Dec 04 22:12:05.654 INFO checking avranju/rust-mandelbrot against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:12:05.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 22:12:06.075 INFO [stdout] 9cb3aaa0a0ec746928ea056076d1b0f668c44ff75a7f54a372c5b71b4d7dacf9
Dec 04 22:12:06.087 INFO running `"docker" "start" "-a" "9cb3aaa0a0ec746928ea056076d1b0f668c44ff75a7f54a372c5b71b4d7dacf9"`
Dec 04 22:12:07.642 INFO [stderr] usermod: no changes
Dec 04 22:12:07.803 INFO [stderr]     Checking rayon-core v1.3.0
Dec 04 22:12:08.865 INFO [stderr]     Checking rayon v0.8.2
Dec 04 22:12:11.603 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 04 22:12:13.119 INFO [stderr]     Checking image v0.17.0
Dec 04 22:12:18.101 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Dec 04 22:12:20.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.52s
Dec 04 22:12:20.203 INFO [stderr] su: No module specific data is present
Dec 04 22:12:20.693 INFO running `"docker" "inspect" "9cb3aaa0a0ec746928ea056076d1b0f668c44ff75a7f54a372c5b71b4d7dacf9"`
Dec 04 22:12:20.947 INFO running `"docker" "rm" "-f" "9cb3aaa0a0ec746928ea056076d1b0f668c44ff75a7f54a372c5b71b4d7dacf9"`
Dec 04 22:12:21.164 INFO [stdout] 9cb3aaa0a0ec746928ea056076d1b0f668c44ff75a7f54a372c5b71b4d7dacf9