[SCXML] Event 'done.state.' is not generated with nested parallel states

#include <QCoreApplication>

#include <QScxmlStateMachine>
#include <QBuffer>
#include <QLoggingCategory>

namespace Scxml {
    static const char *chScxml =
    "<scxml datamodel=\"ecmascript\" name=\"ScxmlTestDoneThreeLevels\" version=\"1.0\" xmlns=\"http://www.w3.org/2005/07/scxml\">"
    "	<parallel id=\"p1\">"
    "		<onentry>"
    "			<send delay=\"1s\" event=\"timeout\"/>"
    "		</onentry>"
    "		<transition event=\"done.state.p1\" target=\"pass\"/>"
    "		<transition event=\"timeout\" target=\"fail\"/>"
    "		<parallel id=\"p2\">"
    "			<state id=\"s3\">"
    "				<final id=\"f3\"/>"
    "			</state>"
    "			<parallel id=\"p3\">"
    "				<state id=\"s4\">"
    "					<state id=\"s41\">"
    "						<transition target=\"f4\"/>"
    "					</state>"
    "					<final id=\"f4\"/>"
    "				</state>"
    "			</parallel>"
    "		</parallel>"
    "		<state id=\"s2\">"
    "			<final id=\"f2\"/>"
    "		</state>"
    "	</parallel>"
    "	<final id=\"pass\">"
    "		<onentry>"
    "			<log expr=\"'pass'\" label=\"Outcome\"/>"
    "		</onentry>"
    "	</final>"
    "	<final id=\"fail\">"
    "		<onentry>"
    "			<log expr=\"'fail'\" label=\"Outcome\"/>"
    "		</onentry>"
    "	</final>"
    "</scxml>";
} // end namespace: Scxml

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    QBuffer buffer;
    buffer.open(QBuffer::ReadWrite);
    buffer.write(Scxml::chScxml);
    buffer.seek(0);

    auto machine = QScxmlStateMachine::fromData(&buffer);

    machine->connectToState("fail",[](bool active){
        if (active) {
            qCritical() << "ERROR: I must not fail here!";
            QCoreApplication::exit(-1);
        }
    });

    machine->start();

    return a.exec();
}