tst_combobox crash

PASS   : tst_controls::ComboBox::test_listModel()
 jom: C:\Users\qt\work\qt\qtquickcontrols2\tests\auto\controls\Makefile.Release [check] Error 2
 jom: C:\Users\qt\work\qt\qtquickcontrols2\tests\auto\controls\Makefile [release-check] Error 2
 
 agent:2015/12/18 18:40:40 build.go:200: Process finished with error: exit status 2
 agent:2015/12/18 18:40:40 build.go:152: Error reading from stdout/err: exit status 2
 agent:2015/12/18 18:40:40 agent.go:180: Test failed
 agent:2015/12/18 18:40:40 agent.go:137: ERROR building: Error unmarshalling testlib xml output: EOF
 Build log: http://testresults.qt.io/logs/qt/qtquickcontrols2/e9d78be01a7947006b7f163f830068c4e18c735c/WindowsWindows_8_1x86_64WindowsWindows_8_1x86_64MSVC2013DebugAndRelease_Release_OpenGLDynamic/f08059f91be137e8d6103ebde2427c36e09eb413/testrun_1450455977/testlog.txt.gz
 Details: http://testresults.qt.io/coin/integration/qt/qtquickcontrols2/tasks/1450455977.thrift_bin

PASS   : tst_controls::ComboBox::test_listModel()
 Segmentation fault (core dumped)
 make: *** [check] Error 139
 
 agent:2015/12/17 22:59:42 build.go:200: Process finished with error: exit status 2
 agent:2015/12/17 22:59:42 build.go:152: Error reading from stdout/err: exit status 2
 agent:2015/12/17 22:59:42 agent.go:180: Test failed
 agent:2015/12/17 22:59:43 agent.go:137: ERROR building: Error unmarshalling testlib xml output: EOF
 Build log: http://testresults.qt.io/logs/qt/qtquickcontrols2/04c0ff6ba4c66f8dba11aaac2db681f696c5af83/LinuxUbuntu_14_04x86_64LinuxUbuntu_14_04x86_64GCCNoWidgets/f08059f91be137e8d6103ebde2427c36e09eb413/testrun_1450385551/testlog.txt.gz
 Details: http://testresults.qt.io/coin/integration/qt/qtquickcontrols2/tasks/1450385551.thrift_bin