[INFO] updating cached repository https://github.com/habitat-sh/builder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/habitat-sh/builder
[INFO] [stderr]  + 0e29a147...6530c928 eeyun/rbac_p2 -> eeyun/rbac_p2  (forced update)
[INFO] [stderr]  * [new branch]        jamie/1389-public-package-display -> jamie/1389-public-package-display
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8fc510fbfa2dfefec3e1c9a12fd31a55d87fcf5c
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid Cargo.toml syntax
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.