bundle install output

gistfile1.txt

Updating git://github.com/plataformatec/devise.git
Fetching source index for http://rubygems.org/
Using rake (0.9.2) 
Using abstract (1.0.0) 
Using activesupport (3.0.7) 
Using builder (2.1.2) 
Using i18n (0.5.0) 
Using activemodel (3.0.7) 
Using erubis (2.6.6) 
Using rack (1.2.3) 
Using rack-mount (0.6.14) 
Using rack-test (0.5.7) 
Using tzinfo (0.3.29) 
Using actionpack (3.0.7) 
Using mime-types (1.16) 
Using polyglot (0.3.1) 
Using treetop (1.4.9) 
Using mail (2.2.19) 
Using actionmailer (3.0.7) 
Using arel (2.0.10) 
Using activerecord (3.0.7) 
Using activeresource (3.0.7) 
Using bcrypt-ruby (2.1.4) 
Using bundler (1.0.15) 
Using orm_adapter (0.0.5) 
Using warden (1.0.4) 
Using devise (1.4.2) from git://github.com/plataformatec/devise.git (at master) /usr/lib/ruby/1.9.1/psych/visitors/emitter.rb:17:in `end_document': undefined method `write' for #<Syck::Emitter:0x0000000506b260> (NoMethodError)
	from /usr/lib/ruby/1.9.1/psych/visitors/emitter.rb:17:in `visit_Psych_Nodes_Document'
	from /usr/lib/ruby/1.9.1/psych/visitors/visitor.rb:10:in `accept'
	from /usr/lib/ruby/1.9.1/psych/visitors/emitter.rb:10:in `block in visit_Psych_Nodes_Stream'
	from /usr/lib/ruby/1.9.1/psych/visitors/emitter.rb:10:in `each'
	from /usr/lib/ruby/1.9.1/psych/visitors/emitter.rb:10:in `visit_Psych_Nodes_Stream'
	from /usr/lib/ruby/1.9.1/psych/visitors/visitor.rb:11:in `accept'
	from /usr/lib/ruby/1.9.1/psych/nodes/node.rb:36:in `to_yaml'
	from /usr/lib/ruby/1.9.1/psych.rb:166:in `dump'
	from /usr/lib/ruby/1.9.1/psych/core_ext.rb:13:in `psych_to_yaml'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:687:in `node_export'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:687:in `add'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:687:in `encode_with'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:708:in `block (2 levels) in to_yaml'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:707:in `map'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:707:in `block in to_yaml'
	from /usr/lib/ruby/1.9.1/syck.rb:401:in `call'
	from /usr/lib/ruby/1.9.1/syck.rb:401:in `emit'
	from /usr/lib/ruby/1.9.1/syck.rb:401:in `quick_emit'
	from /usr/lib/ruby/1.9.1/rubygems/specification.rb:706:in `to_yaml'
	from /usr/lib/ruby/1.9.1/rubygems/builder.rb:75:in `block (2 levels) in write_package'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:73:in `block (3 levels) in add_gem_contents'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_writer.rb:83:in `new'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:67:in `block (2 levels) in add_gem_contents'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:65:in `wrap'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:65:in `block in add_gem_contents'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_writer.rb:113:in `add_file'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:63:in `add_gem_contents'
	from /usr/lib/ruby/1.9.1/rubygems/package/tar_output.rb:31:in `open'
	from /usr/lib/ruby/1.9.1/rubygems/package.rb:58:in `open'
	from /usr/lib/ruby/1.9.1/rubygems/builder.rb:74:in `block in write_package'
	from /usr/lib/ruby/1.9.1/open-uri.rb:35:in `open'
	from /usr/lib/ruby/1.9.1/open-uri.rb:35:in `open'
	from /usr/lib/ruby/1.9.1/rubygems/builder.rb:73:in `write_package'
	from /usr/lib/ruby/1.9.1/rubygems/builder.rb:38:in `build'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/source.rb:450:in `block in generate_bin'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/source.rb:450:in `chdir'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/source.rb:450:in `generate_bin'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/source.rb:559:in `install'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/installer.rb:58:in `block (2 levels) in run'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/rubygems_integration.rb:93:in `with_build_args'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/installer.rb:57:in `block in run'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `block in each'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/installer.rb:49:in `run'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/installer.rb:8:in `install'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/cli.rb:222:in `install'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/vendor/thor/task.rb:22:in `run'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/vendor/thor/invocation.rb:118:in `invoke_task'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/vendor/thor.rb:246:in `dispatch'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/lib/bundler/vendor/thor/base.rb:389:in `start'
	from /var/lib/gems/1.9.1/gems/bundler-1.0.15/bin/bundle:13:in `<top (required)>'
	from /var/lib/gems/1.9.1/bin/bundle:19:in `load'
	from /var/lib/gems/1.9.1/bin/bundle:19:in `<main>'