/usr/ is in ruby-rack-test 0.7.0-1.
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/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/rack/
/usr/lib/ruby/vendor_ruby/rack/mock_session.rb
/usr/lib/ruby/vendor_ruby/rack/test/
/usr/lib/ruby/vendor_ruby/rack/test/cookie_jar.rb
/usr/lib/ruby/vendor_ruby/rack/test/methods.rb
/usr/lib/ruby/vendor_ruby/rack/test/mock_digest_request.rb
/usr/lib/ruby/vendor_ruby/rack/test/uploaded_file.rb
/usr/lib/ruby/vendor_ruby/rack/test/utils.rb
/usr/lib/ruby/vendor_ruby/rack/test/version.rb
/usr/lib/ruby/vendor_ruby/rack/test.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-rack-test/
/usr/share/doc/ruby-rack-test/README.md
/usr/share/doc/ruby-rack-test/changelog.Debian.gz
/usr/share/doc/ruby-rack-test/copyright
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/rack-test-0.7.0.gemspec
/usr/share/doc/ruby-rack-test/History.md.gz