********************************************************************************
conan test cci-b4ed24af/recipes/xproperty/all/test_package/conanfile.py xproperty/0.12.0@#7a7963022ceb4591768c94b06bddea3b -pr /home/conan/workspace/prod-v1/bsr/53724/dfecb/profile_linux_7_libstdcpp11_gcc_release_64..txt -c tools.system.package_manager:mode=install -c tools.system.package_manager:sudo=True
********************************************************************************
Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=7
os=Linux
[options]
[build_requires]
[env]
[conf]
tools.system.package_manager:mode=install
tools.system.package_manager:sudo=True

xproperty/0.12.0 (test package): Installing package
Requirements
    xproperty/0.12.0 from local cache - Cache
    xtl/0.7.4 from 'conan-center' - Cache
Packages
    xproperty/0.12.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache
    xtl/0.7.4:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache

Installing (downloading, building) binaries...
xtl/0.7.4: Already installed!
xproperty/0.12.0: Already installed!
xproperty/0.12.0 (test package): Generator 'CMakeToolchain' calling 'generate()'
xproperty/0.12.0 (test package): Preset 'release' added to CMakePresets.json. Invoke it manually using 'cmake --preset release'
xproperty/0.12.0 (test package): If your CMake version is not compatible with CMakePresets (<3.19) call cmake like: 'cmake <path> -G "Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE=/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release/generators/conan_toolchain.cmake -DCMAKE_POLICY_DEFAULT_CMP0091=NEW -DCMAKE_BUILD_TYPE=Release'
xproperty/0.12.0 (test package): Generator 'VirtualRunEnv' calling 'generate()'
xproperty/0.12.0 (test package): Generator 'CMakeDeps' calling 'generate()'
xproperty/0.12.0 (test package): Generator txt created conanbuildinfo.txt
xproperty/0.12.0 (test package): Aggregating env generators
xproperty/0.12.0 (test package): Generated conaninfo.txt
xproperty/0.12.0 (test package): Generated graphinfo
Using lockfile: '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release/generators/conan.lock'
Using cached profile from lockfile
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
xproperty/0.12.0 (test package): Calling build()
xproperty/0.12.0 (test package): CMake command: cmake -G "Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE="/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release/generators/conan_toolchain.cmake" -DCMAKE_POLICY_DEFAULT_CMP0091="NEW" -DCMAKE_BUILD_TYPE="Release" "/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/."

----Running------
> cmake -G "Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE="/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release/generators/conan_toolchain.cmake" -DCMAKE_POLICY_DEFAULT_CMP0091="NEW" -DCMAKE_BUILD_TYPE="Release" "/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/."
-----------------
-- Using Conan toolchain: /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release/generators/conan_toolchain.cmake
-- The CXX compiler identification is GNU 7.5.0
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Conan: Target declared 'xproperty'
-- Conan: Target declared 'xtl'
-- Configuring done
-- Generating done
-- Build files have been written to: /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release
xproperty/0.12.0 (test package): CMake command: cmake --build "/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release" '--' '-j3'

----Running------
> cmake --build "/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release" '--' '-j3'
-----------------
Scanning dependencies of target test_package
[ 50%] Building CXX object CMakeFiles/test_package.dir/test_package.cpp.o
CMakeFiles/test_package.dir/build.make:81: recipe for target 'CMakeFiles/test_package.dir/test_package.cpp.o' failed
CMakeFiles/Makefile2:94: recipe for target 'CMakeFiles/test_package.dir/all' failed
Makefile:102: recipe for target 'all' failed
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:59: error: ‘any’ is not a member of ‘std’
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                           ^~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:59: error: ‘any’ is not a member of ‘std’
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:62: error: template argument 1 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                              ^
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:62: error: template argument 2 is invalid
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:70: error: template argument 1 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:112: error: template argument 2 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                                                                                ^~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:112: error: template argument 4 is invalid
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::observe(const char*, std::function<void(D&)>)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: error: no matching function for call to ‘get<1>(const char&)’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::unobserve(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: error: no matching function for call to ‘get<1>(const char&)’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::validate(const char*, std::function<void(D&, V&)>)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: error: no matching function for call to ‘get<0>(const char&)’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::unvalidate(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: error: no matching function for call to ‘get<0>(const char&)’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::invoke_observers(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: error: no matching function for call to ‘get<1>(const char&)’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘auto xp::xobserved<D>::invoke_validators(const char*, V&&)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: error: no matching function for call to ‘get<0>(const char&)’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:18: error: ‘any_cast’ is not a member of ‘std’
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                  ^~~~~~~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:18: note: suggested alternative: ‘bad_cast’
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                  ^~~~~~~~
                  bad_cast
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:73: error: expected primary-expression before ‘>’ token
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                                                                         ^~
make[2]: *** [CMakeFiles/test_package.dir/test_package.cpp.o] Error 1
make[1]: *** [CMakeFiles/test_package.dir/all] Error 2
make: *** [all] Error 2
WARN: *** Conan 1 is legacy and on a deprecation path ***
WARN: *** Please upgrade to Conan 2 ***
xproperty/0.12.0 (test package): WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior
xproperty/0.12.0 (test package): WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior
ERROR: xproperty/0.12.0 (test package): Error in build() method, line 21
	cmake.build()
	ConanException: Error 2 while executing cmake --build "/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/build/Release" '--' '-j3'
********************************************************************************
conan test cci-b4ed24af/recipes/xproperty/all/test_v1_package/conanfile.py xproperty/0.12.0@#7a7963022ceb4591768c94b06bddea3b -pr /home/conan/workspace/prod-v1/bsr/53724/dfecb/profile_linux_7_libstdcpp11_gcc_release_64..txt -c tools.system.package_manager:mode=install -c tools.system.package_manager:sudo=True
********************************************************************************
Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=7
os=Linux
[options]
[build_requires]
[env]
[conf]
tools.system.package_manager:mode=install
tools.system.package_manager:sudo=True

xproperty/0.12.0 (test package): Installing package
Requirements
    xproperty/0.12.0 from local cache - Cache
    xtl/0.7.4 from 'conan-center' - Cache
Packages
    xproperty/0.12.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache
    xtl/0.7.4:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache

Installing (downloading, building) binaries...
xtl/0.7.4: Already installed!
xproperty/0.12.0: Already installed!
xproperty/0.12.0 (test package): Generator txt created conanbuildinfo.txt
xproperty/0.12.0 (test package): Generator cmake created conanbuildinfo.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xproperty-config-version.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xproperty-config.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xpropertyTargets.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xpropertyTarget-release.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xtl-config-version.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xtl-config.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xtlTargets.cmake
xproperty/0.12.0 (test package): Generator cmake_find_package_multi created xtlTarget-release.cmake
xproperty/0.12.0 (test package): Aggregating env generators
xproperty/0.12.0 (test package): Generated conaninfo.txt
xproperty/0.12.0 (test package): Generated graphinfo
Using lockfile: '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867/conan.lock'
Using cached profile from lockfile
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
xproperty/0.12.0 (test package): Calling build()

----Running------
> cd '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Release" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="7" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++11" -DCMAKE_INSTALL_PREFIX="/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867/package" -DCMAKE_INSTALL_BINDIR="bin" -DCMAKE_INSTALL_SBINDIR="bin" -DCMAKE_INSTALL_LIBEXECDIR="bin" -DCMAKE_INSTALL_LIBDIR="lib" -DCMAKE_INSTALL_INCLUDEDIR="include" -DCMAKE_INSTALL_OLDINCLUDEDIR="include" -DCMAKE_INSTALL_DATAROOTDIR="share" -DCMAKE_PREFIX_PATH="/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867" -DCMAKE_MODULE_PATH="/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -Wno-dev '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package'
-----------------
-- The C compiler identification is GNU 7.5.0
-- The CXX compiler identification is GNU 7.5.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Conan: called by CMake conan helper
-- Conan: Adjusting output directories
-- Conan: Using cmake targets configuration
-- Conan: Adjusting default RPATHs Conan policies
-- Conan: Adjusting language standard
-- Conan: Compiler GCC>=5, checking major version 7
-- Conan: Checking correct version: 7
-- Conan: C++ stdlib: libstdc++11
-- Configuring done
-- Generating done
-- Build files have been written to: /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867

----Running------
> cmake --build '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867' '--' '-j3'
-----------------
Scanning dependencies of target test_package
[ 50%] Building CXX object test_package/CMakeFiles/test_package.dir/test_package.cpp.o
test_package/CMakeFiles/test_package.dir/build.make:81: recipe for target 'test_package/CMakeFiles/test_package.dir/test_package.cpp.o' failed
CMakeFiles/Makefile2:112: recipe for target 'test_package/CMakeFiles/test_package.dir/all' failed
Makefile:102: recipe for target 'all' failed
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CMAKE_INSTALL_BINDIR
    CMAKE_INSTALL_DATAROOTDIR
    CMAKE_INSTALL_INCLUDEDIR
    CMAKE_INSTALL_LIBDIR
    CMAKE_INSTALL_LIBEXECDIR
    CMAKE_INSTALL_OLDINCLUDEDIR
    CMAKE_INSTALL_SBINDIR


In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:59: error: ‘any’ is not a member of ‘std’
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                           ^~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:59: error: ‘any’ is not a member of ‘std’
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:62: error: template argument 1 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                              ^
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:62: error: template argument 2 is invalid
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:70: error: template argument 1 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:112: error: template argument 2 is invalid
         std::map<const char*, std::tuple<std::vector<std::any>, std::vector<std::function<void(derived_type&)>>>> m_accesses;
                                                                                                                ^~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:99:112: error: template argument 4 is invalid
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::observe(const char*, std::function<void(D&)>)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: error: no matching function for call to ‘get<1>(const char&)’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:135:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::unobserve(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: error: no matching function for call to ‘get<1>(const char&)’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:141:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<1>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::validate(const char*, std::function<void(D&, V&)>)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: error: no matching function for call to ‘get<0>(const char&)’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:148:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).emplace_back(std::move(cb));
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::unvalidate(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: error: no matching function for call to ‘get<0>(const char&)’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:154:37: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         std::get<0>(m_accesses[name]).clear();
                                     ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘void xp::xobserved<D>::invoke_observers(const char*)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: error: no matching function for call to ‘get<1>(const char&)’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:166:58: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& observer : std::get<1>(m_accesses[name]))
                                                          ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp: In member function ‘auto xp::xobserved<D>::invoke_validators(const char*, V&&)’:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: error: no matching function for call to ‘get<0>(const char&)’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:225:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:230:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:235:5: note: candidate: template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:38:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/utility:244:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)
     get(pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:244:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:249:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)
     get(const pair<_Tp, _Up>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:249:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:254:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)
     get(pair<_Tp, _Up>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:254:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:259:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)
     get(pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:259:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:264:5: note: candidate: template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)
     get(const pair<_Up, _Tp>& __p) noexcept
     ^~~
/usr/include/c++/7/utility:264:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/utility:269:5: note: candidate: template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)
     get(pair<_Up, _Tp>&& __p) noexcept
     ^~~
/usr/include/c++/7/utility:269:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:307:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:316:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/array:324:5: note: candidate: template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:179:59: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘const char’
         for(auto& validator : std::get<0>(m_accesses[name]))
                                                           ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:14,
                 from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:
/usr/include/c++/7/tuple:1349:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1349:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1355:5: note: candidate: template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Types...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1355:5: note:   template argument deduction/substitution failed:
/usr/include/c++/7/tuple:1361:5: note: candidate: template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Types...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1361:5: note:   template argument deduction/substitution failed:
In file included from /home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_package/test_package.cpp:1:0:
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:18: error: ‘any_cast’ is not a member of ‘std’
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                  ^~~~~~~~
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:18: note: suggested alternative: ‘bad_cast’
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                  ^~~~~~~~
                  bad_cast
/home/conan/workspace/prod-v1/bsr/53724/edcfd/.conan/data/xproperty/0.12.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/xproperty/xobserved.hpp:181:73: error: expected primary-expression before ‘>’ token
             std::any_cast<std::function<void(derived_type&, value_type&)>>(validator)(derived_cast(), value);
                                                                         ^~
make[2]: *** [test_package/CMakeFiles/test_package.dir/test_package.cpp.o] Error 1
make[1]: *** [test_package/CMakeFiles/test_package.dir/all] Error 2
make: *** [all] Error 2
WARN: *** Conan 1 is legacy and on a deprecation path ***
WARN: *** Please upgrade to Conan 2 ***
xproperty/0.12.0 (test package): WARN: 
     ************************************************
     The 'cmake' generator is deprecated.
     Please update your code and remove it.
     *************************************************

xproperty/0.12.0 (test package): WARN: 
     ************************************************
     The 'cmake_find_package_multi' generator is deprecated.
     Please update your code and remove it.
     *************************************************

xproperty/0.12.0 (test package): WARN: **** The 'from conans import CMake' helper is deprecated. Please update your code and remove it. ****
ERROR: xproperty/0.12.0 (test package): Error in build() method, line 12
	cmake.build()
	ConanException: Error 2 while executing cmake --build '/home/conan/workspace/prod-v1/bsr/cci-b4ed24af/recipes/xproperty/all/test_v1_package/build/ac8e5b135bec2d2511377cc6fdda763812fc2867' '--' '-j3'