Installing capybara

bundle log

Fetching gem metadata from https://rubygems.org/.........
Fetching gem metadata from https://rubygems.org/..
Using rake (10.0.2) 
Using i18n (0.6.1) 
Using multi_json (1.3.7) 
Using activesupport (3.2.9) 
Using builder (3.0.4) 
Using activemodel (3.2.9) 
Using erubis (2.7.0) 
Using journey (1.0.4) 
Using rack (1.4.1) 
Using rack-cache (1.2) 
Using rack-test (0.6.2) 
Using hike (1.2.1) 
Using tilt (1.3.3) 
Using sprockets (2.2.1) 
Using actionpack (3.2.9) 
Using mime-types (1.19) 
Using polyglot (0.3.3) 
Using treetop (1.4.12) 
Using mail (2.4.4) 
Using actionmailer (3.2.9) 
Using arel (3.0.2) 
Using tzinfo (0.3.35) 
Using activerecord (3.2.9) 
Using activeresource (3.2.9) 
Installing bcrypt-ruby (3.0.1) with native extensions 
Using bundler (1.1.3) 
Installing capybara (2.0.1) 
Using coffee-script-source (1.4.0) 
Using execjs (1.4.0) 
Using coffee-script (2.2.0) 
Using rack-ssl (1.3.2) 
Using json (1.7.5) 
Using rdoc (3.12) 
Using thor (0.16.0) 
Using railties (3.2.9) 
Using coffee-rails (3.2.2) 
Installing daemons (1.1.9) 
Installing database_cleaner (0.9.1) 
Installing orm_adapter (0.4.0) 
Installing warden (1.2.1) 
Installing devise (2.1.2) 
Installing diff-lcs (1.1.3) 
Installing eventmachine (1.0.0) with native extensions 
Installing factory_girl (4.1.0) 
Installing factory_girl_rails (4.1.0) 
Using jquery-rails (2.1.3) 
Using rails (3.2.9) 
Installing rspec-core (2.12.0) 
Installing rspec-expectations (2.12.0) 
Installing rspec-mocks (2.12.0) 
Installing rspec-rails (2.12.0) 
Using sass (3.2.3) 
Using sass-rails (3.2.5) 
Installing shoulda-matchers (1.4.1) 
Using sqlite3 (1.3.6) 
Installing thin (1.5.0) with native extensions 
Using uglifier (1.3.0) 
Your bundle is complete! Use `bundle show [gemname]` to see where a bundled gem is installed.
16:31 ~/development/acs (users) $ rails generate devise:install
/Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/activesupport-3.2.9/lib/active_support/dependencies.rb:251:in `require': cannot load such file -- nokogiri (LoadError)
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/activesupport-3.2.9/lib/active_support/dependencies.rb:251:in `block in require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/activesupport-3.2.9/lib/active_support/dependencies.rb:236:in `load_dependency'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/activesupport-3.2.9/lib/active_support/dependencies.rb:251:in `require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/capybara-2.0.1/lib/capybara.rb:2:in `<top (required)>'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:68:in `require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:68:in `block (2 levels) in require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:66:in `each'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:66:in `block in require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:55:in `each'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler/runtime.rb:55:in `require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.1.3/lib/bundler.rb:119:in `require'
	from /Users/matt/development/acs/config/application.rb:7:in `<top (required)>'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/railties-3.2.9/lib/rails/commands.rb:24:in `require'
	from /Users/matt/.rvm/gems/ruby-1.9.3-p194@acs/gems/railties-3.2.9/lib/rails/commands.rb:24:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'
16:32 ~/development/acs (users) $ bundle update capybara
Fetching gem metadata from https://rubygems.org/.........
Fetching gem metadata from https://rubygems.org/..
Using rake (10.0.2) 
Using i18n (0.6.1) 
Using multi_json (1.3.7) 
Using activesupport (3.2.9) 
Using builder (3.0.4) 
Using activemodel (3.2.9) 
Using erubis (2.7.0) 
Using journey (1.0.4) 
Using rack (1.4.1) 
Using rack-cache (1.2) 
Using rack-test (0.6.2) 
Using hike (1.2.1) 
Using tilt (1.3.3) 
Using sprockets (2.2.1) 
Using actionpack (3.2.9) 
Using mime-types (1.19) 
Using polyglot (0.3.3) 
Using treetop (1.4.12) 
Using mail (2.4.4) 
Using actionmailer (3.2.9) 
Using arel (3.0.2) 
Using tzinfo (0.3.35) 
Using activerecord (3.2.9) 
Using activeresource (3.2.9) 
Using bcrypt-ruby (3.0.1) 
Using bundler (1.1.3) 
Installing nokogiri (1.5.5) with native extensions 
Installing ffi (1.2.0) with native extensions 
Installing childprocess (0.3.6) 
Installing websocket (1.0.4) 
Installing libwebsocket (0.1.6.1) 
Installing rubyzip (0.9.9) 
Installing selenium-webdriver (2.26.0) 
Installing xpath (1.0.0) 
Using capybara (2.0.1) 
Using coffee-script-source (1.4.0) 
Using execjs (1.4.0) 
Using coffee-script (2.2.0) 
Using rack-ssl (1.3.2) 
Using json (1.7.5) 
Using rdoc (3.12) 
Using thor (0.16.0) 
Using railties (3.2.9) 
Using coffee-rails (3.2.2) 
Using daemons (1.1.9) 
Using database_cleaner (0.9.1) 
Using orm_adapter (0.4.0) 
Using warden (1.2.1) 
Using devise (2.1.2) 
Using diff-lcs (1.1.3) 
Using eventmachine (1.0.0) 
Using factory_girl (4.1.0) 
Using factory_girl_rails (4.1.0) 
Using jquery-rails (2.1.3) 
Using rails (3.2.9) 
Using rspec-core (2.12.0) 
Using rspec-expectations (2.12.0) 
Using rspec-mocks (2.12.0) 
Using rspec-rails (2.12.0) 
Using sass (3.2.3) 
Using sass-rails (3.2.5) 
Using shoulda-matchers (1.4.1) 
Using sqlite3 (1.3.6) 
Using thin (1.5.0) 
Using uglifier (1.3.0) 
Your bundle is updated! Use `bundle show [gemname]` to see where a bundled gem is installed.
16:33 ~/development/acs (users) $ bundle list
Gems included by the bundle:
  * actionmailer (3.2.9)
  * actionpack (3.2.9)
  * activemodel (3.2.9)
  * activerecord (3.2.9)
  * activeresource (3.2.9)
  * activesupport (3.2.9)
  * arel (3.0.2)
  * bcrypt-ruby (3.0.1)
  * builder (3.0.4)
  * bundler (1.1.3)
  * capybara (2.0.1)
  * childprocess (0.3.6)
  * coffee-rails (3.2.2)
  * coffee-script (2.2.0)
  * coffee-script-source (1.4.0)
  * daemons (1.1.9)
  * database_cleaner (0.9.1)
  * devise (2.1.2)
  * diff-lcs (1.1.3)
  * erubis (2.7.0)
  * eventmachine (1.0.0)
  * execjs (1.4.0)
  * factory_girl (4.1.0)
  * factory_girl_rails (4.1.0)
  * ffi (1.2.0)
  * hike (1.2.1)
  * i18n (0.6.1)
  * journey (1.0.4)
  * jquery-rails (2.1.3)
  * json (1.7.5)
  * libwebsocket (0.1.6.1)
  * mail (2.4.4)
  * mime-types (1.19)
  * multi_json (1.3.7)
  * nokogiri (1.5.5)
  * orm_adapter (0.4.0)
  * polyglot (0.3.3)
  * rack (1.4.1)
  * rack-cache (1.2)
  * rack-ssl (1.3.2)
  * rack-test (0.6.2)
  * rails (3.2.9)
  * railties (3.2.9)
  * rake (10.0.2)
  * rdoc (3.12)
  * rspec-core (2.12.0)
  * rspec-expectations (2.12.0)
  * rspec-mocks (2.12.0)
  * rspec-rails (2.12.0)
  * rubyzip (0.9.9)
  * sass (3.2.3)
  * sass-rails (3.2.5)
  * selenium-webdriver (2.26.0)
  * shoulda-matchers (1.4.1)
  * sprockets (2.2.1)
  * sqlite3 (1.3.6)
  * thin (1.5.0)
  * thor (0.16.0)
  * tilt (1.3.3)
  * treetop (1.4.12)
  * tzinfo (0.3.35)
  * uglifier (1.3.0)
  * warden (1.2.1)
  * websocket (1.0.4)
  * xpath (1.0.0)
16:35 ~/development/acs (users) $