040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree 40045fa640a774b71a01c4f80ab1831ed3f42a97	main
040000 tree 7d01098164ba54abb628e96da57751434e31fa8f	test