Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x65746e68 in ?? ()
[Current thread is 1 (Thread 0x769e6450 (LWP 550))]
(gdb) thread 1
[Switching to thread 1 (Thread 0x769e6450 (LWP 550))]
#0  0x65746e68 in ?? ()
(gdb) bt
#0  0x65746e68 in ?? ()
#1  0x76e68f8e in std::_Function_base::~_Function_base (this=0x769e309c, 
    __in_chrg=<optimized out>)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:1830
#2  std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>::~function() (this=0x769e309c, __in_chrg=<optimized out>)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:1974
#3  std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>::operator=(std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> const&) (
    __x=..., this=<optimized out>)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:2071
#4  std::__copy_move<false, false, std::random_access_iterator_tag>::__copy_m<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*>(std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*) (__result=<optimized out>, __last=<optimized out>, 
    __first=0x76004490)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/stl_algobase.h:340
#5  std::__copy_move_a<false, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*>(std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void---Type <return> to continue, or q <return> to quit---
 (std::shared_ptr<vsomeip_v3::message> const&)>*) (__result=<optimized out>, 
    __last=<optimized out>, __first=<optimized out>)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/stl_algobase.h:402
#6  std::__copy_move_a2<false, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*>(std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*) (__result=<optimized out>, 
    __last=0x76004690, __first=0x1)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/stl_algobase.h:440
#7  std::copy<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*>(std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*) (__result=<optimized out>, 
    __last=0x76004690, __first=0x1)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/stl_algobase.h:472
#8  std::copy<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> >(std::_Deque_iterator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> const&, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> const*>, std::_Deque_iterator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> const&,---Type <return> to continue, or q <return> to quit---
 std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> const*>, std::_Deque_iterator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>&, std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>*>) (__first=..., 
    __last=..., __result=...)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/deque.tcc:982
#9  0x76e6dca4 in std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >::operator=(std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > > const&) (this=0x769e3268, __x=...)
    at /usr/arm-linux-gnueabihf/include/c++/5/bits/deque.tcc:121
#10 0x76e5b09e in vsomeip_v3::application_impl::find_method_handlers(std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >&, std::_Rb_tree_const_iterator<std::pair<unsigned short const, std::map<unsigned short, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >, std::less<unsigned short>, std::allocator<std::pair<unsigned short const, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > > > > > > > const&, unsigned short) const (this=this@entry=0x76000610, 
    _handlers=..., _it=..., _method=_method@entry=1)
---Type <return> to continue, or q <return> to quit---
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/runtime/src/application_impl.cpp:1695
#11 0x76e5b10c in vsomeip_v3::application_impl::find_instance_handlers(std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >&, std::_Rb_tree_const_iterator<std::pair<unsigned short const, std::map<unsigned short, std::map<unsigned short, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >, std::less<unsigned short>, std::allocator<std::pair<unsigned short const, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > > > > >, std::less<unsigned short>, std::allocator<std::pair<unsigned short const, std::map<unsigned short, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >, std::less<unsigned short>, std::allocator<std::pair<unsigned short const, std::deque<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > > > > > > > > > > const&, unsigned short, unsigned short) const (this=this@entry=0x76000610, 
    _handlers=..., _it=..., _instance=<optimized out>, _method=1)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/runtime/src/application_impl.cpp:1681
#12 0x76e5b1a0 in vsomeip_v3::application_impl::find_service_handlers(std::deque---Type <return> to continue, or q <return> to quit---
<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)>, std::allocator<std::function<void (std::shared_ptr<vsomeip_v3::message> const&)> > >&, unsigned short, unsigned short, unsigned short) const (this=0x76000610, 
    this@entry=0x76003420, _handlers=..., _service=<optimized out>, 
    _instance=_instance@entry=1, _method=_method@entry=1)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/runtime/src/application_impl.cpp:1666


#13 0x76e6309c in vsomeip_v3::application_impl::on_message (this=0x76003420, 
    _message=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/runtime/src/application_impl.cpp:1721
#14 0x76e324f2 in vsomeip_v3::routing_manager_impl::deliver_message (
    this=this@entry=0x76005390, _data=_data@entry=0x73601e58 "", 
    _size=_size@entry=1092, _instance=_instance@entry=0, 
    _reliable=_reliable@entry=false, _bound_client=_bound_client@entry=0, 
    _sec_client=_sec_client@entry=0x0, _status_check=<optimized out>, 
    _status_check@entry=0 '\000', _is_from_remote=_is_from_remote@entry=true)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/routing/src/routing_manager_impl.cpp:2032
#15 0x76e341ea in vsomeip_v3::routing_manager_impl::on_message (
    this=0x76005390, _service=<optimized out>, _instance=<optimized out>, 
    _data=0x73601e58 "", _size=<optimized out>, _reliable=<optimized out>, 
    _bound_client=0, _sec_client=0x0, _check_status=0 '\000', 
---Type <return> to continue, or q <return> to quit---
    _is_from_remote=true)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/routing/src/routing_manager_impl.cpp:1667
#16 0x76e3871c in vsomeip_v3::routing_manager_impl::on_message (
    this=0x76005390, _data=<optimized out>, _size=1990083600, 
    _receiver=0x247250 <__stack_chk_guard@@GLIBC_2.4>, _is_multicast=false, 
    _bound_client=0, _sec_client=0x0, _remote_address=..., _remote_port=55590)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/routing/src/routing_manager_impl.cpp:1603
#17 0x76defdcc in vsomeip_v3::udp_server_endpoint_impl::on_message_received (
    this=this@entry=0x73601b30, _error=..., _bytes=_bytes@entry=1092, 
    _is_multicast=_is_multicast@entry=false, _remote=..., _buffer=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/endpoints/src/udp_server_endpoint_impl.cpp:689
#18 0x76df05a0 in vsomeip_v3::udp_server_endpoint_impl::on_unicast_received (
    this=0x73601b30, _error=..., _bytes=1092)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/temp/vsomeip-3.4.9-r1/implementation/endpoints/src/udp_server_endpoint_impl.cpp:522
#19 0x76df4c70 in std::_Mem_fn_base<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int), true>::_M_call<std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>&, boost::system::error_code const&, unsigned int const&> (__ptr=..., this=0x769e5764)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:634
---Type <return> to continue, or q <return> to quit---
#20 std::_Mem_fn_base<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int), true>::operator()<std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>&, boost::system::error_code const&, unsigned int const&, void> (__object=..., this=0x769e5764)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:610
#21 std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>::__call<void, boost::system::error_code const&, unsigned int const&, 0u, 1u, 2u>(std::tuple<boost::system::error_code const&, unsigned int const&>&&, std::_Index_tuple<0u, 1u, 2u>) (__args=..., this=0x769e5764)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:1074
#22 std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>::operator()<boost::system::error_code const&, unsigned int const&, void>(boost::system::error_code const&, unsigned int const&) (this=0x769e5764)
    at /usr/arm-linux-gnueabihf/include/c++/5/functional:1133
#23 boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>::operator()() (
    this=0x769e5764)
---Type <return> to continue, or q <return> to quit---
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/bind_handler.hpp:164
#24 boost::asio::asio_handler_invoke<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int> >(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&, ...) (
    function=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/handler_invoke_hook.hpp:69
#25 boost_asio_handler_invoke_helpers::invoke<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>, std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)> >(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Place---Type <return> to continue, or q <return> to quit---
holder<2>)>, boost::system::error_code, unsigned int>&, std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>&) (context=..., function=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/handler_invoke_helpers.hpp:37
#26 boost::asio::detail::asio_handler_invoke<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>, std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&, boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>*) (
    this_handler=<optimized out>, function=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12----Type <return> to continue, or q <return> to quit---
arm-linux-gnueabi/usr/include/boost/asio/detail/bind_handler.hpp:207
#27 boost_asio_handler_invoke_helpers::invoke<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>, boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int> >(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&, boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&) (context=..., function=...)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/handler_invoke_helpers.hpp:37
#28 boost::asio::detail::io_object_executor<boost::asio::executor>::dispatch<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholde---Type <return> to continue, or q <return> to quit---
r<2>)>, boost::system::error_code, unsigned int>, std::allocator<void> >(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&&, std::allocator<void> const&) const (a=..., f=..., this=0x769e577c)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/io_object_executor.hpp:119
#29 boost::asio::detail::handler_work<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::asio::detail::io_object_executor<boost::asio::executor>, boost::asio::detail::io_object_executor<boost::asio::executor> >::complete<boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int> >(boost::asio::detail::binder2<std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::system::error_code, unsigned int>&, std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placehold---Type <return> to continue, or q <return> to quit---
er<2>)>&) (handler=..., function=..., this=0x769e5774)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/handler_work.hpp:72

#30 boost::asio::detail::reactive_socket_recvfrom_op<boost::asio::mutable_buffers_1, boost::asio::ip::basic_endpoint<boost::asio::ip::udp>, std::_Bind<std::_Mem_fn<void (vsomeip_v3::udp_server_endpoint_impl::*)(boost::system::error_code const&, unsigned int)> (std::shared_ptr<vsomeip_v3::udp_server_endpoint_impl>, std::_Placeholder<1>, std::_Placeholder<2>)>, boost::asio::detail::io_object_executor<boost::asio::executor> >::do_complete(void*, boost::asio::detail::scheduler_operation*, boost::system::error_code const&, unsigned int) (owner=0x76000ae8, 
    base=<optimized out>)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/reactive_socket_recvfrom_op.hpp:128
#31 0x76d9f558 in boost::asio::detail::scheduler_operation::complete (
    bytes_transferred=0, ec=..., owner=0x76000ae8, this=<optimized out>)
    at /home/ecuauth/Documents/IMX6_ULTRALITE/sysroot-glibc-linaro-2.25-2019.12-arm-linux-gnueabi/usr/include/boost/asio/detail/scheduler_operation.hpp:40