/usr/ is in ruby-sqlite3 1.3.13-1build2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/sqlite3/
/usr/lib/ruby/vendor_ruby/sqlite3/constants.rb
/usr/lib/ruby/vendor_ruby/sqlite3/database.rb
/usr/lib/ruby/vendor_ruby/sqlite3/errors.rb
/usr/lib/ruby/vendor_ruby/sqlite3/pragmas.rb
/usr/lib/ruby/vendor_ruby/sqlite3/resultset.rb
/usr/lib/ruby/vendor_ruby/sqlite3/statement.rb
/usr/lib/ruby/vendor_ruby/sqlite3/translator.rb
/usr/lib/ruby/vendor_ruby/sqlite3/value.rb
/usr/lib/ruby/vendor_ruby/sqlite3/version.rb
/usr/lib/ruby/vendor_ruby/sqlite3.rb
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/ruby/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/2.5.0/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/2.5.0/sqlite3/
/usr/lib/x86_64-linux-gnu/ruby/vendor_ruby/2.5.0/sqlite3/sqlite3_native.so
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-sqlite3/
/usr/share/doc/ruby-sqlite3/API_CHANGES.rdoc
/usr/share/doc/ruby-sqlite3/README.rdoc
/usr/share/doc/ruby-sqlite3/changelog.Debian.gz
/usr/share/doc/ruby-sqlite3/copyright
/usr/share/doc/ruby-sqlite3/faq.html
/usr/share/doc-base/
/usr/share/doc-base/ruby-sqlite3-faq
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/2.5.0/
/usr/share/rubygems-integration/2.5.0/specifications/
/usr/share/rubygems-integration/2.5.0/specifications/sqlite3-1.3.13.gemspec