[INFO] updating cached repository https://github.com/paritytech/substrate
[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/paritytech/substrate
[INFO] [stderr]  - [deleted]             (none)     -> ashley-put-code-benchmarks
[INFO] [stderr]  - [deleted]             (none)     -> ashley-update-exit-future
[INFO] [stderr]  - [deleted]             (none)     -> ashley-update-exit-future-test
[INFO] [stderr]  - [deleted]             (none)     -> make-examples-compile
[INFO] [stderr]  - [deleted]             (none)     -> ser-contract-ctor
[INFO] [stderr]  * [new branch]          ashley-polkadot-wasm     -> ashley-polkadot-wasm
[INFO] [stderr]  + b7178d908...c600f168b bkchr-cumulus-branch     -> bkchr-cumulus-branch  (forced update)
[INFO] [stderr]    6eb496200..c600f168b  bkchr-propose-with-proof -> bkchr-propose-with-proof
[INFO] [stderr]    a1069b21b..342e03514  checked                  -> checked
[INFO] [stderr]    63127f036..47d0d8c23  gui-prefixed-map-2       -> gui-prefixed-map-2
[INFO] [stderr]    6e242a5a9..665304397  master                   -> master
[INFO] [stderr]  * [new branch]          md-fix-set-uncles        -> md-fix-set-uncles
[INFO] [stderr]    6e242a5a9..665304397  polkadot-master          -> polkadot-master
[INFO] [stderr]  * [new branch]          rh-extract-gossip        -> rh-extract-gossip
[INFO] [stderr]  + dc2a43cdf...e46b475d5 seun-instant-seal        -> seun-instant-seal  (forced update)
[INFO] [stderr]  * [new branch]          td-pool-fix2             -> td-pool-fix2
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 665304397ff7e60d7cda177a0623a571e5909a2c
[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.