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040000 tree 3a9de053384d505ff17fe0c4818e867d1bf95820	core
040000 tree a885a720d05b7c22dae8e0fa083a2f678e8f813d	emul
040000 tree 234235d8f217b1ca5680336f01b071c9980ddac6	junit
040000 tree 43c8a5be13a6199a96cac1803c3b13191b34c542	rpc
040000 tree ec44fe2d86dddf4f3309a75f1838214d529812f8	user