040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 5dadae83fa2da46a8804e93351ab2febd1db3073	main
040000 tree c75721e1d43b7b1e84af20d6478366f6a8e40661	test