.
Thread 8 (LWP 4920):
#0  0x00007f7cf14d7b03 in ?? ()
No symbol table info available.
#1  0x00000003ffffffff in ?? ()
No symbol table info available.
#2  0x00007fffb485b930 in ?? ()
No symbol table info available.
#3  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 7 (LWP 4928):
#0  0x00007f7cf26f60fe in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 6 (LWP 4923):
#0  0x00007f7cf14d7b03 in ?? ()
No symbol table info available.
#1  0x00007f7ce0009e30 in ?? ()
No symbol table info available.
#2  0x00007f7cffffffff in ?? ()
No symbol table info available.
#3  0x0000000000000003 in ?? ()
No symbol table info available.
#4  0x00007f7cd80010c0 in ?? ()
No symbol table info available.
#5  0x0000000000000001 in ?? ()
No symbol table info available.
#6  0x00007f7cf01c2ff6 in ?? ()
No symbol table info available.
#7  0x00007f7ce0009e30 in ?? ()
No symbol table info available.
#8  0xffffffff7fffffff in ?? ()
No symbol table info available.
#9  0x0000000000000001 in ?? ()
No symbol table info available.
#10 0x00007f7ce000bbe0 in ?? ()
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 5 (LWP 4926):
#0  0x00007f7cf26f7fd0 in ?? ()
No symbol table info available.
#1  0x00007f7cc8021f00 in ?? ()
No symbol table info available.
#2  0x0000000000428815 in lock_PyThread_acquire_lock.49021 ()
No locals.
#3  0x0000000000562ad2 in PyEval_EvalFrameEx ()
No locals.
#4  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#5  0x000000000056312e in PyEval_EvalFrameEx ()
No locals.
#6  0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#7  0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#8  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#9  0x000000000055f1c0 in function_call ()
No locals.
#10 0x0000000000439da6 in PyObject_Call ()
No locals.
#11 0x0000000000525635 in instancemethod_call.8549 ()
No locals.
#12 0x0000000000439da6 in PyObject_Call ()
No locals.
#13 0x000000000043b7a6 in PyEval_CallObjectWithKeywords ()
No locals.
#14 0x0000000000517a78 in t_bootstrap.49013 ()
No locals.
#15 0x00007f7cf26f1e9a in ?? ()
No symbol table info available.
#16 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (LWP 4925):
#0  0x00007f7cf26f7fd0 in ?? ()
No symbol table info available.
#1  0x00007f7cd0012540 in ?? ()
No symbol table info available.
#2  0x0000000000428815 in lock_PyThread_acquire_lock.49021 ()
No locals.
#3  0x0000000000562ad2 in PyEval_EvalFrameEx ()
No locals.
#4  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#5  0x000000000056312e in PyEval_EvalFrameEx ()
No locals.
#6  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#7  0x000000000056312e in PyEval_EvalFrameEx ()
No locals.
#8  0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#9  0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#10 0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#11 0x000000000055f1c0 in function_call ()
No locals.
#12 0x0000000000439da6 in PyObject_Call ()
No locals.
#13 0x0000000000525635 in instancemethod_call.8549 ()
No locals.
#14 0x0000000000439da6 in PyObject_Call ()
No locals.
#15 0x000000000043b7a6 in PyEval_CallObjectWithKeywords ()
No locals.
#16 0x0000000000517a78 in t_bootstrap.49013 ()
No locals.
#17 0x00007f7cf26f1e9a in ?? ()
No symbol table info available.
#18 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (LWP 4924):
#0  0x00007f7cf26f7fd0 in ?? ()
No symbol table info available.
#1  0x0000000001f1cf00 in ?? ()
No symbol table info available.
#2  0x0000000000428815 in lock_PyThread_acquire_lock.49021 ()
No locals.
#3  0x0000000000562ad2 in PyEval_EvalFrameEx ()
No locals.
#4  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#5  0x000000000056312e in PyEval_EvalFrameEx ()
No locals.
#6  0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#7  0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#8  0x000000000055f2f4 in function_call ()
No locals.
#9  0x0000000000439da6 in PyObject_Call ()
No locals.
#10 0x0000000000564b9b in PyEval_EvalFrameEx ()
No locals.
#11 0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#12 0x000000000056312e in PyEval_EvalFrameEx ()
No locals.
#13 0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#14 0x0000000000563070 in PyEval_EvalFrameEx ()
No locals.
#15 0x000000000056a166 in PyEval_EvalCodeEx ()
No locals.
#16 0x000000000055f1c0 in function_call ()
No locals.
#17 0x0000000000439da6 in PyObject_Call ()
No locals.
#18 0x0000000000525635 in instancemethod_call.8549 ()
No locals.
#19 0x0000000000439da6 in PyObject_Call ()
No locals.
#20 0x000000000043b7a6 in PyEval_CallObjectWithKeywords ()
No locals.
#21 0x0000000000517a78 in t_bootstrap.49013 ()
No locals.
#22 0x00007f7cf26f1e9a in ?? ()
No symbol table info available.
#23 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (LWP 4922):
#0  0x00007f7cf14d7b03 in ?? ()
No symbol table info available.
#1  0x0000000001e1dee0 in ?? ()
No symbol table info available.
#2  0x00007f7c0001d4c0 in ?? ()
No symbol table info available.
#3  0x0000000000000001 in ?? ()
No symbol table info available.
#4  0x00007f7ce00010e0 in ?? ()
No symbol table info available.
#5  0x0000000000000001 in ?? ()
No symbol table info available.
#6  0x00007f7cf01c2ff6 in ?? ()
No symbol table info available.
#7  0x0000000001e1dee0 in ?? ()
No symbol table info available.
#8  0x0001d4c07fffffff in ?? ()
No symbol table info available.
#9  0x0000000000000001 in ?? ()
No symbol table info available.
#10 0x00007f7ce00010c0 in ?? ()
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (LWP 4927):
#0  0x00007f7cf1427445 in ?? ()
No symbol table info available.
#1  0x00007f7cf142abab in ?? ()
No symbol table info available.
#2  0x00007f7cc7ffcf90 in ?? ()
No symbol table info available.
#3  0x00007f7cf17a8180 in ?? ()
No symbol table info available.
#4  0x00007f7cf13f7c48 in ?? ()
No symbol table info available.
#5  0x00007f7cf2b129b0 in ?? ()
No symbol table info available.
#6  0x00007f7cf2a16284 in ?? ()
No symbol table info available.
#7  0x00007f7cf2a16254 in ?? ()
No symbol table info available.
#8  0x0000000000000001 in ?? ()
No symbol table info available.
#9  0x00007f7cf14f88cb in ?? ()
No symbol table info available.
#10 0x00000000ffffffff in ?? ()
No symbol table info available.
#11 0x0000003000000018 in ?? ()
No symbol table info available.
#12 0x00007f7cc7ffd080 in ?? ()
No symbol table info available.
#13 0x0000000000000000 in ?? ()
No symbol table info available.