Dec 17 11:20:10.805 INFO checking yoshuawuyts/playground-clap against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:20:10.806 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/yoshuawuyts/playground-clap:/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 17 11:20:11.289 INFO [stdout] 9dc941ff3b4703fc16c5d430e61de9ee9b4f2cf8cf7d31b73631bd1654b5ce58
Dec 17 11:20:11.292 INFO running `"docker" "start" "-a" "9dc941ff3b4703fc16c5d430e61de9ee9b4f2cf8cf7d31b73631bd1654b5ce58"`
Dec 17 11:20:13.915 INFO [stderr]     Checking clap v2.29.2
Dec 17 11:20:18.361 INFO [stderr]     Checking structopt v0.1.6
Dec 17 11:20:18.532 INFO [stderr]     Checking playground-clap v0.1.0 (/opt/crater/workdir)
Dec 17 11:20:19.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
Dec 17 11:20:20.018 INFO running `"docker" "inspect" "9dc941ff3b4703fc16c5d430e61de9ee9b4f2cf8cf7d31b73631bd1654b5ce58"`
Dec 17 11:20:20.402 INFO running `"docker" "rm" "-f" "9dc941ff3b4703fc16c5d430e61de9ee9b4f2cf8cf7d31b73631bd1654b5ce58"`
Dec 17 11:20:20.673 INFO [stdout] 9dc941ff3b4703fc16c5d430e61de9ee9b4f2cf8cf7d31b73631bd1654b5ce58