Investigate (Microsoft) C++ Build Insights

[JPenuchot]

Seems to be comparable to Clang's time trace, so adapting ctbench to it might be pretty easy.

https://devblogs.microsoft.com/cppblog/introducing-c-build-insights/

I own zero Windows machine at the moment, so any help is welcome.

Thanks @JolyLoic for pinging me about that :)