try {
Storage storage = gccStackUtil.buildStorage((GccCredential) stack.getCredential(), stack);
Compute compute = gccStackUtil.buildCompute((GccCredential) stack.getCredential(), stack.getName());
GccTemplate template = (GccTemplate) stack.getTemplate();
GccCredential credential = (GccCredential) stack.getCredential();
ImageList list = compute.images().list(credential.getProjectId()).execute();
Long time = new Date().getTime();
if (!containsSpecificImage(list)) {
try {
Bucket bucket = new Bucket();
bucket.setName(credential.getProjectId() + time);