Ruby problem

➜  vertx git:(master) kitchen version              
/Library/Ruby/Gems/2.0.0/gems/safe_yaml-1.0.4/lib/safe_yaml/parse/date.rb:22:in `<class:Date>': uninitialized constant SafeYAML::Parse::Date::DateTime (NameError)
	from /Library/Ruby/Gems/2.0.0/gems/safe_yaml-1.0.4/lib/safe_yaml/parse/date.rb:3:in `<class:Parse>'
	from /Library/Ruby/Gems/2.0.0/gems/safe_yaml-1.0.4/lib/safe_yaml/parse/date.rb:2:in `<module:SafeYAML>'
	from /Library/Ruby/Gems/2.0.0/gems/safe_yaml-1.0.4/lib/safe_yaml/parse/date.rb:1:in `<top (required)>'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Gems/2.0.0/gems/safe_yaml-1.0.4/lib/safe_yaml/load.rb:14:in `<top (required)>'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:121:in `require'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:121:in `require'
	from /Library/Ruby/Gems/2.0.0/gems/test-kitchen-1.3.1/lib/kitchen/loader/yaml.rb:27:in `<top (required)>'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Gems/2.0.0/gems/test-kitchen-1.3.1/lib/kitchen.rb:41:in `<top (required)>'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Gems/2.0.0/gems/test-kitchen-1.3.1/lib/kitchen/cli.rb:21:in `<top (required)>'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Site/2.0.0/rubygems/core_ext/kernel_require.rb:69:in `require'
	from /Library/Ruby/Gems/2.0.0/gems/test-kitchen-1.3.1/bin/kitchen:10:in `<top (required)>'
	from /usr/bin/kitchen:23:in `load'
	from /usr/bin/kitchen:23:in `<main>'

Hi there

Have you found out the root cause about above ruby problem?

I'm seeing the same error message like you.

gem cleanup fixed it for me

@matt-debord +1