040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 131969949c9c847a71c5b57e433354546249d47a	keepanno
040000 tree 53c592d28a0aab93d651341a70a923c46c7f3777	library_desugar
040000 tree 5a4370df6670c9e9bc0f4edb6ebc2b422f0495cf	main
040000 tree cd109a991ee9c42385719170ff31531a6985b256	test