对于 devenv,当运行 vagrant up 时,得到 protoc-gen-go: program not found or is not executable 错误。
==> default: protoc-gen-go: program not found or is not executable
==> default: --go_out
==> default: :
==> default: protoc-gen-go: Plugin failed with status code 1.
==> default: make:
==> default: *** [consensus/pbft/messages.pb.go] Error 1