[INFO] cloning repository https://github.com/coros-os/rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coros-os/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoros-os%2Frust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoros-os%2Frust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad7c55e1fc55d9af4787b285cec1c64e3480ae84
[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.