040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 114bfbdaa07dc59ded1cc1a2f9ee503cdcfd5b06	main
040000 tree b4aac91e2986822de6a0ed864d3a7b9271808294	test