040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 25621f36cd82505a6077e5aa6fbba78ffb81b384	library_desugar
040000 tree 00c73d642f322bc69a939d0fa9b88bf5f45dfcc7	main
040000 tree 6e84e9a1bfce063acc216bd8c85eb091fc008409	test