[INFO] updating cached repository https://github.com/zhongzc/tracer
[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/zhongzc/tracer
[INFO] [stderr]  - [deleted]         (none)     -> dev
[INFO] [stderr]  + 9a417e0...a6ab15a busy        -> busy  (forced update)
[INFO] [stderr]  * [new branch]      fix_compile -> fix_compile
[INFO] [stderr]    fe577bc..a03cac3  master      -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a03cac3f6ea06b0dccc0f6c2bbf20081e19c2f56
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.