#0  __find_specmb (format=0x5fe94a "\t%s\n") at printf-parse.h:99
No locals.
#1  _IO_vfprintf_internal (s=0x7fc42533a5d0, format=0x5fe94a "\t%s\n", ap=0x7fc42533ad98) at vfprintf.c:1329
        thousands_sep = 0x0
        grouping = 0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>
        done = 0
        f = <optimized out>
        lead_str_end = <optimized out>
        end_of_spec = <optimized out>
        work_buffer = '\000' <repeats 999 times>
        workstart = 0x0
        workend = <optimized out>
        ap_save = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fc42533ae80, reg_save_area = 0x7fc42533adb0}}
        nspecs_done = 0
        save_errno = <optimized out>
        readonly_format = 0
        args_malloced = 0x0
        jump_table = "\001\000\000\004\000\016\000\006\000\000\a\002\000\003\t\000\005\b\b\b\b\b\b\b\b\b\000\000\000\000\000\000\000\032\000\031\000\023\023\023\000\035\000\000\f\000\000\000\000\000\000\025\000\000\000\000\022\000\r\000\000\000\000\000\000\032\000\024\017\023\023\023\n\017\034\000\v\030\027\021\026\f\000\025\033\020\000\000\022\000\r"
        __PRETTY_FUNCTION__ = "_IO_vfprintf_internal"
#2  0x00007fc42449df74 in buffered_vfprintf (s=0x7fc424808180, format=<optimized out>, args=<optimized out>) at vfprintf.c:2290
        buf = '\000' <repeats 7816 times>"\356, \313L$\304\177\000\000\000\253\063%\304\177\000\000\360\252\063%\304\177\000\000\030\254\063%\304\177\000\000\355\265\\$\304\177\000\000\361\265\\$\304\177\000\000\254\213I$\304\177\000\000\000\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\360\265\\$\304\177\000\000\b", '\000' <repeats 95 times>"\370, \377\377\377\377\377\377\377\001\000\000\000\000\000\000\000 ", '\000' <repeats 31 times>"\213, \374\326@", '\000' <repeats 12 times>, "\020", '\000' <repeats 15 times>"\260, \251\063%\304\177\000\000\001\000\000\000\001\000\000\000\000\000\000\000\304\177\000\000\377\377\377\377\377\377\377\377", '\000' <repeats 16 times>"\357, \265\\$\304\177\000\000\000\000\000\000\000\000\000\000x\000\000\000\000\000\000\000\310\327I$\304\177\000\000\204\024\024%\304\177\000\000\000\000\000\000\000\000\000\000\356\265\\$\304\177\000\000\000\000\000\000\000\000\000\000"...
        helper = {_f = {file = {_flags = -72515580, _IO_read_ptr = 0x0, _IO_read_end = 0x0, _IO_read_base = 0x0, _IO_write_base = 0x7fc4253385d0 "", _IO_write_ptr = 0x7fc4253385d0 "", _IO_write_end = 0x7fc42533a5d0 "\004\200\255\373", _IO_buf_base = 0x0, _IO_buf_end = 0x0, _IO_save_base = 0x0, _IO_backup_base = 0x0, _IO_save_end = 0x0, _markers = 0x0, _chain = 0x0, _fileno = 0, _flags2 = 4, _old_offset = 0, _cur_column = 0, _vtable_offset = 0 '\000', _shortbuf = "", _lock = 0x0, _offset = 0, _codecvt = 0x0, _wide_data = 0x0, _freeres_list = 0x0, _freeres_buf = 0x0, _freeres_size = 0, _mode = -1, _unused2 = '\000' <repeats 19 times>}, vtable = 0x7fc424805ba0}, _put_stream = 0x7fc424808180, lock = {lock = 0, cnt = 0, owner = 0x0}}
        hp = 0x7fc42533a5d0
        result = <optimized out>
        to_flush = <optimized out>
#3  0x00007fc424498c1e in _IO_vfprintf_internal (s=0x7fc424808180, format=0x5fe94a "\t%s\n", ap=0x7fc42533ad98) at vfprintf.c:1310
        thousands_sep = 0x0
        grouping = <optimized out>
        done = <optimized out>
        f = <optimized out>
        lead_str_end = <optimized out>
        end_of_spec = <optimized out>
        work_buffer = "\266\350\362\001\304\177\000\000p\371W$\304\177", '\000' <repeats 26 times>, "\001", '\000' <repeats 15 times>"\340, \251\063%\304\177", '\000' <repeats 58 times>, "`\253\063%\304\177", '\000' <repeats 90 times>, ">\315\362\001\304\177", '\000' <repeats 26 times>, "\001\321\362\001\304\177\000\000\000\000\000\000\000\000\000@", '\000' <repeats 39 times>, "\001", '\000' <repeats 28 times>, "7fc440d6fc8b", '\000' <repeats 40 times>, "\020\000\000\000\060\000\000\000\360\254\063%\304\177\000\000\060\254\063%\304\177\000\000@@5%\304\177\000\000\240\337\362\001\304\177\000\000\300\252\063%\304\177\000\000\266\350\362\001\304\177\000\000p\371W$\304\177\000\000\000\000\000\000\000\000\000\000\220\253\063%\304\177\000\000\320\274\063%\304\177\000\000\000\000\000\000\304\177\000\000\000\300Y\000\304\177\000\000\340"...
        workstart = 0x0
        workend = <optimized out>
        ap_save = {{gp_offset = 624103496, fp_offset = 32708, overflow_arg_area = 0x7fc42533adf0, reg_save_area = 0x7fc4253552c8}}
        nspecs_done = <optimized out>
        save_errno = 2
        readonly_format = 0
        args_malloced = 0x0
        jump_table = "\001\000\000\004\000\016\000\006\000\000\a\002\000\003\t\000\005\b\b\b\b\b\b\b\b\b\000\000\000\000\000\000\000\032\000\031\000\023\023\023\000\035\000\000\f\000\000\000\000\000\000\025\000\000\000\000\022\000\r\000\000\000\000\000\000\032\000\024\017\023\023\023\n\017\034\000\v\030\027\021\026\f\000\025\033\020\000\000\022\000\r"
        __PRETTY_FUNCTION__ = "_IO_vfprintf_internal"
#4  0x00007fc4245588cb in ___fprintf_chk (fp=0x7fc424808180, flag=1, format=<optimized out>) at fprintf_chk.c:37
        _IO_acquire_lock_file = 0x7fc424808180
        ap = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fc42533ae80, reg_save_area = 0x7fc42533adb0}}
        done = <optimized out>
#5  0x00000000004916f1 in fprintf (__fmt=0x5fe94a "\t%s\n", __stream=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/stdio2.h:98
No locals.
#6  mono_handle_native_sigsegv (signal=<optimized out>, ctx=<optimized out>) at mini-exceptions.c:2162
        array = {0x4916ba, 0x4e0d4f, 0x41bc77, 0x7fc42481dcb0, 0x7fc4173763e5, 0x40d6fc8b, 0x0 <repeats 250 times>}
        i = <optimized out>
        signal_str = 0x5fe916 "SIGSEGV"
        names = 0x7fc418001310
        size = 6
        sa = {__sigaction_handler = {sa_handler = 0, sa_sigaction = 0}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = 0, sa_restorer = 0}
        jit_tls = <optimized out>
#7  0x00000000004e0d4f in mono_arch_handle_altstack_exception (sigctx=0x7fc42533bc40, fault_addr=<optimized out>, stack_ovf=0) at exceptions-amd64.c:953
        exc = <optimized out>
        ctx = 0x7fc42533bc40
        ji = 0x0
        sp = <optimized out>
        frame_size = <optimized out>
#8  0x000000000041bc77 in mono_sigsegv_signal_handler (_dummy=11, info=0x7fc42533bd70, context=0x7fc42533bc40) at mini.c:5909
        ji = 0x0
        jit_tls = 0x7fc418000970
        fault_addr = <optimized out>
        ctx = 0x7fc42533bc40
#9  <signal handler called>
No symbol table info available.
#10 0x00007fc4173763e5 in g_type_name (type=<optimized out>) at /build/buildd/glib2.0-2.32.1/./gobject/gtype.c:3301
        node = 0x706f746b7364
#11 0x0000000040d6fc8b in ?? ()
No symbol table info available.
#12 0x00007fc418000c20 in ?? ()
No symbol table info available.
#13 0x00007fc410179e00 in ?? ()
No symbol table info available.
#14 0x0000000000000051 in ?? ()
No symbol table info available.
#15 0x00007fc4252d4540 in ?? ()
No symbol table info available.
#16 0x00007fc40a1e9040 in ?? ()
No symbol table info available.
#17 0x00007fc41c7c5b00 in ?? ()
No symbol table info available.
#18 0x00007fc41c7c5930 in ?? ()
No symbol table info available.
#19 0x00007fc41d35ccc0 in ?? ()
No symbol table info available.
#20 0x0000000000000000 in ?? ()
No symbol table info available.