040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree edb30b6564739b89b12a32e9a6d8808270a2a635	library_desugar
040000 tree 5540679151fd63563fc5c55b39bd95d43d8b5655	main
040000 tree 137dfea6b3b168806c012006326ff95c19c957f0	test