040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 31bc8d0b853751977ad5a55bd16dda44da793de9	main
040000 tree a9775807a20accbd655a60595873a822e6c1af34	test