.
Thread 4 (Thread 0x7f53c0a41700 (LWP 10148)):
#0  0x00007f53e94cf497 in futex_wake (private=<optimized out>, processes_to_wake=1, futex_word=0x56008e117350) at ../sysdeps/unix/sysv/linux/futex-internal.h:231
        __ret = 1
        res = <optimized out>
#1  __new_sem_post (sem=0x56008e117350) at sem_post.c:57
        isem = 0x56008e117350
        private = <optimized out>
        d = 4294967296
#2  0x000056008c1baddd in PyEval_SaveThread ()
No symbol table info available.
#3  0x000056008c231f6d in ?? ()
No symbol table info available.
#4  0x000056008c19a99e in PyEval_EvalFrameEx ()
No symbol table info available.
#5  0x000056008c191b3a in PyEval_EvalCodeEx ()
No symbol table info available.
#6  0x000056008c199e1f in PyEval_EvalFrameEx ()
No symbol table info available.
#7  0x000056008c191b3a in PyEval_EvalCodeEx ()
No symbol table info available.
#8  0x000056008c199e1f in PyEval_EvalFrameEx ()
No symbol table info available.
#9  0x000056008c191b3a in PyEval_EvalCodeEx ()
No symbol table info available.
#10 0x000056008c1ad9d5 in ?? ()
No symbol table info available.
#11 0x000056008c1c656e in ?? ()
No symbol table info available.
#12 0x000056008c1c611a in ?? ()
No symbol table info available.
#13 0x000056008c182a5b in ?? ()
No symbol table info available.
#14 0x000056008c199650 in PyEval_EvalFrameEx ()
No symbol table info available.
#15 0x000056008c199462 in PyEval_EvalFrameEx ()
No symbol table info available.
#16 0x000056008c199462 in PyEval_EvalFrameEx ()
No symbol table info available.
#17 0x000056008c191b3a in PyEval_EvalCodeEx ()
No symbol table info available.
#18 0x000056008c1ad809 in ?? ()
No symbol table info available.
#19 0x000056008c1c656e in ?? ()
No symbol table info available.
#20 0x000056008c17d90e in PyObject_Call ()
No symbol table info available.
#21 0x000056008c19dad0 in PyEval_CallObjectWithKeywords ()
No symbol table info available.
#22 0x000056008c22f812 in ?? ()
No symbol table info available.
#23 0x00007f53e94c57fc in start_thread (arg=0x7f53c0a41700) at pthread_create.c:465
        pd = 0x7f53c0a41700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139997690992384, -7410999590028822058, 140727009341934, 140727009341935, 139997690992384, 23, 7458337476736989654, 7458248762818050518}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#24 0x00007f53e91f2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7f53d2ca4700 (LWP 9987)):
#0  0x00007f53e91e6901 in __GI___poll (fds=0x56008e7bb9d0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f53e577a169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f53e577a502 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f53dd1a3b26 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f53e57a1645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f53e94c57fc in start_thread (arg=0x7f53d2ca4700) at pthread_create.c:465
        pd = 0x7f53d2ca4700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139997995484928, -7410999590028822058, 140727009341806, 140727009341807, 139997995484928, 139997995485632, 7458368588943210966, 7458248762818050518}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f53e91f2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 2 (Thread 0x7f53d34a5700 (LWP 9986)):
#0  0x00007f53e91e6901 in __GI___poll (fds=0x56008e7b0010, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f53e577a169 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f53e577a27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f53e577a2c1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f53e57a1645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f53e94c57fc in start_thread (arg=0x7f53d34a5700) at pthread_create.c:465
        pd = 0x7f53d34a5700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139998003877632, -7410999590028822058, 140727009341422, 140727009341423, 139998003877632, 139998003878336, 7458367492115937750, 7458248762818050518}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f53e91f2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 1 (Thread 0x7f53e98d1740 (LWP 9979)):
#0  0x00007f53e281d8a5 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.x86_64-linux-gnu.so
No symbol table info available.
#1  0x00007f53e7bc52de in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#2  0x00007f53e6eb46ac in QCleanlooksStyle::polish(QWidget*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#3  0x00007f53e6e7f81d in QGtkStyle::polish(QWidget*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#4  0x00007f53e6b49a46 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#5  0x00007f53e7ba2abb in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#6  0x00007f53e6af303c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#7  0x00007f53e6af9f76 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#8  0x00007f53e7bb7276 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#9  0x00007f53e65c68ad in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#10 0x00007f53e6b46481 in QWidget::ensurePolished() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#11 0x00007f53e6b49fc8 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#12 0x00007f53e7ba2abb in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#13 0x00007f53e6af303c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#14 0x00007f53e6af9f76 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#15 0x00007f53e7bb7276 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#16 0x00007f53e65c68ad in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#17 0x00007f53e65ca366 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#18 0x00007f53e65f709e in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#19 0x00007f53e5779fb7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#20 0x00007f53e577a1f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#21 0x00007f53e577a27c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#22 0x00007f53e65f720e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#23 0x00007f53e6ba0666 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#24 0x00007f53e65c512f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#25 0x00007f53e65c5495 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#26 0x00007f53e65cb459 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#27 0x00007f53e7b6b96b in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so
No symbol table info available.
#28 0x000056008c19477a in PyEval_EvalFrameEx ()
No symbol table info available.
#29 0x000056008c191b3a in PyEval_EvalCodeEx ()
No symbol table info available.
#30 0x000056008c1c250f in ?? ()
No symbol table info available.
#31 0x000056008c1bd202 in PyRun_FileExFlags ()
No symbol table info available.
#32 0x000056008c1bccad in PyRun_SimpleFileExFlags ()
No symbol table info available.
#33 0x000056008c16bd7b in Py_Main ()
No symbol table info available.
#34 0x00007f53e90ff1c1 in __libc_start_main (main=0x56008c16b6e0 <main>, argc=3, argv=0x7ffd8f670f78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd8f670f68) at ../csu/libc-start.c:308
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 3830258099443481046, 94560350287312, 140727009349488, 0, 0, 7412302582682761686, 7458248216232212950}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffd8f670f98, 0x7f53e9906150}, data = {prev = 0x0, cleanup = 0x0, canceltype = -1889071208}}}
        not_first_call = <optimized out>
#35 0x000056008c16b5fa in _start ()
No symbol table info available.