040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree d07767ba36ec5e074f4abe694a6b6314d00d1177	main
040000 tree 33d9a853cbf7a2c72cf4cf2d8a6e923135399362	test