joffrey:~ daniels$ rbenv version
2.0.0-p451 (set by /opt/boxen/rbenv/version)
joffrey:~ daniels$ rbenv versions
  system
  1.9.3
  1.9.3-p545
  2.0.0
* 2.0.0-p451 (set by /opt/boxen/rbenv/version)
  2.1.0
  2.1.1
  2.1.2
joffrey:~ daniels$ ruby --version
ruby 2.0.0p645 (2015-04-13 revision 50299) [universal.x86_64-darwin15]
joffrey:~ daniels$