Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
+ ruby -Ilib -rminitest/autorun -e 'Dir.glob "./test/**/*_test.rb", &method(:require)'
/usr/share/ruby/did_you_mean/core_ext/name_error.rb:11: warning: csv is not part of the default gems starting from Ruby 3.4.0. Install csv from RubyGems.
<internal:/usr/share/rubygems/rubygems/core_ext/kernel_require.rb>:136:in 'Kernel#require': cannot load such file -- csv (LoadError)
	from <internal:/usr/share/rubygems/rubygems/core_ext/kernel_require.rb>:136:in 'Kernel#require'
	from /builddir/build/BUILD/rubygem-fakefs-2.4.0-build/fakefs-2.4.0/usr/share/gems/gems/fakefs-2.4.0/test/fakefs_test.rb:2:in '<top (required)>'
	from <internal:/usr/share/rubygems/rubygems/core_ext/kernel_require.rb>:136:in 'Kernel#require'
	from <internal:/usr/share/rubygems/rubygems/core_ext/kernel_require.rb>:136:in 'Kernel#require'
	from <internal:dir>:412:in 'Dir.glob'
	from -e:1:in '<main>'
This warning specifies the reason for the test failure. As it describes "csv is not part of the default gems starting from Ruby 3.4.0."