Integration fails in qtbase with "Could not access the Package Manager. Is the system running?"

 
 452: 23
 Execute /opt/android/sdk/platform-tools/adb install -r -g /home/qt/work/qt/qtbase_standalone_tests/tests/auto/testlib/qsignalspy/android-build/tst_qsignalspy.apk.
 Performing Push Install
 /home/qt/work/qt/qtbase_standalone_tests/tests/auto/testlib/qsignalspy/android-build/tst_qsignalspy.apk: 1 file pushed, 0 skipped. 65.9 MB/s (8769175 bytes in 0.127s)
 Aborted
 Execute /opt/android/sdk/platform-tools/adb shell am start -e applicationArguments \"'-o output.txt,txt -o output.junitxml,junitxml -o output.xml,xml'\" -n org.qtproject.example.tst_qsignalspy/org.qtproject.qt.android.bindings.QtActivity.
 Aborted
 Execute /opt/android/sdk/platform-tools/adb uninstall org.qtproject.example.tst_qsignalspy.
 Error: Could not access the Package Manager.  Is the system running?
 qt-testrunner.py     INFO: Test process exited with code: 1
 qt-testrunner.py    ERROR: XML log file not found: /home/qt/work/testresults/tst_qsignalspy.xml
 
 453: Execute /opt/android/sdk/platform-tools/adb install -r -g /home/qt/work/qt/qtbase_standalone_tests/tests/auto/testlib/qsignalspy/android-build/tst_qsignalspy.apk.
 Performing Push Install
 /home/qt/work/qt/qtbase_standalone_tests/tests/auto/testlib/qsignalspy/android-build/tst_qsignalspy.apk: 1 file pushed, 0 skipped. 65.9 MB/s (8769175 bytes in 0.127s)
 Aborted
 Execute /opt/android/sdk/platform-tools/adb shell am start -e applicationArguments \"'-o output.txt,txt -o output.junitxml,junitxml -o output.xml,xml'\" -n org.qtproject.example.tst_qsignalspy/org.qtproject.qt.android.bindings.QtActivity.
 Aborted
 Execute /opt/android/sdk/platform-tools/adb uninstall org.qtproject.example.tst_qsignalspy.
 Error: Could not access the Package Manager.  Is the system running?
 qt-testrunner.py     INFO: Test process exited with code: 1
 qt-testrunner.py    ERROR: XML log file not found: /home/qt/work/testresults/tst_qsignalspy.xml
 qt-testrunner.py    ERROR: Uncontrolled test CRASH! Details:
 
 484: Error: Could not access the Package Manager.  Is the system running?
 Execute /opt/android/sdk/platform-tools/adb shell am start -e applicationArguments \"'-o output.xml,xml -o output.junitxml,junitxml -o output.txt,txt'\" -n org.qtproject.example.tst_qsignalspy/org.qtproject.qt.android.bindings.QtActivity.
 Error type 2
 android.util.AndroidException: Can't connect to activity manager; is the system running?
 	at com.android.commands.am.Am.onRun(Am.java:353)
 	at com.android.internal.os.BaseCommand.run(BaseCommand.java:47)
 	at com.android.commands.am.Am.main(Am.java:100)
 	at com.android.internal.os.RuntimeInit.nativeFinishInit(Native Method)
 	at com.android.internal.os.RuntimeInit.main(RuntimeInit.java:251)
 Execute /opt/android/sdk/platform-tools/adb uninstall org.qtproject.example.tst_qsignalspy.
 Failure [DELETE_FAILED_INTERNAL_ERROR]
 
 486: Error type 2
 android.util.AndroidException: Can't connect to activity manager; is the system running?
 	at com.android.commands.am.Am.onRun(Am.java:353)
 	at com.android.internal.os.BaseCommand.run(BaseCommand.java:47)
 	at com.android.commands.am.Am.main(Am.java:100)
 	at com.android.internal.os.RuntimeInit.nativeFinishInit(Native Method)
 	at com.android.internal.os.RuntimeInit.main(RuntimeInit.java:251)
 Execute /opt/android/sdk/platform-tools/adb uninstall org.qtproject.example.tst_qsignalspy.
 Failure [DELETE_FAILED_INTERNAL_ERROR]
 qt-testrunner.py     INFO: Test process exited with code: 1
 qt-testrunner.py    ERROR: XML log file not found: /home/qt/work/testresults/tst_qsignalspy.xml
 
 487: android.util.AndroidException: Can't connect to activity manager; is the system running?
 	at com.android.commands.am.Am.onRun(Am.java:353)
 	at com.android.internal.os.BaseCommand.run(BaseCommand.java:47)
 	at com.android.commands.am.Am.main(Am.java:100)
 	at com.android.internal.os.RuntimeInit.nativeFinishInit(Native Method)
 	at com.android.internal.os.RuntimeInit.main(RuntimeInit.java:251)
 Execute /opt/android/sdk/platform-tools/adb uninstall org.qtproject.example.tst_qsignalspy.
 Failure [DELETE_FAILED_INTERNAL_ERROR]
 qt-testrunner.py     INFO: Test process exited with code: 1
 qt-testrunner.py    ERROR: XML log file not found: /home/qt/work/testresults/tst_qsignalspy.xml
 qt-testrunner.py    ERROR: Uncontrolled test CRASH! Details:
 
 498: Traceback (most recent call last):
   File "/home/qt/work/install/libexec/qt-testrunner.py", line 320, in main
     failed_functions = parse_log(results_file)
   File "/home/qt/work/install/libexec/qt-testrunner.py", line 194, in parse_log
     tree = ET.parse(results_file)
   File "/usr/lib64/python3.6/xml/etree/ElementTree.py", line 1196, in parse
     tree.parse(source, parser)
   File "/usr/lib64/python3.6/xml/etree/ElementTree.py", line 586, in parse
     source = open(source, "rb")
 FileNotFoundError: [Errno 2] No such file or directory: '/home/qt/work/testresults/tst_qsignalspy.xml'
 qt-testrunner.py    ERROR: Full test run failed repeatedly, aborting!