servod not running on chromeos6-row1-rack22-labstation port 9992. Please check servo and lab station connections.


localhost ~ # sudo start servod BOARD=asuka PORT=9992
servod (9992) start/running, process 2801


localhost ~ # cat /var/log/servod_9992.log
Exception usb.core.USBError: USBError(19, 'No such device (it may have been disconnected)') in <bound method Device.__del__ of <usb.core.Device object at 0x78b23f212ed0>> ignored
Current servo_v4 version is   servo_v4_v2.3.1-1eab95a83
Available servo_v4 version is servo_v4_v2.3.1-1eab95a83
No version update needed


https://screenshot.googleplex.com/9tER2OdKz6D

stainless: 

https://stainless.corp.google.com/search?status=GOOD&status=WARN&status=FAIL&status=ERROR&exclude_retried=true&exclude_cts=true&exclude_non_production=true&hostname=%5Echromeos%5B2%2C4%2C6%5D.%2A&exclude_acts=true&exclude_non_release=true&exclude_au=true&suite=%5Efaft%5C_bios%24&exclude_not_run=false&row=test&col=model&view=matrix&first_date=2018-10-31&last_date=2018-11-02

logs:
10/31 12:29:07.987 ERROR|        server_job:0825| Exception escaped control file, job aborting:
Traceback (most recent call last):
  File "/usr/local/autotest/server/server_job.py", line 817, in run
    self._execute_code(server_control_file, namespace)
  File "/usr/local/autotest/server/server_job.py", line 1340, in _execute_code
    execfile(code_file, namespace, namespace)
  File "/usr/local/autotest/results/lxc_job_folder/control.srv", line 31, in <module>
    parallel_simple(run_writeprotect, machines)
  File "/usr/local/autotest/server/subcommand.py", line 98, in parallel_simple
    function(arg)
  File "/usr/local/autotest/results/lxc_job_folder/control.srv", line 27, in run_writeprotect
    host = hosts.create_host(machine, servo_args=servo_args)
  File "/usr/local/autotest/server/hosts/factory.py", line 227, in create_host
    host_instance = custom_host_class(hostname, **args)
  File "/usr/local/autotest/server/hosts/base_classes.py", line 55, in __init__
    super(Host, self).__init__(*args, **dargs)
  File "/usr/local/autotest/client/common_lib/hosts/base_classes.py", line 69, in __init__
    self._initialize(*args, **dargs)
  File "/usr/local/autotest/server/hosts/cros_host.py", line 288, in _initialize
    try_servo_repair=try_servo_repair))
  File "/usr/local/autotest/server/hosts/servo_host.py", line 853, in create_servo_host
    newhost.repair(silent=True)
  File "/usr/local/autotest/server/hosts/servo_host.py", line 623, in repair
    self._repair_strategy.repair(self, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 774, in repair
    self._verify_root._verify_host(host, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 348, in _verify_host
    self._verify_dependencies(host, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 226, in _verify_dependencies
    self._verify_list(host, self._dependency_list, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 216, in _verify_list
    raise AutoservVerifyDependencyError(self, failures)
AutoservVerifyDependencyError: servod not running on chromeos6-row1-rack22-labstation port 9992
10/31 12:29:07.988 INFO |        server_job:0217| INFO	----	----	timestamp=1541014147	job_abort_reason=servod not running on chromeos6-row1-rack22-labstation port 9992	localtime=Oct 31 12:29:07	servod not running on chromeos6-row1-rack22-labstation port 9992
10/31 12:29:07.990 ERROR|   logging_manager:0626| tko parser: {'fwro_build': 'asuka-firmware/R49-7820.401.0', 'builds': "{'cros-version': 'asuka-release/R72-11210.0.0', 'fwro-version': 'asuka-firmware/R49-7820.401.0'}", 'job_started': 1541013967, 'hostname': 'chromeos6-row1-rack22-host15', 'test_source_build': 'asuka-release/R72-11210.0.0', 'status_version': 1, 'label': 'asuka-release/R72-11210.0.0/faft_bios/firmware_WriteProtect.dev', 'parent_job_id': 253758913, 'drone': 'cros-full-0012.mtv.corp.google.com', 'user': 'chromeos-test', 'suite': 'faft_bios', 'job_queued': 1540999674, 'retry_original_job_id': 253948191, 'experimental': 'False', 'build': 'asuka-release/R72-11210.0.0'}