040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 61e0aca58e7ea348ad3c52f12b31006343c29cdb	library_desugar
040000 tree 473e41c892d3161121353dc092fd59e72b13b677	main
040000 tree 8d3350d240e6f7c72aaaf8a17d1586ad9bedc934	test