Build failed in Jenkins: precise-server-amd64_mail-server #271

[Jenkins Notification]

See <http://10.189.74.2:8080/job/precise-server-amd64_mail-server/271/>

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Started by upstream project "precise-server-amd64_default" build number 277
[EnvInject] - Loading node environment variables.
Building remotely on wazn
[precise-server-amd64_mail-server] $ /bin/bash /tmp/hudson6894462677348040845.sh
INFO:root:Checking/Downloading current build for variant server from http://cdimage.ubuntu.com/ubuntu-server/precise/daily
INFO:root:Required ISO version 'precise-server-amd64.iso' already in cache
[precise-server-amd64_mail-server] $ /bin/bash /tmp/hudson3329082137207324175.sh
bzr: ERROR: Invalid http response for https://xmlrpc.launchpad.net/bazaar/: Unable to handle http code 502: Bad Gateway
DEBUG:root:Options: {'isoroot': '/var/lib/ubuntu-iso-testing/isos', 'isoname': False, 'test_dir': '<http://10.189.74.2:8080/job/precise-server-amd64_mail-server/271/artifact/tests',> 'variant': 'server', 'release': 'precise', 'debug': False, 'flavor': 'ubuntu-server', 'arch': 'amd64'}
DEBUG:root:Arguments: ['mail-server']
INFO:root:Preseed: mail-server
INFO:root:Extracting kernel and initrd from /var/lib/ubuntu-iso-testing/isos/ubuntu-server/precise-server-amd64.iso
DEBUG:root:Cmd: ['unbsdtar-safelink', '-xf', '/var/lib/ubuntu-iso-testing/isos/ubuntu-server/precise-server-amd64.iso', '-C', '/tmp/precise-server-amd64.iso-o8TFCh', 'install/vmlinuz', 'install/initrd.gz']
INFO:root:Generating mail-server configuration
DEBUG:root:Loading test configuration file: '<http://10.189.74.2:8080/job/precise-server-amd64_mail-server/271/artifact/tests/test_cases/mail-server/config'>
DEBUG:root:Couch Document UUID: '11207a6b-d284-4a67-a42c-35dd4c09f354'
DEBUG:root:Generate preseed file
Traceback (most recent call last):
  File "/usr/bin/run-test", line 283, in <module>
    tmpl = preseed_templates.get_template("%s/preseed" % (t_preseed))
  File "/usr/lib/python2.7/dist-packages/jinja2/environment.py", line 716, in get_template
    return self._load_template(name, self.make_globals(globals))
  File "/usr/lib/python2.7/dist-packages/jinja2/environment.py", line 690, in _load_template
    template = self.loader.load(self, name, globals)
  File "/usr/lib/python2.7/dist-packages/jinja2/loaders.py", line 115, in load
    source, filename, uptodate = self.get_source(environment, name)
  File "/usr/lib/python2.7/dist-packages/jinja2/loaders.py", line 180, in get_source
    raise TemplateNotFound(template)
jinja2.exceptions.TemplateNotFound: mail-server/preseed
Archiving artifacts
ERROR: No artifacts found that match the file pattern "**/*". Configuration error?
ERROR: '**/*' doesn't match anything: '**' exists but not '**/*'
Build step 'Archive the artifacts' changed build result to FAILURE
Recording test results