040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 5ab15e5605962176e07b5454d97c1bb15abe258b	main
040000 tree 3f60976fb4caa7d7dc9759807043870cca5fda47	test