https://pantheon.corp.google.com/storage/browser/chromeos-autotest-results/hosts/chromeos4-row9-rack8-host1/2055765-repair/20171504175420/
and continues to fail the same way: https://pantheon.corp.google.com/storage/browser/chromeos-autotest-results/hosts/chromeos4-row9-rack8-host1/2272239-repair/20172006100349/debug/

Symptoms:

	FAIL	----	verify.servod	timestamp=1492304102	localtime=Apr 15 17:55:02	Servo initialize timed out.
...
	START	----	repair.usb	timestamp=1492345490	localtime=Apr 16 05:24:50	
		FAIL	----	repair.usb	timestamp=1492345490	localtime=Apr 16 05:24:50	chromeos4-row9-rack8-host1 has no servo support

and:
Traceback (most recent call last):
  File "/usr/local/autotest/server/hosts/servo_host.py", line 862, in create_servo_host
    newhost.repair()
  File "/usr/local/autotest/server/hosts/servo_host.py", line 630, in repair
    self._repair_strategy.repair(self, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 703, in repair
    self._verify_root._verify_host(host, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 326, in _verify_host
    self._verify_dependencies(host, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 199, in _verify_dependencies
    self._verify_list(host, self._dependency_list, silent)
  File "/usr/local/autotest/client/common_lib/hosts/repair.py", line 188, in _verify_list
    raise AutoservVerifyDependencyError(self, failures)
AutoservVerifyDependencyError: Check ribbon cable: 'pwr_button' is stuck


Filed for tracking purposes