Example failure:


UserCloudPolicyManagerTest.ErrorLoadingPolicy (run #3):
[ RUN      ] UserCloudPolicyManagerTest.ErrorLoadingPolicy
sending server_data: {"host": "127.0.0.1", "port": 49638} (36 bytes)
HTTPS server started on 127.0.0.1:48847...
sending server_data: {"host": "127.0.0.1", "port": 48847} (36 bytes)
Xlib:  extension "RANDR" missing on display ":9".
[14249:14249:0404/185009:INFO:lock_state_controller.cc(95)] Constructing LockStateController instance 0x2553b9ba5fc0
[14249:14249:0404/185009:WARNING:child_account_service.cc(289)] User instance wasn't found while setting child account flag.
[14275:14275:0405/015009:WARNING:ipc_message_attachment_set.cc(57)] MessageAttachmentSet destroyed with unconsumed descriptors: 0/1
[14249:14249:0404/185009:INFO:power_button_observer.cc(37)] Creating PowerButtonObserver 0x2553b9fc26f0
[14249:14249:0404/185009:INFO:lock_state_controller.cc(235)] LockStateController::OnLoginStateChanged login_status_: 0, status: 0
[14249:14249:0404/185009:WARNING:auto_enrollment_controller.cc(121)] Auto-enrollment disabled: command line.
[14249:14249:0404/185009:WARNING:auto_enrollment_controller.cc(254)] New auto-enrollment state: 5
[14249:14249:0404/185009:WARNING:auto_enrollment_controller.cc(121)] Auto-enrollment disabled: command line.
[14249:14249:0404/185009:WARNING:auto_enrollment_controller.cc(254)] New auto-enrollment state: 5
[14249:14267:0404/185009:WARNING:freezer_cgroup_process_manager.cc(59)] Cgroup freezer does not exist or is not writable. Unable to freeze renderer processes.
[14249:14249:0404/185009:WARNING:shell.cc(299)] Instance: exe:chrome attempting to register an instance for a process it created for target: exe:chrome_renderer without the mojo:shell{client_process} capability class.
[14249:14249:0404/185009:WARNING:CONSOLE(1)] "This file is deprecated. Please use `iron-flex-layout/iron-flex-layout-classes.html`, and one of the specific dom-modules instead", source: chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-shadow-flex-layout-extracted.js (1)
[14249:14249:0404/185009:WARNING:CONSOLE(1)] "This file is deprecated. Please use `iron-flex-layout/iron-flex-layout-classes.html`, and one of the specific dom-modules instead", source: chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout-extracted.js (1)
[14249:14249:0404/185010:WARNING:CONSOLE(0)] "/deep/ combinator is deprecated. See https://www.chromestatus.com/features/6750456638341120 for more details.", source:  (0)
[14249:14249:0404/185010:INFO:CONSOLE(12175)] "Loading asset bundle", source: chrome://oobe/oobe.js (12175)
[14249:14249:0404/185010:INFO:signin_screen_handler.cc(1214)] Login WebUI >> active: 1, source: gaia-signin
[14249:14249:0404/185010:WARNING:shell.cc(299)] Instance: exe:chrome attempting to register an instance for a process it created for target: exe:chrome_renderer without the mojo:shell{client_process} capability class.
[14249:14249:0404/185010:INFO:CONSOLE(12159)] "Finished loading asset bundle", source: chrome://oobe/oobe.js (12159)
[14249:14303:0404/185010:WARNING:fake_gaia.cc(311)] Serving request /embedded/setup/chromeos
localhost - - [04/Apr/2016 18:50:10] "GET /embedded/setup/chromeos?chrometype=chromedevice&client_id=dummytoken&client_version=51.0.2700.0&platform_version=0.0.0.0&endpoint_gen=1.0&hl=en-US HTTP/1.1" 200 -
[14249:14249:0404/185010:WARNING:CONSOLE(2253)] "Unrecognized message from GAIA: clearOldAttempts", source: chrome://oobe/gaia_auth_host.js (2253)
[14249:14249:0404/185010:WARNING:CONSOLE(2253)] "Unrecognized message from GAIA: clearOldAttempts", source: chrome://oobe/gaia_auth_host.js (2253)
[14249:14249:0404/185010:WARNING:CONSOLE(2253)] "Unrecognized message from GAIA: clearOldAttempts", source: chrome://oobe/gaia_auth_host.js (2253)
[14249:14249:0404/185010:WARNING:CONSOLE(2253)] "Unrecognized message from GAIA: clearOldAttempts", source: chrome://oobe/gaia_auth_host.js (2253)
[14249:14303:0404/185010:ERROR:fake_gaia.cc(314)] Unhandled request /favicon.ico
[14249:14303:0404/185010:WARNING:embedded_test_server.cc(190)] Request not handled. Returning 404: /favicon.ico
localhost - - [04/Apr/2016 18:50:10] "GET /favicon.ico HTTP/1.1" 404 -
[14249:14303:0404/185010:WARNING:fake_gaia.cc(311)] Serving request /_/embedded/lookup/accountlookup
localhost - - [04/Apr/2016 18:50:10] "POST /_/embedded/lookup/accountlookup HTTP/1.1" 200 -
[14249:14303:0404/185010:WARNING:fake_gaia.cc(311)] Serving request /_/embedded/signin/challenge
localhost - - [04/Apr/2016 18:50:10] "POST /_/embedded/signin/challenge HTTP/1.1" 200 -
[14249:14303:0404/185010:WARNING:fake_gaia.cc(311)] Serving request /oauth2/v4/token
localhost - - [04/Apr/2016 18:50:10] "POST /oauth2/v4/token HTTP/1.1" 200 -
[14249:14249:0404/185010:INFO:lock_state_controller.cc(235)] LockStateController::OnLoginStateChanged login_status_: 0, status: 2
[14249:14249:0404/185010:WARNING:user_cloud_policy_store_chromeos.cc(152)] Failed to load legacy policy cache: 1
[14249:14303:0404/185010:WARNING:fake_gaia.cc(311)] Serving request /oauth2/v4/token
localhost - - [04/Apr/2016 18:50:10] "POST /oauth2/v4/token HTTP/1.1" 200 -
Failed to load policies from /tmp/.org.chromium.Chromium.TNEy7y/policy.json
localhost - - [04/Apr/2016 18:50:10] "POST /device_management?request=register&devicetype=2&apptype=Chrome&agent=Chromium+51.0.2700.0(fdd9d2dd4cf25ded17857fad6960af3faf6c24c4-refs%2Fheads%2Fmaster%40%7B%23385066%7D)&platform=Linux%2CCrOS%2Cunknown%7Cx86_64%2Cunknown%7C12.4.0&oauth_token=fake-userinfo-token&deviceid=FD32511C-5BF9-419D-BA64-1E7D64AC6B77 HTTP/1.1" 500 -
[14249:14249:0404/185010:WARNING:device_management_service.cc(226)] DMServer sent an error response: 500
[14249:14249:0404/185010:ERROR:user_cloud_policy_manager_chromeos.cc(425)] Policy fetch failed for user@example.com - aborting profile initialization
[14249:14249:0404/185010:INFO:power_button_observer.cc(69)] Destroying PowerButtonObserver 0x2553b9fc26f0

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/1040029cf3f6a02e6f7c9f17a939c09ed59650b6

commit 1040029cf3f6a02e6f7c9f17a939c09ed59650b6
Author: maniscalco <maniscalco@chromium.org>
Date: Tue Apr 05 16:24:02 2016

Disable flaky test UserCloudPolicyManagerTest.ErrorLoadingPolicy

BUG=600617
TBR=bartfab@chromium.org

Review URL: https://codereview.chromium.org/1862673002

Cr-Commit-Position: refs/heads/master@{#385186}

[modify] https://crrev.com/1040029cf3f6a02e6f7c9f17a939c09ed59650b6/chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos_browsertest.cc

No obvious culprit.  Disabled test.  Assigning to bartfab (from OWNERS) to follow up.

Detected 3 new flakes for test/step "UserCloudPolicyManagerTest.ErrorLoadingPolicy". To see the actual flakes, please visit https://chromium-try-flakes.appspot.com/all_flake_occurrences?key=ahVzfmNocm9taXVtLXRyeS1mbGFrZXNyOAsSBUZsYWtlIi1Vc2VyQ2xvdWRQb2xpY3lNYW5hZ2VyVGVzdC5FcnJvckxvYWRpbmdQb2xpY3kM. This message was posted automatically by the chromium-try-flakes app. Since flakiness is ongoing, the issue was moved back into Sheriff Bug Queue (unless already there).

Dropping into the enterprise triage queue.

Removing from Sheriff's queue now that the test has been disabled.

This seems weird to me, because I don't actually see what the test failure is.

This issue has been available for more than 365 days, and should be re-evaluated. Please re-triage this issue.
The Hotlist-Recharge-Cold label is applied for tracking purposes, and should not be removed after re-triaging the issue.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot