040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 2be15e688adb8a314c2492dc15aa05e2f4539880	main
040000 tree 1d8fea8a6e8c4cd5e159b28b1711901f8b21e075	test