[pub global activate protoc_plugin]挂断在[IO：生成]
MSG : Precompiling executables... IO : Deleting directory /root/.pub-cache/global_packages/protoc_plugin/bin. IO : Spawning "/usr/lib/dart/bin/dart --packages=file:///root/.pub-cache/global_packages/protoc_plugin/.packages --snapshot=/root/.pub-ctoc_plugin-17.0.4/bin/protoc_plugin.dart" in /root/. IO : Spawning "/usr/lib/dart/bin/dart --packages=file:///root/.pub-cache/global_packages/protoc_plugin/.packages --snapshot=/root/.pub-crg/protoc_plugin-17.0.4/bin/protoc_plugin_bazel.dart" in /root/.