Dec 17 20:24:21.917 INFO checking lunchboxav/rust-basic-tcp-server against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:24:21.918 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lunchboxav/rust-basic-tcp-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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:24:22.146 INFO [stdout] 1d352b2b335c31eb8ba8a18979b0718e8ecb9b8c10454c7b44361b0556f66ea0
Dec 17 20:24:22.150 INFO running `"docker" "start" "-a" "1d352b2b335c31eb8ba8a18979b0718e8ecb9b8c10454c7b44361b0556f66ea0"`
Dec 17 20:24:22.645 INFO [stderr]     Checking simple-server v0.1.0 (/opt/crater/workdir)
Dec 17 20:24:22.843 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Dec 17 20:24:23.097 INFO running `"docker" "inspect" "1d352b2b335c31eb8ba8a18979b0718e8ecb9b8c10454c7b44361b0556f66ea0"`
Dec 17 20:24:23.200 INFO running `"docker" "rm" "-f" "1d352b2b335c31eb8ba8a18979b0718e8ecb9b8c10454c7b44361b0556f66ea0"`
Dec 17 20:24:23.288 INFO [stdout] 1d352b2b335c31eb8ba8a18979b0718e8ecb9b8c10454c7b44361b0556f66ea0