(gdb) bt f
#0  xc_peak_freq (xc_incoherent=..., xc_incoherent_collapsed_pow=..., xc_incoherent_collapsed_frq=...)
    at LTE-Cell-Scanner.new/src/searcher.cpp:371
        best_pow = <optimized out>
        best_idx = <optimized out>
        k = 0
        t = <optimized out>
        n_f = 0
#1  0x00000000004245af in main (argc=3, argv=<optimized out>)
    at LTE-Cell-Scanner.new/src/CellSearch.cpp:491
        fc_requested = 1815000000
        xc_incoherent_collapsed_frq = {datasize = 28800, no_rows = 3, no_cols = 9600, data = 0x75e820, factory = @0x67ea10}
        xc_incoherent_single = {<std::_Vector_base<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > >, std::allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > > >> = {
            _M_impl = {<std::allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > >> = {<__gnu_cxx::new_allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > >> = {<No data fields>}, <No data fields>}, _M_start = 0x6b3890, _M_finish = 0x6b38d8, 
              _M_end_of_storage = 0x6b38d8}}, <No data fields>}
        sp_incoherent = {datasize = 9600, data = 0x72fa00, factory = @0x67ea10}
        capbuf = {datasize = 153600, data = 0x7ffff3949020, factory = @0x67ea10}
        fc_programmed = 1814999911
        sp = {datasize = 144000, data = 0xa68aa0, factory = @0x67ea10}
        n_comb_sp = 15
        thresh1_n_nines = <optimized out>
        rx_cutoff = <optimized out>
        peak_search_cells = {<std::_List_base<Cell, std::allocator<Cell> >> = {
            _M_impl = {<std::allocator<std::_List_node<Cell> >> = {<__gnu_cxx::new_allocator<std::_List_node<Cell> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x7fffffffdbb0, _M_prev = 0x7fffffffdbb0}}}, <No data fields>}
        xc_incoherent = {<std::_Vector_base<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > >, std::allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > > >> = {
            _M_impl = {<std::allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > >> = {<__gnu_cxx::new_allocator<std::vector<std::vector<float, std::allocator<float> >, std::allocator<std::vector<float, std::allocator<float> > > > >> = {<No data fields>}, <No data fields>}, _M_start = 0x6b3b90, _M_finish = 0x6b3bd8, 
              _M_end_of_storage = 0x6b3bd8}}, <No data fields>}
        iterator = <optimized out>
        xc_incoherent_collapsed_pow = {datasize = 28800, no_rows = 3, no_cols = 9600, data = 0x77aa40, factory = @0x67ea10}
        xc = {<std::_Vector_base<std::vector<std::vector<std::complex<float>, std::allocator<std::complex<float> > >, std::allocator<std::vector<std::complex<float>, std::allocator<std::complex<float> > > > >, std::allocator<std::vector<std::vector<std::complex<float>, std::allocator<std::complex<float> > >, std::allocator<std::vector<std::complex<float>, std::allocator<std::complex<float> > > > > > >> = {
            _M_impl = {<std::allocator<std::vector<std::vector<std::complex<float>, std::allocator<std::complex<float> > >, std::allocator<std::vector<std::complex<float>, std::allocator<std::complex<float> > > > > >> = {<__gnu_cxx::new_allocator<std::vector<std::vector<std::complex<float>, std::allocator<std::complex<float> > >, std::allocator<std::vector<std::complex<float>, std::allocator<std::complex<float> > > > > >> = {<No data fields>}, <No data fields>}, _M_start = 0x6b3990, _M_finish = 0x6b39d8, 
              _M_end_of_storage = 0x6b39d8}}, <No data fields>}
        n_comb_xc = 15
        Z_th1 = {datasize = 0, data = 0x410, factory = @0x7ffff4c92e60}
        fci = <optimized out>
        freq_end = 1815000000
        ppm = 1815000000
        save_cap = false
        use_recorded_data = false
        data_dir = {static npos = <optimized out>, 
          _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
            _M_p = 0x69fba8 "."}}
        dev = 0x696470
        f_search_set = {datasize = 0, data = 0x0, factory = @0x7ffff5baba50}
        fc_search_set = {datasize = 1, data = 0x71c6e0, factory = @0x680010}
        detected_cells = {<std::_Vector_base<std::list<Cell, std::allocator<Cell> >, std::allocator<std::list<Cell, std::allocator<Cell> > > >> = {
            _M_impl = {<std::allocator<std::list<Cell, std::allocator<Cell> > >> = {<__gnu_cxx::new_allocator<std::list<Cell, std::allocator<Cell> > >> = {<No data fields>}, <No data fields>}, _M_start = 0x69f590, _M_finish = 0x69f5a0, 
              _M_end_of_storage = 0x69f5a0}}, <No data fields>}
        device_index = -1
        fs_programmed = 1920000
        correction = <optimized out>
        n_fc = <optimized out>
        freq_start = 1.4759448889950176e-313
        cells_final = {<std::_List_base<Cell, std::allocator<Cell> >> = {
            _M_impl = {<std::allocator<std::_List_node<Cell> >> = {<__gnu_cxx::new_allocator<std::_List_node<Cell> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x7fffffffdbb0, _M_prev = 0x7fffffffdbb0}}}, <No data fields>}