Dec 05 03:00:41.900 INFO checking CodeGradox/mandelbrot against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 03:00:41.900 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 03:00:42.223 INFO [stdout] 9c040309f89f9a696afb36673219e53eb760de0b530dae78e941f0df00c8904d
Dec 05 03:00:42.225 INFO running `"docker" "start" "-a" "9c040309f89f9a696afb36673219e53eb760de0b530dae78e941f0df00c8904d"`
Dec 05 03:00:43.502 INFO [stderr] usermod: no changes
Dec 05 03:00:43.635 INFO [stderr]    Compiling syn v0.15.18
Dec 05 03:00:49.954 INFO [stderr]    Compiling num-derive v0.2.3
Dec 05 03:00:55.421 INFO [stderr]     Checking tiff v0.2.1
Dec 05 03:00:56.481 INFO [stderr]     Checking image v0.20.1
Dec 05 03:01:02.880 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Dec 05 03:01:06.439 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.90s
Dec 05 03:01:06.447 INFO [stderr] su: No module specific data is present
Dec 05 03:01:07.068 INFO running `"docker" "inspect" "9c040309f89f9a696afb36673219e53eb760de0b530dae78e941f0df00c8904d"`
Dec 05 03:01:07.467 INFO running `"docker" "rm" "-f" "9c040309f89f9a696afb36673219e53eb760de0b530dae78e941f0df00c8904d"`
Dec 05 03:01:07.787 INFO [stdout] 9c040309f89f9a696afb36673219e53eb760de0b530dae78e941f0df00c8904d