040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 447ee22ce6b7832a65f188d3479f0415c8b425c5	library_desugar
040000 tree c15697622037b050953ec43ef243f4a5e589c10c	main
040000 tree 938e91b2d5f9bf726cbfda74fc09635af436ea1e	test