(t *testing.T) {  testACC(t)  directory := fmt.Sprintf("terraform-remote-manta-test-%x", time.Now().Unix())  keyName := "testState"   b := backend.TestBackendConfig(t, New(), backend.TestWrapConfig(map[string]interface{}{   "path":        directory,   "object_name": keyName,  })).(*Backend)   createMantaFolder(t, b.storageClient, directory)  defer deleteMantaFolder(t, b