[INFO] cloning repository https://github.com/boncheolgu/protobuf-gen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boncheolgu/protobuf-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboncheolgu%2Fprotobuf-gen"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboncheolgu%2Fprotobuf-gen'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 607e8b0162867797973d68cff00de765987e6ea0
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.