beautiful

froze.log

$ irb
rubinius-2.1.0.n266 :001 > a = Object.new
 => #<Object:0x3ce0>
rubinius-2.1.0.n266 :002 > a.frozen?
 => false
rubinius-2.1.0.n266 :003 > a.freeze
 => #<Object:0x3ce0>
rubinius-2.1.0.n266 :004 > a.frozen?
 => true
rubinius-2.1.0.n266 :005 > a.taint
RuntimeError: can't modify frozen object
        from (irb):5
        from kernel/common/block_environment.rb:53:in `call_on_instance'
        from kernel/common/eval.rb:176:in `eval'
        from kernel/common/kernel.rb:440:in `loop'
        from kernel/bootstrap/proc.rb:20:in `call'
        from kernel/common/throw_catch.rb:30:in `catch'
        from kernel/common/throw_catch.rb:8:in `register'
        from kernel/common/throw_catch.rb:29:in `catch'
        from kernel/bootstrap/proc.rb:20:in `call'
        from kernel/common/throw_catch.rb:30:in `catch'
        from kernel/common/throw_catch.rb:8:in `register'
        from kernel/common/throw_catch.rb:29:in `catch'
        from kernel/delta/codeloader.rb:66:in `load_script'
        from kernel/delta/codeloader.rb:109:in `load_script'
        from kernel/loader.rb:643:in `script'
        from kernel/loader.rb:834:in `main'
rubinius-2.1.0.n266 :006 >