Fix optimization
Fix optimization

Can't lift bindings from arguments as this might change evaluation
order and it also does not work for cbn parameters.

Also, fix stray printing

dotty-staging/dotty,som-snytt/dotty,som-snytt/dotty,sjrd/dotty,lampepfl/dotty,lampepfl/dotty,som-snytt/dotty,dotty-staging/dotty,som-snytt/dotty,dotty-staging/dotty,lampepfl/dotty,dotty-staging/dotty,lampepfl/dotty,lampepfl/dotty,sjrd/dotty,sjrd/dotty,sjrd/dotty,som-snytt/dotty,sjrd/dotty,dotty-staging/dotty