2018-06-12 09:47:57: ERROR[Server]: In thread 7fc8092db700:
2018-06-12 09:47:57: ERROR[Server]: /build/minetest-5Mbp7_/minetest-0.4.17/src/script/common/c_internal.cpp:b8: void log_deprecated(lua_State*, const string&): A fatal error occured: lua_getstack() failed
2018-06-12 09:47:57: ERROR[Server]: Debug stacks:
2018-06-12 09:47:57: ERROR[Server]: DEBUG STACK FOR THREAD 7fc808ada700:
2018-06-12 09:47:57: ERROR[Server]: #0  virtual void* EmergeThread::run()
2018-06-12 09:47:57: ERROR[Server]: DEBUG STACK FOR THREAD 7fc8092db700:
2018-06-12 09:47:57: ERROR[Server]: #0  virtual void* ServerThread::run()
2018-06-12 09:47:57: ERROR[Server]: #1  void Server::AsyncRunStep(bool)
2018-06-12 09:47:57: ERROR[Server]: #2  virtual void ServerEnvironment::step(float)
2018-06-12 09:47:57: ERROR[Server]: DEBUG STACK FOR THREAD 7fc815053780:
2018-06-12 09:47:57: ERROR[Server]: #0  int main(int, char**)
2018-06-12 09:47:57: ERROR[Server]: #1  Dedicated server branch
2018-06-12 09:47:57: ERROR[Server]: #2  void dedicated_server_loop(Server&, bool&)