Program received signal SIGABRT, Aborted.
0x00007f70dd82fd05 in raise () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt
#0  0x00007f70dd82fd05 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f70dd833ab6 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f70dd868d7b in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#3  0x00007f70dd875d7a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#4  0x00007f70dd87831e in malloc () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f70dc68ae0d in operator new(unsigned long) ()
   from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#6  0x00007f70dcb9bb9b in allocate (this=0x7fff56a7d540, __x=...)
    at /usr/include/c++/4.5/ext/new_allocator.h:89
#7  _M_allocate (this=0x7fff56a7d540, __x=...)
    at /usr/include/c++/4.5/bits/stl_vector.h:140
#8  _M_allocate_and_copy<__gnu_cxx::__normal_iterator<float const*, std::vector<float> > > (this=0x7fff56a7d540, __x=...)
    at /usr/include/c++/4.5/bits/stl_vector.h:967
#9  std::vector<float, std::allocator<float> >::operator= (this=
    0x7fff56a7d540, __x=...) at /usr/include/c++/4.5/bits/vector.tcc:165
#10 0x00007f70da35965d in _wrap_gr_vector_sink_f_sptr_data (
    args=<value optimized out>) at python/gnuradio_core_gengen.cc:60241
#11 0x00000000004965f1 in call_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4013
#12 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#13 0x0000000000496dbf in fast_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4099
#14 call_function (f=<value optimized out>, throwflag=<value optimized out>)
    at ../Python/ceval.c:4034
#15 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#16 0x0000000000496dbf in fast_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4099
#17 call_function (f=<value optimized out>, throwflag=<value optimized out>)
    at ../Python/ceval.c:4034
#18 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#19 0x0000000000496dbf in fast_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4099
#20 call_function (f=<value optimized out>, throwflag=<value optimized out>)
    at ../Python/ceval.c:4034
#21 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#22 0x0000000000496dbf in fast_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4099
#23 call_function (f=<value optimized out>, throwflag=<value optimized out>)
    at ../Python/ceval.c:4034
#24 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#25 0x0000000000496dbf in fast_function (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:4099
#26 call_function (f=<value optimized out>, throwflag=<value optimized out>)
    at ../Python/ceval.c:4034
#27 PyEval_EvalFrameEx (f=<value optimized out>, 
    throwflag=<value optimized out>) at ../Python/ceval.c:2666
#28 0x000000000049d325 in PyEval_EvalCodeEx (co=0x7f70ded0aab0, 
    globals=<value optimized out>, locals=<value optimized out>, 
    args=<value optimized out>, argcount=<value optimized out>, 
    kws=<value optimized out>, kwcount=0, defs=0x0, defcount=0, closure=0x0)
    at ../Python/ceval.c:3253
#29 0x00000000004ecb02 in PyEval_EvalCode (co=<value optimized out>, 
    globals=<value optimized out>, locals=<value optimized out>)
    at ../Python/ceval.c:667
#30 0x00000000004fdc74 in run_mod (mod=<value optimized out>, 
    filename=<value optimized out>, globals=
    {'pause': 1, 'gr': <module at remote 0x7f70ded20ef8>, 'random': <module at remote 0x281a5c8>, 'modulation_utils': <module at remote 0x2cc2600>, 'subprocess': <module at remote 0x2e05d00>, 'frequency': 0, 'gru': <module at remote 0x7f70ded23210>, 'struct': <module at remote 0x27c1280>, '__package__': None, 're': <module at remote 0x7f70ded5d440>, 'detect_ed': <module at remote 0x2fd1868>, 'detect_cd': <module at remote 0x3022ef8>, 'usrp_options': <module at remote 0x2e05558>, 'main': <function at remote 0x3035f50>, 'tb': <my_top_block(_tb=<gr_top_block_sptr(this=<SwigPyObject at remote 0x309c360>) at remote 0x303cd10>, decision=<my_spectrum_sense(detector=<my_cd_decision(pfa=<float at remote 0x307b560>, meannoiserv=<numpy.float64 at remote 0x3149800>, fctr=0, samples=<numpy.ndarray at remote 0x318fb80>, totaltrials=169, varnoiserv=<numpy.float64 at remote 0x315b7f0>, cusum=0, varsigpnoiserv=<numpy.float64 at remote 0x315b7f0>, meansigpnoiserv=<numpy.float64 at remote 0x319bf90>, tctr=0, state=0, spn=0, thresho...(truncated), locals=
    {'pause': 1, 'gr': <module at remote 0x7f70ded20ef8>, 'random': <module at remote 0x281a5c8>, 'modulation_utils': <module at remote 0x2cc2600>, 'subprocess': <module at remote 0x2e05d00>, 'frequency': 0, 'gru': <module at remote 0x7f70ded23210>, 'struct': <module at remote 0x27c1280>, '__package__': None, 're': <module at remote 0x7f70ded5d440>, 'detect_ed': <module at remote 0x2fd1868>, 'detect_cd': <module at remote 0x3022ef8>, 'usrp_options': <module at remote 0x2e05558>, 'main': <function at remote 0x3035f50>, 'tb': <my_top_block(_tb=<gr_top_block_sptr(this=<SwigPyObject at remote 0x309c360>) at remote 0x303cd10>, decision=<my_spectrum_sense(detector=<my_cd_decision(pfa=<float at remote 0x307b560>, meannoiserv=<numpy.float64 at remote 0x3149800>, fctr=0, samples=<numpy.ndarray at remote 0x318fb80>, totaltrials=169, varnoiserv=<numpy.float64 at remote 0x315b7f0>, cusum=0, varsigpnoiserv=<numpy.float64 at remote 0x315b7f0>, meansigpnoiserv=<numpy.float64 at remote 0x319bf90>, tctr=0, state=0, spn=0, thresho...(truncated), flags=<value optimized out>, arena=<value optimized out>)
    at ../Python/pythonrun.c:1346
#31 0x000000000042c182 in PyRun_FileExFlags (fp=0x2505790, filename=
    0x7fff56a802dd "top_demo_learn.py", start=<value optimized out>, globals=
    {'pause': 1, 'gr': <module at remote 0x7f70ded20ef8>, 'random': <module at remote 0x281a5c8>, 'modulation_utils': <module at remote 0x2cc2600>, 'subprocess': <module at remote 0x2e05d00>, 'frequency': 0, 'gru': <module at remote 0x7f70ded23210>, 'struct': <module at remote 0x27c1280>, '__package__': None, 're': <module at remote 0x7f70ded5d440>, 'detect_ed': <module at remote 0x2fd1868>, 'detect_cd': <module at remote 0x3022ef8>, 'usrp_options': <module at remote 0x2e05558>, 'main': <function at remote 0x3035f50>, 'tb': <my_top_block(_tb=<gr_top_block_sptr(this=<SwigPyObject at remote 0x309c360>) at remote 0x303cd10>, decision=<my_spectrum_sense(detector=<my_cd_decision(pfa=<float at remote 0x307b560>, meannoiserv=<numpy.float64 at remote 0x3149800>, fctr=0, samples=<numpy.ndarray at remote 0x318fb80>, totaltrials=169, varnoiserv=<numpy.float64 at remote 0x315b7f0>, cusum=0, varsigpnoiserv=<numpy.float64 at remote 0x315b7f0>, meansigpnoiserv=<numpy.float64 at remote 0x319bf90>, tctr=0, state=0, spn=0, thresho...(truncated), locals=
    {'pause': 1, 'gr': <module at remote 0x7f70ded20ef8>, 'random': <module at remote 0x281a5c8>, 'modulation_utils': <module at remote 0x2cc2600>, 'subprocess': <module at remote 0x2e05d00>, 'frequency': 0, 'gru': <module at remote 0x7f70ded23210>, 'struct': <module at remote 0x27c1280>, '__package__': None, 're': <module at remote 0x7f70ded5d440>, 'detect_ed': <module at remote 0x2fd1868>, 'detect_cd': <module at remote 0x3022ef8>, 'usrp_options': <module at remote 0x2e05558>, 'main': <function at remote 0x3035f50>, 'tb': <my_top_block(_tb=<gr_top_block_sptr(this=<SwigPyObject at remote 0x309c360>) at remote 0x303cd10>, decision=<my_spectrum_sense(detector=<my_cd_decision(pfa=<float at remote 0x307b560>, meannoiserv=<numpy.float64 at remote 0x3149800>, fctr=0, samples=<numpy.ndarray at remote 0x318fb80>, totaltrials=169, varnoiserv=<numpy.float64 at remote 0x315b7f0>, cusum=0, varsigpnoiserv=<numpy.float64 at remote 0x315b7f0>, meansigpnoiserv=<numpy.float64 at remote 0x319bf90>, tctr=0, state=0, spn=0, thresho...(truncated), closeit=1, flags=0x7fff56a7e000) at ../Python/pythonrun.c:1332
#32 0x000000000042cb4a in PyRun_SimpleFileExFlags (fp=0x2505790, 
    filename=<value optimized out>, closeit=1, flags=0x7fff56a7e000)
    at ../Python/pythonrun.c:936
#33 0x0000000000418c9e in Py_Main (argc=<value optimized out>, argv=
    0x7fff56a7e128) at ../Modules/main.c:599
#34 0x00007f70dd81aeff in __libc_start_main ()
   from /lib/x86_64-linux-gnu/libc.so.6
#35 0x00000000004c62b1 in _start ()