#0  0x00007ffff5eedb55 in raise () from /lib64/libc.so.6
#1  0x00007ffff5eeefcb in abort () from /lib64/libc.so.6
#2  0x00007ffff5f2ba1e in ?? () from /lib64/libc.so.6
#3  0x00007ffff5f31766 in ?? () from /lib64/libc.so.6
#4  0x00007ffff5f33908 in ?? () from /lib64/libc.so.6
#5  0x00007ffff5f357a5 in malloc () from /lib64/libc.so.6
#6  0x00007ffff5f775ad in ?? () from /lib64/libc.so.6
#7  0x00007ffff5f7a9fa in ?? () from /lib64/libc.so.6
#8  0x00007ffff5f83e56 in ?? () from /lib64/libc.so.6
#9  0x00007ffff5f84df1 in regcomp () from /lib64/libc.so.6
#10 0x00000000004106be in sregexp (str=0xb1bf98 "by slasher",
    pattern=0x5e5808 "^{c:[0-9]*|.*}$") at build/src/Misc.cpp:189
#11 0x0000000000525271 in sign::pos (this=0xb1b4a0, x0=@0x7fffffffcbec,
    y0=@0x7fffffffcbe8, w=@0x7fffffffcbe4, h=@0x7fffffffcbe0)
    at build/src/simulation/Sign.cpp:31
#12 0x00000000004cca21 in Renderer::DrawSigns (this=0x993f00)
    at build/src/graphics/Renderer.cpp:828
#13 0x00000000004caf9b in Renderer::RenderBegin (this=0x993f00)
    at build/src/graphics/Renderer.cpp:134
#14 0x00000000004b6a35 in GameView::OnDraw (this=0x8feb80)
    at build/src/game/GameView.cpp:1799
#15 0x00000000004f0ea2 in ui::Window::DoDraw (this=0x8feb80)
    at build/src/interface/Window.cpp:144
#16 0x00000000004b59fc in GameView::DoDraw (this=0x8feb80)