CXX/LD -o .build_release/tools/upgrade_net_proto_binary.bin
.build_release/tools/upgrade_net_proto_binary.o: In function `main':
upgrade_net_proto_binary.cpp:(.text.startup+0x214): undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_create(unsigned lo
ng&, unsigned long)'
.build_release/tools/upgrade_net_proto_binary.o: In function `boost::system::system_error::what() const':
upgrade_net_proto_binary.cpp:(.text._ZNK5boost6system12system_error4whatEv[_ZNK5boost6system12system_error4whatEv]+0x74): undefined reference to `std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >::_M_replace(unsigned long, unsigned long, char const*, unsigned long)'
upgrade_net_proto_binary.cpp:(.text._ZNK5boost6system12system_error4whatEv[_ZNK5boost6system12system_error4whatEv]+0xa1): undefined reference to `std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >::_M_append(char const*, unsigned long)'
upgrade_net_proto_binary.cpp:(.text._ZNK5boost6system12system_error4whatEv[_ZNK5boost6system12system_error4whatEv]+0xe3): undefined reference to `std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> >::_M_append(char const*, unsigned long)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_replace_aux(unsigned long, unsigned lo
ng, unsigned long, char)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFReadRGBAStrip@LIBTIFF_4.0'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator[](unsigned long)'
/usr/local/lib/libprotobuf.so: undefined reference to `vtable for std::__cxx11::basic_stringbuf<char, std::char_traits<char>, std::allocator<char> >@GLIBCXX_3.4.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find(char const*, unsigned long, unsigned lo
ng) const@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::runtime_error::runtime_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string()'
.build_release/lib/libcaffe.so: undefined reference to `VTT for std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::assign(char const*)@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_core.so: undefined reference to `std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator
<wchar_t> >::_M_create(unsigned long&, unsigned long)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::append(unsigned long, char)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_python.so: undefined reference to `std::range_error::range_error(std::__cxx11::basic_string<char, std::char_tra
its<char>, std::allocator<char> > const&)@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_system.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char
> >::~basic_string()@GLIBCXX_3.4.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_erase(unsigned long, unsigned long)@GLIBC
XX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFIsTiled@LIBTIFF_4.0'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_stringbuf<char, std::char_traits<char>, std::allocator<char> >::str() const'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_replace_aux(unsigned long, unsigned long,
unsigned long, char)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `vtable for std::__cxx11::basic_stringbuf<char, std::char_traits<char>, std::allocator<char> >'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, unsigned long,
std::allocator<char> const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_core.so: undefined reference to `std::__cxx11::basic_stringstream<char, std::char_traits<char>, std::allocator
<char> >::~basic_stringstream()@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator=(char const*)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >::str() const'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::rfind(char, unsigned long) const@GLIBCXX_3.4
.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_append(char const*, unsigned long)@GLIBCX
X_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator+=(char const*)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFWriteScanline@LIBTIFF_4.0'
//usr/lib/x86_64-linux-gnu/libsoxr.so.0: undefined reference to `GOMP_parallel@GOMP_4.0'
.build_release/lib/libcaffe.so: undefined reference to `std::__throw_out_of_range_fmt(char const*, ...)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator=(std::__cxx11::basic_string<char
, std::char_traits<char>, std::allocator<char> > const&)'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::reserve(unsigned long)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::reserve(unsigned long)'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::resize(unsigned long, char)@GLIBCXX_3.4.21
'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_core.so: undefined reference to `vtable for std::__cxx11::basic_stringstream<char, std::char_traits<char>, std
::allocator<char> >@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&) const'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFGetField@LIBTIFF_4.0'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find(char, unsigned long) const@GLIBCXX_3.4.
21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFScanlineSize@LIBTIFF_4.0'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_mutate(unsigned long, unsigned long, ch
ar const*, unsigned long)@GLIBCXX_3.4.21'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find_last_of(char const*, unsigned long, u
nsigned long) const@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_assign(std::__cxx11::basic_string<char
, std::char_traits<char>, std::allocator<char> > const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFReadEncodedTile@LIBTIFF_4.0'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_replace(unsigned long, unsigned long, cha
r const*, unsigned long)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >::basic_ostringstream(std::_Ios_Open
mode)'
.build_release/lib/libcaffe.so: undefined reference to `std::domain_error::domain_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFReadRGBATile@LIBTIFF_4.0'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFClose@LIBTIFF_4.0'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find_first_of(char const*, unsigned long,
unsigned long) const@GLIBCXX_3.4.21'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >::~basic_ostringstream()@GLIBCXX_3.4.
21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_core.so: undefined reference to `std::__cxx11::basic_stringbuf<char, std::char_traits<char>, std::allocator<ch
ar> >::_M_sync(char*, unsigned long, unsigned long)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::size() const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator+=(std::__cxx11::basic_string<cha
r, std::char_traits<char>, std::allocator<char> > const&)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::append(char const*, unsigned long)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFRGBAImageOK@LIBTIFF_4.0'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(unsigned long, unsigned long, cha
r const*) const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::c_str() const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::resize(unsigned long, char)'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::swap(std::__cxx11::basic_string<char, std:
:char_traits<char>, std::allocator<char> >&)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::basic_istream<char, std::char_traits<char> >& std::operator>><char, std::char_traits<char>, std::allocator<char> >(st
d::basic_istream<char, std::char_traits<char> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_thread.so: undefined reference to `std::basic_istream<char, std::char_traits<char> >& std::getline<char, std::c
har_traits<char>, std::allocator<char> >(std::basic_istream<char, std::char_traits<char> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&, cha
r)@GLIBCXX_3.4.21'
//usr/lib/x86_64-linux-gnu/libtbb.so.2: undefined reference to `std::length_error::length_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > co
nst&)@GLIBCXX_3.4.21'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(unsigned long, unsigned long, std:
:__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) const@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::rfind(char, unsigned long) const'
/usr/local/lib/libprotobuf.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find_first_not_of(char const*, unsigned lo
ng, unsigned long) const@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_core.so: undefined reference to `VTT for std::__cxx11::basic_stringstream<char, std::char_traits<char>, std::a
llocator<char> >@GLIBCXX_3.4.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__throw_out_of_range_fmt(char const*, ...)@GLIBCXX_3.4.20'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::empty() const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::append(char const*)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::assign(char const*)'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_assign(std::__cxx11::basic_string<char, s
td::char_traits<char>, std::allocator<char> > const&)@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFOpen@LIBTIFF_4.0'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_thread.so: undefined reference to `std::runtime_error::runtime_error(std::runtime_error const&)@GLIBCXX_3.4.21'
//usr/lib/x86_64-linux-gnu/libIlmImf-2_2.so.22: undefined reference to `std::__cxx11::basic_stringstream<char, std::char_traits<char>, std::allocator<char> >::basic_stringstream(
std::_Ios_Openmode)@GLIBCXX_3.4.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::append(char const*)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::runtime_error::runtime_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'
.build_release/lib/libcaffe.so: undefined reference to `vtable for std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(char const*) const@GLIBCXX_3.4.21'
//usr/lib/x86_64-linux-gnu/libtbb.so.2: undefined reference to `std::runtime_error::runtime_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >
const&)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::runtime_error::runtime_error(std::runtime_error const&)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::~basic_string()'
/usr/local/lib/libprotobuf.so: undefined reference to `vtable for std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFReadEncodedStrip@LIBTIFF_4.0'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_construct(unsigned long, char)@GLIBCXX_3.
4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::append(std::__cxx11::basic_string<char, s
td::char_traits<char>, std::allocator<char> > const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFSetField@LIBTIFF_4.0'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libleveldb.so: undefined reference to `__cxa_throw_bad_array_new_length@CXXABI_1.3.8'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >::~basic_ostringstream()'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::swap(std::__cxx11::basic_string<char, std
::char_traits<char>, std::allocator<char> >&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_python.so: undefined reference to `std::invalid_argument::invalid_argument(std::__cxx11::basic_string<char, std
::char_traits<char>, std::allocator<char> > const&)@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_thread.so: undefined reference to `std::__cxx11::numpunct<char> const& std::use_facet<std::__cxx11::numpunct<ch
ar> >(std::locale const&)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::assign(char const*, unsigned long)'
.build_release/lib/libcaffe.so: undefined reference to `std::basic_ostream<char, std::char_traits<char> >& std::operator<< <char, std::char_traits<char>, std::allocator<char> >(s
td::basic_ostream<char, std::char_traits<char> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(char const*) const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(std::__cxx11::basic_string<c
har, std::char_traits<char>, std::allocator<char> > const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_thread.so: undefined reference to `std::runtime_error::runtime_error(std::__cxx11::basic_string<char, std::char
_traits<char>, std::allocator<char> > const&)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::basic_istream<char, std::char_traits<char> >& std::getline<char, std::char_traits<char>, std::allocator<char> >(std::
basic_istream<char, std::char_traits<char> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&, char)'
.build_release/lib/libcaffe.so: undefined reference to `std::logic_error::logic_error(std::logic_error const&)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFSetWarningHandler@LIBTIFF_4.0'
/usr/local/lib/libprotobuf.so: undefined reference to `VTT for std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libopencv_highgui.so: undefined reference to `TIFFSetErrorHandler@LIBTIFF_4.0'
.build_release/lib/libcaffe.so: undefined reference to `std::overflow_error::overflow_error(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&
)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::find(char, unsigned long) const'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_ostringstream<char, std::char_traits<char>, std::allocator<char> >::basic_ostringstream(std::__cxx11::
basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::_Ios_Openmode)'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_construct(unsigned long, char)'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_python.so: undefined reference to `std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocato
r<wchar_t> >::_M_construct(unsigned long, wchar_t)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, std::allocator<
char> const&)'
//usr/lib/x86_64-linux-gnu/libtbb.so.2: undefined reference to `std::out_of_range::out_of_range(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > co
nst&)@GLIBCXX_3.4.21'
/usr/local/lib/libgflags.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare(std::__cxx11::basic_string<char, std
::char_traits<char>, std::allocator<char> > const&) const@GLIBCXX_3.4.21'
/usr/lib/gcc/x86_64-linux-gnu/5/../../../x86_64-linux-gnu/libboost_system.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char
> >::_M_create(unsigned long&, unsigned long)@GLIBCXX_3.4.21'
.build_release/lib/libcaffe.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::data() const'
.build_release/lib/libcaffe.so: undefined reference to `std::out_of_range::out_of_range(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'
collect2: error: ld returned 1 exit status
Makefile:619: recipe for target '.build_release/tools/upgrade_net_proto_binary.bin' failed
make: *** [.build_release/tools/upgrade_net_proto_binary.bin] Error 1