1. For now, you can't compile msbuild because newtonsoft-json src issue: #496 2. When building msbuild (with fix applied for issue above), it tries to compile `dev-dotnet/buildtools-1.0.27-r1` but fails to do. [log](https://gist.github.com/Meister1593/e9d97fff22c2c68799bf6a72c3cecc57), [info](https://gist.github.com/Meister1593/6aae44d3e1752dcf87da13fec18dd02a)