Arch Linux

Description:

# LC_ALL=C pacman -Qo /usr/lib/ruby/gems/2.*
/usr/lib/ruby/gems/2.7.0/ is owned by ruby-rexml 3.2.5-1
/usr/lib/ruby/gems/2.7.0/ is owned by ruby-webrick 1.7.0-1

This leads to e.g. rexml not being found by gollum (at least, that's what I think, is going on):

Apr 21 08:02:36 jeti100 systemd[1]: Started Gollum Wiki Server.
Apr 21 08:02:36 jeti100 gollum[1742561]: /usr/lib/ruby/3.0.0/rubygems/specification.rb:1404:in `rescue in block in activate_dependencies': Could not find 'rexml' (>= 0) among 136 total gem(s) (Gem::MissingSpecError)
Apr 21 08:02:36 jeti100 gollum[1742561]: Checked in 'GEM_PATH=/paule/.local/share/gem/ruby/3.0.0:/usr/lib/ruby/gems/3.0.0' at: /usr/lib/ruby/gems/3.0.0/specifications/kramdown-2.3.1.gemspec, execute `gem env` for more information
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1401:in `block in activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `each'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1372:in `activate'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1408:in `block in activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `each'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1372:in `activate'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:302:in `block in activate_bin_path'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:301:in `synchronize'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:301:in `activate_bin_path'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/bin/gollum:23:in `<main>'
Apr 21 08:02:36 jeti100 gollum[1742561]: /usr/lib/ruby/3.0.0/rubygems/dependency.rb:311:in `to_specs': Could not find 'rexml' (>= 0) among 136 total gem(s) (Gem::MissingSpecError)
Apr 21 08:02:36 jeti100 gollum[1742561]: Checked in 'GEM_PATH=/paule/.local/share/gem/ruby/3.0.0:/usr/lib/ruby/gems/3.0.0' , execute `gem env` for more information
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1402:in `block in activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `each'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1372:in `activate'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1408:in `block in activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `each'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1390:in `activate_dependencies'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems/specification.rb:1372:in `activate'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:302:in `block in activate_bin_path'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:301:in `synchronize'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/lib/ruby/3.0.0/rubygems.rb:301:in `activate_bin_path'
Apr 21 08:02:36 jeti100 gollum[1742561]: from /usr/bin/gollum:23:in `<main>'
Apr 21 08:02:36 jeti100 systemd[1]: gollum-wiki-server.service: Main process exited, code=exited, status=1/FAILURE

Additional info:
* package version(s)

ruby 3.0.1-1
ruby-rexml 3.2.5-1
ruby-webrick 1.7.0-1

Other ruby-* packages might have similar issues.