84f47e6da3"`
Dec 18 16:37:52.326 INFO running `"docker" "rm" "-f" "deec2ba4aaa25950d124c73e6f78a415f9c4edf26d19d60660328b84f47e6da3"`
Dec 18 16:37:52.452 INFO [stdout] deec2ba4aaa25950d124c73e6f78a415f9c4edf26d19d60660328b84f47e6da3