Dec 17 23:58:42.345 INFO checking gadomski/riprocess against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:58:42.345 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/gadomski/riprocess:/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 23:58:42.896 INFO [stdout] 635158c9ef93e3ef7ddd8f459cb0fdf652f442ffdeee0366989d2fbe914148a6
Dec 17 23:58:42.902 INFO running `"docker" "start" "-a" "635158c9ef93e3ef7ddd8f459cb0fdf652f442ffdeee0366989d2fbe914148a6"`
Dec 17 23:58:45.088 INFO [stderr]     Checking toml v0.4.5
Dec 17 23:58:45.092 INFO [stderr]     Checking docopt v0.8.1
Dec 17 23:58:48.150 INFO [stderr]     Checking riprocess v0.1.0 (/opt/crater/workdir)
Dec 17 23:58:51.266 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.30s
Dec 17 23:58:52.640 INFO running `"docker" "inspect" "635158c9ef93e3ef7ddd8f459cb0fdf652f442ffdeee0366989d2fbe914148a6"`
Dec 17 23:58:53.024 INFO running `"docker" "rm" "-f" "635158c9ef93e3ef7ddd8f459cb0fdf652f442ffdeee0366989d2fbe914148a6"`
Dec 17 23:58:53.440 INFO [stdout] 635158c9ef93e3ef7ddd8f459cb0fdf652f442ffdeee0366989d2fbe914148a6