[INFO] updating cached repository https://github.com/servo/servo
[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/servo/servo
[INFO] [stderr]  - [deleted]               (none)     -> canvas-background2
[INFO] [stderr]  - [deleted]               (none)     -> jdm-patch-41
[INFO] [stderr]    d96accc27f..2ce48cf678  auto                        -> auto
[INFO] [stderr]  * [new branch]            dependabot/cargo/clang-sys-0.28.1 -> dependabot/cargo/clang-sys-0.28.1
[INFO] [stderr]  * [new branch]            dependabot/cargo/heartbeats-simple-0.4.1 -> dependabot/cargo/heartbeats-simple-0.4.1
[INFO] [stderr]  * [new branch]            dependabot/cargo/http-0.1.21 -> dependabot/cargo/http-0.1.21
[INFO] [stderr]  + 5d59452c2d...397406fadc dependabot/cargo/smallvec-1.4.0 -> dependabot/cargo/smallvec-1.4.0  (forced update)
[INFO] [stderr]  * [new branch]            dependabot/cargo/x11-2.18.2 -> dependabot/cargo/x11-2.18.2
[INFO] [stderr]  + 6f086e2669...e7e1aa548e layout-2020-style-prep      -> layout-2020-style-prep  (forced update)
[INFO] [stderr]    66b81d51dc..e30b322d36  master                      -> master
[INFO] [stderr]  + 322cf9b624...41f1d7766c try-wpt                     -> try-wpt  (forced update)
[INFO] [stderr]  + 098e708cd9...13011eecf7 try-wpt-2020                -> try-wpt-2020  (forced update)
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e30b322d3651765dda71a210dd0a8a99d58c93c5
[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.