[INFO] updating cached repository https://github.com/gyng/rcanary
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/gyng/rcanary
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/serde_json-1.0.40
[INFO] [stderr]  + a110421...08dc59b dependabot/cargo/env_logger-0.6.2 -> dependabot/cargo/env_logger-0.6.2  (forced update)
[INFO] [stderr]  + 56ef6d1...e131b3c dependabot/cargo/hyper-0.12.35 -> dependabot/cargo/hyper-0.12.35  (forced update)
[INFO] [stderr]  + bae9d9f...9c3330a dependabot/cargo/lettre-24d694d -> dependabot/cargo/lettre-24d694d  (forced update)
[INFO] [stderr]  + df8cdeb...a08fb69 dependabot/cargo/lettre_email-24d694d -> dependabot/cargo/lettre_email-24d694d  (forced update)
[INFO] [stderr]  + b1615d4...0e6f7a0 dependabot/cargo/log-0.4.6  -> dependabot/cargo/log-0.4.6  (forced update)
[INFO] [stderr]  + 6b5e9a9...27eb4fd dependabot/cargo/protobuf-2.8.1 -> dependabot/cargo/protobuf-2.8.1  (forced update)
[INFO] [stderr]  + 764e214...47a6f82 dependabot/cargo/serde-1.0.101 -> dependabot/cargo/serde-1.0.101  (forced update)
[INFO] [stderr]  + 036394c...a38d689 dependabot/cargo/serde_derive-1.0.101 -> dependabot/cargo/serde_derive-1.0.101  (forced update)
[INFO] [stderr]  + e30f845...a193be4 dependabot/cargo/spin-0.5.2 -> dependabot/cargo/spin-0.5.2  (forced update)
[INFO] [stderr]  + 15f2003...17b701d dependabot/cargo/time-0.1.42 -> dependabot/cargo/time-0.1.42  (forced update)
[INFO] [stderr]    b00cfac..effc5cf  master                      -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] effc5cf8944acd0279d00efc68cec6120b7ed353
[ERROR] this task or one of its parent failed!
[ERROR] command `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.