040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree c7bc58b908681e350e84f42210e0237ac223ac63	library_desugar
040000 tree d87a2d5e379ef768ac612b01639b7a8aa3635b76	main
040000 tree 1a1497895c7236781fed6ca8b03361c1fe06b620	test