2018/10/03 10:16:17 Started test ui.MashLogin
2018/10/03 10:16:17 [10:16:16.787] Restarting ui job
2018/10/03 10:16:19 [10:16:18.309] Waiting for org.chromium.SessionManager D-Bus service
2018/10/03 10:16:19 [10:16:18.364] Asking session_manager to enable Chrome testing
2018/10/03 10:16:19 [10:16:18.370] Waiting for Chrome to write its debugging port to /home/chronos/DevToolsActivePort
2018/10/03 10:16:23 [10:16:22.394] Checking cryptohomed service
2018/10/03 10:16:23 [10:16:22.395] Removing cryptohome for testuser@gmail.com
2018/10/03 10:16:23 [10:16:22.549] Finding OOBE DevTools target
2018/10/03 10:16:23 [10:16:22.605] Connecting to Chrome at ws://127.0.0.1:45845/devtools/page/15EFDC416585CDC380918CFB439E4E33
2018/10/03 10:16:24 [10:16:22.847] Waiting for OOBE
2018/10/03 10:16:28 [10:16:27.537] Logging in as user "testuser@gmail.com"
2018/10/03 10:16:28 [10:16:27.664] Waiting for cryptohome for user "testuser@gmail.com"
2018/10/03 10:16:29 [10:16:28.647] Waiting for OOBE to be dismissed
2018/10/03 10:16:34 [10:16:32.951] Error at mash_login.go:64: No chrome process containing "mash-service-name" among

-- and then a bunch of arguments --

2018/10/03 10:16:34 [10:16:32.951] Stack trace:
chromiumos/tast/local/bundles/cros/ui.MashLogin(0xd484c28, 0x1fac8240, 0x1f9d6c40)
	/build/veyron_minnie/tmp/portage/chromeos-base/tast-local-tests-cros-0.0.1-r199/work/tast-local-tests-cros-0.0.1/src/chromiumos/tast/local/bundles/cros/ui/mash_login.go:64 +0x42c
chromiumos/tast/testing.runAndRecover(0xd47e33c, 0xd484c28, 0x1fac8240, 0x1f9d6c40)
	/build/veyron_minnie/tmp/portage/chromeos-base/tast-local-tests-cros-0.0.1-r199/work/tast-local-tests-cros-0.0.1/tast-base/src/chromiumos/tast/testing/test.go:178 +0x5c
chromiumos/tast/testing.(*Test).Run.func1(0x1f9d6c40, 0x1fb54580, 0x1f9d6c20, 0xd484c28, 0x1fac8240, 0xd484c28, 0x1fac8200, 0x1f791a90)
	/build/veyron_minnie/tmp/portage/chromeos-base/tast-local-tests-cros-0.0.1-r199/work/tast-local-tests-cros-0.0.1/tast-base/src/chromiumos/tast/testing/test.go:134 +0xc4
created by chromiumos/tast/testing.(*Test).Run
	/build/veyron_minnie/tmp/portage/chromeos-base/tast-local-tests-cros-0.0.1-r199/work/tast-local-tests-cros-0.0.1/tast-base/src/chromiumos/tast/testing/test.go:110 +0x158
2018/10/03 10:16:34 Completed test ui.MashLogin in 16.303s with 1 error(s)

seen on caroline and minnie informationals