Dec 19 15:06:05.773 INFO checking jlerche/actix_ws_chat_example against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:06:05.773 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jlerche/actix_ws_chat_example:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:06:06.272 INFO [stdout] 97b2cb4b9aea57293b8e1217c3baab3b9fa1826dc9e869db9ba9626b7051a585
Dec 19 15:06:06.274 INFO running `"docker" "start" "-a" "97b2cb4b9aea57293b8e1217c3baab3b9fa1826dc9e869db9ba9626b7051a585"`
Dec 19 15:06:08.988 INFO [stderr]     Checking actix-broker v0.1.6
Dec 19 15:06:10.341 INFO [stderr]     Checking websocket_load_test v0.1.0 (/opt/crater/workdir)
Dec 19 15:06:12.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.61s
Dec 19 15:06:13.218 INFO running `"docker" "inspect" "97b2cb4b9aea57293b8e1217c3baab3b9fa1826dc9e869db9ba9626b7051a585"`
Dec 19 15:06:13.454 INFO running `"docker" "rm" "-f" "97b2cb4b9aea57293b8e1217c3baab3b9fa1826dc9e869db9ba9626b7051a585"`
Dec 19 15:06:13.748 INFO [stdout] 97b2cb4b9aea57293b8e1217c3baab3b9fa1826dc9e869db9ba9626b7051a585