[INFO] updating cached repository https://github.com/habitat-sh/builder
[INFO] running `"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"`
[INFO] [stderr] From https://github.com/habitat-sh/builder
[INFO] [stderr]  + 6d51860f...afddf980 eeyun/head_routes -> eeyun/head_routes  (forced update)
[INFO] [stderr]  * [new branch]        expeditor/cargo-update-20200319184535 -> expeditor/cargo-update-20200319184535
[INFO] [stderr]    c9a3b9d2..07eec632  master            -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07eec63265ede403b1cf11916619756209605cc3
[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.