040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 6bd5166294d12b9e25b81aa70e3f1c95802cca29	main
040000 tree d42877cbbf7235a8c1eeb6f05d0740e5ba841a24	test