040000 tree 2c9e119e7da5754bf7ba8bc07b48863fdd431c2e	non_root
040000 tree ab4a31f22b65aa80b63537f9fa1c221c9488ea4b	perf
040000 tree 2f5f83b49a4bf708af79c5ceaf9476998aee1d7d	preinstall-check