0s autopkgtest [23:04:23]: starting date and time: 2024-05-13 23:04:23+0000
  0s autopkgtest [23:04:23]: git checkout: 43bc6cdf gitlab-ci: do not include the salsa pipeline
  0s autopkgtest [23:04:23]: host juju-7f2275-prod-proposed-migration-environment-4; command line: /home/ubuntu/autopkgtest/runner/autopkgtest --output-dir /tmp/autopkgtest-work.po4aiaef/out --timeout-copy=6000 --setup-commands 'ln -s /dev/null /etc/systemd/system/bluetooth.service; printf "http_proxy=http://squid.internal:3128\nhttps_proxy=http://squid.internal:3128\nno_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\n" >> /etc/environment' --apt-upgrade php-brick-varexporter --timeout-short=300 --timeout-copy=20000 --timeout-build=20000 --env=ADT_TEST_TRIGGERS=migration-reference/0 -- lxd -r lxd-armhf-10.145.243.194 lxd-armhf-10.145.243.194:autopkgtest/ubuntu/oracular/armhf
  1s <VirtSubproc>: failure: ['lxc', 'launch', '--ephemeral', 'lxd-armhf-10.145.243.194:autopkgtest/ubuntu/oracular/armhf', 'lxd-armhf-10.145.243.194:autopkgtest-lxd-qtswqq'] failed (exit status 46, stderr 'internal error, please report: running "lxd.lxc" failed: cannot create transient scope: DBus error "System.Error.E2BIG": [Argument list too long]\n')
  1s autopkgtest [23:04:24]: ERROR: testbed failure: unexpected eof from the testbed