040000 tree 26a30627459e8cc1bed50c104798d94ea048d982	arc
040000 tree c8fc5e031b28f9dc14be87eeb8d635b1f7666d84	cfe
040000 tree 19ce6f39b5b254a067a5e3499a6e8de0274f2f9e	lib
040000 tree 3e929b1557f6f05c9b88f5b737d50050ca037a4b	sni