var retryTask bool
for iter.HasNext() {
record, err := iter.Next()
if err != nil {
metrics.ScavengerValidationSkipsCount.With(t.metricsHandler).Record(1)
// break out of the loop when pagination fails
t.logger.Error("unable to paginate concrete execution", tag.ShardID(t.shardID), tag.Error(err))
retryTask = true
break
}