Dec 18 15:00:49.229 INFO checking image_colors-0.5.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:00:49.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/image_colors/0.5.1:/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 15:00:49.656 INFO [stdout] e823bc33fdcbeb73318f65549aa47473d91572932b5c60f81fe76d11703b02d5
Dec 18 15:00:49.660 INFO running `"docker" "start" "-a" "e823bc33fdcbeb73318f65549aa47473d91572932b5c60f81fe76d11703b02d5"`
Dec 18 15:00:52.056 INFO [stderr]     Checking png v0.9.0
Dec 18 15:00:53.378 INFO [stderr]     Checking image v0.15.0
Dec 18 15:00:57.731 INFO [stderr]     Checking image_colors v0.5.1 (/opt/crater/workdir)
Dec 18 15:01:00.936 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.04s
Dec 18 15:01:01.558 INFO running `"docker" "inspect" "e823bc33fdcbeb73318f65549aa47473d91572932b5c60f81fe76d11703b02d5"`
Dec 18 15:01:01.998 INFO running `"docker" "rm" "-f" "e823bc33fdcbeb73318f65549aa47473d91572932b5c60f81fe76d11703b02d5"`
Dec 18 15:01:02.316 INFO [stdout] e823bc33fdcbeb73318f65549aa47473d91572932b5c60f81fe76d11703b02d5