040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 131969949c9c847a71c5b57e433354546249d47a	keepanno
040000 tree 6330abb47c4c2f1c96a29f6b173fda750334d85a	library_desugar
040000 tree 0053c997ecb43328860ad459748800672935f38c	main
040000 tree d15834f693eec60c9ccd32db589a045c1524d564	test