040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 71d22805d3e5df737e3543fefe73caa45cfe342c	main
040000 tree 6d49e5cdafeab46461f7020155017905b4a67c51	test