Mail delivery failed

[MAILER-DAEMON]

This is the DragonFly Mail Agent v0.9 at worker04.tb.des.no.

There was an error delivering your mail to <FreeBSD Tinderbox <tinderbox at freebsd.org>, <stable at freebsd.org>, <i386 at freebsd.org>>.

smtp.des.no [194.63.250.102] did not like our RCPT TO:
501 5.1.3 Bad recipient address syntax

Message headers follow.

Received: from tinderbox (uid 999)
	(envelope-from tinderbox at freebsd.org)
	id 139ca
	by worker04.tb.des.no (DragonFly Mail Agent v0.9);
	Mon, 01 Sep 2014 20:27:51 +0000
Sender: tinderbox at freebsd.org
From: FreeBSD Tinderbox <tinderbox at freebsd.org>
To: FreeBSD Tinderbox <tinderbox at freebsd.org>, <stable at freebsd.org>, <i386 at freebsd.org>
Subject: [releng_9 tinderbox] failure on i386/pc98
Precedence: bulk
Date: Mon, 01 Sep 2014 20:27:51 +0000
Message-Id: <5404d6c7.139ca.6c4b3ab2 at worker04.tb.des.no>