Dec 17 16:07:50.439 INFO checking saresend/Rusty_Socket_server against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:07:50.440 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/saresend/Rusty_Socket_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 17 16:07:50.910 INFO [stdout] 12d1db8fce2307c6bc90f492d13e00dfc85da8f8b9eb877926d528a117f9b1a2
Dec 17 16:07:50.912 INFO running `"docker" "start" "-a" "12d1db8fce2307c6bc90f492d13e00dfc85da8f8b9eb877926d528a117f9b1a2"`
Dec 17 16:07:52.376 INFO [stderr]     Checking lazy_static v0.2.10
Dec 17 16:07:52.408 INFO [stderr]     Checking ws v0.7.3
Dec 17 16:07:54.184 INFO [stderr]     Checking ws_201_server v0.1.0 (/opt/crater/workdir)
Dec 17 16:07:54.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Dec 17 16:07:55.238 INFO running `"docker" "inspect" "12d1db8fce2307c6bc90f492d13e00dfc85da8f8b9eb877926d528a117f9b1a2"`
Dec 17 16:07:55.438 INFO running `"docker" "rm" "-f" "12d1db8fce2307c6bc90f492d13e00dfc85da8f8b9eb877926d528a117f9b1a2"`
Dec 17 16:07:55.644 INFO [stdout] 12d1db8fce2307c6bc90f492d13e00dfc85da8f8b9eb877926d528a117f9b1a2