[INFO] updating cached repository https://github.com/mozilla-services/syncstorage-rs
[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/mozilla-services/syncstorage-rs
[INFO] [stderr]  * [new branch]          440-stricter-offset-parsing -> 440-stricter-offset-parsing
[INFO] [stderr]  * [new branch]          489-reduce-release_max_levels -> 489-reduce-release_max_levels
[INFO] [stderr]  * [new branch]          dependabot/cargo/base64-0.12.0 -> dependabot/cargo/base64-0.12.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/bytes-0.5.4 -> dependabot/cargo/bytes-0.5.4
[INFO] [stderr]  * [new branch]          dependabot/cargo/chrono-0.4.11 -> dependabot/cargo/chrono-0.4.11
[INFO] [stderr]  * [new branch]          dependabot/cargo/config-0.10.1 -> dependabot/cargo/config-0.10.1
[INFO] [stderr]  * [new branch]          dependabot/cargo/failure-0.1.7 -> dependabot/cargo/failure-0.1.7
[INFO] [stderr]  * [new branch]          dependabot/cargo/futures-0.3.4 -> dependabot/cargo/futures-0.3.4
[INFO] [stderr]  * [new branch]          dependabot/cargo/grpcio-0.5.0 -> dependabot/cargo/grpcio-0.5.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/hawk-3.1.0 -> dependabot/cargo/hawk-3.1.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/itertools-0.9.0 -> dependabot/cargo/itertools-0.9.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/mime-0.3.16 -> dependabot/cargo/mime-0.3.16
[INFO] [stderr]  * [new branch]          dependabot/cargo/num_cpus-1.12.0 -> dependabot/cargo/num_cpus-1.12.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/openssl-0.10.28 -> dependabot/cargo/openssl-0.10.28
[INFO] [stderr]  * [new branch]          dependabot/cargo/rand-0.7.3 -> dependabot/cargo/rand-0.7.3
[INFO] [stderr]  * [new branch]          dependabot/cargo/regex-1.3.5 -> dependabot/cargo/regex-1.3.5
[INFO] [stderr]  * [new branch]          dependabot/cargo/sentry-0.18.0 -> dependabot/cargo/sentry-0.18.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/serde-1.0.105 -> dependabot/cargo/serde-1.0.105
[INFO] [stderr]  * [new branch]          dependabot/cargo/serde_json-1.0.48 -> dependabot/cargo/serde_json-1.0.48
[INFO] [stderr]  * [new branch]          dependabot/cargo/sha2-0.8.1 -> dependabot/cargo/sha2-0.8.1
[INFO] [stderr]  * [new branch]          dependabot/cargo/slog-async-2.5.0 -> dependabot/cargo/slog-async-2.5.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/slog-term-2.5.0 -> dependabot/cargo/slog-term-2.5.0
[INFO] [stderr]  * [new branch]          dependabot/cargo/time-0.2.9 -> dependabot/cargo/time-0.2.9
[INFO] [stderr]  * [new branch]          dependabot/cargo/tokio-0.2.13 -> dependabot/cargo/tokio-0.2.13
[INFO] [stderr]  * [new branch]          dependabot/cargo/url-2.1.1  -> dependabot/cargo/url-2.1.1
[INFO] [stderr]  * [new branch]          dependabot/cargo/woothee-0.11.0 -> dependabot/cargo/woothee-0.11.0
[INFO] [stderr]    9fbc4e330..92ca4b6ee  master                      -> master
[INFO] [stderr]  + 8090bb151...258cb4c7e user_migration2             -> user_migration2  (forced update)
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 92ca4b6ee853ba0c3529ef31b30fda9f47a42577
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.