[INFO] updating cached repository https://github.com/servo/servo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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/servo/servo
[INFO] [stderr]  - [deleted]               (none)     -> build-box-tree
[INFO] [stderr]  - [deleted]               (none)     -> new-manifest-format
[INFO] [stderr]  - [deleted]               (none)     -> sharing-cache-size
[INFO] [stderr]  + c86c34770e...948d8f7c73 auto         -> auto  (forced update)
[INFO] [stderr]    050fcc989d..6ce5c25b72  jdm-patch-31 -> jdm-patch-31
[INFO] [stderr]    dc65d825e8..eee2c895f4  master       -> master
[INFO] [stderr]  + ace8f6e26e...66c8af0acd try          -> try  (forced update)
[INFO] [stderr]  + 10a3831d76...1dad7d047a try-arm      -> try-arm  (forced update)
[INFO] [stderr]  + 094a6432cc...684c74ffdd try-windows  -> try-windows  (forced update)
[INFO] [stderr]  + 0078eb6d63...d3c1c67793 try-wpt      -> try-wpt  (forced update)
[INFO] [stderr]  + 60184d6149...1e6a0b8954 try-wpt-mac  -> try-wpt-mac  (forced update)
[INFO] [stderr]  * [new branch]            wrup         -> wrup
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eee2c895f41081750e34c2ecc6e95e7e1cbac784
[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.