040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 79b686684abc1fc8cb76b9336b0a488f954ae5ee	main
040000 tree 789233bd35cca6a886ee3add5745389e85d171cb	test