040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 447ee22ce6b7832a65f188d3479f0415c8b425c5	library_desugar
040000 tree c9d9581e3c5cc5d669ef943766167dda4cef7905	main
040000 tree 9f9ba242a83e86b1a04f1055e371b4e84d8282ab	test