configure -developer-build -opensource -nomake examples

CMake Error at qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:596 (add_executable):
  add_executable cannot create target "q3dbars-proxy" because another target
  with the same name already exists.  The existing target is an executable
  created in source directory
  "D:/dev/qtdev/qt6/qtdatavis3d/tests/auto/cpptest/q3dbars-proxy".  See
  documentation for policy CMP0002 for more details.
Call Stack (most recent call first):
  qtbase/cmake/QtExecutableHelpers.cmake:32 (_qt_internal_create_executable)
  qtbase/cmake/QtTestHelpers.cmake:490 (qt_internal_add_executable)
  qtgraphs/tests/auto/cpptest/q3dbars-proxy/CMakeLists.txt:4 (qt_internal_add_test)


CMake Error at qtbase/cmake/QtTestHelpers.cmake:680 (add_custom_target):
  add_custom_target cannot create target "q3dbars-proxy_check" because
  another target with the same name already exists.  The existing target is a
  custom target created in source directory
  "D:/dev/qtdev/qt6/qtdatavis3d/tests/auto/cpptest/q3dbars-proxy".  See
  documentation for policy CMP0002 for more details.
Call Stack (most recent call first):
  qtgraphs/tests/auto/cpptest/q3dbars-proxy/CMakeLists.txt:4 (qt_internal_add_test)


CMake Error at qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:596 (add_executable):
  add_executable cannot create target "q3dbars-modelproxy" because another
  target with the same name already exists.  The existing target is an
  executable created in source directory
  "D:/dev/qtdev/qt6/qtdatavis3d/tests/auto/cpptest/q3dbars-modelproxy".  See
  documentation for policy CMP0002 for more details.
Call Stack (most recent call first):
  qtbase/cmake/QtExecutableHelpers.cmake:32 (_qt_internal_create_executable)
  qtbase/cmake/QtTestHelpers.cmake:490 (qt_internal_add_executable)
  qtgraphs/tests/auto/cpptest/q3dbars-modelproxy/CMakeLists.txt:4 (qt_internal_add_test)


CMake Error at qtbase/cmake/QtTestHelpers.cmake:680 (add_custom_target):
  add_custom_target cannot create target "q3dbars-modelproxy_check" because
  another target with the same name already exists.  The existing target is a
  custom target created in source directory
  "D:/dev/qtdev/qt6/qtdatavis3d/tests/auto/cpptest/q3dbars-modelproxy".  See
  documentation for policy CMP0002 for more details.
Call Stack (most recent call first):
  qtgraphs/tests/auto/cpptest/q3dbars-modelproxy/CMakeLists.txt:4 (qt_internal_add_test)


CMake Error at qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:596 (add_executable):
  add_executable cannot create target "q3dbars-series" because another target
  with the same name already exists.  The existing target is an executable
  created in source directory
  "D:/dev/qtdev/qt6/qtdatavis3d/tests/auto/cpptest/q3dbars-series".  See
  documentation for policy CMP0002 for more details.
Call Stack (most recent call first):
  qtbase/cmake/QtExecutableHelpers.cmake:32 (_qt_internal_create_executable)
  qtbase/cmake/QtTestHelpers.cmake:490 (qt_internal_add_executable)
  qtgraphs/tests/auto/cpptest/q3dbars-series/CMakeLists.txt:4 (qt_internal_add_test)

...

CMake Error at qtbase/cmake/QtProcessConfigureArgs.cmake:994 (message):
  CMake exited with code 1.