See status.log in https://pantheon.corp.google.com/storage/browser/chromeos-autotest-results/66816142-chromeos-test/chromeos4-row9-rack10-host19/

	GOOD	----	verify.tpm	timestamp=1465975711	localtime=Jun 15 00:28:31	
	FAIL	----	verify.good_au	timestamp=1465975717	localtime=Jun 15 00:28:37	Timeout encountered: /usr/bin/ssh -a -x    -o ControlPath=/tmp/_autotmp_FiFoLgssh-master/socket -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o BatchMode=yes -o ConnectTimeout=30 -o ServerAliveInterval=900 -o ServerAliveCountMax=3 -o ConnectionAttempts=4 -o Protocol=2 -l root -p 22 chromeos4-row9-rack10-host19 "export LIBC_FATAL_STDERR_=1; if type \"logger\" > /dev/null 2>&1; then logger -tag \"autotest\" \"server[stack::_verify_list|_verify_host|verify] -> ssh_run(test -f /var/tmp/provision_failed)\";fi; test -f /var/tmp/provision_failed"
  * Command: 
      /usr/bin/ssh -a -x    -o ControlPath=/tmp/_autotmp_FiFoLgssh-
      master/socket -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null
      -o BatchMode=yes -o ConnectTimeout=30 -o ServerAliveInterval=900 -o
      ServerAliveCountMax=3 -o ConnectionAttempts=4 -o Protocol=2 -l root -p 22
      chromeos4-row9-rack10-host19 "export LIBC_FATAL_STDERR_=1; if type
      \"logger\" > /dev/null 2>&1; then logger -tag \"autotest\"
      \"server[stack::_verify_list|_verify_host|verify] -> ssh_run(test -f
      /var/tmp/provision_failed)\";fi; test -f /var/tmp/provision_failed"
  Exit status: -15
  Duration: 6.03311896324