tst_QApplication::focusWidget() and focusMouseClick() failed on macos 10.15 in CI

agent:2021/01/27 21:28:39 build.go:379: 424: Test command: /Applications/CMake.app/Contents/bin/cmake "-P" "/Users/qt/work/qt/qtbase_standalone_tests/tests/auto/widgets/kernel/qapplication/test/tst_qapplicationWrapperRelWithDebInfo.cmake"
agent:2021/01/27 21:28:39 build.go:379: 424: Test timeout computed to be: 1500
agent:2021/01/27 21:28:39 build.go:379: 424: ********* Start testing of tst_QApplication *********
agent:2021/01/27 21:28:39 build.go:379: 424: Config: Using QtTest library 6.1.0, Qt 6.1.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by Clang 12.0.0 (clang-1200.0.32.28) (Apple)), macos 10.15
agent:2021/01/27 21:28:39 build.go:379: 424: PASS   : tst_QApplication::initTestCase()
...
agent:2021/01/27 21:29:17 build.go:379: 424: FAIL!  : tst_QApplication::focusWidget() 'QTest::qWaitForWindowActive(&w)' returned FALSE. ()
agent:2021/01/27 21:29:17 build.go:379: 424:    Loc: [/Users/qt/work/qt/qtbase/tests/auto/widgets/kernel/qapplication/tst_qapplication.cpp(1588)]
agent:2021/01/27 21:29:17 build.go:379: 424: PASS   : tst_QApplication::focusChanged()
agent:2021/01/27 21:29:21 build.go:379: 424: PASS   : tst_QApplication::focusOut()
agent:2021/01/27 21:29:43 build.go:379: 424: FAIL!  : tst_QApplication::focusMouseClick() Compared pointers are not the same
agent:2021/01/27 21:29:43 build.go:379: 424:    Loc: [/Users/qt/work/qt/qtbase/tests/auto/widgets/kernel/qapplication/tst_qapplication.cpp(1858)]
...
agent:2021/01/27 21:29:55 build.go:379: 424: PASS   : tst_QApplication::cleanupTestCase()
agent:2021/01/27 21:29:55 build.go:379: 424: Totals: 69 passed, 2 failed, 1 skipped, 0 blacklisted, 75950ms
agent:2021/01/27 21:29:55 build.go:379: 424: ********* Finished testing of tst_QApplication *********