[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)     -> a-persist-announcements
[INFO] [stderr]  - [deleted]             (none)     -> andre/grandpa-voting-rules
[INFO] [stderr]  - [deleted]             (none)     -> support_revert_block_in_cache
[INFO] [stderr]  + a38f77cf0...6d9898771 andre/report-grandpa-equivocations -> andre/report-grandpa-equivocations  (forced update)
[INFO] [stderr]  * [new branch]          ben-backend-to-rpc       -> ben-backend-to-rpc
[INFO] [stderr]    0af06e831..6192d8bc2  bkchr-cumulus-branch     -> bkchr-cumulus-branch
[INFO] [stderr]  * [new branch]          bkchr-propose-with-proof -> bkchr-propose-with-proof
[INFO] [stderr]  * [new branch]          gav-ecdsa-in-multisig    -> gav-ecdsa-in-multisig
[INFO] [stderr]  * [new branch]          joshy-weight-fee-alt     -> joshy-weight-fee-alt
[INFO] [stderr]  * [new branch]          joshy-weight-fee-types   -> joshy-weight-fee-types
[INFO] [stderr]  * [new branch]          kiz-author-blocking      -> kiz-author-blocking
[INFO] [stderr]    ac21a1b58..d1cd01c74  master                   -> master
[INFO] [stderr]    df1582bee..5fde6d088  polkadot-master          -> polkadot-master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d1cd01c74e8d5550396cb654f9a3f1b641efdf4c
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.