Dec 17 20:53:39.684 INFO checking lautat/heatmap against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:53:39.685 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/lautat/heatmap:/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 20:53:40.120 INFO [stdout] 22fa7d264ff8670c612c0046b6ca974a4ac77f808a85e28964536f7c1410c1a6
Dec 17 20:53:40.126 INFO running `"docker" "start" "-a" "22fa7d264ff8670c612c0046b6ca974a4ac77f808a85e28964536f7c1410c1a6"`
Dec 17 20:53:42.034 INFO [stderr]     Checking png v0.9.0
Dec 17 20:53:42.035 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 17 20:53:43.930 INFO [stderr]     Checking image v0.15.0
Dec 17 20:53:48.368 INFO [stderr]     Checking heatmap v0.1.0 (/opt/crater/workdir)
Dec 17 20:53:50.352 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.49s
Dec 17 20:53:51.510 INFO running `"docker" "inspect" "22fa7d264ff8670c612c0046b6ca974a4ac77f808a85e28964536f7c1410c1a6"`
Dec 17 20:53:51.850 INFO running `"docker" "rm" "-f" "22fa7d264ff8670c612c0046b6ca974a4ac77f808a85e28964536f7c1410c1a6"`
Dec 17 20:53:52.145 INFO [stdout] 22fa7d264ff8670c612c0046b6ca974a4ac77f808a85e28964536f7c1410c1a6