[INFO] updating cached repository https://github.com/tectonic-typesetting/tectonic
[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/tectonic-typesetting/tectonic
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/byte-unit-4.0.9
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/cc-1.0.58
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/error-chain-0.12.4
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/libc-0.2.74
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/pkg-config-0.3.18
[INFO] [stderr]  * [new branch]      dependabot/cargo/clap-2.33.2 -> dependabot/cargo/clap-2.33.2
[INFO] [stderr]  * [new branch]      dependabot/cargo/structopt-0.3.16 -> dependabot/cargo/structopt-0.3.16
[INFO] [stderr]    aca9f3b..bf6d5f1  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf6d5f13f914285ed1b7d4dd7dde2dd1810128c7
[ERROR] this task or one of its parent failed!
[ERROR] command `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.