Compiler warning

[dansarie]

/home/travis/build/dansarie/SoCracked/sboxgates/state.c: In function ‘save_state’:

/home/travis/build/dansarie/SoCracked/sboxgates/state.c:99:38: warning: ‘.state’ directive writing 6 bytes into a region of size between 0 and 20 [-Wformat-overflow=]

   99 |   sprintf(name, "%d-%03d-%04d-%s-%08x.state", num_outputs, st.num_gates - 8, st.sat_metric, out,

      |                                      ^~~~~~

In file included from /usr/include/stdio.h:867,

                 from /usr/include/msgpack/object.h:14,

                 from /usr/include/msgpack.h:17,

                 from /home/travis/build/dansarie/SoCracked/sboxgates/state.c:24:

/usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: ‘__builtin___sprintf_chk’ output between 27 and 53 bytes into a destination of size 40

   36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,

      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

   37 |       __bos (__s), __fmt, __va_arg_pack ());

      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~