Installing nokogiri (1.6.1) with native extensions
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension
.

        /opt/chef/embedded/bin/ruby extconf.rb
Extracting libxml2-2.8.0.tar.gz into tmp/x86_64-linux-gnu/ports/libxml2/2.8.0...
 OK
Running 'configure' for libxml2 2.8.0... OK
Running 'compile' for libxml2 2.8.0... ERROR, review 'tmp/x86_64-linux-gnu/ports
/libxml2/2.8.0/compile.log' to see what happened.
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
        --with-opt-dir
        --with-opt-include
        --without-opt-include=${opt-dir}/include
        --with-opt-lib
        --without-opt-lib=${opt-dir}/lib
        --with-make-prog
        --without-make-prog
        --srcdir=.
        --curdir
        --ruby=/opt/chef/embedded/bin/ruby
/home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/mini_portile-0.5.2/lib/mini_
portile.rb:265:in `block in execute': Failed to complete compile task (RuntimeEr
ror)
        from /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/mini_portile-0.
5.2/lib/mini_portile.rb:257:in `chdir'
        from /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/mini_portile-0.
5.2/lib/mini_portile.rb:257:in `execute'
        from /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/mini_portile-0.
5.2/lib/mini_portile.rb:69:in `compile'
        from /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/mini_portile-0.
5.2/lib/mini_portile.rb:109:in `cook'
        from extconf.rb:101:in `block in <main>'
        from extconf.rb:119:in `call'
        from extconf.rb:119:in `block in <main>'
        from extconf.rb:109:in `tap'
        from extconf.rb:109:in `<main>'


Gem files will remain installed in /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.
1/gems/nokogiri-1.6.1 for inspection.
Results logged to /home/ubuntu/chef-repo/.chef/vendor/ruby/1.9.1/gems/nokogiri-1
.6.1/ext/nokogiri/gem_make.out
An error occured while installing nokogiri (1.6.1), and Bundler cannot continue.

Make sure that `gem install nokogiri -v '1.6.1'` succeeds before bundling.
ubuntu@ip-10-234-7-133:~/chef-repo/.chef$