Archive:  /tmp/Lullabot-Administering-Drupal.zip
[/tmp/Lullabot-Administering-Drupal.zip]
  End-of-central-directory signature not found.  Either this file is not
  a zipfile, or it constitutes one disk of a multi-part archive.  In the
  latter case the central directory and zipfile comment will be found on
  the last disk(s) of this archive.
zipinfo:  cannot find zipfile directory in one of /tmp/Lullabot-Administering-Drupal.zip or
          /tmp/Lullabot-Administering-Drupal.zip.zip, and cannot find /tmp/Lullabot-Administering-Drupal.zip.ZIP, period.