DVC texture bakes with flat solid color...

I'm just really stuck here. After baking DVC texture I get UV map filled with solid color, instead of dirty vector colors.

What it looks like now:
https://prnt.sc/q9jj8h

Maybe someone faced a similar problem and knows what cause it and how to fix it?

Just in case, here is the.blend file:
https://drive.google.com/drive/folders/1MnKmtnhcCt8P0zlT-UzWlHz-ckTG4_kF?usp=sharing