Nov 01 03:23:53.714 INFO checking jasonwhite/button-rs against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 03:23:53.714 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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"`
Nov 01 03:23:54.168 INFO blam! 6912b9f2489696d29f61dda223778f420e33e48a5fcf62bf6bb6abb930b07251
Nov 01 03:23:54.170 INFO running `"docker" "start" "-a" "6912b9f2489696d29f61dda223778f420e33e48a5fcf62bf6bb6abb930b07251"`
Nov 01 03:23:55.761 INFO kablam! usermod: no changes
Nov 01 03:23:55.808 INFO kablam! error: failed to load source for a dependency on `holyhashmap`
Nov 01 03:23:55.808 INFO kablam! 
Nov 01 03:23:55.808 INFO kablam! Caused by:
Nov 01 03:23:55.808 INFO kablam!   Unable to update https://github.com/jasonwhite/holyhashmap#c4855e82
Nov 01 03:23:55.808 INFO kablam! 
Nov 01 03:23:55.808 INFO kablam! Caused by:
Nov 01 03:23:55.808 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Nov 01 03:23:55.808 INFO kablam! 
Nov 01 03:23:55.808 INFO kablam! Caused by:
Nov 01 03:23:55.808 INFO kablam!   Read-only file system (os error 30)
Nov 01 03:23:55.812 INFO kablam! su: No module specific data is present
Nov 01 03:23:56.928 INFO running `"docker" "rm" "-f" "6912b9f2489696d29f61dda223778f420e33e48a5fcf62bf6bb6abb930b07251"`
Nov 01 03:23:57.304 INFO blam! 6912b9f2489696d29f61dda223778f420e33e48a5fcf62bf6bb6abb930b07251