}
			if ctnt.LastModified.Before(maxObjectModTime) {
				return ctnt, ok
			}
		}
	}

	sclnt, err := buildS3Client(sourceEndpoint, sourceAccessKey, sourceSecretKey, insecure)
	if err != nil {
		log.Fatalln(err)
	}

	tclnt, err := buildS3Client(targetEndpoint, targetAccessKey, targetSecretKey, insecure)
	if err != nil {
		log.Fatalln(err)
	}

	if debug {