[INFO] updating cached repository https://github.com/ffuugoo/rust-incubator
[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/ffuugoo/rust-incubator
[INFO] [stderr]  * [new branch]      3-10-threads     -> 3-10-threads
[INFO] [stderr]  * [new branch]      3-7-rand-crypto  -> 3-7-rand-crypto
[INFO] [stderr]  * [new branch]      3-8-log          -> 3-8-log
[INFO] [stderr]  * [new branch]      3-9-cmd-env-conf -> 3-9-cmd-env-conf
[INFO] [stderr]    80ee825..2f63e24  master           -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f63e24495cd077ec7fd738408618d9f1be78e92
[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]