/usr/ is in ruby-docile 1.1.5-2.
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/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/docile/
/usr/lib/ruby/vendor_ruby/docile/chaining_fallback_context_proxy.rb
/usr/lib/ruby/vendor_ruby/docile/execution.rb
/usr/lib/ruby/vendor_ruby/docile/fallback_context_proxy.rb
/usr/lib/ruby/vendor_ruby/docile/version.rb
/usr/lib/ruby/vendor_ruby/docile.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-docile/
/usr/share/doc/ruby-docile/changelog.Debian.gz
/usr/share/doc/ruby-docile/copyright
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/docile-1.1.5.gemspec