/usr/share/doc/ruby-log4r/html/ is in ruby-log4r 1.1.10-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/ruby-log4r/html/content/
/usr/share/doc/ruby-log4r/html/content/contact.html
/usr/share/doc/ruby-log4r/html/content/contribute.html
/usr/share/doc/ruby-log4r/html/content/index.html
/usr/share/doc/ruby-log4r/html/content/license.html
/usr/share/doc/ruby-log4r/html/content/manual.html
/usr/share/doc/ruby-log4r/html/dev/
/usr/share/doc/ruby-log4r/html/dev/README.developers
/usr/share/doc/ruby-log4r/html/dev/checklist
/usr/share/doc/ruby-log4r/html/dev/things-to-do
/usr/share/doc/ruby-log4r/html/images/
/usr/share/doc/ruby-log4r/html/images/log4r-logo.png
/usr/share/doc/ruby-log4r/html/images/logo2.png
/usr/share/doc/ruby-log4r/html/log4r.css
/usr/share/doc/ruby-log4r/html/rdoc-log4r.css
/usr/share/doc/ruby-log4r/html/templates/
/usr/share/doc/ruby-log4r/html/templates/main.html