040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 447ee22ce6b7832a65f188d3479f0415c8b425c5	library_desugar
040000 tree e93280d9ba95c1c0a5d4c92ab92915d258c85f03	main
040000 tree 8d02bb17d7a331bc71fbf61f329cae1566f6324c	test