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Thread 1 (Thread 0x7fdd915da700 (LWP 4002)):
#0  0x00000000004f0228 in PyObject_GC_Del ()
No symbol table info available.
#1  0x0000000000478cca in PyTuple_ClearFreeList ()
No symbol table info available.
#2  0x00000000004ddfbf in Py_Finalize ()
No symbol table info available.
#3  0x00000000004ee495 in Py_Main ()
No symbol table info available.
#4  0x00007fdd8ff0076d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#5  0x000000000041ce39 in _start ()
No symbol table info available.