040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 388d0db2630f9699a9fc5015053d5c33d911c252	main
040000 tree 46931dca91835c087f82c2c12c3ab2302cd2ed9a	test