$ GEM_PATH=/home/dx/.gem/ruby/2.2.0:/usr/lib/ruby/gems/2.2.0 t
Ignoring RedCloth-4.2.9 because its extensions are not built.  Try: gem pristine RedCloth --version 4.2.9
Ignoring fast-stemmer-1.0.2 because its extensions are not built.  Try: gem pristine fast-stemmer --version 1.0.2
Ignoring ffi-1.9.8 because its extensions are not built.  Try: gem pristine ffi --version 1.9.8
Ignoring hitimes-1.2.2 because its extensions are not built.  Try: gem pristine hitimes --version 1.2.2
Ignoring http_parser.rb-0.6.0 because its extensions are not built.  Try: gem pristine http_parser.rb --version 0.6.0
Ignoring posix-spawn-0.3.11 because its extensions are not built.  Try: gem pristine posix-spawn --version 0.3.11
Ignoring redcarpet-3.2.3 because its extensions are not built.  Try: gem pristine redcarpet --version 3.2.3
Ignoring yajl-ruby-1.2.1 because its extensions are not built.  Try: gem pristine yajl-ruby --version 1.2.1
/usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require': libruby.so.2.2: cannot open shared object file: No such file or directory - /usr/lib/ruby/gems/2.2.0/gems/http_parser.rb-0.6.0/lib/ruby_http_parser.so (LoadError)
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/http_parser.rb-0.6.0/lib/http_parser.rb:2:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/http_parser.rb-0.6.0/lib/http/parser.rb:1:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/twitter-5.14.0/lib/twitter/streaming/connection.rb:1:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/twitter-5.14.0/lib/twitter/streaming/client.rb:5:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/twitter-5.14.0/lib/twitter.rb:26:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/t-2.9.0/lib/t/cli.rb:5:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/t-2.9.0/lib/t.rb:1:in `<top (required)>'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
        from /usr/lib/ruby/gems/2.2.0/gems/t-2.9.0/bin/t:8:in `<top (required)>'
        from /usr/bin/t:23:in `load'
        from /usr/bin/t:23:in `<main>'