$ rake -t
(in /home/djwhitt/src/rubinius)
rake aborted!
uninitialized constant LIBVER
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:2237:in `const_missing'
/home/djwhitt/src/rubinius/rakelib/gems.rake:6
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1737:in `in_namespace'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:821:in `namespace'
/home/djwhitt/src/rubinius/rakelib/gems.rake:3
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1526:in `load'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1526:in `load'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:2185:in `load_imports'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:2153:in `raw_load_rakefile'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1897:in `load_rakefile'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1896:in `load_rakefile'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1880:in `run'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1878:in `run'
/usr/lib64/ruby/gems/1.8/gems/rake-0.8.1/bin/rake:31
/usr/bin/rake:16:in `load'
/usr/bin/rake:16