040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree cc78b76fefef9811510c777a5e0025b343fc7ac9	main
040000 tree 1bcc6d9640e45a95eb8e9ca90c36dcb77eb68d8b	test