040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 4262056eb7ff066fad97e8fc74808c651cfa0677	library_desugar
040000 tree ed04be9f28f693c68f2a38671e68293ac7e87d36	main
040000 tree 18d5cdb08c69053609616f2e358bdb4e2377e56c	test