[INFO] updating cached repository https://github.com/mozilla-services/syncstorage-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/mozilla-services/syncstorage-rs
[INFO] [stderr]  - [deleted]               (none)     -> chore/update
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/base64-0.12.1
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/failure-0.1.8
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/futures-0.3.5
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/hawk-3.2.0
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/regex-1.3.9
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/sentry-0.18.1
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/serde-1.0.111
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/serde_json-1.0.55
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/slog-term-2.6.0
[INFO] [stderr]  - [deleted]               (none)     -> dependabot/cargo/time-0.2.16
[INFO] [stderr]  + bc155c720d...f95bb4e023 dependabot/cargo/grpcio-0.6.0 -> dependabot/cargo/grpcio-0.6.0  (forced update)
[INFO] [stderr]  + f6ec060d63...bcc6c0bbcd dependabot/cargo/protobuf-2.13.0 -> dependabot/cargo/protobuf-2.13.0  (forced update)
[INFO] [stderr]  + 06e6dcd2f3...200eaf82e1 dependabot/cargo/sha2-0.9.0 -> dependabot/cargo/sha2-0.9.0  (forced update)
[INFO] [stderr]  * [new branch]            hacky-grpcio-0-6            -> hacky-grpcio-0-6
[INFO] [stderr]    c93db75976..28b74c18ac  master                      -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28b74c18acdef4f959955eca8371670588df1c4e
[ERROR] this task or one of its parent failed!
[ERROR] command `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.