ruby -v
jruby 1.7.0.preview1 (ruby-1.9.3-p203) (2012-05-19 00c8c98) (Java HotSpot(TM) 64-Bit Server VM 1.7.0_04) [darwin-x86_64-java]
/Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/maven_gemify.rb:2 warning: loading in progress, circular require considered harmful - rubygems/spec_fetcher
     require at org/jruby/RubyKernel.java:991
     require at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/custom_require.rb:36
      (root) at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/maven_gemify.rb:2
     require at org/jruby/RubyKernel.java:991
     require at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/custom_require.rb:36
      (root) at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/spec_fetcher.rb:1
     require at org/jruby/RubyKernel.java:991
     require at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/custom_require.rb:36
      (root) at /Users/mrmargolis/.rvm/rubies/jruby-1.7.0.preview1/lib/ruby/shared/rubygems/spec_fetcher.rb:307
      (root) at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/source.rb:1
      (root) at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/source.rb:4
      (root) at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/dsl.rb:1
  initialize at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/dsl.rb:19
    evaluate at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/dsl.rb:6
       build at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler/definition.rb:18
  definition at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler.rb:135
     require at org/jruby/RubyKernel.java:991
        load at /Users/mrmargolis/.rvm/gems/jruby-1.7.0.preview1@global/gems/bundler-1.1.3/lib/bundler.rb:123