040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 04989b0218ac20dfa427f565c538798472f22933	keepanno
040000 tree 25621f36cd82505a6077e5aa6fbba78ffb81b384	library_desugar
040000 tree 66f477ee57a54896371075a593eec62f041bc37f	main
040000 tree ccf8f701431ea95b77535f858191cc05a34f66f2	test