browser_tests failing on chromium.chromiumos/Linux ChromiumOS Tests (dbg)(1)

Builders failed on: 
- Linux ChromiumOS Tests (dbg)(1): 
  https://build.chromium.org/p/chromium.chromiumos/builders/Linux%20ChromiumOS%20Tests%20%28dbg%29%281%29

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[ RUN      ] FirstRunUIBrowserTest.FirstRunFlow
[28563:28563:0725/180526.522075:WARNING:chrome_browser_main_chromeos.cc(544)] Running as stub user with profile dir: test-user
[28563:28853:0725/180527.285594:ERROR:logging_chrome.cc(180)] Unable to create symlink /b/s/w/ite9I6f1/.org.chromium.Chromium.PqKkf3/dZnn5Hk/test-user/chrome_debug.log pointing at /b/s/w/ite9I6f1/.org.chromium.Chromium.PqKkf3/dZnn5Hk/test-user/chrome_debug_20170725-180527.log: No such file or directory (2)
[28563:28875:0725/180528.331791:WARNING:freezer_cgroup_process_manager.cc(62)] Cgroup freezer does not exist or is not writable. Unable to freeze renderer processes.
[28563:28563:0725/180530.060427:FATAL:l10n_util.cc(729)] Check failed: std::string::npos != pos (18446744073709551615 vs. 18446744073709551615) Didn't find a $1 placeholder in Discover more features or get answers. Select ??? for help.
#0 0x7fac62bdcd5b base::debug::StackTrace::StackTrace()
#1 0x7fac62bdb91c base::debug::StackTrace::StackTrace()
#2 0x7fac62c47667 logging::LogMessage::~LogMessage()
#3 0x7fac5e5da2bd l10n_util::GetStringFUTF16()
#4 0x7fac5e5da4cf l10n_util::GetStringFUTF16()
#5 0x000007b44a11 (anonymous namespace)::SetLocalizedStrings()
#6 0x000007b446fd (anonymous namespace)::CreateDataSource()
#7 0x000007b4457c chromeos::FirstRunUI::FirstRunUI()
#8 0x000007b2e2cf (anonymous namespace)::NewWebUI<>()
#9 0x000007b2cb22 ChromeWebUIControllerFactory::CreateWebUIControllerForURL()
#10 0x7fac5ada5047 content::WebUIControllerFactoryRegistry::CreateWebUIControllerForURL()
#11 0x7fac5ad390bf content::WebContentsImpl::CreateWebUI()
#12 0x7fac5ad4cb6c content::WebContentsImpl::CreateWebUIForRenderFrameHost()
#13 0x7fac5ad4cbb6 content::WebContentsImpl::CreateWebUIForRenderFrameHost()
#14 0x7fac5a42395b content::RenderFrameHostImpl::UpdatePendingWebUI()
#15 0x7fac5a46f836 content::RenderFrameHostManager::UpdateStateForNavigate()
#16 0x7fac5a46ed0d content::RenderFrameHostManager::Navigate()
#17 0x7fac5a4064fd content::NavigatorImpl::NavigateToEntry()
#18 0x7fac5a407808 content::NavigatorImpl::NavigateToPendingEntry()
#19 0x7fac5a3d47d8 content::NavigationControllerImpl::NavigateToPendingEntryInternal()
#20 0x7fac5a3cbc72 content::NavigationControllerImpl::NavigateToPendingEntry()
#21 0x7fac5a3cc18a content::NavigationControllerImpl::LoadEntry()
#22 0x7fac5a3ce08d content::NavigationControllerImpl::LoadURLWithParams()
#23 0x7fac5a3cd54f content::NavigationControllerImpl::LoadURL()
#24 0x7fac508d4064 views::WebView::LoadInitialURL()
#25 0x0000020b38f5 chromeos::FirstRunView::Init()
#26 0x0000020b1461 chromeos::FirstRunController::Init()
#27 0x0000020b1383 chromeos::FirstRunController::Start()
#28 0x0000020b0aaa chromeos::first_run::LaunchTutorial()
#29 0x0000018d46a9 chromeos::FirstRunUIBrowserTest::LaunchTutorial()
#30 0x0000018d3f35 chromeos::FirstRunUIBrowserTest_FirstRunFlow_Test::RunTestOnMainThread()
#31 0x0000051bd4b7 content::BrowserTestBase::ProxyRunTestOnMainThreadLoop()
#32 0x0000008feced _ZN4base8internal13FunctorTraitsIM25RenderViewContextMenuBaseFvvEvE6InvokeIP21RenderViewContextMenuJEEEvS4_OT_DpOT0_
#33 0x0000008fec01 _ZN4base8internal12InvokeHelperILb0EvE8MakeItSoIM25RenderViewContextMenuBaseFvvEJP21RenderViewContextMenuEEEvOT_DpOT0_
#34 0x0000051bf107 _ZN4base8internal7InvokerINS0_9BindStateIMN7content15BrowserTestBaseEFvvEJNS0_17UnretainedWrapperIS4_EEEEEFvvEE7RunImplIRKS6_RKSt5tupleIJS8_EEJLm0EEEEvOT_OT0_NS_13IndexSequenceIJXspT1_EEEE
#35 0x0000051bf04c _ZN4base8internal7InvokerINS0_9BindStateIMN7content15BrowserTestBaseEFvvEJNS0_17UnretainedWrapperIS4_EEEEEFvvEE3RunEPNS0_13BindStateBaseE
#36 0x0000008e61fd _ZNKR4base8CallbackIFvvELNS_8internal8CopyModeE1ELNS2_10RepeatModeE1EE3RunEv
#37 0x0000041f4ad2 ChromeBrowserMainParts::PreMainMessageLoopRunImpl()
#38 0x0000041f3860 ChromeBrowserMainParts::PreMainMessageLoopRun()
#39 0x000001f14bae chromeos::ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun()
#40 0x7fac5a02fcc1 content::BrowserMainLoop::PreMainMessageLoopRun()
#41 0x7fac59259b5d _ZN4base8internal13FunctorTraitsIMN7content14NetworkContextEFvvEvE6InvokeIPS3_JEEEvS5_OT_DpOT0_
#42 0x7fac5a038c11 _ZN4base8internal12InvokeHelperILb0EiE8MakeItSoIRKMN7content15BrowserMainLoopEFivEJPS5_EEEiOT_DpOT0_
#43 0x7fac5a038bb7 _ZN4base8internal7InvokerINS0_9BindStateIMN7content15BrowserMainLoopEFivEJNS0_17UnretainedWrapperIS4_EEEEEFivEE7RunImplIRKS6_RKSt5tupleIJS8_EEJLm0EEEEiOT_OT0_NS_13IndexSequenceIJXspT1_EEEE
#44 0x7fac5a038afc _ZN4base8internal7InvokerINS0_9BindStateIMN7content15BrowserMainLoopEFivEJNS0_17UnretainedWrapperIS4_EEEEEFivEE3RunEPNS0_13BindStateBaseE
#45 0x7fac5923a3fd _ZNKR4base8CallbackIFvvELNS_8internal8CopyModeE1ELNS2_10RepeatModeE1EE3RunEv
#46 0x7fac5acc188b content::StartupTaskRunner::RunAllTasksNow()
#47 0x7fac5a02d860 content::BrowserMainLoop::CreateStartupTasks()
#48 0x7fac5a03bc47 content::BrowserMainRunnerImpl::Initialize()
#49 0x7fac5a02a0cf content::BrowserMain()
#50 0x7fac5ba6b586 content::RunNamedProcessTypeMain()
#51 0x7fac5ba6d6fe content::ContentMainRunnerImpl::Run()
#52 0x7fac5ba6a1da content::ContentServiceManagerMainDelegate::RunEmbedderProcess()
#53 0x7fac5676b6af service_manager::Main()
#54 0x7fac5ba6b0ab content::ContentMain()
#55 0x0000051bd1dc content::BrowserTestBase::SetUp()
#56 0x00000413d00b InProcessBrowserTest::SetUp()
#57 0x00000088512e _ZN7testing8internal12InvokeHelperIRKNSt7__debug6vectorIPN12user_manager4UserESaIS6_EEESt5tupleIJEEE12InvokeMethodIN8chromeos15MockUserManagerEMSG_KFSA_vEEESA_PT_T0_RKSC_
#58 0x000002671be2 testing::internal::HandleExceptionsInMethodIfSupported<>()
#59 0x000002666e04 testing::Test::Run()
#60 0x00000266758d testing::TestInfo::Run()
#61 0x000002667b2f testing::TestCase::Run()