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

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CONAN_CMAKE_POSITION_INDEPENDENT_CODE
    CONAN_COMPILER
    CONAN_COMPILER_VERSION
    CONAN_CXX_FLAGS
    CONAN_C_FLAGS
    CONAN_EXPORTED
    CONAN_IN_LOCAL_CACHE
    CONAN_LIBCXX
    CONAN_SHARED_LINKER_FLAGS


CMake Error: The source directory "/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb" does not appear to contain CMakeLists.txt.
Specify --help for usage, or press the help button on the CMake GUI.
ignition-math/6.6.0: WARN: Build folder is dirty, removing it: /home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb
ignition-math/6.6.0: ERROR: Package '2cfd61d37c312053bc726f7fe3030d3d6af478bb' build failed
ignition-math/6.6.0: WARN: Build folder /home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb
ERROR: ignition-math/6.6.0: Error in build() method, line 115
	cmake = self._configure_cmake()
while calling '_configure_cmake', line 108
	self._cmake.configure()
	ConanException: Error 1 while executing cd '/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Debug" -DCONAN_IN_LOCAL_CACHE="ON" -DCONAN_COMPILER="clang" -DCONAN_COMPILER_VERSION="5.0" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++" -DBUILD_SHARED_LIBS="OFF" -DCMAKE_INSTALL_PREFIX="/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/package/2cfd61d37c312053bc726f7fe3030d3d6af478bb" -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" -DCONAN_CMAKE_POSITION_INDEPENDENT_CODE="ON" -DCMAKE_PREFIX_PATH="/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb/cmake_prefix_subfolder" -DCMAKE_MODULE_PATH="/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -DCMAKE_VERBOSE_MAKEFILE="ON" -DBUILD_TESTING="False" -Wno-dev '/home/conan/w/cci_PR-3215/.conan/data/ignition-math/6.6.0/_/_/build/2cfd61d37c312053bc726f7fe3030d3d6af478bb'