+(*
+ ||M|| This file is part of HELM, an Hypertextual, Electronic
+ ||A|| Library of Mathematics, developed at the Computer Science
+ ||T|| Department, University of Bologna, Italy.
+ ||I||
+ ||T|| HELM is free software; you can redistribute it and/or
+ ||A|| modify it under the terms of the GNU General Public License
+ \ / version 2 or (at your option) any later version.
+ \ / This software is distributed as is, NO WARRANTY.
+ V_______________________________________________________________ *)
+
+(* $Id: orderings.ml 9869 2009-06-11 22:52:38Z denes $ *)
+
+module OT = struct type t = string let compare = Pervasives.compare end
+module HC = Map.Make(OT)
+
+type leaf = int * string
+
+let cache = ref HC.empty
+let num = ref 100
+
+let hash s =
+ try HC.find s !cache
+ with Not_found ->
+ cache := HC.add s (!num,s) !cache;
+ decr num;
+ HC.find s !cache
+;;
+
+hash "==";;
+hash "_";;
+
+let problem_file = ref "no-file-given";;
+let tptppath = ref "/";;
+let seconds = ref 300;;
+
+let fail_msg () =
+ print_endline ("% SZS status Timeout for " ^
+ Filename.basename !problem_file)
+;;
+
let main () =
- let problem_file = ref "no-file-given" in
- let tptppath = ref "./" in
+ let _ =
+ Sys.signal 24 (Sys.Signal_handle (fun _ -> fail_msg (); exit 1)) in
+ let _ =
+ Sys.signal Sys.sigalrm
+ (Sys.Signal_handle (fun _ -> fail_msg (); exit 1)) in
Arg.parse [
- "--tptppath", Arg.String (fun p -> tptppath := p), "[path] TPTP lib root"
- ] (fun x -> problem_file := x) "matitaprover [problemfile]";
+ "--tptppath", Arg.String (fun p -> tptppath := p),
+ ("[path] TPTP lib root, default " ^ !tptppath);
+ "--timeout", Arg.Int (fun p -> seconds := p),
+ ("[seconds] timeout, default " ^ string_of_int !seconds);
+ ] (fun x -> problem_file := x) "
+Matitaprover is the first order automatic prover that equips the
+Matita interactive theorem prover (http://matita.cs.unibo.it).
+
+Developed by A.Asperti, M.Denes and E.Tassi, released under GPL-2.1
+
+If --tptppath is given, instead of the problem file you can just give the
+problem name with the .p suffix (e.g. BOO001-1.p)
+
+If --tptppath is not given, included files (i.e. axiom sets) are searched
+in the current directory only.
+
+usage: matitaprover [options] problemfile";
let hypotheses, goals = Tptp_cnf.parse ~tptppath:!tptppath !problem_file in
let goal = match goals with [x] -> x | _ -> assert false in
- let module B : Terms.Blob with type t = Ast.term = struct
- type t = Ast.term
- let eq a b = a = b
- let compare = Pervasives.compare
- let eqP = Ast.Constant "=="
- let pp = function
- | Ast.Constant x -> x
- | Ast.Variable _ -> assert false
- | Ast.Function _ -> assert false
- ;;
- let embed x =
- let rec aux m = function
+ let module B : Terms.Blob
+ with type t = leaf and type input = Ast.term = struct
+ type t = leaf
+ let eq a b = a == b
+ let compare (a,_) (b,_) = Pervasives.compare a b
+ let eqP = hash "=="
+ let pp (_,a) = a
+ type input = Ast.term
+ let rec embed m = function
| Ast.Variable name ->
(try m, List.assoc name m
with Not_found ->
- let t = Terms.Var (List.length m) in
+ let t = Terms.Var ~-(List.length m) in
(name,t)::m, t)
- | Ast.Constant _ as t -> m, Terms.Leaf t
+ | Ast.Constant name -> m, Terms.Leaf (hash name)
| Ast.Function (name,args) ->
let m, args =
HExtlib.list_mapi_acc
- (fun x _ m -> aux m x) m args
+ (fun x _ m -> embed m x) m args
in
- m, Terms.Node (Terms.Leaf (Ast.Constant name):: args)
- in
- aux [] x
+ m, Terms.Node (Terms.Leaf (hash name):: args)
;;
let saturate bo ty =
- let vars, ty = embed ty in
- let _, bo = embed bo in
+ let vars, ty = embed [] ty in
+ let _, bo = embed vars bo in
let bo = Terms.Node (bo :: List.map snd (List.rev vars)) in
bo, ty
;;
- let embed t = snd(embed t);;
+ let embed t = snd(embed [] t);;
end
in
let bag, passives =
HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses
in
+ prerr_endline "Order";
+ HC.iter
+ (fun _ (w,x) -> prerr_endline (" " ^ x ^ " is " ^ string_of_int w)) !cache;
prerr_endline "Facts";
- prerr_endline (String.concat "\n" (List.map Pp.pp_unit_clause passives));
+ List.iter (fun x -> prerr_endline (" " ^ Pp.pp_unit_clause x)) passives;
prerr_endline "Goal";
- prerr_endline (Pp.pp_unit_clause g_passives);
- ignore(P.paramod bag ~g_passives:[g_passives] ~passives);
- ()
+ prerr_endline (" " ^ Pp.pp_unit_clause g_passives);
+ (* let _ = Unix.alarm !seconds in *)
+ match P.paramod ~timeout:(Unix.gettimeofday () +. float_of_int !seconds) ~max_steps:max_int bag ~g_passives:[g_passives] ~passives with
+ | [] -> fail_msg ()
+ | (bag,_,l)::_ ->
+ print_endline ("% SZS status Unsatisfiable for " ^
+ Filename.basename !problem_file);
+ print_endline ("% SZS output start CNFRefutation for " ^
+ Filename.basename !problem_file);
+ flush stdout;
+ List.iter (fun x ->
+ print_endline (Pp.pp_unit_clause ~margin:max_int
+ (fst(Terms.M.find x bag)))) l;
+ print_endline ("% SZS output end CNFRefutation for " ^
+ Filename.basename !problem_file);
;;
main ()
projects / helm.git / blobdiff