assert first.getCredentials().identity != null : first;
// credentials should not be present as the import public key call doesn't have access to
// the related private key
assert first.getCredentials().credential == null : first;
AWSRunningInstance instance = getInstance(instanceApi, first.getProviderId());
assertEquals(instance.getKeyName(), "jclouds#" + group);
Map<? extends NodeMetadata, ExecResponse> responses = view.getComputeService()
.runScriptOnNodesMatching(
runningInGroup(group),
exec("echo hello"),