Dec 18 08:41:16.012 INFO checking Ajhaa/rust_server against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:41:16.012 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Ajhaa/rust_server:/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 08:41:16.437 INFO [stdout] 40e06490e445a48dcd2b947233527cb606bc4a3263436cfca33da78d9ee26127
Dec 18 08:41:16.438 INFO running `"docker" "start" "-a" "40e06490e445a48dcd2b947233527cb606bc4a3263436cfca33da78d9ee26127"`
Dec 18 08:41:17.980 INFO [stderr]     Checking aho-corasick v0.6.5
Dec 18 08:41:17.980 INFO [stderr]     Checking buffer v0.1.8
Dec 18 08:41:18.919 INFO [stderr]     Checking regex v1.0.1
Dec 18 08:41:21.465 INFO [stderr]     Checking buffer_test v0.1.0 (/opt/crater/workdir)
Dec 18 08:41:22.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 18 08:41:23.028 INFO running `"docker" "inspect" "40e06490e445a48dcd2b947233527cb606bc4a3263436cfca33da78d9ee26127"`
Dec 18 08:41:23.316 INFO running `"docker" "rm" "-f" "40e06490e445a48dcd2b947233527cb606bc4a3263436cfca33da78d9ee26127"`
Dec 18 08:41:23.630 INFO [stdout] 40e06490e445a48dcd2b947233527cb606bc4a3263436cfca33da78d9ee26127