Goal:
  
  G : t
  HI : invariants
  H : VSet.For_all (fun x : VSet.elt => lsp x x = Some 0) (V G)
  ============================
   (VSet.For_all (fun x : VSet.elt => lsp x x = Some 0) (V G))


DEBUG:Going to execute:
<coq-core.plugins.ltac::trivial@0> $1 $2