tst_QSoundEffect asserts with pulse/operation.c:67, function pa_operation_unref()

/home/qt/work/qt/qtmultimedia/tests/auto/integration/qsoundeffect/target_wrapper.sh  ./tst_qsoundeffect -o /home/qt/work/testresults/tests/auto/integration/qsoundeffect395213342,xml -o -,txt
********* Start testing of tst_QSoundEffect *********
Config: Using QtTest library 5.8.0, Qt 5.8.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by GCC 5.3.1 20160406 (Red Hat 5.3.1-6))
PASS   : tst_QSoundEffect::initTestCase()
PASS   : tst_QSoundEffect::testSource()
BFAIL  : tst_QSoundEffect::testLooping() Compared values are not the same
   Actual   (sound->loopsRemaining())    : 0
   Expected (int(QSoundEffect::Infinite)): -2
   Loc: [tst_qsoundeffect.cpp(201)]
PASS   : tst_QSoundEffect::testVolume()
PASS   : tst_QSoundEffect::testMuting()
QWARN  : tst_QSoundEffect::testPlaying() QSoundEffect(pulseaudio): Error decoding source
PASS   : tst_QSoundEffect::testPlaying()
QWARN  : tst_QSoundEffect::testStatus() QSoundEffect(pulseaudio): Error decoding source
PASS   : tst_QSoundEffect::testStatus()
PASS   : tst_QSoundEffect::testDestroyWhilePlaying()
PASS   : tst_QSoundEffect::testDestroyWhileRestartPlaying()
Assertion 'o' failed at pulse/operation.c:67, function pa_operation_unref(). Aborting.
make: *** [check] Aborted (core dumped)

agent:2016/06/14 12:53:56 build.go:206: Process finished with error: exit status 2
agent:2016/06/14 12:53:56 agent.go:170: Test failed
agent:2016/06/14 12:53:56 agent.go:127: ERROR building: Error unmarshalling testlib xml output: XML syntax error on line 55: unexpected EOF
agent:2016/06/14 12:53:56 build.go:158: Error reading from stdout/err: exit status 2