040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree 8fdd1148fe9d298adf447a7347d75fc52e12a400	main
040000 tree 7ac924dce042dcf628ade87fca8c35dd4e8341c6	test