Dec 04 21:42:40.186 INFO checking bn2302/mandelbrot against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:42:40.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 21:42:40.673 INFO [stdout] 436b40a1924b564409640cf818b793c341ba51870ca11b7ace561db80d7c550e
Dec 04 21:42:40.676 INFO running `"docker" "start" "-a" "436b40a1924b564409640cf818b793c341ba51870ca11b7ace561db80d7c550e"`
Dec 04 21:42:42.082 INFO [stderr] usermod: no changes
Dec 04 21:42:42.265 INFO [stderr]     Checking rayon-core v1.2.1
Dec 04 21:42:42.279 INFO [stderr]     Checking png v0.7.0
Dec 04 21:42:44.019 INFO [stderr]     Checking rayon v0.8.2
Dec 04 21:42:46.906 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 04 21:42:48.490 INFO [stderr]     Checking image v0.13.0
Dec 04 21:42:53.163 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Dec 04 21:42:55.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.55s
Dec 04 21:42:55.672 INFO [stderr] su: No module specific data is present
Dec 04 21:42:57.075 INFO running `"docker" "inspect" "436b40a1924b564409640cf818b793c341ba51870ca11b7ace561db80d7c550e"`
Dec 04 21:42:57.387 INFO running `"docker" "rm" "-f" "436b40a1924b564409640cf818b793c341ba51870ca11b7ace561db80d7c550e"`
Dec 04 21:42:57.703 INFO [stdout] 436b40a1924b564409640cf818b793c341ba51870ca11b7ace561db80d7c550e