Dec 18 06:50:50.757 INFO checking LEARAX/pack_2048 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:50:50.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/LEARAX/pack_2048:/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 06:50:51.267 INFO [stdout] b7dc9454f5bb2929de87266a2f3b97efa892011c16e49c68c08185331b3ac468
Dec 18 06:50:51.276 INFO running `"docker" "start" "-a" "b7dc9454f5bb2929de87266a2f3b97efa892011c16e49c68c08185331b3ac468"`
Dec 18 06:50:52.904 INFO [stderr]     Checking rand v0.5.4
Dec 18 06:50:55.282 INFO [stderr]     Checking pack_2048 v0.4.4 (/opt/crater/workdir)
Dec 18 06:50:57.618 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
Dec 18 06:50:58.532 INFO running `"docker" "inspect" "b7dc9454f5bb2929de87266a2f3b97efa892011c16e49c68c08185331b3ac468"`
Dec 18 06:50:58.834 INFO running `"docker" "rm" "-f" "b7dc9454f5bb2929de87266a2f3b97efa892011c16e49c68c08185331b3ac468"`
Dec 18 06:50:59.128 INFO [stdout] b7dc9454f5bb2929de87266a2f3b97efa892011c16e49c68c08185331b3ac468