z3_440.drv 2.63 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84
(** Why3 driver for Z3 >= 4.3.2 *)

(* Do not set any logic, let z3 choose by itself
   prelude "(set-logic AUFNIRA)"
*)

(* Counterexamples: set model parser *)
model_parser "smtv2"


import "smt-libv2.drv"
import "smt-libv2-bv.gen"
import "discrimination.gen"

transformation "inline_trivial"
transformation "eliminate_builtin"
transformation "detect_polymorphism"
transformation "eliminate_definition"
(* We could keep more definitions by using
   transformation "eliminate_definition_if_poly"
   instead, but some proofs are lost
   (examples/logic/triangle_inequality.why)
*)
transformation "eliminate_inductive"
transformation "eliminate_algebraic_if_poly"
transformation "eliminate_epsilon"

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

(* Prepare for counter-example query: get rid of some quantifiers (makes it
possible to query model values of the variables in premises) and introduce
counter-example projections  *)
transformation "prepare_for_counterexmp"

transformation "discriminate_if_poly"
transformation "encoding_smt_if_poly"


(** Error messages specific to Z3 *)

outofmemory "(error \".*out of memory\")\\|Cannot allocate memory"
timeout "interrupted by timeout"

(** Extra theories supported by Z3 *)

(* div/mod of Z3 seems to be Euclidean Division *)
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

theory real.FromInt
  syntax function from_int "(to_real %1)"
  remove prop Zero
  remove prop One
  remove prop Add
  remove prop Sub
  remove prop Mul
  remove prop Neg
end

(* does not work: Z3 segfaults
theory real.Trigonometry

  syntax function cos "(cos %1)"
  syntax function sin "(sin %1)"
  syntax function pi "pi"
  syntax function tan "(tan %1)"
  syntax function atan "(atan %1)"

end
*)


(* bitvector modules, is not in smt-libv2.drv since cvc4 and z3 don't
   have the same name for the function to_uint *)
theory bv.BV64
  syntax converter of_int "((_ int2bv 64) %1)"
  syntax function to_uint "(bv2int %1)"
85 86 87

  remove prop Nth_bv_is_nth
  remove prop Nth_bv_is_nth2
88 89 90 91 92
end

theory bv.BV32
  syntax converter of_int "((_ int2bv 32) %1)"
  syntax function to_uint "(bv2int %1)"
93 94 95

  remove prop Nth_bv_is_nth
  remove prop Nth_bv_is_nth2
96 97 98 99 100
end

theory bv.BV16
  syntax converter of_int "((_ int2bv 16) %1)"
  syntax function to_uint "(bv2int %1)"
101 102 103

  remove prop Nth_bv_is_nth
  remove prop Nth_bv_is_nth2
104 105 106 107 108
end

theory bv.BV8
  syntax converter of_int "((_ int2bv 8) %1)"
  syntax function to_uint "(bv2int %1)"
109 110 111

  remove prop Nth_bv_is_nth
  remove prop Nth_bv_is_nth2
112
end