040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree c33af61dd60572c954b91d407250c6f9d42b8d22	main
040000 tree 776d1eab1ba555111b76a55eed3e97c9084d2422	test