>rvm ruby -e "puts RUBY_VERSION"


jruby-1.4.0: jruby 1.4.0 (ruby 1.8.7 patchlevel 174) (2009-11-02 69fbfa3) (Java HotSpot(TM) Client VM 1.6.0_03) [i386-java]

1.8.7
cp: cannot create regular file `/opt/rvm/ruby-1.8.8/.irbrc': Permission denied


ruby-1.8.8: ruby 1.8.8dev (2009-11-16) [i686-linux]

1.8.8
cp: cannot create regular file `/opt/rvm/ruby-1.9.2-head/.irbrc': Permission denied


ruby-1.9.2-head: ruby 1.9.2dev (2009-11-17) [i686-linux]

Error loading gem paths on load path in gem_prelude
can't modify frozen string
<internal:gem_prelude>:70:in `force_encoding'
<internal:gem_prelude>:70:in `set_home'
<internal:gem_prelude>:38:in `dir'
<internal:gem_prelude>:83:in `set_paths'
<internal:gem_prelude>:47:in `path'
<internal:gem_prelude>:227:in `push_all_highest_version_gems_on_load_path'
<internal:gem_prelude>:301:in `<compiled>'
1.9.2