Goal:
  
  A : Type
  P : A → A → Prop
  hP : Transitive P
  l3 : list A
  h2 : Forall2 P [] l3
  H0 : [] = l3
  ============================
   (Forall2 P [] [])


DEBUG:Going to execute:
<coq-core.plugins.ltac::constructor@0>
DEBUG LTAC Evaluated term: h1