Program received signal SIGSEGV, Segmentation fault.
zmq::ctx_t::check_tag (this=0xabadcafe) at ctx.cpp:54
54	ctx.cpp: No such file or directory.
(gdb) bt
#0  zmq::ctx_t::check_tag (this=0xabadcafe) at ctx.cpp:54
#1  0x00007ffff6d75f0d in zmq_socket (ctx_=0xabadcafe, type_=4) at zmq.cpp:236
#2  0x00007ffff1f46540 in luazmq_ctx_socket () from ./lzmq.so
#3  0x00007ffff75ef46a in ?? () from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#4  0x00007ffff75fa994 in ?? () from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#5  0x00007ffff75ef6b9 in ?? () from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#6  0x00007ffff75eecfb in ?? () from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#7  0x00007ffff75ef8e5 in ?? () from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#8  0x00007ffff75eb92f in lua_pcallk ()
   from /usr/lib/x86_64-linux-gnu/liblua5.2.so.0
#9  0x0000000000400c32 in main () at tests/test_lzmq.c:35