040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 2acd0bfa206510dcc497e65088c05a761adf4148	library_desugar
040000 tree 898f25be084d9707a350b14ecfa1940189369983	main
040000 tree a9b5e221a5b1cdef0a2cee92790780daa3c2f2c0	test