$ rbenv install 2.3.3 Downloading ruby-2.3.3.tar.bz2... -> https://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.3.tar.bz2 Installing ruby-2.3.3... BUILD FAILED (OS X 10.12.2 using ruby-build 20160913) Inspect or clean up the working tree at /var/folders/80/pmy3nw1d0x91qxkdc8h4n6wm0000gn/T/ruby-build.20170106021536.40179 Results logged to /var/folders/80/pmy3nw1d0x91qxkdc8h4n6wm0000gn/T/ruby-build.201