Comment 1 for bug 1772024

ubuntu_nbd_smoke_test.nbd-smoke-test is causing the failure:

04:01:24 DEBUG| [stdout] Preparing to unpack .../nbd-client_1%3a3.15.2-3_amd64.deb ...
04:01:24 DEBUG| [stdout] Unpacking nbd-client (1:3.15.2-3) ...
04:01:24 DEBUG| [stdout] Selecting previously unselected package nbd-server.
04:01:24 DEBUG| [stdout] Preparing to unpack .../nbd-server_1%3a3.15.2-3_amd64.deb ...
04:01:24 DEBUG| [stdout] Unpacking nbd-server (1:3.15.2-3) ...
04:01:24 DEBUG| [stdout] Setting up nbd-server (1:3.15.2-3) ...
04:01:25 DEBUG| [stdout]
04:01:25 DEBUG| [stdout] Creating config file /etc/nbd-server/config with new version
04:01:25 DEBUG| [stdout] Adding system user `nbd' (UID 113) ...
04:01:25 DEBUG| [stdout] Adding new group `nbd' (GID 117) ...
04:01:25 DEBUG| [stdout] Adding new user `nbd' (UID 113) with group `nbd' ...
04:01:25 DEBUG| [stdout] Not creating home directory `/etc/nbd-server'.
04:01:25 DEBUG| [stdout] Processing triggers for systemd (234-2ubuntu12.4) ...
04:01:26 DEBUG| [stdout] Processing triggers for man-db (2.7.6.1-2) ...
04:01:26 DEBUG| [stdout] Setting up nbd-client (1:3.15.2-3) ...
04:01:26 DEBUG| [stdout] update-initramfs: deferring update (trigger activated)
04:01:26 DEBUG| [stdout] update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
04:01:26 DEBUG| [stdout] Processing triggers for systemd (234-2ubuntu12.4) ...
04:01:26 DEBUG| [stdout] Processing triggers for initramfs-tools (0.125ubuntu12.1) ...
04:01:26 DEBUG| [stdout] update-initramfs: Generating /boot/initrd.img-4.13.0-42-generic
04:01:51 ERROR| [stderr] W: --force-yes is deprecated, use one of the options starting with --allow instead.
04:01:51 DEBUG| Running 'rm -f /etc/*/S99autotest || true'
04:01:51 DEBUG| Running '/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/tests/ubuntu_nbd_smoke_test/ubuntu_nbd_smoke_test.sh'
04:01:51 DEBUG| [stdout]
04:01:51 DEBUG| [stdout] --------------------------------------------------------------------------------
04:01:51 DEBUG| [stdout] Image path: /tmp/nbd_image.img
04:01:51 DEBUG| [stdout] Mount point: /mnt/nbd-test-2954
04:01:51 DEBUG| [stdout] Date: Fri May 18 04:01:51 UTC 2018
04:01:51 DEBUG| [stdout] Host: autopkgtest
04:01:51 DEBUG| [stdout] Kernel: 4.13.0-42-generic #47-Ubuntu SMP Wed May 9 08:48:35 UTC 2018
04:01:51 DEBUG| [stdout] Machine: autopkgtest x86_64 x86_64
04:01:51 DEBUG| [stdout] CPUs online: 4
04:01:51 DEBUG| [stdout] CPUs total: 4
04:01:51 DEBUG| [stdout] Page size: 4096
04:01:52 DEBUG| [stdout] Pages avail: 1743769
04:01:52 DEBUG| [stdout] Pages total: 2042037
04:01:52 DEBUG| [stdout] --------------------------------------------------------------------------------
04:01:52 DEBUG| [stdout]
04:01:52 ERROR| [stderr]
04:01:52 ERROR| [stderr] ** (process:3018): WARNING **: Specifying an export on the command line no longer uses the oldstyle protocol.
04:01:52 DEBUG| [stdout] Warning: the oldstyle protocol is no longer supported.
04:01:52 DEBUG| [stdout] This method now uses the newstyle protocol with a default export
04:01:54 ERROR| [stderr] Error: Read failed: End of file
04:01:54 ERROR| [stderr] Exiting.
04:01:54 DEBUG| [stdout] Negotiation: ..nbd-client failed to start
04:01:54 ERROR| [stderr] umount: /mnt/nbd-test-2954: no mount point specified.
04:01:55 DEBUG| [stdout] disconnect, sock, done
04:01:57 ERROR| Exception escaping from test:
Traceback (most recent call last):
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/test.py", line 411, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/test.py", line 823, in _call_test_function
    return func(*args, **dargs)
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/test.py", line 291, in execute
    postprocess_profiled_run, args, dargs)
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/test.py", line 212, in _call_run_once
    self.run_once(*args, **dargs)
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/tests/ubuntu_nbd_smoke_test/ubuntu_nbd_smoke_test.py", line 34, in run_once
    self.results = utils.system_output(cmd, retain_output=True)
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/utils.py", line 1267, in system_output
    verbose=verbose, args=args).stdout
  File "/tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/shared/utils.py", line 918, in run
    "Command returned non-zero exit status")
CmdError: Command </tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/tests/ubuntu_nbd_smoke_test/ubuntu_nbd_smoke_test.sh> failed, rc=1, Command returned non-zero exit status
* Command:
    /tmp/autopkgtest.UhL3tr/build.gne/src/autotest/client/tests/ubuntu_nbd_sm
    oke_test/ubuntu_nbd_smoke_test.sh
Exit status: 1
Duration: 5.88256502151

stdout:

--------------------------------------------------------------------------------
Image path: /tmp/nbd_image.img
Mount point: /mnt/nbd-test-2954
Date: Fri May 18 04:01:51 UTC 2018
Host: autopkgtest
Kernel: 4.13.0-42-generic #47-Ubuntu SMP Wed May 9 08:48:35 UTC 2018
Machine: autopkgtest x86_64 x86_64
CPUs online: 4
CPUs total: 4
Page size: 4096
Pages avail: 1743769
Pages total: 2042037
--------------------------------------------------------------------------------

Warning: the oldstyle protocol is no longer supported.
This method now uses the newstyle protocol with a default export
Negotiation: ..nbd-client failed to start
disconnect, sock, done
stderr:

** (process:3018): WARNING **: Specifying an export on the command line no longer uses the oldstyle protocol.
Error: Read failed: End of file
Exiting.
umount: /mnt/nbd-test-2954: no mount point specified.