tst_generatedOutput failed on Ubuntu 24.04 offscreen(arm64)

agent:2024/08/03 08:47:41 build.go:404: 20: ********* Start testing of tst_generatedOutput *********
agent:2024/08/03 08:47:41 build.go:404: 20: Config: Using QtTest library 6.9.0, Qt 6.9.0 (arm64-little_endian-lp64 shared (dynamic) release build; by GCC 13.2.0), ubuntu 24.04
agent:2024/08/03 08:47:41 build.go:404: 20: PASS   : tst_generatedOutput::initTestCase()
agent:2024/08/03 08:47:41 build.go:404: 20: QINFO  : tst_generatedOutput::htmlFromCpp() Received errors:
agent:2024/08/03 08:47:41 build.go:404: 20: qt.qdoc: Could not create PCH file for  "TestCPP"
agent:2024/08/03 08:47:41 build.go:404: 20: (qdoc) Could not parse source file "/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/testcpp/testcpp.cpp"  error code: 1
agent:2024/08/03 08:47:41 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/testcpp/classlists.qdoc:33: (qdoc) warning: Can't link to 'TestQDoc::TestDerived'
agent:2024/08/03 08:47:41 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/testcpp/classlists.qdoc:41: (qdoc) warning: '\generatelist testgroup' no such group
agent:2024/08/03 08:47:41 build.go:404: 20: QDoc: error: Documentation warnings (2) exceeded the limit (0) for 'TestCPP'.
agent:2024/08/03 08:47:41 build.go:404: 20: 
agent:2024/08/03 08:47:41 build.go:404: 20: FAIL!  : tst_generatedOutput::htmlFromCpp() Running qdoc failed with exit code 2: Unknown error
agent:2024/08/03 08:47:41 build.go:404: 20:    Loc: [/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/tst_generatedoutput.cpp(81)]
agent:2024/08/03 08:47:41 build.go:404: 20: QINFO  : tst_generatedOutput::inheritedQmlPropertyGroups() Received errors:
agent:2024/08/03 08:47:41 build.go:404: 20: qt.qdoc: Could not create PCH file for  "TestCPP"
agent:2024/08/03 08:47:41 build.go:404: 20: (qdoc) Could not parse source file "/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/cmaketest/main.cpp"  error code: 1
agent:2024/08/03 08:47:41 build.go:404: 20: (qdoc) Could not parse source file "/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/type.cpp"  error code: 1
agent:2024/08/03 08:47:41 build.go:404: 20: (qdoc) Could not parse source file "/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/testcpp/testcpp.cpp"  error code: 1
agent:2024/08/03 08:47:41 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/parent.qdoc:4: (qdoc) warning: Can't link to 'QDoc.Test QML Module'
agent:2024/08/03 08:47:41 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/parent.qdoc:4: (qdoc) warning: Could not resolve QML import statement for type 'AbstractParent'
...
agent:2024/08/03 08:47:42 build.go:404: 20:     [Maybe you forgot to use the '\inqmlmodule' command?]
agent:2024/08/03 08:47:42 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/doctest/DocTest.qml:6: (qdoc) warning: Already generated qml-doctest-members.html for this project
agent:2024/08/03 08:47:42 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/doctest/DocTest.qml:6: (qdoc) warning: Can't link to 'QDoc.Test QML Module'
agent:2024/08/03 08:47:42 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/doctest/DocTest.qml:6: (qdoc) warning: Undocumented QML module 'Test.NoVer' referred by type 'DocTest' or its members
agent:2024/08/03 08:47:42 build.go:404: 20:     [Maybe you forgot to document '\qmlmodule Test.NoVer'?]
agent:2024/08/03 08:47:42 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/componentset/examples.qdoc:4: (qdoc) warning: componentset: Example documentation should have at least one '\image'
agent:2024/08/03 08:47:42 build.go:404: 20: /home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/testdata/qml/doctest/DocTest.qml:6: (qdoc) warning: Already generated qml-doctest.xml for this project
agent:2024/08/03 08:47:42 build.go:404: 20: QDoc: error: Documentation warnings (35) exceeded the limit (2) for 'Test'.
agent:2024/08/03 08:47:42 build.go:404: 20: 
agent:2024/08/03 08:47:42 build.go:404: 20: FAIL!  : tst_generatedOutput::noAutoList() Running qdoc failed with exit code 35: Unknown error
agent:2024/08/03 08:47:42 build.go:404: 20:    Loc: [/home/qt/work/qt/qttools/src/qdoc/qdoc/tests/generatedoutput/tst_generatedoutput.cpp(81)]
agent:2024/08/03 08:47:42 build.go:404: 20: PASS   : tst_generatedOutput::cleanupTestCase()
agent:2024/08/03 08:47:42 build.go:404: 20: Totals: 2 passed, 9 failed, 0 skipped, 0 blacklisted, 579ms
agent:2024/08/03 08:47:42 build.go:404: 20: ********* Finished testing of tst_generatedOutput *********