[INFO] updating cached repository https://github.com/paritytech/parity-ethereum
[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/parity-ethereum
[INFO] [stderr]  - [deleted]             (none)     -> dp/chore/add-benchmarks-for-transaction-application
[INFO] [stderr]  - [deleted]             (none)     -> na-cleanups
[INFO] [stderr]    4eb091ad7..f74fe0d6e  HandleImportOfForks2        -> HandleImportOfForks2
[INFO] [stderr]  * [new branch]          ao-show-io-stats            -> ao-show-io-stats
[INFO] [stderr]  * [new branch]          dp/chore/revert-step-duration-poa-changes -> dp/chore/revert-step-duration-poa-changes
[INFO] [stderr]  * [new branch]          dp/perf/faster-kill_garbage -> dp/perf/faster-kill_garbage
[INFO] [stderr]    bbcd09490..cd7018007  master                      -> master
[INFO] [stderr]  * [new branch]          mp-de-parityify             -> mp-de-parityify
[INFO] [stderr]    d97c75003..a01e733e7  na-ethcore-blockerror       -> na-ethcore-blockerror
[INFO] [stderr]  * [new branch]          vorot93/enr                 -> vorot93/enr
[INFO] [stderr]  * [new branch]          vorot93/remove-ipfs         -> vorot93/remove-ipfs
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd7018007e851cbf6d0bb232b8aede4de9a9d079
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.