Ferrari’s Sainz was hit with a five-second sanction for colliding with Fernando Alonso.
Video footage viewed by VAR of Podence appearing to spit at Forest midfielder Brennan Johnson in the closing stages proved inconclusive.
The Northern Irishman is looking to add a first Masters title to his collection having finished runner-up last year.
With his squad named for the first training camp of the year, returning Wallabies boss Eddie Jones has included six uncapped faces.