=> "/opt/pkg/bin/bmake" ["-C", "/data/jenkins/workspace/pkgsrc-upstream-trunk/audio/ruby-taglib", "all", "BATCH=1", "DEPENDS_TARGET=/nonexistent", "RUBY_VERSION_REQD=40"]
===> Building for ruby40-taglib-2.0.0
=> Removing backup files of patch before build
WARNING:  expected RubyGems version 4.0.6, was 3.4.10
WARNING:  make sure you specify the oldest ruby version constraint (like ">= 3.0") that you want your gem to support by setting the `required_ruby_version` gemspec attribute
WARNING:  See https://guides.rubygems.org/specification-reference/ for help
  Successfully built RubyGem
  Name: taglib-ruby
  Version: 2.0.0
  File: taglib-ruby-2.0.0.gem