040000 tree 44ead797f41d2aa9d63e3fc265a0aa3f6049496d	build
040000 tree 9fcd9748bb67a2201306d0467938ee2d1dfd1050	build_helpers
040000 tree 9eb0faec1e63cf8f3efd6d86b4b0403c7ea30a00	twister
040000 tree 1b43a36ea4d6bd4aa4b1c774533fa13e475aa991	twister_blackbox