040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 25621f36cd82505a6077e5aa6fbba78ffb81b384	library_desugar
040000 tree 86600d39297a360a1198249b4a2195eb75a57322	main
040000 tree f7d5f68b87591c40c6256a0481c140fc1901b3d4	test