Dec 18 17:07:30.435 INFO checking derive-com-impl-0.1.0-alpha3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:07:30.436 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/derive-com-impl/0.1.0-alpha3:/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 17:07:30.628 INFO [stdout] d5979bd6e7ff264004be200b025a402629ea556d8b00a3792f3b993db77ee954
Dec 18 17:07:30.628 INFO running `"docker" "start" "-a" "d5979bd6e7ff264004be200b025a402629ea556d8b00a3792f3b993db77ee954"`
Dec 18 17:07:31.274 INFO [stderr]    Compiling winapi v0.3.6
Dec 18 17:07:31.277 INFO [stderr]     Checking com-impl v0.1.0-alpha2
Dec 18 17:07:31.280 INFO [stderr]     Checking derive-com-impl v0.1.0-alpha3 (/opt/crater/workdir)
Dec 18 17:07:32.994 INFO [stderr]     Checking wio v0.2.0
Dec 18 17:07:33.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Dec 18 17:07:34.215 INFO running `"docker" "inspect" "d5979bd6e7ff264004be200b025a402629ea556d8b00a3792f3b993db77ee954"`
Dec 18 17:07:34.336 INFO running `"docker" "rm" "-f" "d5979bd6e7ff264004be200b025a402629ea556d8b00a3792f3b993db77ee954"`
Dec 18 17:07:34.418 INFO [stdout] d5979bd6e7ff264004be200b025a402629ea556d8b00a3792f3b993db77ee954