0s autopkgtest [22:44:57]: starting date and time: 2024-07-26 22:44:57+0000
  1s autopkgtest [22:44:58]: git checkout: fd3bed09 nova: allow more retries for quota issues
  1s autopkgtest [22:44:58]: host juju-7f2275-prod-proposed-migration-environment-3; command line: /home/ubuntu/autopkgtest/runner/autopkgtest --output-dir /tmp/autopkgtest-work.rlovmsd1/out --timeout-copy=6000 --setup-commands /home/ubuntu/autopkgtest-cloud/worker-config-production/setup-canonical.sh --apt-pocket=proposed=src:systemd,src:debootstrap,src:dpdk,src:nftables,src:openssh --apt-upgrade mutter --timeout-short=300 --timeout-copy=20000 --timeout-build=20000 '--env=ADT_TEST_TRIGGERS=systemd/256.4-1ubuntu2 debootstrap/1.0.137ubuntu2 dpdk/23.11.1-2 nftables/1.1.0-2 openssh/1:9.6p1-3ubuntu18' -- ssh -s /home/ubuntu/autopkgtest/ssh-setup/nova -- --flavor autopkgtest --security-groups autopkgtest-juju-7f2275-prod-proposed-migration-environment-3@lcy02-11.secgroup --name adt-oracular-amd64-mutter-20240726-222017-juju-7f2275-prod-proposed-migration-environment-3-3c3c8b92-c067-4527-8a53-79c2e0fa5996 --image adt/ubuntu-oracular-amd64-server --keyname testbed-juju-7f2275-prod-proposed-migration-environment-3 --net-id=net_prod-proposed-migration -e TERM=linux -e ''"'"'http_proxy=http://squid.internal:3128'"'"'' -e ''"'"'https_proxy=http://squid.internal:3128'"'"'' -e ''"'"'no_proxy=127.0.0.1,127.0.1.1,login.ubuntu.com,localhost,localdomain,novalocal,internal,archive.ubuntu.com,ports.ubuntu.com,security.ubuntu.com,ddebs.ubuntu.com,changelogs.ubuntu.com,keyserver.ubuntu.com,launchpadlibrarian.net,launchpadcontent.net,launchpad.net,10.24.0.0/24,keystone.ps5.canonical.com,objectstorage.prodstack5.canonical.com'"'"'' --mirror=http://ftpmaster.internal/ubuntu/
304s nova [W] Skipping flock for amd64
304s Creating nova instance adt-oracular-amd64-mutter-20240726-222017-juju-7f2275-prod-proposed-migration-environment-3-3c3c8b92-c067-4527-8a53-79c2e0fa5996 from image adt/ubuntu-oracular-amd64-server-20240726.img (UUID 6c5f29e9-79d7-45b1-9721-03e2205f6a0e)...
304s Unexpected error:
304s Traceback (most recent call last):
304s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 830, in mainloop
304s     command()
304s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 759, in command
304s     r = f(c, ce)
304s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 348, in cmd_open
304s     caller.hook_open()
304s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-ssh", line 436, in hook_open
304s     host_setup('open')
304s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-ssh", line 266, in host_setup
304s     build_auxverb()
304s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-ssh", line 345, in build_auxverb
304s     (sudocmd, askpass) = can_sudo(sshcmd)
304s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-ssh", line 413, in can_sudo
304s     (rc, _, err) = VirtSubproc.execute_timeout(None, 30, cmd,
304s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 155, in execute_timeout
304s     (out, err) = sp.communicate(instr)
304s   File "/usr/lib/python3.8/subprocess.py", line 1018, in communicate
304s     stderr = self.stderr.read()
304s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 75, in alarm_handler
304s     raise Timeout(to)
304s VirtSubproc.Timeout: 30
305s autopkgtest [22:50:02]: ERROR: testbed failure: unexpected eof from the testbed