alesage@dioptrique:~/workspace/webbrowser-test/ubuntu-sanity-tests⟫ python3 -m ubuntu_sanity_tests.command_line
The ubuntuuitoolkit.emulators module is deprecated. Import the autopilot helpers from the top-level ubuntuuitoolkit module.
[sudo] password for alesage: 
adt-run [12:59:49]: version 3.7git1
Waiting for device ADB to appear...
Configuring Ubuntu phone for testing...
Preparing Ubuntu phone for running tests...
Waiting for desktop to boot
9 KB/s (395 bytes in 0.039s)
3 KB/s (143 bytes in 0.041s)
ssh_exchange_identification: read: Connection reset by peer
ssh setup failed, cannot connect
Unexpected error:
Traceback (most recent call last):
  File "/usr/bin/adt-virt-ssh", line 205, in host_setup
    execute_setup_script(command)
  File "/usr/bin/adt-virt-ssh", line 174, in execute_setup_script
    out = VirtSubproc.check_exec(cmd, outp=True, timeout=1800)
  File "/usr/share/autopkgtest/python/VirtSubproc.py", line 183, in check_exec
    ((downp and "(down) " or ""), argv, status))
  File "/usr/share/autopkgtest/python/VirtSubproc.py", line 84, in bomb
    raise Quit(12, progname + ": failure: %s" % m)
VirtSubproc.Quit: (12, "<VirtSubproc>: failure: ['/usr/share/autopkgtest/ssh-setup/adb', 'open', '-p', '0000'] failed (exit status 1)")

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/share/autopkgtest/python/VirtSubproc.py", line 671, in mainloop
    command()
  File "/usr/share/autopkgtest/python/VirtSubproc.py", line 609, in command
    r = f(c, ce)
  File "/usr/share/autopkgtest/python/VirtSubproc.py", line 249, in cmd_open
    caller.hook_open()
  File "/usr/bin/adt-virt-ssh", line 345, in hook_open
    host_setup('open')
  File "/usr/bin/adt-virt-ssh", line 210, in host_setup
    hook_cleanup()
  File "/usr/bin/adt-virt-ssh", line 381, in hook_cleanup
    VirtSubproc.execute_timeout(None, 10, sshcmd + ['-O', 'exit'])
TypeError: unsupported operand type(s) for +: 'NoneType' and 'list'
adt-run [12:59:54]: ERROR: testbed failed: cannot send to testbed: ['BrokenPipeError: [Errno 32] Broken pipe\n']