(** Why3 driver for CVC4 <= 1.3 *)

prelude "(set-logic AUFNIRA)"
(*
    A  : Array
    UF : Uninterpreted Function
    NIRA : NonLinear Integer Reals Arithmetic
*)

import "smt-libv2.gen"
filename "%f-%t-%g.smt2"
printer "smtv2"
import "no-bv.gen"
import "discrimination.gen"

(* Performed introductions depending on whether counterexamples are
   requested, as said by the meta "get_counterexmp". When this meta
   set, this transformation introduces the model variables that are
   still embedded in the goal. When it is not set, it removes all
   these unused-ce-related variables, even in the context.  *)
transformation "counterexamples_dependent_intros"

transformation "inline_trivial"
transformation "eliminate_builtin"
transformation "eliminate_definition"
transformation "eliminate_inductive"
transformation "eliminate_epsilon"
transformation "eliminate_algebraic"
transformation "eliminate_literal"

transformation "simplify_formula"
(*transformation "simplify_trivial_quantification"*)

transformation "discriminate"
transformation "encoding_smt"

(** Error messages specific to CVC4 *)

outofmemory "(error \".*out of memory\")"
outofmemory "CVC4 suffered a segfault"
outofmemory "CVC4::BVMinisat::OutOfMemoryException"
outofmemory "std::bad_alloc"
outofmemory "Cannot allocate memory"
timeout "interrupted by timeout"


(** Extra theories supported by CVC4 *)

(* Disabled:
   CVC4 seems less efficient with its built-in implementation than
   with the axiomatic version
theory int.EuclideanDivision
  syntax function div "(div %1 %2)"
  syntax function mod "(mod %1 %2)"
  remove prop Mod_bound
  remove prop Div_mod
  remove prop Mod_1
  remove prop Div_1
end
*)
