Cannot install on ruby-2.0.0-p247

[zed-0xff]

ruby setup.rb config --ruby-source-path=/tmp/ruby-2.0.0-p247 => OK

ruby setup.rb setup =>

rubypp insns_info.c.rpp insns_info.c
Error on line 192:
insns_info.c.rpp:183:in `block in binding': undefined method `map' for nil:NilClass (NoMethodError)
    from insns_info.c.rpp:116:in `each'
    from insns_info.c.rpp:116:in `each_with_index'
    from insns_info.c.rpp:116:in `binding'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:82:in `eval'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:82:in `evaluate'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:56:in `block in preprocess'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:38:in `loop'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:38:in `preprocess'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/lib/rubypp.rb:94:in `rubypp'
    from /home/zed/.gem/ruby/2.0.0/gems/rubypp-0.0.3/bin/rubypp:8:in `<top (required)>'
    from /home/zed/.gem/ruby/2.0.0/bin/rubypp:23:in `load'
    from /home/zed/.gem/ruby/2.0.0/bin/rubypp:23:in `<main>'
make: *** [insns_info.c] Error 1
setup.rb:1584:in `setup_rb_error': hook /home/zed/ctf/ruby-internal/./pre-setup.rb failed: (SetupError)
system("make" "generated_files") failed
    from setup.rb:1574:in `rescue in run_hook'
    from setup.rb:1570:in `run_hook'
    from setup.rb:1528:in `exec_task_traverse'
    from setup.rb:1247:in `exec_setup'
    from setup.rb:997:in `exec_setup'
    from setup.rb:827:in `invoke'
    from setup.rb:774:in `invoke'
    from setup.rb:1590:in `<main>'