Oct 12 19:33:05.646 INFO checking josephg/bp-to-png against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:33:05.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 19:33:05.882 INFO blam! 36b288d85b1dc8c9952cc235ea45988dac9fea6bfb6994a66b19f2a1c60b5d9a
Oct 12 19:33:05.886 INFO running `"docker" "start" "-a" "36b288d85b1dc8c9952cc235ea45988dac9fea6bfb6994a66b19f2a1c60b5d9a"`
Oct 12 19:33:06.348 INFO kablam! usermod: no changes
Oct 12 19:33:06.438 INFO kablam!    Compiling num-traits v0.2.4
Oct 12 19:33:06.440 INFO kablam!     Checking deflate v0.7.18
Oct 12 19:33:09.552 INFO kablam!     Checking num-integer v0.1.38
Oct 12 19:33:10.055 INFO kablam!     Checking num-iter v0.1.37
Oct 12 19:33:10.405 INFO kablam!     Checking png v0.12.0
Oct 12 19:33:11.631 INFO kablam!     Checking rustpng v0.1.0 (/source)
Oct 12 19:33:12.915 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.55s
Oct 12 19:33:12.921 INFO kablam! su: No module specific data is present
Oct 12 19:33:13.200 INFO running `"docker" "rm" "-f" "36b288d85b1dc8c9952cc235ea45988dac9fea6bfb6994a66b19f2a1c60b5d9a"`
Oct 12 19:33:13.549 INFO blam! 36b288d85b1dc8c9952cc235ea45988dac9fea6bfb6994a66b19f2a1c60b5d9a