CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY


In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_doctest.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::ClipboardReporter::copyToClipboard(const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:3685:32: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(cmd.c_str());
                                ^
In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_doctest.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In member function 'virtual bool ApprovalTests::SystemLauncher::launch(std::vector<std::basic_string<char> >)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:1343:35: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(launch.c_str());
                                   ^
In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_gtest.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::ClipboardReporter::copyToClipboard(const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:3685:32: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(cmd.c_str());
                                ^
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::FileUtilsSystemSpecific::copyFile(const string&, const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:572:33: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
                        .c_str());
                                 ^
In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_gtest.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In member function 'virtual bool ApprovalTests::SystemLauncher::launch(std::vector<std::basic_string<char> >)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:1343:35: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(launch.c_str());
                                   ^
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::FileUtilsSystemSpecific::copyFile(const string&, const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:572:33: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
                        .c_str());
                                 ^
In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_catch.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::ClipboardReporter::copyToClipboard(const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:3685:32: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(cmd.c_str());
                                ^
In file included from /home/conan/w/cci_PR-3267/3/1e65d484-0df2-4a6d-b303-08cd0008ef2d/recipes/approvaltests.cpp/all/test_package/test_catch.cpp:2:0:
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In member function 'virtual bool ApprovalTests::SystemLauncher::launch(std::vector<std::basic_string<char> >)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:1343:35: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
             system(launch.c_str());
                                   ^
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp: In static member function 'static void ApprovalTests::FileUtilsSystemSpecific::copyFile(const string&, const string&)':
/home/conan/w/cci_PR-3267/.conan/data/approvaltests.cpp/8.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/ApprovalTests.hpp:572:33: warning: ignoring return value of 'int system(const char*)', declared with attribute warn_unused_result [-Wunused-result]
                        .c_str());
                                 ^
approvaltests.cpp/8.1.0: WARN: This conanfile has no build step