src/HOL/Tools/res_atp.ML
author wenzelm
Tue, 16 May 2006 13:01:23 +0200
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(*  Author: Jia Meng, Cambridge University Computer Laboratory, NICTA
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    ID: $Id$
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    Copyright 2004 University of Cambridge
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ATPs with TPTP format input.
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*)
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signature RES_ATP =
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sig
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  val prover: string ref
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  val custom_spass: string list ref
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  val destdir: string ref
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  val helper_path: string -> string -> string
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  val problem_name: string ref
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  val time_limit: int ref
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  datatype mode = Auto | Fol | Hol
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  val linkup_logic_mode : mode ref
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  val write_subgoal_file: mode -> Proof.context -> thm list -> thm list -> int -> string
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  val vampire_time: int ref
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  val eprover_time: int ref
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  val run_vampire: int -> unit
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  val run_eprover: int -> unit
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  val vampireLimit: unit -> int
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  val eproverLimit: unit -> int
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  val atp_method: (ProofContext.context -> thm list -> int -> Tactical.tactic) ->
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		  Method.src -> ProofContext.context -> Method.method
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  val cond_rm_tmp: string -> unit
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  val keep_atp_input: bool ref
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  val fol_keep_types: bool ref
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  val hol_full_types: unit -> unit
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  val hol_partial_types: unit -> unit
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  val hol_const_types_only: unit -> unit
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  val hol_no_types: unit -> unit
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  val hol_typ_level: unit -> ResHolClause.type_level
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  val run_relevance_filter: bool ref
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  val invoke_atp_ml : ProofContext.context * thm -> unit
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  val add_claset : unit -> unit
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  val add_simpset : unit -> unit
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  val add_clasimp : unit -> unit
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  val add_atpset : unit -> unit
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  val rm_claset : unit -> unit
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  val rm_simpset : unit -> unit
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  val rm_atpset : unit -> unit
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  val rm_clasimp : unit -> unit
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end;
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structure ResAtp : RES_ATP =
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struct
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(********************************************************************)
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(* some settings for both background automatic ATP calling procedure*)
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(* and also explicit ATP invocation methods                         *)
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(********************************************************************)
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(*** background linkup ***)
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val call_atp = ref false; 
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val hook_count = ref 0;
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val time_limit = ref 30;
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val prover = ref "E";   (* use E as the default prover *)
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val custom_spass =   (*specialized options for SPASS*)
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      ref ["-Auto=0","-FullRed=0","-IORe","-IOFc","-RTaut","-RFSub","-RBSub"];
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val destdir = ref "";   (*Empty means write files to /tmp*)
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val problem_name = ref "prob";
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(*Return the path to a "helper" like SPASS or tptp2X, first checking that
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  it exists.  FIXME: modify to use Path primitives and move to some central place.*)  
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fun helper_path evar base =
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  case getenv evar of
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      "" => error  ("Isabelle environment variable " ^ evar ^ " not defined")
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    | home => 
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        let val path = home ^ "/" ^ base
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        in  if File.exists (File.unpack_platform_path path) then path 
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	    else error ("Could not find the file " ^ path)
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	end;  
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fun probfile_nosuffix _ = 
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  if !destdir = "" then File.platform_path (File.tmp_path (Path.basic (!problem_name)))
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  else if File.exists (File.unpack_platform_path (!destdir))
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  then !destdir ^ "/" ^ !problem_name
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  else error ("No such directory: " ^ !destdir);
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fun prob_pathname n = probfile_nosuffix n ^ "_" ^ Int.toString n;
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(*** ATP methods ***)
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val vampire_time = ref 60;
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val eprover_time = ref 60;
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fun run_vampire time =  
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    if (time >0) then vampire_time:= time
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    else vampire_time:=60;
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fun run_eprover time = 
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    if (time > 0) then eprover_time:= time
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    else eprover_time:=60;
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fun vampireLimit () = !vampire_time;
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fun eproverLimit () = !eprover_time;
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val keep_atp_input = ref false;
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val fol_keep_types = ResClause.keep_types;
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val hol_full_types = ResHolClause.full_types;
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val hol_partial_types = ResHolClause.partial_types;
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val hol_const_types_only = ResHolClause.const_types_only;
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val hol_no_types = ResHolClause.no_types;
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fun hol_typ_level () = ResHolClause.find_typ_level ();
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fun is_typed_hol () = 
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    let val tp_level = hol_typ_level()
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    in
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	not (tp_level = ResHolClause.T_NONE)
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    end;
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val include_combS = ResHolClause.include_combS;
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val include_min_comb = ResHolClause.include_min_comb;
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fun atp_input_file () =
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    let val file = !problem_name 
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    in
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	if !destdir = "" then File.platform_path (File.tmp_path (Path.basic file))
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	else if File.exists (File.unpack_platform_path (!destdir))
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	then !destdir ^ "/" ^ file
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	else error ("No such directory: " ^ !destdir)
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    end;
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val include_simpset = ref false;
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val include_claset = ref false; 
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val include_atpset = ref true;
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val add_simpset = (fn () => include_simpset:=true);
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val add_claset = (fn () => include_claset:=true);
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val add_clasimp = (fn () => (include_simpset:=true;include_claset:=true));
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val add_atpset = (fn () => include_atpset:=true);
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val rm_simpset = (fn () => include_simpset:=false);
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val rm_claset = (fn () => include_claset:=false);
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val rm_clasimp = (fn () => (include_simpset:=false;include_claset:=false));
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val rm_atpset = (fn () => include_atpset:=false);
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(**** relevance filter ****)
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val run_relevance_filter = ref true;
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(******************************************************************)
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(* detect whether a given problem (clauses) is FOL/HOL/HOLC/HOLCS *)
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(******************************************************************)
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datatype logic = FOL | HOL | HOLC | HOLCS;
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fun string_of_logic FOL = "FOL"
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  | string_of_logic HOL = "HOL"
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  | string_of_logic HOLC = "HOLC"
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  | string_of_logic HOLCS = "HOLCS";
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fun is_fol_logic FOL = true
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  | is_fol_logic  _ = false
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(*HOLCS will not occur here*)
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fun upgrade_lg HOLC _ = HOLC
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  | upgrade_lg HOL HOLC = HOLC
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  | upgrade_lg HOL _ = HOL
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  | upgrade_lg FOL lg = lg; 
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(* check types *)
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fun has_bool_hfn (Type("bool",_)) = true
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  | has_bool_hfn (Type("fun",_)) = true
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  | has_bool_hfn (Type(_, Ts)) = exists has_bool_hfn Ts
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  | has_bool_hfn _ = false;
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fun is_hol_fn tp =
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    let val (targs,tr) = strip_type tp
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    in
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	exists (has_bool_hfn) (tr::targs)
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    end;
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fun is_hol_pred tp =
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    let val (targs,tr) = strip_type tp
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    in
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	exists (has_bool_hfn) targs
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    end;
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exception FN_LG of term;
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fun fn_lg (t as Const(f,tp)) (lg,seen) = 
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    if is_hol_fn tp then (upgrade_lg HOL lg, t ins seen) else (lg, t ins seen) 
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  | fn_lg (t as Free(f,tp)) (lg,seen) = 
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    if is_hol_fn tp then (upgrade_lg HOL lg, t ins seen) else (lg, t ins seen) 
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  | fn_lg (t as Var(f,tp)) (lg,seen) =
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    if is_hol_fn tp then (upgrade_lg HOL lg,t ins seen) else (lg,t ins seen)
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  | fn_lg (t as Abs(_,_,_)) (lg,seen) = (upgrade_lg HOLC lg,t ins seen)
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  | fn_lg f _ = raise FN_LG(f); 
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fun term_lg [] (lg,seen) = (lg,seen)
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  | term_lg (tm::tms) (FOL,seen) =
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    let val (f,args) = strip_comb tm
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	val (lg',seen') = if f mem seen then (FOL,seen) 
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			  else fn_lg f (FOL,seen)
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	val _ =
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          if is_fol_logic lg' then ()
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          else warning ("Found a HOL term: " ^ Display.raw_string_of_term f)
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	 in
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	     term_lg (args@tms) (lg',seen')
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    end
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  | term_lg _ (lg,seen) = (lg,seen)
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exception PRED_LG of term;
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fun pred_lg (t as Const(P,tp)) (lg,seen)= 
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    if is_hol_pred tp then (upgrade_lg HOL lg, t ins seen) else (lg,t ins seen) 
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  | pred_lg (t as Free(P,tp)) (lg,seen) =
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    if is_hol_pred tp then (upgrade_lg HOL lg, t ins seen) else (lg,t ins seen)
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  | pred_lg (t as Var(_,_)) (lg,seen) = (upgrade_lg HOL lg, t ins seen)
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  | pred_lg P _ = raise PRED_LG(P);
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fun lit_lg (Const("Not",_) $ P) (lg,seen) = lit_lg P (lg,seen)
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  | lit_lg P (lg,seen) =
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    let val (pred,args) = strip_comb P
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	val (lg',seen') = if pred mem seen then (lg,seen) 
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			  else pred_lg pred (lg,seen)
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	val _ =
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          if is_fol_logic lg' then ()
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          else warning ("Found a HOL predicate: " ^ Display.raw_string_of_term pred)
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    in
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	term_lg args (lg',seen')
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    end;
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fun lits_lg [] (lg,seen) = (lg,seen)
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  | lits_lg (lit::lits) (FOL,seen) =
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    let val (lg,seen') = lit_lg lit (FOL,seen)
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	val _ =
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          if is_fol_logic lg then ()
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          else warning ("Found a HOL literal: " ^ Display.raw_string_of_term lit)
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    in
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	lits_lg lits (lg,seen')
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    end
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  | lits_lg lits (lg,seen) = (lg,seen);
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fun dest_disj_aux (Const ("op |", _) $ t $ t') disjs = 
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    dest_disj_aux t (dest_disj_aux t' disjs)
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  | dest_disj_aux t disjs = t::disjs;
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fun dest_disj t = dest_disj_aux t [];
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fun logic_of_clause tm (lg,seen) =
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    let val tm' = HOLogic.dest_Trueprop tm
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	val disjs = dest_disj tm'
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    in
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	lits_lg disjs (lg,seen)
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    end;
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fun logic_of_clauses [] (lg,seen) = (lg,seen)
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  | logic_of_clauses (cls::clss) (FOL,seen) =
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    let val (lg,seen') = logic_of_clause cls (FOL,seen)
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	val _ =
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          if is_fol_logic lg then ()
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          else warning ("Found a HOL clause: " ^ Display.raw_string_of_term cls)
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    in
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	logic_of_clauses clss (lg,seen')
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    end
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  | logic_of_clauses (cls::clss) (lg,seen) = (lg,seen);
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fun problem_logic_goals_aux [] (lg,seen) = lg
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  | problem_logic_goals_aux (subgoal::subgoals) (lg,seen) = 
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    problem_logic_goals_aux subgoals (logic_of_clauses subgoal (lg,seen));
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fun problem_logic_goals subgoals = problem_logic_goals_aux subgoals (FOL,[]);
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(***************************************************************)
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(* ATP invocation methods setup                                *)
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(***************************************************************)
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(**** prover-specific format: TPTP ****)
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fun cnf_hyps_thms ctxt = 
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    let val ths = ProofContext.prems_of ctxt
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    in fold (fold (insert Thm.eq_thm) o ResAxioms.skolem_thm) ths [] end;
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(**** write to files ****)
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datatype mode = Auto | Fol | Hol;
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val linkup_logic_mode = ref Auto;
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fun tptp_writer logic goals filename (axioms,classrels,arities) =
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    if is_fol_logic logic 
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    then ResClause.tptp_write_file goals filename (axioms, classrels, arities)
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    else ResHolClause.tptp_write_file goals filename (axioms, classrels, arities);
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(*2006-04-07: not working: goals has type thm list (not term list as above) and
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  axioms has type ResClause.clause list (not (thm * (string * int)) list as above)*)
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fun dfg_writer logic goals filename (axioms,classrels,arities) =
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    if is_fol_logic logic 
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    then ResClause.dfg_write_file goals filename (axioms, classrels, arities)
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    else error "DFG output for higher-order translations is not implemented"
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fun write_subgoal_file mode ctxt conjectures user_thms n =
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    let val conj_cls = make_clauses conjectures 
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	val hyp_cls = cnf_hyps_thms ctxt
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	val goal_cls = conj_cls@hyp_cls
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	val user_rules = map ResAxioms.pairname user_thms
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	val (names_arr,axclauses_as_thms) = ResClasimp.get_clasimp_atp_lemmas ctxt (map prop_of goal_cls) user_rules (!include_claset,!include_simpset,!include_atpset) (!run_relevance_filter)  
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	val thy = ProofContext.theory_of ctxt
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	val prob_logic = case mode of Auto => problem_logic_goals [map prop_of goal_cls]
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				    | Fol => FOL
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				    | Hol => HOL
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	val keep_types = if is_fol_logic prob_logic then !fol_keep_types else is_typed_hol ()
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	val classrel_clauses = if keep_types then ResClause.classrel_clauses_thy thy else []
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	val arity_clauses = if keep_types then ResClause.arity_clause_thy thy else []
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        val writer = (*if !prover = "spass" then dfg_writer else*) tptp_writer 
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	val file = atp_input_file()
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    in
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	(writer prob_logic goal_cls file (axclauses_as_thms,classrel_clauses,arity_clauses);
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	 warning ("Writing to " ^ file);
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	 file)
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    end;
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   324
(**** remove tmp files ****)
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fun cond_rm_tmp file = 
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   326
    if !keep_atp_input then warning "ATP input kept..." 
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   327
    else if !destdir <> "" then warning ("ATP input kept in directory " ^ (!destdir))
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   328
    else (warning "deleting ATP inputs..."; OS.FileSys.remove file);
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   331
(****** setup ATPs as Isabelle methods ******)
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fun atp_meth' tac ths ctxt = 
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   333
    Method.SIMPLE_METHOD' HEADGOAL
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    (tac ctxt ths);
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fun atp_meth tac ths ctxt = 
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    let val thy = ProofContext.theory_of ctxt
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	val _ = ResClause.init thy
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	val _ = ResHolClause.init thy
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    in
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	atp_meth' tac ths ctxt
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   342
    end;
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fun atp_method tac = Method.thms_ctxt_args (atp_meth tac);
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(***************************************************************)
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(* automatic ATP invocation                                    *)
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(***************************************************************)
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(* call prover with settings and problem file for the current subgoal *)
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fun watcher_call_provers sign sg_terms (childin, childout, pid) =
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   352
  let
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   353
    fun make_atp_list [] n = []
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      | make_atp_list (sg_term::xs) n =
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   355
          let
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   356
            val probfile = prob_pathname n
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   357
            val time = Int.toString (!time_limit)
16802
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   358
          in
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   359
            Output.debug ("problem file in watcher_call_provers is " ^ probfile);
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   360
            (*options are separated by Watcher.setting_sep, currently #"%"*)
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   361
            if !prover = "spass"
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   362
            then
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   363
              let val spass = helper_path "SPASS_HOME" "SPASS"
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   364
                  val sopts =
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   365
   "-Auto%-SOS=1%-PGiven=0%-PProblem=0%-Splits=0%-FullRed=0%-DocProof%-TimeLimit=" ^ time
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   366
              in 
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   367
                  ("spass", spass, sopts, probfile) :: make_atp_list xs (n+1)
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   368
              end
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   369
            else if !prover = "vampire"
17235
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   370
	    then 
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   371
              let val vampire = helper_path "VAMPIRE_HOME" "vampire"
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   372
                  val casc = if !time_limit > 70 then "--mode casc%" else ""
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                  val vopts = casc ^ "-m 100000%-t " ^ time
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   374
              in
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                  ("vampire", vampire, vopts, probfile) :: make_atp_list xs (n+1)
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   376
              end
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   377
      	     else if !prover = "E"
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   378
      	     then
17819
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   379
	       let val Eprover = helper_path "E_HOME" "eproof"
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diff changeset
   380
	       in
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   381
		  ("E", Eprover, 
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   382
		     "--tptp-in%-l5%-xAuto%-tAuto%--cpu-limit=" ^ time, probfile) ::
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		   make_atp_list xs (n+1)
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   384
	       end
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   385
	     else error ("Invalid prover name: " ^ !prover)
16802
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diff changeset
   386
          end
15452
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   387
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diff changeset
   388
    val atp_list = make_atp_list sg_terms 1
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6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
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   389
  in
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
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   390
    Watcher.callResProvers(childout,atp_list);
18680
677e2bdd75f0 Output.debug;
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diff changeset
   391
    Output.debug "Sent commands to watcher!"
16802
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   392
  end
16357
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   393
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   394
(*We write out problem files for each subgoal. Argument pf generates filenames,
18986
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   395
  and allows the suppression of the suffix "_1" in problem-generation mode.
5060ca625e02 tidying
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   396
  FIXME: does not cope with &&, and it isn't easy because one could have multiple
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   397
  subgoals, each involving &&.*)
17717
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   398
fun write_problem_files pf (ctxt,th)  =
18753
aa82bd41555d ResClasimp.get_clasimp_lemmas now takes all subgoals rather than only the first
paulson
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diff changeset
   399
  let val goals = Thm.prems_of th
19194
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   400
      val _ = Output.debug ("number of subgoals = " ^ Int.toString (length goals))
19442
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diff changeset
   401
      val (names_arr, axclauses) = ResClasimp.get_clasimp_atp_lemmas ctxt goals [] (true,true,true) (!run_relevance_filter) (* no user supplied rules here, because no user invocation *)
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
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diff changeset
   402
      val _ = Output.debug ("claset, simprules and atprules total clauses = " ^ 
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   403
                     Int.toString (Array.length names_arr))
17717
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   404
      val thy = ProofContext.theory_of ctxt
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   405
      fun get_neg_subgoals n =
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   406
	  if n=0 then []
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   407
	  else
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   408
	      let val st = Seq.hd (EVERY'
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   409
				       [rtac ccontr, ObjectLogic.atomize_tac, skolemize_tac] n th)
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   410
		  val negs = Option.valOf (metahyps_thms n st)
19442
ad8bb8346e51 Tidied up some programs.
mengj
parents: 19352
diff changeset
   411
		  val negs_clauses = make_clauses negs
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   412
	      in
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   413
		  negs_clauses::(get_neg_subgoals (n - 1))
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   414
	      end
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   415
      val neg_subgoals = get_neg_subgoals (length goals) 
19442
ad8bb8346e51 Tidied up some programs.
mengj
parents: 19352
diff changeset
   416
      val goals_logic = case !linkup_logic_mode of Auto => problem_logic_goals (map (map prop_of) neg_subgoals)
19205
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   417
						 | Fol => FOL
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   418
						 | Hol => HOL
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   419
      val keep_types = if is_fol_logic goals_logic then !ResClause.keep_types else is_typed_hol ()
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   420
      val classrel_clauses = if keep_types then ResClause.classrel_clauses_thy thy else []
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   421
      val _ = Output.debug ("classrel clauses = " ^ Int.toString (length classrel_clauses))
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   422
      val arity_clauses = if keep_types then ResClause.arity_clause_thy thy else []
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   423
      val _ = Output.debug ("arity clauses = " ^ Int.toString (length arity_clauses))
19445
da75577642a9 tidying; ATP options including CASC mode for Vampire
paulson
parents: 19442
diff changeset
   424
      val writer = (*if !prover = "spass" then dfg_writer else*) tptp_writer 
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   425
      fun write_all [] _ = []
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   426
	| write_all (subgoal::subgoals) k =
19442
ad8bb8346e51 Tidied up some programs.
mengj
parents: 19352
diff changeset
   427
	  (writer goals_logic subgoal (pf k) (axclauses,classrel_clauses,arity_clauses); pf k):: (write_all subgoals (k - 1))
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   428
  in
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   429
      (write_all neg_subgoals (length goals), names_arr)
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   430
  end;
15644
f2ef8c258fa4 *** empty log message ***
quigley
parents: 15608
diff changeset
   431
17775
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   432
val last_watcher_pid = ref (NONE : (TextIO.instream * TextIO.outstream * 
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   433
                                    Posix.Process.pid * string list) option);
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   434
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   435
fun kill_last_watcher () =
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   436
    (case !last_watcher_pid of 
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   437
         NONE => ()
19445
da75577642a9 tidying; ATP options including CASC mode for Vampire
paulson
parents: 19442
diff changeset
   438
       | SOME (_, _, pid, files) => 
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   439
	  (Output.debug ("Killing old watcher, pid = " ^ string_of_pid pid);
17775
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   440
	   Watcher.killWatcher pid;  
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   441
	   ignore (map (try OS.FileSys.remove) files)))
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   442
     handle OS.SysErr _ => Output.debug "Attempt to kill watcher failed";
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17502
diff changeset
   443
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17502
diff changeset
   444
(*writes out the current clasimpset to a tptp file;
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17502
diff changeset
   445
  turns off xsymbol at start of function, restoring it at end    *)
17484
f6a225f97f0a simplification of the Isabelle-ATP code; hooks for batch generation of problems
paulson
parents: 17435
diff changeset
   446
val isar_atp = setmp print_mode [] 
17717
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   447
 (fn (ctxt, th) =>
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   448
  if Thm.no_prems th then ()
16802
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   449
  else
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   450
    let
17775
2679ba74411f minor code tidyig
paulson
parents: 17773
diff changeset
   451
      val _ = kill_last_watcher()
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   452
      val (files,names_arr) = write_problem_files prob_pathname (ctxt,th)
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   453
      val (childin, childout, pid) = Watcher.createWatcher (th, names_arr)
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15603
diff changeset
   454
    in
17772
818cec5f82a4 major simplification: removal of the goalstring argument
paulson
parents: 17764
diff changeset
   455
      last_watcher_pid := SOME (childin, childout, pid, files);
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   456
      Output.debug ("problem files: " ^ space_implode ", " files); 
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   457
      Output.debug ("pid: " ^ string_of_pid pid);
17717
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   458
      watcher_call_provers (sign_of_thm th) (Thm.prems_of th) (childin, childout, pid)
16802
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   459
    end);
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15603
diff changeset
   460
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17404
diff changeset
   461
val isar_atp_writeonly = setmp print_mode [] 
17717
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   462
      (fn (ctxt,th) =>
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   463
       if Thm.no_prems th then ()
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   464
       else 
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   465
         let val pf = if Thm.nprems_of th = 1 then probfile_nosuffix 
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   466
         	      else prob_pathname
7c6a96cbc966 improvements for problem generation
paulson
parents: 17690
diff changeset
   467
         in ignore (write_problem_files pf (ctxt,th)) end);
15452
e2a721567f67 Jia Meng: delta simpsets and clasets
paulson
parents: 15347
diff changeset
   468
16357
f1275d2a1dee All subgoals sent to the watcher at once now.
quigley
parents: 16259
diff changeset
   469
16802
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   470
(** the Isar toplevel hook **)
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   471
19205
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   472
fun invoke_atp_ml (ctxt, goal) =
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   473
  let val thy = ProofContext.theory_of ctxt;
16802
6eeee59dac4c use Toplevel.print_state_hook instead of adhoc Proof.atp_hook;
wenzelm
parents: 16767
diff changeset
   474
  in
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   475
    Output.debug ("subgoals in isar_atp:\n" ^ 
19205
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   476
		  Pretty.string_of (ProofContext.pretty_term ctxt
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   477
		    (Logic.mk_conjunction_list (Thm.prems_of goal))));
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   478
    Output.debug ("current theory: " ^ Context.theory_name thy);
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 17091
diff changeset
   479
    hook_count := !hook_count +1;
18680
677e2bdd75f0 Output.debug;
wenzelm
parents: 18675
diff changeset
   480
    Output.debug ("in hook for time: " ^ Int.toString (!hook_count));
16925
0fd7b1438d28 simpler variable names, and no types for monomorphic constants
paulson
parents: 16904
diff changeset
   481
    ResClause.init thy;
19194
7681c04d8bff Merged res_atp_setup.ML into res_atp.ML.
mengj
parents: 18986
diff changeset
   482
    ResHolClause.init thy;
17690
8ba7c3cd24a8 time limit option; fixed bug concerning first line of ATP output
paulson
parents: 17525
diff changeset
   483
    if !destdir = "" andalso !time_limit > 0 then isar_atp (ctxt, goal)
17502
8836793df947 further tidying; killing of old Watcher loops
paulson
parents: 17488
diff changeset
   484
    else isar_atp_writeonly (ctxt, goal)
19205
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   485
  end;
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   486
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   487
val invoke_atp = Toplevel.no_timing o Toplevel.unknown_proof o Toplevel.keep
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   488
 (fn state =>
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   489
  let val (ctxt, (_, goal)) = Proof.get_goal (Toplevel.proof_of state)
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   490
  in  invoke_atp_ml (ctxt, goal)  end);
16357
f1275d2a1dee All subgoals sent to the watcher at once now.
quigley
parents: 16259
diff changeset
   491
17091
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   492
val call_atpP =
17746
af59c748371d fixed the ascii-armouring of goalstring
paulson
parents: 17717
diff changeset
   493
  OuterSyntax.command 
17091
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   494
    "ProofGeneral.call_atp" 
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   495
    "call automatic theorem provers" 
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   496
    OuterKeyword.diag
19205
4ec788c69f82 Tidying. New invoke_atp_ml for top-level debugging. Flag to force FOL mode.
paulson
parents: 19194
diff changeset
   497
    (Scan.succeed invoke_atp);
17091
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   498
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   499
val _ = OuterSyntax.add_parsers [call_atpP];
13593aa6a546 new command to invoke ATPs
paulson
parents: 16955
diff changeset
   500
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   501
end;