tst_Selftests::runSubTest(maxwarnings all loggers) fails in macOS 10.11

QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) <<<<<<
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "********* Start testing of MaxWarnings *********"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "Config: Using QtTest library 5.8.0, Qt 5.8.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by Clang 7.0.2 (clang-700.1.81) (Apple))"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "PASS : MaxWarnings::initTestCase()"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 0"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 1"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 2"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 3"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 4"
...
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 1709"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 1710"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 1711"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWar"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) ======
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "********* Start testing of MaxWarnings *********"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "Config: Using QtTest library @INSERT_QT_VERSION_HERE@, Qt @INSERT_QT_VERSION_HERE@"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "PASS : MaxWarnings::initTestCase()"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 0"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 1"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 2"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 3"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 4"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 5"
...
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 277"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 278"
QDEBUG : tst_Selftests::runSubTest(maxwarnings all loggers) "QWARN : MaxWarnings::warn() 279"
QSYSTEM: tst_Selftests::runSubTest(maxwarnings all loggers) Maximum amount of warnings exceeded. Use -maxwarnings to override.
FAIL! : tst_Selftests::runSubTest(maxwarnings all loggers) 'res.count() == exp.count()' returned FALSE. (Mismatch in line count: 1716 != 2010 (txt, expected_maxwarnings.txt).)
Loc: [../tst_selftests.cpp(721)]