Dec 17 15:52:12.869 INFO checking sdbondi/rust-concurrency-examples against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 15:52:12.869 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sdbondi/rust-concurrency-examples:/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 15:52:13.016 INFO [stdout] 59688916d6b793723dd359297d524d6e7de0f5c84ce2c397fd9ee5ab1bbf0964
Dec 17 15:52:13.021 INFO running `"docker" "start" "-a" "59688916d6b793723dd359297d524d6e7de0f5c84ce2c397fd9ee5ab1bbf0964"`
Dec 17 15:52:13.595 INFO [stderr]     Checking concurrency v0.1.0 (/opt/crater/workdir)
Dec 17 15:52:13.785 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
Dec 17 15:52:14.102 INFO running `"docker" "inspect" "59688916d6b793723dd359297d524d6e7de0f5c84ce2c397fd9ee5ab1bbf0964"`
Dec 17 15:52:14.179 INFO running `"docker" "rm" "-f" "59688916d6b793723dd359297d524d6e7de0f5c84ce2c397fd9ee5ab1bbf0964"`
Dec 17 15:52:14.256 INFO [stdout] 59688916d6b793723dd359297d524d6e7de0f5c84ce2c397fd9ee5ab1bbf0964