0s autopkgtest [12:41:45]: starting date and time: 2024-03-26 12:41:45+0000
  0s autopkgtest [12:41:45]: git checkout: 4a1cd702 l/adt_testbed: don't blame the testbed for unsolvable build deps
  0s autopkgtest [12:41:45]: host juju-7f2275-prod-proposed-migration-environment-4; command line: /home/ubuntu/autopkgtest/runner/autopkgtest --output-dir /tmp/autopkgtest-work.h8f5j9xn/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,launchpadlibrarian.net,launchpadcontent.net,launchpad.net,10.24.0.0/24,keystone.ps5.canonical.com,objectstorage.prodstack5.canonical.com\n" >> /etc/environment' --apt-pocket=proposed --apt-upgrade r-cran-gtable --timeout-short=300 --timeout-copy=20000 --timeout-build=20000 --env=ADT_TEST_TRIGGERS=r-base/4.3.3-2build1 -- lxd -r lxd-armhf-10.44.124.112 lxd-armhf-10.44.124.112:autopkgtest/ubuntu/noble/armhf
101s Unexpected error:
101s Traceback (most recent call last):
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 830, in mainloop
101s     command()
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 759, in command
101s     r = f(c, ce)
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 348, in cmd_open
101s     caller.hook_open()
101s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-lxd", line 159, in hook_open
101s     wait_booted()
101s   File "/home/ubuntu/autopkgtest/virt/autopkgtest-virt-lxd", line 114, in wait_booted
101s     VirtSubproc.wait_booted([args.command, 'exec', container_name, '--'],
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 238, in wait_booted
101s     (rc, out, _) = execute_timeout(
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 155, in execute_timeout
101s     (out, err) = sp.communicate(instr)
101s   File "/usr/lib/python3.8/subprocess.py", line 1015, in communicate
101s     stdout = self.stdout.read()
101s   File "/home/ubuntu/autopkgtest/lib/VirtSubproc.py", line 75, in alarm_handler
101s     raise Timeout(to)
101s VirtSubproc.Timeout: 10
101s autopkgtest [12:43:26]: ERROR: testbed failure: unexpected eof from the testbed