gdb bt of fecapi_async_ldpc_encoders

gistfile1.txt

#0  0x00007ffff782dcc9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1  0x00007ffff78310d8 in __GI_abort () at abort.c:89
#2  0x00007ffff786a394 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7ffff7978b28 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#3  0x00007ffff787666e in malloc_printerr (ptr=<optimized out>, str=0x7ffff7978c58 "double free or corruption (out)", action=1) at malloc.c:4996
#4  _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3840
#5  0x00007ffff535f7b8 in QString::free(QString::Data*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fffd6911171 in QwtText::~QwtText() () from /opt/qwt-6.1.0/lib/libqwt.so.6
#7  0x00007fffd6901941 in QwtScaleDraw::labelRect(QFont const&, double) const () from /opt/qwt-6.1.0/lib/libqwt.so.6
#8  0x00007fffd6902622 in QwtScaleDraw::minLabelDist(QFont const&) const () from /opt/qwt-6.1.0/lib/libqwt.so.6
#9  0x00007fffd6902eeb in QwtScaleDraw::minLength(QFont const&) const () from /opt/qwt-6.1.0/lib/libqwt.so.6
#10 0x00007fffd695acdb in QwtScaleWidget::minimumSizeHint() const () from /opt/qwt-6.1.0/lib/libqwt.so.6
#11 0x00007fffd6919e55 in QwtPlot::sizeHint() const () from /opt/qwt-6.1.0/lib/libqwt.so.6
#12 0x00007ffff2f5854c in QWidgetItemV2::updateCacheIfNecessary() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#13 0x00007ffff2f5880d in QWidgetItemV2::minimumSize() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#14 0x00007ffff2f4da81 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#15 0x00007ffff2f4e095 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#16 0x00007ffff2f4e1ad in QGridLayout::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#17 0x00007ffff2f54b64 in QLayout::totalSizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#18 0x00007ffff2f68b10 in QWidget::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#19 0x00007ffff2f5854c in QWidgetItemV2::updateCacheIfNecessary() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#20 0x00007ffff2f5885d in QWidgetItemV2::maximumSize() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007ffff2f3aa48 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#22 0x00007ffff2f3b0b6 in QBoxLayout::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#23 0x00007ffff3f86790 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#24 0x00007ffff2f54b64 in QLayout::totalSizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#25 0x00007ffff2f68b10 in QWidget::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#26 0x00007ffff3f8c560 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#27 0x00007ffff339c83e in QScrollArea::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#28 0x00007ffff3d7dfd0 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#29 0x00007ffff2f5854c in QWidgetItemV2::updateCacheIfNecessary() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#30 0x00007ffff2f5885d in QWidgetItemV2::maximumSize() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#31 0x00007ffff2f3aa48 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#32 0x00007ffff2f3b0e6 in QBoxLayout::minimumSize() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007ffff3f864d0 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#34 0x00007ffff2f54af4 in QLayout::totalMinimumSize() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#35 0x00007ffff2f56372 in QLayout::activate() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#36 0x00007ffff2f7b614 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#37 0x00007ffff3f5b48c in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#38 0x00007ffff3f12d2a in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#39 0x000000000049968d in PyEval_EvalFrameEx ()
#40 0x00000000004a1634 in ?? ()
#41 0x000000000044e4a5 in PyRun_FileExFlags ()
#42 0x000000000044ec9f in PyRun_SimpleFileExFlags ()
#43 0x000000000044f904 in Py_Main ()
#44 0x00007ffff7818ec5 in __libc_start_main (main=0x44f9c2 <main>, argc=2, argv=0x7fffffffd988, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffd978) at libc-start.c:287
#45 0x0000000000578c4e in _start ()