X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fbinaries%2Fmatitaprover%2Fmatitaprover.ml;h=1172bbb5d3438f752eb44c1fedcea6f903330892;hb=661cf1186c81c15122e0644b679795d2e6b9d389;hp=2a5f9fdb069da24746b75e370b4e3aeaea0de5d0;hpb=138af8ad1b6a6382606e367cc906f4232fa626ff;p=helm.git diff --git a/helm/software/components/binaries/matitaprover/matitaprover.ml b/helm/software/components/binaries/matitaprover/matitaprover.ml index 2a5f9fdb0..1172bbb5d 100644 --- a/helm/software/components/binaries/matitaprover/matitaprover.ml +++ b/helm/software/components/binaries/matitaprover/matitaprover.ml @@ -31,32 +31,25 @@ hash "==";; hash "_";; let problem_file = ref "no-file-given";; -let tptppath = ref "./";; +let tptppath = ref "/";; let seconds = ref 300;; let fail_msg () = print_endline ("% SZS status Timeout for " ^ Filename.basename !problem_file) ;; + +module type LeafComparer = + sig + val cmp : leaf -> leaf -> int + end +;; -let main () = - 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, default " ^ !tptppath); - "--timeout", Arg.Int (fun p -> seconds := p), - ("[seconds] timeout, default " ^ string_of_int !seconds); - ] (fun x -> problem_file := x) "matitaprover [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 = leaf and type input = Ast.term = struct +module MakeBlob(C:LeafComparer) : 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 compare a b = C.cmp a b let eqP = hash "==" let pp (_,a) = a type input = Ast.term @@ -83,35 +76,221 @@ let main () = let embed t = snd(embed [] t);; end +;; + +let success_msg bag l (pp : ?margin:int -> leaf Terms.unit_clause -> string) ord = + (* TODO: do some sort of poor man lock (open + OEXCL) so that + * just one thread at a time prints the proof *) + 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 -> + let (cl,_,_) = Terms.get_from_bag x bag in + print_endline (pp ~margin:max_int + cl)) l; + print_endline ("% SZS output end CNFRefutation for " ^ + Filename.basename !problem_file); + let prefix = string_of_int (Unix.getpid ()) in + let prerr_endline s = prerr_endline (prefix ^ ": " ^ s) in + let times = Unix.times () in + prerr_endline ("solved " ^ !problem_file ^ " in " ^ string_of_float + (times.Unix.tms_utime +. times.Unix.tms_stime) ^ " using " ^ ord); +;; + +let start_msg stats passives g_passives (pp : ?margin:int -> leaf Terms.unit_clause -> string) oname = + let prefix = string_of_int (Unix.getpid ()) in + let prerr_endline s = prerr_endline (prefix ^ ": " ^ s) in + prerr_endline "Facts:"; + List.iter (fun x -> prerr_endline (" " ^ pp x)) passives; + prerr_endline "Goal:"; + prerr_endline (" " ^ pp g_passives); + prerr_endline "Order:"; + prerr_endline (" " ^ oname); + prerr_endline "Leaf order:"; + List.iter (fun ((_,name), (a,b,c,gp,l)) -> + prerr_endline (" " ^name ^ " " ^ string_of_int a ^ " " ^ + string_of_int b ^ " " ^ + string_of_int c ^ " " ^ + String.concat "," (List.map string_of_int gp) ^ + String.concat "," (List.map snd l))) stats; +;; + +let report_error s = prerr_endline (string_of_int (Unix.getpid())^": "^s);; + +module Main(P : Paramod.Paramod with type t = leaf) = struct + + let run stats goal hypotheses pp_unit_clause name = + let bag = Terms.empty_bag, 0 in + let bag, g_passives = P.mk_goal bag goal in + let bag, passives = + HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + in + start_msg stats passives g_passives pp_unit_clause name; + match + P.paramod + ~max_steps:max_int bag ~g_passives:[g_passives] ~passives + with + | P.Error s -> report_error s; 3 + | P.Unsatisfiable ((bag,_,l)::_) -> + success_msg bag l pp_unit_clause name; 0 + | P.Unsatisfiable ([]) -> + report_error "Unsatisfiable but no solution output"; 3 + | P.GaveUp -> 2 + | P.Timeout _ -> 1 + ;; +end + + let compute_stats goal hypotheses = + let module C = + struct type t = leaf let cmp (a,_) (b,_) = Pervasives.compare a b end + in + let module B = MakeBlob(C) in + let module Pp = Pp.Pp(B) in + let module O = Orderings.NRKBO(B) in + let module P = Paramod.Paramod(O) in + let module Stats = Stats.Stats(O) in + let bag = Terms.empty_bag, 0 in + let bag, g_passives = P.mk_goal bag goal in + let bag, passives = + HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + in + let data = Stats.parse_symbols passives g_passives in + let data = + List.map + (fun (name, n_occ, arity, n_gocc, g_pos) -> + name, (n_occ, arity, n_gocc, g_pos, Stats.dependencies name passives)) + data + in + List.sort Pervasives.compare data + ;; + +let worker order goal hypotheses = + let stats = compute_stats goal hypotheses in + let module C = + struct + let cmp = + let raw = List.map snd stats in + let rec pos x = function + | ((y,_)::tl) when y = x -> 0 + | _::tl -> 1 + pos x tl + | [] -> assert false + in + if List.length raw = + List.length (HExtlib.list_uniq raw) + then + (prerr_endline "NO CLASH, using fixed ground order"; + fun a b -> + Pervasives.compare + (pos a stats) + (pos b stats)) + else + (prerr_endline "CLASH, statistics insufficient"; + fun (a,_) (b,_) -> Pervasives.compare a b) + ;; + end + in + let module B = MakeBlob(C) in + let module Pp = Pp.Pp(B) in + match order with + | `NRKBO -> + let module O = Orderings.NRKBO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run stats goal hypotheses Pp.pp_unit_clause O.name + | `KBO -> + let module O = Orderings.KBO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run stats goal hypotheses Pp.pp_unit_clause O.name + | `LPO -> + let module O = Orderings.LPO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run stats goal hypotheses Pp.pp_unit_clause O.name +;; + +let print_status p = + let print_endline s = prerr_endline (string_of_int p ^ ": " ^ s) in + function + | Unix.WEXITED 0 -> + print_endline ("status Unsatisfiable for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 1 -> + print_endline ("status Timeout for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 2 -> + print_endline ("status GaveUp for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 3 -> + print_endline ("status Error for " ^ + Filename.basename !problem_file); + | Unix.WEXITED _ -> assert false + | Unix.WSIGNALED s -> print_endline ("killed by signal " ^ string_of_int s) + | Unix.WSTOPPED _ -> print_endline "stopped" + ;; + +let killall l = + List.iter (fun pid -> try Unix.kill pid 9 with _ -> ()) l +;; + +let main () = + let childs = ref [] in + let _ = + Sys.signal 24 (Sys.Signal_handle + (fun _ -> fail_msg (); killall !childs; exit 1)) in - let module P = Paramod.Paramod(B) in - let module Pp = Pp.Pp(B) in - let bag = Terms.M.empty, 0 in - let bag, g_passives = P.mk_goal bag goal in - let bag, passives = - HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + let _ = + Sys.signal Sys.sigalrm + (Sys.Signal_handle (fun _ -> fail_msg (); killall !childs; exit 1)) in - prerr_endline "Order"; - HC.iter - (fun _ (w,x) -> prerr_endline (" " ^ x ^ " is " ^ string_of_int w)) !cache; - prerr_endline "Facts"; - List.iter (fun x -> prerr_endline (" " ^ Pp.pp_unit_clause x)) passives; - prerr_endline "Goal"; - prerr_endline (" " ^ Pp.pp_unit_clause g_passives); + Arg.parse [ + "--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 version 2 +or at your option any later version. + +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 _ = Unix.alarm !seconds in - match P.paramod ~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); + childs := + List.map + (fun f -> + let pid = Unix.fork () in + if pid = 0 then (exit (f ())) else pid) + [ + (fun () -> worker `NRKBO goal hypotheses) + ; +(* + (fun () -> worker `KBO goal hypotheses) + ; + (fun () -> worker `LPO goal hypotheses) +*) + ]; + let rec aux () = + if List.length !childs = 0 then + (fail_msg (); exit 1) + else + match Unix.wait () with + | p, (Unix.WEXITED 0 as s) -> + print_status p s; + killall !childs; exit 0; + | p, s -> + print_status p s; + childs := List.filter ((<>)p) !childs; aux () + in + aux () ;; main ()