qmltestrunner::WheelEvents::test_wheel() fails during qt5.git integration in '5.10'

Module "qt/qtdeclarative" (72f320a266d7f6e8055fdb57d0996363fcbc027a) Failed test(s): /Users/qt/work/qt/qtdeclarative/tests/auto/qmltest/events:
agent:2017/09/03 09:43:03 build.go:570:
agent:2017/09/03 09:43:03 build.go:401: Executing instruction 128 of 177 - RunQtUnitTest
agent:2017/09/03 09:43:03 build.go:279: [make check -j1] 900 900
/Users/qt/work/install/bin/qmltestrunner

• • • • • • • • • Start testing of qmltestrunner *********
                  Config: Using QtTest library 5.10.0, Qt 5.10.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by Clang 8.1.0 (clang-802.0.42) (Apple))
                  PASS : qmltestrunner::mouserelease::initTestCase()
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(short)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(long)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(nothing_short)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(long_nothing)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(short_update)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(long_update)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(nothing_short_up)
                  PASS : qmltestrunner::mouserelease::test_doSomethingInsteadOfDragging(long_nothing_up)
                  PASS : qmltestrunner::mouserelease::test_mouseDrag(short)
                  PASS : qmltestrunner::mouserelease::test_mouseDrag(long)
                  PASS : qmltestrunner::mouserelease::test_mouseDrag(longshort)
                  PASS : qmltestrunner::mouserelease::test_mouseDrag(shortlong)
                  PASS : qmltestrunner::mouserelease::cleanupTestCase()
                  PASS : qmltestrunner::Events::initTestCase()
                  SKIP : qmltestrunner::Events::test_key_click() test_key_click() is unstable, QTBUG-27671
                  Loc: [/Users/qt/work/qt/qtdeclarative/tests/auto/qmltest/events/tst_events.qml(93)]
                  PASS : qmltestrunner::Events::test_mouse_click()
                  QWARN : qmltestrunner::Events::test_mouse_click_subwindow() qt.qpa.cocoa.window: Window position outside any known screen, using primary screen
                  PASS : qmltestrunner::Events::test_mouse_click_subwindow()
                  PASS : qmltestrunner::Events::test_mouse_doubleclick()
                  PASS : qmltestrunner::Events::cleanupTestCase()
                  PASS : qmltestrunner::touch::initTestCase()
                  PASS : qmltestrunner::touch::test_childMapping()
                  PASS : qmltestrunner::touch::test_fullSequence()
                  PASS : qmltestrunner::touch::test_secondWindow()
                  PASS : qmltestrunner::touch::test_simpleChain()
                  PASS : qmltestrunner::touch::cleanupTestCase()
                  PASS : qmltestrunner::WheelEvents::initTestCase()
                  FAIL! : qmltestrunner::WheelEvents::test_wheel() 'verify()' returned FALSE. ()
                  Loc: [/Users/qt/work/qt/qtdeclarative/tests/auto/qmltest/events/tst_wheel.qml(69)]
                  PASS : qmltestrunner::WheelEvents::cleanupTestCase()
                  Totals: 27 passed, 1 failed, 1 skipped, 0 blacklisted, 9161ms
                • Finished testing of qmltestrunner *********
                  make: *** [check] Error 1

agent:2017/09/03 09:43:13 build.go:203: Process finished with error: exit status 2
agent:2017/09/03 09:43:13 build.go:155: Error reading from stdout/err: exit status 2
agent:2017/09/03 09:43:13 agent.go:76: ERROR building: exit status 2

Build log: https://testresults.qt.io/logs/qt/qtdeclarative/aa4944c3d78267aa1d44b92605bbb0e475546d20/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-8-82c315DebugAndRelease_Release/de65a0ed3e5ad7442210f889b0ffecf57bb2a30c/test_1504418331/testlog.txt.gz

Details: https://testresults.qt.io/coin/integration/qt/qt5/tasks/1504418083

Tested changes (refs/builds/qtci/5.10/1504418077):
https://codereview.qt-project.org/#/q/e38a07f4e133cc5571b6649fc378301f971d3358,n,z Update submodules on '5.10' in qt5