040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 7c54d0fc1a9d281b389d45a4f0883977c4fb6dc7	main
040000 tree b69836b1dcfdc42055ddc857255ead98a9c0e923	test