@Test
public void mustDestroyContainerWithUnknownInstanceId() {

    DefaultDockerCloudClient client = createClient();
    waitForImage(client);
    TestDockerClientFacade clientFacade = testCloudSupport.getClientFacade();
    clientFacade.agentHolder(new AgentHolder().
        label(DockerCloudUtils.CLIENT_ID_LABEL, client.getUuid().toString()).
        label(DockerCloudUtils.INSTANCE_ID_LABEL, TestUtils.TEST_UUID.toString()));
    waitUntilNextSync(client);
    assertThat(clientFacade.getAgentHolders()).isEmpty();
}