#0  __strlen_avx2 () at ../sysdeps/x86_64/multiarch/strlen-avx2.S:510
#1  0x00007f600729c618 in __vfprintf_internal
    (s=s@entry=0x7ffea751c3f0, format=format@entry=0x5611e722d000 "%Conquer City%s", ap=ap@entry=0x7ffea751c598, mode_flags=mode_flags@entry=0) at vfprintf-internal.c:1647
#2  0x00007f60072ad176 in __vsnprintf_internal
    (string=string@entry=0x5611e74ac800 "", maxlen=<optimized out>, 
    maxlen@entry=262144, format=format@entry=0x5611e722d000 "%Conquer City%s", args=args@entry=0x7ffea751c598, mode_flags=mode_flags@entry=0) at vsnprintf.c:114
#3  0x00007f60072ad1d8 in ___vsnprintf
    (string=string@entry=0x5611e74ac800 "", maxlen=maxlen@entry=262144, format=format@entry=0x5611e722d000 "%Conquer City%s", args=args@entry=0x7ffea751c598) at vsnprintf.c:124
#4  0x00005611e4aaedf6 in fc_vsnprintf
    (str=str@entry=0x5611e74ac800 "", n=n@entry=262144, format=format@entry=0x5611e722d000 "%Conquer City%s", ap=ap@entry=0x7ffea751c598) at ../../../src/utility/support.c:884
#5  0x00005611e4a96337 in astr_vadd_at
    (ap=0x7ffea751c598, format=0x5611e722d000 "%Conquer City%s", at=0, astr=0x5611e4bc6ea0 <ui_name_str>) at ../../../src/utility/astring.c:209
#6  astr_set
    (astr=astr@entry=0x5611e4bc6ea0 <ui_name_str>, format=0x5611e722d000 "%Conquer City%s") at ../../../src/utility/astring.c:230
#7  0x00005611e4994f69 in action_prepare_ui_name
    (act_id=act_id@entry=51, mnemonic=mnemonic@entry=0x5611e4af392e "_", prob=..., 
    prob@entry=..., custom=custom@entry=0x0) at ../../../src/utility/astring.h:93
#8  0x00005611e499514c in action_get_ui_name_mnemonic
    (act_id=act_id@entry=51, mnemonic=mnemonic@entry=0x5611e4af392e "_")
    at ../../../src/common/actions.c:1918
#9  0x00005611e494a024 in real_menus_init ()
    at ../../../../src/client/gui-gtk-3.22/menu.c:2797
#10 0x00005611e490b7d9 in menus_update_callback (data=<optimized out>)
    at ../../../src/client/update_queue.c:546
#11 0x00005611e490bb52 in update_unqueue (data=<optimized out>)
    at ../../../src/client/update_queue.c:320
#12 update_unqueue (data=<optimized out>) at ../../../src/client/update_queue.c:297
#13 0x00005611e48a36bb in idle_callback_wrapper (data=0x5611e6a98c00)
    at ../../../../src/client/gui-gtk-3.22/gui_main.c:2274
#14 0x00007f6007481e94 in g_main_context_dispatch ()
    at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007f6007482238 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f60074822ef in g_main_context_iteration ()
    at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f6007cd1625 in gtk_main_iteration () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#18 0x00005611e495641d in real_set_client_page (new_page=<optimized out>)
    at ../../../../src/client/gui-gtk-3.22/pages.c:3404
#19 0x00005611e490b899 in set_client_page_callback (data=0x5)
    at ../../../src/client/update_queue.c:480
#20 0x00005611e490bb52 in update_unqueue (data=<optimized out>)
    at ../../../src/client/update_queue.c:320
#21 update_unqueue (data=<optimized out>) at ../../../src/client/update_queue.c:297
#22 0x00005611e48a36bb in idle_callback_wrapper (data=0x5611e6f71930)
    at ../../../../src/client/gui-gtk-3.22/gui_main.c:2274
#23 0x00007f6007481e94 in g_main_context_dispatch ()
    at /lib/x86_64-linux-gnu/libglib-2.0.so.0
--Type <RET> for more, q to quit, c to continue without paging--
#24 0x00007f6007482238 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f6007482523 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f6007cd1575 in gtk_main () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#27 0x00005611e48a66a5 in ui_main (argc=<optimized out>, 
    argc@entry=1, argv=<optimized out>, argv@entry=0x7ffea751d298)
    at ../../../../src/client/gui-gtk-3.22/gui_main.c:1910
#28 0x00005611e48a8dca in client_main (argc=1, argv=0x7ffea751d298)
    at ../../../src/client/client_main.c:685
#29 0x00007f60072577fd in __libc_start_main (main=
    0x5611e48a3340 <main>, argc=4, argv=0x7ffea751d298, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffea751d288) at ../csu/libc-start.c:332
#30 0x00005611e48a337a in _start ()