[INFO] updating cached repository https://github.com/wjlewis/machinations
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/wjlewis/machinations
[INFO] [stderr]    b7473eb..86e79a1  gh-pages   -> gh-pages
[INFO] [stderr]    64dc79e..0f4f6d4  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f4f6d4ad161d1cec48b8e2506668c2173f2ca91
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: missing Cargo.toml
[ERROR]