[postmaster <at> 012.net.il: Delivery Notification: Delivery has been delayed]

It looks like the Emacs bugtracker is in trouble:

------- Start of forwarded message -------
Your message has been enqueued and undeliverable for 1 hour
to the following recipients:

  Recipient address: 3443-done <at> emacsbugs.donarmstrong.com
  Reason: unable to deliver this message after 1 hour

Delivery attempt history for your mail:

Fri, 03 Jul 2009 19:47:53 +0300 (IDT)
Temporary error returned by SMTP partner.
smtp;452 4.4.5 Insufficient disk space; try again later

Fri, 03 Jul 2009 19:15:47 +0300 (IDT)
Temporary error returned by SMTP partner.
smtp;452 4.4.5 Insufficient disk space; try again later

Fri, 03 Jul 2009 18:50:33 +0300 (IDT)
Temporary error returned by SMTP partner.
smtp;452 4.4.5 Insufficient disk space; try again later

Fri, 03 Jul 2009 18:45:26 +0300 (IDT)
Temporary error returned by SMTP partner.
smtp;452 4.4.5 Insufficient disk space; try again later

The mail system will continue to try to deliver your message
for an additional 1 hour.