040000 tree c2a4a7059963f3325b516b554eed0d6970306f65	code
040000 tree f7b387f2603e7d22a91f58393e42232566f0a3ce	google
040000 tree d0288f4ad71705116311e9c3de387e22ea8a7288	guava
040000 tree ba36e62e1b90027db4e3ab8f5f1acc4843a6f1ab	jimfs
040000 tree cfebed4290c07515ec3ac557bc7010a19d849fd1	protobuf