$(OutDir) defaults to $(ProjectDir)\$(Platform)\$(Configuration)\, but it really should default to $(ProjectDir)\bin\$(Platform)\$(Configuration)\. It is missing the bin/ component.
Line in question: https://github.com/roozbehid/dotnet-vcxproj/blob/master/GCCBuild/Nuget/build/GCCBuildTargets.targets#L42
$(OutDir)defaults to$(ProjectDir)\$(Platform)\$(Configuration)\, but it really should default to$(ProjectDir)\bin\$(Platform)\$(Configuration)\. It is missing thebin/component.Line in question: https://github.com/roozbehid/dotnet-vcxproj/blob/master/GCCBuild/Nuget/build/GCCBuildTargets.targets#L42