/usr/ is in ruby-gherkin 4.0.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/bin/
/usr/bin/gherkin-generate-ast
/usr/bin/gherkin-generate-pickles
/usr/bin/gherkin-generate-tokens
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/gherkin/
/usr/lib/ruby/vendor_ruby/gherkin/ast_builder.rb
/usr/lib/ruby/vendor_ruby/gherkin/ast_node.rb
/usr/lib/ruby/vendor_ruby/gherkin/dialect.rb
/usr/lib/ruby/vendor_ruby/gherkin/errors.rb
/usr/lib/ruby/vendor_ruby/gherkin/gherkin-languages.json
/usr/lib/ruby/vendor_ruby/gherkin/gherkin_line.rb
/usr/lib/ruby/vendor_ruby/gherkin/parser.rb
/usr/lib/ruby/vendor_ruby/gherkin/pickles/
/usr/lib/ruby/vendor_ruby/gherkin/pickles/compiler.rb
/usr/lib/ruby/vendor_ruby/gherkin/token.rb
/usr/lib/ruby/vendor_ruby/gherkin/token_formatter_builder.rb
/usr/lib/ruby/vendor_ruby/gherkin/token_matcher.rb
/usr/lib/ruby/vendor_ruby/gherkin/token_scanner.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-gherkin/
/usr/share/doc/ruby-gherkin/TODO.Debian
/usr/share/doc/ruby-gherkin/changelog.Debian.gz
/usr/share/doc/ruby-gherkin/copyright
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/gherkin-4.0.0.gemspec