version 3.5-alpha does not build Cmake generated .vcxproj problem

I am using cmake 3.14.0-rc2 gui
it both configure and generate
BUT when doing
>msbuild all_build.vcxproj
this comes out and it stops
PostBuildEvent:
Copying libui.res
setlocal
D:\CMake\bin\cmake.exe -E copy D:/gitrepo/libui-alpha3.5/build/CMakeFiles/libui.dir/windows/resources.rc.* D:/gitrepo/libui-alpha3.5/build/out/libui.res
if %errorlevel% neq 0 goto :cmEnd
:cmEnd
endlocal & call :cmErrorLevel %errorlevel% & goto :cmDone
:cmErrorLevel
exit /b %1
:cmDone
if %errorlevel% neq 0 goto :VCEnd
:VCEnd
Error copying file "D:/gitrepo/libui-alpha3.5/build/CMakeFiles/libui.dir/windows/resources.rc.*" to "D:/gitrepo/libui-alpha3.5/build/out/libui.res".
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: The command "setloc al [D:\gitrepo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: D:\CMake\bin\cmake. exe -E copy D:/gitrepo/libui-alpha3.5/build/CMakeFiles/libui.dir/windows/resources.rc.* D:/gitrepo/libui-alpha3.5/build/out/libui.res [D:\gitrepo\libui-alpha3 .5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: if %errorlevel% neq 0 goto :cmEnd [D:\gitrepo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: :cmEnd [D:\gitrepo\ libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: endlocal & call :cm ErrorLevel %errorlevel% & goto :cmDone [D:\gitrepo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: :cmErrorLevel [D:\g itrepo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: exit /b %1 [D:\gitr epo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: :cmDone [D:\gitrepo \libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: if %errorlevel% neq 0 goto :VCEnd [D:\gitrepo\libui-alpha3.5\build\libui.vcxproj]
C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\VC\VCTargets\Microsoft.CppCommon.targets(138,5): error MSB3073: :VCEnd" exited with code 1. [D:\gitrepo\libui-alpha3.5\build\libui.vcxproj]
Done Building Project "D:\gitrepo\libui-alpha3.5\build\libui.vcxproj" (default targets) -- FAILED.
am I doing something wrong?
what is the solution?
yes I need this older version and I am aware of 4.1-alpha existence
I am building using VS2017 buildtools to be used with generating PHP_UI in further step