/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp: In member 
   function `void 
   boost::archive::basic_xml_oarchive<Archive>::save_override(T&, int) [with T 
   = const B, Archive = boost::archive::xml_oarchive]':
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:125:   instantiated from `Archive& boost::archive::basic_xml_oarchive<Archive>::operator<<(const T&) [with T = B, Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/archive/common_oarchive.hpp:78:   instantiated from `Archive& boost::archive::common_oarchive<Archive>::operator&(const T&) [with T = B, Archive = boost::archive::xml_oarchive]'
base.h:23:   instantiated from `void D::serialize(Archive&, unsigned int) [with Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/serialization/access.hpp:101:   instantiated from `static void boost::serialization::access::serialize(Archive&, T&, unsigned int) [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/serialization/serialization.hpp:59:   instantiated from `void boost::serialization::serialize(Archive&, T&, unsigned int) [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/serialization/oserializer.hpp:74:   instantiated from `void boost::serialization::oserializer<Archive, T>::save_object_data(boost::archive::basic_oarchive&, const void*) const [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:102:   instantiated from here
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:58: error: invalid
   application of `sizeof' to an incomplete type
/space/NM/boost-serialization/boost/archive/basic_text_oprimitive.hpp: In 
   member function `void boost::archive::basic_text_oprimitive<Archive, 
   OStream>::save(const T&) [with T = B, Archive = 
   boost::archive::xml_oarchive, OStream = std::basic_ostream<char, 
   std::char_traits<char> >]':
/space/NM/boost-serialization/boost/archive/xml_oarchive.hpp:38:   instantiated from `void boost::archive::xml_oarchive_impl<Archive>::save(const T&) [with T = B, Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:65:   instantiated from `void boost::archive::basic_xml_oarchive<Archive>::save_override(T&, int) [with T = const B, Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:125:   instantiated from `Archive& boost::archive::basic_xml_oarchive<Archive>::operator<<(const T&) [with T = B, Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/archive/common_oarchive.hpp:78:   instantiated from `Archive& boost::archive::common_oarchive<Archive>::operator&(const T&) [with T = B, Archive = boost::archive::xml_oarchive]'
base.h:23:   instantiated from `void D::serialize(Archive&, unsigned int) [with Archive = boost::archive::xml_oarchive]'
/space/NM/boost-serialization/boost/serialization/access.hpp:101:   instantiated from `static void boost::serialization::access::serialize(Archive&, T&, unsigned int) [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/serialization/serialization.hpp:59:   instantiated from `void boost::serialization::serialize(Archive&, T&, unsigned int) [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/serialization/oserializer.hpp:74:   instantiated from `void boost::serialization::oserializer<Archive, T>::save_object_data(boost::archive::basic_oarchive&, const void*) const [with Archive = boost::archive::xml_oarchive, T = D]'
/space/NM/boost-serialization/boost/archive/basic_xml_oarchive.hpp:102:   instantiated from here
/space/NM/boost-serialization/boost/archive/basic_text_oprimitive.hpp:60: error: no
   match for 'operator<<' in '
   this->boost::archive::basic_text_oprimitive<boost::archive::xml_oarchive, 
   std::basic_ostream<char, std::char_traits<char> > >::os << t'
/usr/include/c++/3.3/bits/ostream.tcc:63: error: candidates are: 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(std::basic_ostream<_CharT, 
   _Traits>&(*)(std::basic_ostream<_CharT, _Traits>&)) [with _CharT = char, 
   _Traits = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:74: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(std::basic_ios<_CharT, 
   _Traits>&(*)(std::basic_ios<_CharT, _Traits>&)) [with _CharT = char, _Traits 
   = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:86: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(std::ios_base&(*)(std::ios_base&)) [with _CharT = char, 
   _Traits = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:122: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(long int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:156: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(long unsigned int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:98: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(bool) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/ostream:178: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(short int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/ostream:189: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(short unsigned int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/ostream:193: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/ostream:204: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(unsigned int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:181: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(long long int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:216: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(long long unsigned int) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:241: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(double) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/ostream:219: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(float) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:265: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(long double) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:289: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(const void*) [with _CharT = char, _Traits = 
   std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:313: error:                 
   std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, 
   _Traits>::operator<<(std::basic_streambuf<_CharT, _Traits>*) [with _CharT = 
   char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/iomanip:261: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Setw) [with 
   _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/iomanip:227: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Setprecision) 
   [with _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/iomanip:154: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Setbase) [with 
   _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/iomanip:116: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Setiosflags) 
   [with _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/iomanip:82: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Resetiosflags) 
   [with _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/ostream:491: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, const unsigned char*) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/ostream:486: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, const signed char*) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:616: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, const char*) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:572: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*) [with 
   _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/3.3/ostream:452: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, unsigned char) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/ostream:447: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, signed char) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/bits/ostream.tcc:512: error:                 
   std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, 
   _Traits>&, char) [with _Traits = std::char_traits<char>]
/usr/include/c++/3.3/ostream:436: error:                 
   std::basic_ostream<_CharT, _Traits>& 
   std::operator<<(std::basic_ostream<_CharT, _Traits>&, char) [with _CharT = 
   char, _Traits = std::char_traits<char>]