040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 902689f2e52c09e995c96935225181aee0cf8619	main
040000 tree e0e36df032035d2ee63918ec0c429cbf6388753f	test