QString::realloc (this=0x3659b28, alloc=13) at /usr/include/x86_64-linux-gnu/bits/string3.h:52 utf16 (this=0x3659b28) at tools/qstring.cpp:4927 QString::utf16 (this=0x3659b28) at tools/qstring.cpp:4923 QString::toUcs4 (this=0x3659b28) at tools/qstring.cpp:3806 qpycore_PyObject_FromQString(QString const&) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so