Oct 12 17:52:59.790 INFO checking markfknight/programming_rust_mandelbrot against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 17:52:59.791 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 17:53:00.081 INFO blam! 7d0d8ffc6d611d80ba23bab467eaf02caf62edd9880d79ffd5671787fd2dd6c2
Oct 12 17:53:00.088 INFO running `"docker" "start" "-a" "7d0d8ffc6d611d80ba23bab467eaf02caf62edd9880d79ffd5671787fd2dd6c2"`
Oct 12 17:53:00.885 INFO kablam! usermod: no changes
Oct 12 17:53:01.024 INFO kablam!     Checking png v0.7.0
Oct 12 17:53:01.024 INFO kablam!     Checking rayon-core v1.4.0
Oct 12 17:53:02.580 INFO kablam!     Checking rayon v1.0.1
Oct 12 17:53:06.505 INFO kablam!     Checking jpeg-decoder v0.1.14
Oct 12 17:53:08.076 INFO kablam!     Checking image v0.13.0
Oct 12 17:53:12.415 INFO kablam!     Checking mandelbrot v0.1.0 (/source)
Oct 12 17:53:14.071 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
Oct 12 17:53:14.079 INFO kablam! su: No module specific data is present
Oct 12 17:53:14.912 INFO running `"docker" "rm" "-f" "7d0d8ffc6d611d80ba23bab467eaf02caf62edd9880d79ffd5671787fd2dd6c2"`
Oct 12 17:53:15.214 INFO blam! 7d0d8ffc6d611d80ba23bab467eaf02caf62edd9880d79ffd5671787fd2dd6c2