crash when another node connecting to witness node

[hackfisher]

********************************
*                              *
*   ------- NEW CHAIN ------   *
*   - Welcome to Graphene! -   *
*   ------------------------   *
*                              *
********************************

Your genesis seems to have an old timestamp
Please consider using the --genesis-timestamp option to give your genesis a recent timestamp

377535ms th_a       witness.cpp:140               plugin_startup       ] witness plugin:  plugin_startup() end
377535ms th_a       main.cpp:179                  main                 ] Started witness node on a chain with 0 blocks.
377535ms th_a       main.cpp:180                  main                 ] Chain ID is fcd00d6ac1c395b7bf2604fb30369adbe0410de5766950ecfd5b4decc4ff0eb3
391490ms th_a       witness.cpp:188               block_production_loo ] Generated block #1 with timestamp 2016-10-01T07:06:30 at time 2016-10-01T07:06:30
410001ms th_a       witness.cpp:188               block_production_loo ] Generated block #2 with timestamp 2016-10-01T07:06:50 at time 2016-10-01T07:06:50
415002ms th_a       witness.cpp:188               block_production_loo ] Generated block #3 with timestamp 2016-10-01T07:06:55 at time 2016-10-01T07:06:55
420001ms th_a       witness.cpp:188               block_production_loo ] Generated block #4 with timestamp 2016-10-01T07:07:00 at time 2016-10-01T07:07:00

Program received signal SIGSEGV, Segmentation fault.
0x000000000247d68d in void __gnu_cxx::new_allocator<fc::ripemd160>::construct<fc::ripemd160, fc::ripemd160 const&>(fc::ripemd160*, fc::ripemd160 const&) ()
(gdb) up
#1  0x000000000246d5b7 in std::enable_if<std::allocator_traits<std::allocator<fc::ripemd160> >::__construct_helper<fc::ripemd160, fc::ripemd160 const&>::value, void>::type std::allocator_traits<std::allocator<fc::ripemd160> >::_S_construct<fc::ripemd160, fc::ripemd160 const&>(std::allocator<fc::ripemd160>&, fc::ripemd160*, fc::ripemd160 const&) ()
(gdb) up
#2  0x0000000002460ca1 in decltype (_S_construct({parm#1}, {parm#2}, (forward<fc::ripemd160 const&>)({parm#3}))) std::allocator_traits<std::allocator<fc::ripemd160> >::construct<fc::ripemd160, fc::ripemd160 const&>(std::allocator<fc::ripemd160>&, fc::ripemd160*, fc::ripemd160 const&) ()
(gdb) up
#3  0x00000000024584b2 in std::vector<fc::ripemd160, std::allocator<fc::ripemd160> >::push_back(fc::ripemd160 const&) ()
(gdb) up
#4  0x000000000244fdfc in graphene::app::detail::application_impl::get_blockchain_synopsis(fc::ripemd160 const&, unsigned int) ()
(gdb) up
#5  0x0000000002e0a217 in graphene::net::detail::statistics_gathering_node_delegate_wrapper::get_blockchain_synopsis(fc::ripemd160 const&, unsigned int)::{lambda()#1}::operator()() const ()
(gdb) up
#6  0x0000000002e1ae00 in fc::detail::functor_run<graphene::net::detail::statistics_gathering_node_delegate_wrapper::get_blockchain_synopsis(fc::ripemd160 const&, unsigned int)::{lambda()#1}>::run(void*, fc::detail::functor_run<graphene::net::detail::statistics_gathering_node_delegate_wrapper::get_blockchain_synopsis(fc::ripemd160 const&, unsigned int)::{lambda()#1}>) ()
(gdb) up
#7  0x0000000002b53577 in fc::task_base::run_impl() ()
(gdb) up
#8  0x0000000002b53508 in fc::task_base::run() ()
(gdb) up
#9  0x0000000002b47b76 in fc::thread_d::run_next_task() ()
(gdb) up
#10 0x0000000002b4801a in fc::thread_d::process_tasks() ()
(gdb) up
#11 0x0000000002b4768d in fc::thread_d::start_process_tasks(long) ()
(gdb) up
#12 0x0000000002f38001 in make_fcontext ()
(gdb) up
#13 0x0000000000000000 in ?? ()
(gdb) up
Initial frame selected; you cannot go up.