Otherwise, the following error occurred in Fluentd on Windows:
```log
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:333: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:350: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.4.4/lib/windows/api.rb:357: warning: rb_check_safe_obj will be removed in Ruby 3.0
C:/Users/cosmo/Documents/GitHub/fluentd/vendor/bundle/ruby/2.7.0/gems/windows-api-0.
```
Signed-off-by: Hiroshi Hatake cosmo0920.oucc@gmail.com
Otherwise, the following error occurred in Fluentd on Windows: