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Thread 1 (Thread 0x7f3a0bfd9700 (LWP 2671)):
#0  0x00007f3a0219cb89 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#1  0x00007f3a0204b788 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#2  0x00007f3a0205f3d3 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#3  0x00007f3a0204cadc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#4  0x00007f3a0205f2c9 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#5  0x00007f3a0205f364 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#6  0x00007f3a0204d652 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#7  0x00007f3a0a174317 in g_type_create_instance () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#8  0x00007f3a0a15631b in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#9  0x00007f3a0a157c01 in g_object_newv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#10 0x00007f3a0a158534 in g_object_new () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#11 0x00007f3a020673ea in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#12 0x00007f3a022305fc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#13 0x00007f3a0a174317 in g_type_create_instance () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#14 0x00007f3a0a15631b in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#15 0x00007f3a0a157c01 in g_object_newv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
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#16 0x00007f3a01ffc6ea in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#17 0x00007f3a01ffdaf5 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#18 0x00007f3a01ffe4f2 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#19 0x00007f3a09e7d533 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
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#20 0x00007f3a09e7e6f3 in g_markup_parse_context_parse () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
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#21 0x00007f3a01fff866 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#22 0x00007f3a01ff9b41 in gtk_builder_add_from_file () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
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#23 0x00007f3a09c2de40 in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
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#24 0x00007f3a09c2d8ab in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
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#25 0x00007f3a0a5f2364 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-35m-x86_64-linux-gnu.so
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#26 0x00007f3a0a5f4048 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-35m-x86_64-linux-gnu.so
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#27 0x00007f3a0a5e8d15 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-35m-x86_64-linux-gnu.so
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#28 0x000000000057fe8e in PyObject_Call ()
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#29 0x00000000005133a1 in PyEval_EvalFrameEx ()
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#30 0x0000000000517178 in ?? ()
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#31 0x00000000004e9502 in ?? ()
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#32 0x00000000004e0f51 in ?? ()
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#33 0x0000000000528008 in ?? ()
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#34 0x000000000054dd1c in ?? ()
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#35 0x000000000057fe8e in PyObject_Call ()
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#36 0x00000000005133a1 in PyEval_EvalFrameEx ()
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#37 0x0000000000517178 in ?? ()
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#38 0x00000000005f5b5f in PyEval_EvalCode ()
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#39 0x0000000000605d12 in ?? ()
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#40 0x0000000000607eea in PyRun_FileExFlags ()
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#41 0x00000000006086ac in PyRun_SimpleFileExFlags ()
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#42 0x000000000062a080 in Py_Main ()
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#43 0x00000000004cb10f in main ()
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