040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 4a7949852113a6f3478e1acd24655337a68f36f0	library_desugar
040000 tree 555d1b1ed2db568bb2cd134cb7b5094465cbf2c9	main
040000 tree 68ce383c559de996f21df87d45fecc217c7a6841	test