040000 tree c08901d0b365f7ac741181a0e8f12470197c665f	android
040000 tree e2c151eb8dd6fc65dcc484ee301a64f699d65f56	crt
040000 tree 0980883ea56563470c45ab47b8fc37d8e5413794	cxx-stl
040000 tree 5db96eb94e43eaefeefa1ceee59c297ffdadb129	host-tools