我正在跟踪以下网址：https://scotch.io/tutorials/creating-online-streaming-radio-with-rails-and-icecast用于冰广播音频流，但是存在以下问题：
2019-04-02T13:01:47.073Z 6030 TID-gsdd4ytm2 RadioWorker JID-0d1fa409c02d0564aaa6e018 INFO: start
2019-04-02T13:01:47.153Z 6030 TID-gsdd4ytm2 WARN: {"context":"Job raised exception","job":{"class":"RadioWorker","args":[],"retry":true,"queue":"default","jid":"0d1fa409c02d0564aaa6e018","created_at":1554210106.9782677,"enqueued_at":1554210106.9784036},"jobstr":"{\"class\":\"RadioWorker\",\"args\":[],\"retry\":true,\"queue\":\"default\",\"jid\":\"0d1fa409c02d0564aaa6e018\",\"created_at\":1554210106.9782677,\"enqueued_at\":1554210106.9784036}"}
2019-04-02T13:01:47.153Z 6030 TID-gsdd4ytm2 WARN: NameError: uninitialized constant RadioWorker::Shout
2019-04-02T13:01:47.153Z 6030 TID-gsdd4ytm2 WARN: /home/consagous/.rvm/gems/ruby-2.3.1/gems/bootsnap-1.4.2/lib/bootsnap/load_path_cache/core_ext/active_support.rb:79:in `block in load_missing_constant'
/home/consagous/.rvm/gems/ruby-2.3.1/gems/bootsnap-1.4.2/lib/bootsnap/load_path_cache/core_ext/active_support.rb:8:in `without_bootsnap_cache'
/home/consagous/.rvm/gems/ruby-2.3.1/gems/bootsnap-1.4.2/lib/bootsnap/load_path_cache/core_ext/active_support.rb:79:in `rescue in load_missing_constant'
/home/consagous/.rvm/gems/ruby-2.3.1/gems/bootsnap-1.4.2/lib/bootsnap/load_path_cache/core_ext/active_support.rb:59:in `load_missing_constant'
由于安装了ruby-shout依赖项，icecast服务器启动和停止，因此请帮助我了解如何使用ruby-2.3.1和rails 5安装ruby-shout。
预先感谢： Yogesh Waghmare