[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]  - [deleted]           (none)     -> sc/docker-settings-modal-zindex
[INFO] [stderr]  * [new branch]        eeyun/mcache_session -> eeyun/mcache_session
[INFO] [stderr]    75682134..fd47d7ad  master               -> master
[INFO] [stderr]    707b9f93..93167ea1  sm/unpin-actix       -> sm/unpin-actix
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fd47d7ad0853957d1a744bf1880939ae82a2e2c5
[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.