040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 9430b213895d64f65ef4625af4790fb62c257515	keepanno
040000 tree 576cec5c66d51097a48a159d6f527e02b8e840a5	library_desugar
040000 tree 5aa84daaf5b8b5072239c860f243c40da1950e65	main
040000 tree 4fe8a41f9fcdb69b4943e43bdddf8f0c50d71a04	test