| CMake Error at AppendNotOutput.cmake:1 \(add_custom_command\): | |
| add_custom_command given APPEND option with output | |
| .*RunCMake/add_custom_command/AppendNotOutput-build/out | |
| which is not already a custom command output. | |
| Call Stack \(most recent call first\): | |
| CMakeLists.txt:3 \(include\) |