author  blanchet 
Tue, 27 Jul 2010 13:16:37 +0200  
changeset 38009  34e1ac9cb71d 
parent 38005  b6555e9c5de4 
child 38015  b30c3c2e1030 
permissions  rwrr 
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(* Title: HOL/Tools/ATP_Manager/atp_systems.ML 
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Author: Fabian Immler, TU Muenchen 
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Author: Jasmin Blanchette, TU Muenchen 
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Setup for supported ATPs. 
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*) 
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signature ATP_SYSTEMS = 
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sig 
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val trace : bool Unsynchronized.ref 
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val dest_dir : string Config.T 
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val problem_prefix : string Config.T 
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val measure_runtime : bool Config.T 

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val refresh_systems_on_tptp : unit > unit 

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val default_atps_param_value : unit > string 
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val setup : theory > theory 
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end; 
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structure ATP_Systems : ATP_SYSTEMS = 
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struct 
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open Metis_Clauses 
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open Sledgehammer_Util 
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open Sledgehammer_Fact_Filter 
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open Sledgehammer_TPTP_Format 
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open Sledgehammer_Proof_Reconstruct 
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open ATP_Manager 
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val trace = Unsynchronized.ref false 
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fun trace_msg msg = if !trace then tracing (msg ()) else () 
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(** generic ATP **) 
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(* external problem files *) 
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val (dest_dir, dest_dir_setup) = Attrib.config_string "atp_dest_dir" (K ""); 
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(*Empty string means create files in Isabelle's temporary files directory.*) 
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val (problem_prefix, problem_prefix_setup) = 
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Attrib.config_string "atp_problem_prefix" (K "prob"); 
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val (measure_runtime, measure_runtime_setup) = 
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Attrib.config_bool "atp_measure_runtime" (K false); 
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(* prover configuration *) 
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type prover_config = 
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{home_var: string, 
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executable: string, 
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arguments: bool > Time.time > string, 
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proof_delims: (string * string) list, 
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known_failures: (failure * string) list, 
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max_new_relevant_facts_per_iter: int, 
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prefers_theory_relevant: bool, 
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explicit_forall: bool} 
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(* basic template *) 
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val remotify = prefix "remote_" 
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fun with_path cleanup after f path = 
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Exn.capture f path 
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> tap (fn _ => cleanup path) 
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> Exn.release 
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> tap (after path) 
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(* Splits by the first possible of a list of delimiters. *) 
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fun extract_proof delims output = 
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case pairself (find_first (fn s => String.isSubstring s output)) 
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(ListPair.unzip delims) of 
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(SOME begin_delim, SOME end_delim) => 
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(output > first_field begin_delim > the > snd 
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> first_field end_delim > the > fst 

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> first_field "\n" > the > snd 

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handle Option.Option => "") 

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 _ => "" 
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fun extract_proof_and_outcome complete res_code proof_delims known_failures 
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output = 
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case map_filter (fn (failure, pattern) => 
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if String.isSubstring pattern output then SOME failure 
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else NONE) known_failures of 
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[] => (case extract_proof proof_delims output of 
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"" => ("", SOME UnknownError) 
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 proof => if res_code = 0 then (proof, NONE) 
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else ("", SOME UnknownError)) 
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 (failure :: _) => 
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("", SOME (if failure = IncompleteUnprovable andalso complete then 
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Unprovable 
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else 
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failure)) 
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fun string_for_failure Unprovable = "The ATP problem is unprovable." 
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 string_for_failure IncompleteUnprovable = 
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"The ATP cannot prove the problem." 

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 string_for_failure CantConnect = "Can't connect to remote ATP." 
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 string_for_failure TimedOut = "Timed out." 
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 string_for_failure OutOfResources = "The ATP ran out of resources." 
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 string_for_failure OldSpass = 
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(* FIXME: Change the error message below to point to the Isabelle download 
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page once the package is there. *) 
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"Warning: Sledgehammer requires a more recent version of SPASS with \ 
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\support for the TPTP syntax. To install it, download and untar the \ 
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\package \"http://isabelle.in.tum.de/~blanchet/spass3.7.tgz\" and add the \ 
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\\"spass3.7\" directory's full path to \"" ^ 
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Path.implode (Path.expand (Path.appends 
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(Path.variable "ISABELLE_HOME_USER" :: 
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map Path.basic ["etc", "components"]))) ^ 
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"\" on a line of its own." 
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 string_for_failure MalformedInput = 
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"Internal Sledgehammer error: The ATP problem is malformed. Please report \ 

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\this to the Isabelle developers." 

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 string_for_failure MalformedOutput = "Error: The ATP output is malformed." 
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 string_for_failure UnknownError = "Error: An unknown ATP error occurred." 
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(* Clause preparation *) 
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fun make_clause_table xs = 
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fold (Termtab.update o `(prop_of o snd)) xs Termtab.empty 
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(* Remove existing axiom clauses from the conjecture clauses, as this can 
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dramatically boost an ATP's performance (for some reason). *) 
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fun subtract_cls ax_clauses = 
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filter_out (Termtab.defined (make_clause_table ax_clauses) o prop_of) 
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fun combformula_for_prop thy = 
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let 
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val do_term = combterm_from_term thy 
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fun do_quant bs q s T t' = 
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do_formula ((s, T) :: bs) t' 
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#>> (fn phi => AQuant (q, [`make_bound_var s], phi)) 
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and do_conn bs c t1 t2 = 
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do_formula bs t1 ##>> do_formula bs t2 
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#>> (fn (phi1, phi2) => AConn (c, [phi1, phi2])) 
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and do_formula bs t = 
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case t of 
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@{const Not} $ t1 => 
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do_formula bs t1 #>> (fn phi => AConn (ANot, [phi])) 
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 Const (@{const_name All}, _) $ Abs (s, T, t') => 
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do_quant bs AForall s T t' 
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 Const (@{const_name Ex}, _) $ Abs (s, T, t') => 
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do_quant bs AExists s T t' 
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 @{const "op &"} $ t1 $ t2 => do_conn bs AAnd t1 t2 
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 @{const "op "} $ t1 $ t2 => do_conn bs AOr t1 t2 
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 @{const "op >"} $ t1 $ t2 => do_conn bs AImplies t1 t2 
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 Const (@{const_name "op ="}, Type (_, [@{typ bool}, _])) $ t1 $ t2 => 
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do_conn bs AIff t1 t2 
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 _ => (fn ts => do_term bs (Envir.eta_contract t) 
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>> APred > union (op =) ts) 
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in do_formula [] end 
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(* Converts an elimrule into an equivalent theorem that does not have the 
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predicate variable. Leaves other theorems unchanged. We simply instantiate 
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the conclusion variable to False. (Cf. "transform_elim_term" in 
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"ATP_Systems".) *) 
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(* FIXME: test! *) 
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fun transform_elim_term t = 
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case Logic.strip_imp_concl t of 
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@{const Trueprop} $ Var (z, @{typ bool}) => 
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subst_Vars [(z, @{const True})] t 
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 Var (z, @{typ prop}) => subst_Vars [(z, @{prop True})] t 
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 _ => t 
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166 

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(* Removes the lambdas from an equation of the form "t = (%x. u)". 
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(Cf. "extensionalize_theorem" in "Clausifier".) *) 
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fun extensionalize_term t = 
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let 
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fun aux j (Const (@{const_name "op ="}, Type (_, [Type (_, [_, T']), _])) 
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$ t2 $ Abs (s, var_T, t')) = 
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let val var_t = Var (("x", j), var_T) in 
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Const (@{const_name "op ="}, T' > T' > HOLogic.boolT) 
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$ betapply (t2, var_t) $ subst_bound (var_t, t') 
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> aux (j + 1) 
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end 
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 aux _ t = t 
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in aux (maxidx_of_term t + 1) t end 
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(* FIXME: Guarantee freshness *) 
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fun concealed_bound_name j = "Sledgehammer" ^ Int.toString j 
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fun conceal_bounds Ts t = 
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subst_bounds (map (Free o apfst concealed_bound_name) 
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(length Ts  1 downto 0 ~~ rev Ts), t) 
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fun reveal_bounds Ts = 
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subst_atomic (map (fn (j, T) => (Free (concealed_bound_name j, T), Bound j)) 
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(0 upto length Ts  1 ~~ Ts)) 
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fun introduce_combinators_in_term ctxt kind t = 
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let 
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val thy = ProofContext.theory_of ctxt 
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fun aux Ts t = 
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case t of 
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@{const Not} $ t1 => @{const Not} $ aux Ts t1 
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 (t0 as Const (@{const_name All}, _)) $ Abs (s, T, t') => 
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t0 $ Abs (s, T, aux (T :: Ts) t') 
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 (t0 as Const (@{const_name Ex}, _)) $ Abs (s, T, t') => 
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t0 $ Abs (s, T, aux (T :: Ts) t') 
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 (t0 as @{const "op &"}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 
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 (t0 as @{const "op "}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 
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 (t0 as @{const "op >"}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 
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 (t0 as Const (@{const_name "op ="}, Type (_, [@{typ bool}, _]))) 
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$ t1 $ t2 => 
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t0 $ aux Ts t1 $ aux Ts t2 
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 _ => if not (exists_subterm (fn Abs _ => true  _ => false) t) then 
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t 
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else 
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let 
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val t = t > conceal_bounds Ts 
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> Envir.eta_contract 
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val ([t], ctxt') = Variable.import_terms true [t] ctxt 
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in 
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t > cterm_of thy 
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> Clausifier.introduce_combinators_in_cterm 
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> singleton (Variable.export ctxt' ctxt) 
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> prop_of > Logic.dest_equals > snd 
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> reveal_bounds Ts 
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end 
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in t > not (Meson.is_fol_term thy t) ? aux [] end 
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handle THM _ => 
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(* A type variable of sort "{}" will make abstraction fail. *) 
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case kind of 
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Axiom => HOLogic.true_const 
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 Conjecture => HOLogic.false_const 
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226 

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(* making axiom and conjecture clauses *) 
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fun make_clause ctxt (formula_name, kind, t) = 
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let 
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val thy = ProofContext.theory_of ctxt 
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(* ### FIXME: perform other transformations previously done by 
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"Clausifier.to_nnf", e.g. "HOL.If" *) 
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val t = t > transform_elim_term 
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> Object_Logic.atomize_term thy 
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> extensionalize_term 
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> introduce_combinators_in_term ctxt kind 
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val (combformula, ctypes_sorts) = combformula_for_prop thy t [] 
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in 
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FOLFormula {formula_name = formula_name, combformula = combformula, 
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kind = kind, ctypes_sorts = ctypes_sorts} 

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end 
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fun make_axiom_clause ctxt (name, th) = 
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(name, make_clause ctxt (name, Axiom, prop_of th)) 
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fun make_conjecture_clauses ctxt ts = 
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map2 (fn j => fn t => make_clause ctxt (Int.toString j, Conjecture, t)) 
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(0 upto length ts  1) ts 
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248 

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(** Helper clauses **) 
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250 

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fun count_combterm (CombConst ((s, _), _, _)) = 
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Symtab.map_entry s (Integer.add 1) 
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 count_combterm (CombVar _) = I 
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 count_combterm (CombApp (t1, t2)) = fold count_combterm [t1, t2] 
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fun count_combformula (AQuant (_, _, phi)) = count_combformula phi 
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 count_combformula (AConn (_, phis)) = fold count_combformula phis 
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 count_combformula (APred tm) = count_combterm tm 
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fun count_fol_formula (FOLFormula {combformula, ...}) = 
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count_combformula combformula 
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260 

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val optional_helpers = 
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[(["c_COMBI", "c_COMBK"], @{thms COMBI_def COMBK_def}), 
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(["c_COMBB", "c_COMBC"], @{thms COMBB_def COMBC_def}), 
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(["c_COMBS"], @{thms COMBS_def})] 
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val optional_typed_helpers = 
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[(["c_True", "c_False"], @{thms True_or_False}), 
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(["c_If"], @{thms if_True if_False True_or_False})] 
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val mandatory_helpers = @{thms fequal_imp_equal equal_imp_fequal} 
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269 

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val init_counters = 
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Symtab.make (maps (maps (map (rpair 0) o fst)) 
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[optional_helpers, optional_typed_helpers]) 
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273 

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fun get_helper_clauses ctxt is_FO full_types conjectures axclauses = 
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let 
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val ct = fold (fold count_fol_formula) [conjectures, axclauses] 
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277 
init_counters 
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fun is_needed c = the (Symtab.lookup ct c) > 0 
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279 
val cnfs = 
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280 
(optional_helpers 
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281 
> full_types ? append optional_typed_helpers 
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282 
> maps (fn (ss, ths) => 
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283 
if exists is_needed ss then map (`Thm.get_name_hint) ths 
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284 
else [])) @ 
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285 
(if is_FO then [] else map (`Thm.get_name_hint) mandatory_helpers) 
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286 
in map (snd o make_axiom_clause ctxt) cnfs end 
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287 

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288 
fun s_not (@{const Not} $ t) = t 
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289 
 s_not t = @{const Not} $ t 
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290 

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291 
(* prepare for passing to writer, 
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292 
create additional clauses based on the information from extra_cls *) 
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293 
fun prepare_clauses ctxt full_types hyp_ts concl_t axcls extra_cls = 
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294 
let 
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295 
val thy = ProofContext.theory_of ctxt 
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296 
val goal_t = Logic.list_implies (hyp_ts, concl_t) 
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297 
val is_FO = Meson.is_fol_term thy goal_t 
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298 
val _ = trace_msg (fn _ => Syntax.string_of_term ctxt goal_t) 
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299 
val axtms = map (prop_of o snd) extra_cls 
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300 
val subs = tfree_classes_of_terms [goal_t] 
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301 
val supers = tvar_classes_of_terms axtms 
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302 
val tycons = type_consts_of_terms thy (goal_t :: axtms) 
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303 
(* TFrees in conjecture clauses; TVars in axiom clauses *) 
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304 
val conjectures = 
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305 
map (s_not o HOLogic.dest_Trueprop) hyp_ts @ 
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306 
[HOLogic.dest_Trueprop concl_t] 
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307 
> make_conjecture_clauses ctxt 
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308 
val extra_clauses = map (snd o make_axiom_clause ctxt) extra_cls 
38003  309 
val (clnames, axiom_clauses) = 
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310 
ListPair.unzip (map (make_axiom_clause ctxt) axcls) 
38003  311 
(* FIXME: Should it read "extra_clauses" or "axiom_clauses" in the 
312 
"get_helper_clauses" call? *) 

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313 
val helper_clauses = 
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314 
get_helper_clauses ctxt is_FO full_types conjectures extra_clauses 
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315 
val (supers', arity_clauses) = make_arity_clauses thy tycons supers 
37925  316 
val class_rel_clauses = make_class_rel_clauses thy subs supers' 
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317 
in 
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318 
(Vector.fromList clnames, 
37925  319 
(conjectures, axiom_clauses, extra_clauses, helper_clauses, 
320 
class_rel_clauses, arity_clauses)) 

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321 
end 
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322 

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323 
fun extract_clause_sequence output = 
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324 
let 
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325 
val tokens_of = String.tokens (not o Char.isAlphaNum) 
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326 
fun extract_num ("clause" :: (ss as _ :: _)) = 
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327 
Int.fromString (List.last ss) 
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328 
 extract_num _ = NONE 
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329 
in output > split_lines > map_filter (extract_num o tokens_of) end 
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330 

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331 
val set_ClauseFormulaRelationN = "set_ClauseFormulaRelation" 
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332 

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333 
val parse_clause_formula_pair = 
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334 
$$ "("  scan_integer  $$ ","  Symbol.scan_id  $$ ")" 
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335 
 Scan.option ($$ ",") 
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336 
val parse_clause_formula_relation = 
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337 
Scan.this_string set_ClauseFormulaRelationN  $$ "(" 
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338 
 Scan.repeat parse_clause_formula_pair 
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339 
val extract_clause_formula_relation = 
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340 
Substring.full 
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341 
#> Substring.position set_ClauseFormulaRelationN 
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342 
#> snd #> Substring.string #> strip_spaces #> explode 
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343 
#> parse_clause_formula_relation #> fst 
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344 

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345 
fun repair_conjecture_shape_and_theorem_names output conjecture_shape 
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346 
thm_names = 
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347 
if String.isSubstring set_ClauseFormulaRelationN output then 
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348 
(* This is a hack required for keeping track of axioms after they have been 
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349 
clausified by SPASS's Flotter tool. The "SPASS_TPTP" script is also part 
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350 
of this hack. *) 
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351 
let 
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352 
val j0 = hd conjecture_shape 
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353 
val seq = extract_clause_sequence output 
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354 
val name_map = extract_clause_formula_relation output 
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355 
fun renumber_conjecture j = 
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356 
AList.find (op =) name_map (conjecture_prefix ^ Int.toString (j  j0)) 
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357 
> the_single 
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358 
> (fn s => find_index (curry (op =) s) seq + 1) 
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359 
in 
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360 
(conjecture_shape > map renumber_conjecture, 
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361 
seq > map (the o AList.lookup (op =) name_map) 
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362 
> map (fn s => case try (unprefix axiom_prefix) s of 
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363 
SOME s' => undo_ascii_of s' 
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364 
 NONE => "") 
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365 
> Vector.fromList) 
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366 
end 
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367 
else 
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368 
(conjecture_shape, thm_names) 
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369 

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370 

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371 
(* generic TPTPbased provers *) 
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372 

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373 
fun generic_tptp_prover 
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374 
(name, {home_var, executable, arguments, proof_delims, known_failures, 
38009
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375 
max_new_relevant_facts_per_iter, prefers_theory_relevant, 
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376 
explicit_forall}) 
37580
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377 
({debug, overlord, full_types, explicit_apply, relevance_threshold, 
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378 
relevance_convergence, theory_relevant, defs_relevant, isar_proof, 
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379 
isar_shrink_factor, ...} : params) 
37499
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380 
minimize_command timeout 
35969  381 
({subgoal, goal, relevance_override, axiom_clauses, filtered_clauses} 
382 
: problem) = 

28596
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383 
let 
31750  384 
(* get clauses and prepare them for writing *) 
37498
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385 
val (ctxt, (_, th)) = goal; 
38005
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386 
val thy = ProofContext.theory_of ctxt 
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387 
(* ### FIXME: (1) preprocessing for "if" etc. *) 
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388 
val (params, hyp_ts, concl_t) = strip_subgoal th subgoal 
31752
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389 
val the_filtered_clauses = 
37621  390 
case filtered_clauses of 
391 
SOME fcls => fcls 

392 
 NONE => relevant_facts full_types relevance_threshold 

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393 
relevance_convergence defs_relevant 
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394 
max_new_relevant_facts_per_iter 
37499
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395 
(the_default prefers_theory_relevant theory_relevant) 
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396 
relevance_override goal hyp_ts concl_t 
37506
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397 
val the_axiom_clauses = axiom_clauses > the_default the_filtered_clauses 
35969  398 
val (internal_thm_names, clauses) = 
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399 
prepare_clauses ctxt full_types hyp_ts concl_t the_axiom_clauses 
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400 
the_filtered_clauses 
31750  401 

32864
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boehmes
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32740
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402 
(* path to unique problem file *) 
36376  403 
val the_dest_dir = if overlord then getenv "ISABELLE_HOME_USER" 
404 
else Config.get ctxt dest_dir; 

405 
val the_problem_prefix = Config.get ctxt problem_prefix; 

32864
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boehmes
parents:
32740
diff
changeset

406 
fun prob_pathname nr = 
36143
6490319b1703
added "overlord" option (to get easy access to output files for debugging) + systematically use "raw_goal" rather than an inconsistent mixture
blanchet
parents:
36142
diff
changeset

407 
let 
6490319b1703
added "overlord" option (to get easy access to output files for debugging) + systematically use "raw_goal" rather than an inconsistent mixture
blanchet
parents:
36142
diff
changeset

408 
val probfile = 
36568
d495d2e1f0a6
in "overlord" mode: ignore problem prefix specified in the .thy file
blanchet
parents:
36552
diff
changeset

409 
Path.basic ((if overlord then "prob_" ^ name 
d495d2e1f0a6
in "overlord" mode: ignore problem prefix specified in the .thy file
blanchet
parents:
36552
diff
changeset

410 
else the_problem_prefix ^ serial_string ()) 
36143
6490319b1703
added "overlord" option (to get easy access to output files for debugging) + systematically use "raw_goal" rather than an inconsistent mixture
blanchet
parents:
36142
diff
changeset

411 
^ "_" ^ string_of_int nr) 
32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

412 
in 
36376  413 
if the_dest_dir = "" then File.tmp_path probfile 
414 
else if File.exists (Path.explode the_dest_dir) 

415 
then Path.append (Path.explode the_dest_dir) probfile 

416 
else error ("No such directory: " ^ the_dest_dir ^ ".") 

32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

417 
end; 
32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

418 

36917
8674cdb0b8cc
query _HOME environment variables at runtime, not at buildtime
blanchet
parents:
36910
diff
changeset

419 
val home = getenv home_var 
36289
f75b6a3e1450
set "atps" reference's default value to "(remote_)e (remote_)spass (remote_)vampire", based on what is installed
blanchet
parents:
36287
diff
changeset

420 
val command = Path.explode (home ^ "/" ^ executable) 
31750  421 
(* write out problem file and call prover *) 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

422 
fun command_line complete probfile = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

423 
let 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

424 
val core = File.shell_path command ^ " " ^ arguments complete timeout ^ 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

425 
" " ^ File.shell_path probfile 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

426 
in 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

427 
(if Config.get ctxt measure_runtime then 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

428 
"TIMEFORMAT='%3U'; { time " ^ core ^ " ; }" 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

429 
else 
37962
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

430 
"exec " ^ core) ^ " 2>&1" 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

431 
end 
32510  432 
fun split_time s = 
433 
let 

32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

434 
val split = String.tokens (fn c => str c = "\n"); 
36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

435 
val (output, t) = s > split > split_last > apfst cat_lines; 
32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

436 
fun as_num f = f >> (fst o read_int); 
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

437 
val num = as_num (Scan.many1 Symbol.is_ascii_digit); 
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

438 
val digit = Scan.one Symbol.is_ascii_digit; 
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

439 
val num3 = as_num (digit ::: digit ::: (digit >> single)); 
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

440 
val time = num  Scan.$$ "."  num3 >> (fn (a, b) => a * 1000 + b); 
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

441 
val as_time = the_default 0 o Scan.read Symbol.stopper time o explode; 
36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

442 
in (output, as_time t) end; 
32458
de6834b20e9e
sledgehammer's temporary files are removed properly (even in case of an exception occurs)
boehmes
parents:
32451
diff
changeset

443 
fun run_on probfile = 
37962
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

444 
if home = "" then 
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

445 
error ("The environment variable " ^ quote home_var ^ " is not set.") 
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

446 
else if File.exists command then 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

447 
let 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

448 
fun do_run complete = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

449 
let 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

450 
val command = command_line complete probfile 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

451 
val ((output, msecs), res_code) = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

452 
bash_output command 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

453 
>> (if overlord then 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

454 
prefix ("% " ^ command ^ "\n% " ^ timestamp () ^ "\n") 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

455 
else 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

456 
I) 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

457 
>> (if Config.get ctxt measure_runtime then split_time 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

458 
else rpair 0) 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

459 
val (proof, outcome) = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

460 
extract_proof_and_outcome complete res_code proof_delims 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

461 
known_failures output 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

462 
in (output, msecs, proof, outcome) end 
37643
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37628
diff
changeset

463 
val readable_names = debug andalso overlord 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

464 
val (pool, conjecture_offset) = 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

465 
write_tptp_file thy readable_names explicit_forall full_types 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

466 
explicit_apply probfile clauses 
37995
06f02b15ef8a
generate full firstorder formulas (FOF) in Sledgehammer
blanchet
parents:
37994
diff
changeset

467 
val conjecture_shape = 
06f02b15ef8a
generate full firstorder formulas (FOF) in Sledgehammer
blanchet
parents:
37994
diff
changeset

468 
conjecture_offset + 1 upto conjecture_offset + length hyp_ts + 1 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

469 
val result = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

470 
do_run false 
37550
fc2f979b9a08
split SPASS time slot between SOS and nonSOS, in case SOS times out
blanchet
parents:
37514
diff
changeset

471 
> (fn (_, msecs0, _, SOME _) => 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

472 
do_run true 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

473 
> (fn (output, msecs, proof, outcome) => 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

474 
(output, msecs0 + msecs, proof, outcome)) 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

475 
 result => result) 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

476 
in ((pool, conjecture_shape), result) end 
36382  477 
else 
478 
error ("Bad executable: " ^ Path.implode command ^ "."); 

28592  479 

36167
c1a35be8e476
make Sledgehammer's output more debugging friendly
blanchet
parents:
36143
diff
changeset

480 
(* If the problem file has not been exported, remove it; otherwise, export 
c1a35be8e476
make Sledgehammer's output more debugging friendly
blanchet
parents:
36143
diff
changeset

481 
the proof file too. *) 
36376  482 
fun cleanup probfile = 
483 
if the_dest_dir = "" then try File.rm probfile else NONE 

37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

484 
fun export probfile (_, (output, _, _, _)) = 
36376  485 
if the_dest_dir = "" then 
36187  486 
() 
487 
else 

37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

488 
File.write (Path.explode (Path.implode probfile ^ "_proof")) output 
32257
bad5a99c16d8
neg_conjecture_clauses, neg_clausify_tac: proper context, eliminated METAHYPS;
wenzelm
parents:
32091
diff
changeset

489 

37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

490 
val ((pool, conjecture_shape), (output, msecs, proof, outcome)) = 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

491 
with_path cleanup export run_on (prob_pathname subgoal) 
37989
ca3041b0f445
reorder SPASS conjectures correctly, based on Flotter output
blanchet
parents:
37962
diff
changeset

492 
val (conjecture_shape, internal_thm_names) = 
ca3041b0f445
reorder SPASS conjectures correctly, based on Flotter output
blanchet
parents:
37962
diff
changeset

493 
repair_conjecture_shape_and_theorem_names output conjecture_shape 
ca3041b0f445
reorder SPASS conjectures correctly, based on Flotter output
blanchet
parents:
37962
diff
changeset

494 
internal_thm_names 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

495 

35969  496 
val (message, relevant_thm_names) = 
36370
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

497 
case outcome of 
36400
c5bae529f967
rename options and keep track of conjecture shape (to facilitate proof reconstruction)
blanchet
parents:
36393
diff
changeset

498 
NONE => 
c5bae529f967
rename options and keep track of conjecture shape (to facilitate proof reconstruction)
blanchet
parents:
36393
diff
changeset

499 
proof_text isar_proof 
37480  500 
(pool, debug, isar_shrink_factor, ctxt, conjecture_shape) 
501 
(full_types, minimize_command, proof, internal_thm_names, th, 

502 
subgoal) 

36370
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

503 
 SOME failure => (string_for_failure failure ^ "\n", []) 
32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

504 
in 
36393
be73a2b2443b
support readable names even when Isar proof reconstruction is enabled  useful for debugging
blanchet
parents:
36382
diff
changeset

505 
{outcome = outcome, message = message, pool = pool, 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

506 
relevant_thm_names = relevant_thm_names, atp_run_time_in_msecs = msecs, 
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

507 
output = output, proof = proof, internal_thm_names = internal_thm_names, 
36400
c5bae529f967
rename options and keep track of conjecture shape (to facilitate proof reconstruction)
blanchet
parents:
36393
diff
changeset

508 
conjecture_shape = conjecture_shape, 
35969  509 
filtered_clauses = the_filtered_clauses} 
37499
5ff37037fbec
merge "generic_prover" and "generic_tptp_prover"
blanchet
parents:
37498
diff
changeset

510 
end 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

511 

35969  512 
fun tptp_prover name p = (name, generic_tptp_prover (name, p)); 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

513 

36382  514 
fun to_generous_secs time = (Time.toMilliseconds time + 999) div 1000 
36142
f5e15e9aae10
make Sledgehammer "minimize" output less confusing + round up (not down) time limits to nearest second
blanchet
parents:
36064
diff
changeset

515 

28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

516 
(* E prover *) 
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

517 

36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

518 
val tstp_proof_delims = 
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

519 
("# SZS output start CNFRefutation.", "# SZS output end CNFRefutation") 
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

520 

35969  521 
val e_config : prover_config = 
36917
8674cdb0b8cc
query _HOME environment variables at runtime, not at buildtime
blanchet
parents:
36910
diff
changeset

522 
{home_var = "E_HOME", 
36289
f75b6a3e1450
set "atps" reference's default value to "(remote_)e (remote_)spass (remote_)vampire", based on what is installed
blanchet
parents:
36287
diff
changeset

523 
executable = "eproof", 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

524 
arguments = fn _ => fn timeout => 
36382  525 
"tstpin tstpout l5 xAutoDev tAutoDev silent cpulimit=" ^ 
526 
string_of_int (to_generous_secs timeout), 

36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

527 
proof_delims = [tstp_proof_delims], 
36265
41c9e755e552
distinguish between the different ATP errors in the user interface;
blanchet
parents:
36264
diff
changeset

528 
known_failures = 
37995
06f02b15ef8a
generate full firstorder formulas (FOF) in Sledgehammer
blanchet
parents:
37994
diff
changeset

529 
[(Unprovable, "SZS status: CounterSatisfiable"), 
06f02b15ef8a
generate full firstorder formulas (FOF) in Sledgehammer
blanchet
parents:
37994
diff
changeset

530 
(Unprovable, "SZS status CounterSatisfiable"), 
36370
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

531 
(TimedOut, "Failure: Resource limit exceeded (time)"), 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

532 
(TimedOut, "time limit exceeded"), 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

533 
(OutOfResources, 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

534 
"# Cannot determine problem status within resource limit"), 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

535 
(OutOfResources, "SZS status: ResourceOut"), 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

536 
(OutOfResources, "SZS status ResourceOut")], 
38009
34e1ac9cb71d
shrink the "max_new_relevant_facts_per_iter" fudge factors, now that we count formulas and not clauses
blanchet
parents:
38005
diff
changeset

537 
max_new_relevant_facts_per_iter = 80 (* FIXME *), 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

538 
prefers_theory_relevant = false, 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

539 
explicit_forall = false} 
35969  540 
val e = tptp_prover "e" e_config 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

541 

fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

542 

36219
16670b4f0baa
set SPASS option on the commandline, so that it doesn't vanish when moving to TPTP format
blanchet
parents:
36190
diff
changeset

543 
(* The "VarWeight=3" option helps the higherorder problems, probably by 
16670b4f0baa
set SPASS option on the commandline, so that it doesn't vanish when moving to TPTP format
blanchet
parents:
36190
diff
changeset

544 
counteracting the presence of "hAPP". *) 
37498
b426cbdb5a23
removed Sledgehammer's support for the DFG syntax;
blanchet
parents:
37480
diff
changeset

545 
val spass_config : prover_config = 
37962
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

546 
{home_var = "ISABELLE_ATP_MANAGER", 
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

547 
executable = "SPASS_TPTP", 
37550
fc2f979b9a08
split SPASS time slot between SOS and nonSOS, in case SOS times out
blanchet
parents:
37514
diff
changeset

548 
(* "div 2" accounts for the fact that SPASS is often run twice. *) 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

549 
arguments = fn complete => fn timeout => 
37962
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

550 
("Auto PGiven=0 PProblem=0 Splits=0 FullRed=0 DocProof \ 
37550
fc2f979b9a08
split SPASS time slot between SOS and nonSOS, in case SOS times out
blanchet
parents:
37514
diff
changeset

551 
\VarWeight=3 TimeLimit=" ^ 
fc2f979b9a08
split SPASS time slot between SOS and nonSOS, in case SOS times out
blanchet
parents:
37514
diff
changeset

552 
string_of_int (to_generous_secs timeout div 2)) 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

553 
> not complete ? prefix "SOS=1 ", 
36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

554 
proof_delims = [("Here is a proof", "Formulae used in the proof")], 
36289
f75b6a3e1450
set "atps" reference's default value to "(remote_)e (remote_)spass (remote_)vampire", based on what is installed
blanchet
parents:
36287
diff
changeset

555 
known_failures = 
37413  556 
[(IncompleteUnprovable, "SPASS beiseite: Completion found"), 
36370
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

557 
(TimedOut, "SPASS beiseite: Ran out of time"), 
36965  558 
(OutOfResources, "SPASS beiseite: Maximal number of loops exceeded"), 
37413  559 
(MalformedInput, "Undefined symbol"), 
37414
d0cea0796295
expect SPASS 3.7, and give a friendly warning if an older version is used
blanchet
parents:
37413
diff
changeset

560 
(MalformedInput, "Free Variable"), 
37962
d7dbe01f48d7
keep track of clause numbers for SPASS now that we generate FOF rather than CNF problems;
blanchet
parents:
37926
diff
changeset

561 
(OldSpass, "tptp2dfg")], 
38009
34e1ac9cb71d
shrink the "max_new_relevant_facts_per_iter" fudge factors, now that we count formulas and not clauses
blanchet
parents:
38005
diff
changeset

562 
max_new_relevant_facts_per_iter = 26 (* FIXME *), 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

563 
prefers_theory_relevant = true, 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

564 
explicit_forall = true} 
37414
d0cea0796295
expect SPASS 3.7, and give a friendly warning if an older version is used
blanchet
parents:
37413
diff
changeset

565 
val spass = tptp_prover "spass" spass_config 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

566 

37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

567 
(* Vampire *) 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

568 

f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

569 
val vampire_config : prover_config = 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

570 
{home_var = "VAMPIRE_HOME", 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

571 
executable = "vampire", 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

572 
arguments = fn _ => fn timeout => 
37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

573 
"output_syntax tptp mode casc t " ^ 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

574 
string_of_int (to_generous_secs timeout), 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

575 
proof_delims = 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

576 
[("=========== Refutation ==========", 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

577 
"======= End of refutation ======="), 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

578 
("% SZS output start Refutation", "% SZS output end Refutation")], 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

579 
known_failures = 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

580 
[(Unprovable, "UNPROVABLE"), 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

581 
(IncompleteUnprovable, "CANNOT PROVE"), 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

582 
(Unprovable, "Satisfiability detected"), 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

583 
(OutOfResources, "Refutation not found")], 
38009
34e1ac9cb71d
shrink the "max_new_relevant_facts_per_iter" fudge factors, now that we count formulas and not clauses
blanchet
parents:
38005
diff
changeset

584 
max_new_relevant_facts_per_iter = 40 (* FIXME *), 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

585 
prefers_theory_relevant = false, 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

586 
explicit_forall = false} 
37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

587 
val vampire = tptp_prover "vampire" vampire_config 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

588 

f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

589 
(* Remote prover invocation via SystemOnTPTP *) 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

590 

36376  591 
val systems = Synchronized.var "atp_systems" ([]: string list); 
31835  592 

593 
fun get_systems () = 

36370
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

594 
case bash_output "\"$ISABELLE_ATP_MANAGER/SystemOnTPTP\" w" of 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

595 
(answer, 0) => split_lines answer 
a4f601daa175
centralized ATPspecific error handling in "atp_wrapper.ML"
blanchet
parents:
36369
diff
changeset

596 
 (answer, _) => 
37627  597 
error ("Failed to get available systems at SystemOnTPTP:\n" ^ 
598 
perhaps (try (unsuffix "\n")) answer) 

31835  599 

35867  600 
fun refresh_systems_on_tptp () = 
37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

601 
Synchronized.change systems (fn _ => get_systems ()) 
31835  602 

603 
fun get_system prefix = Synchronized.change_result systems (fn systems => 

32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

604 
(if null systems then get_systems () else systems) 
32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

605 
> `(find_first (String.isPrefix prefix))); 
32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

606 

32948  607 
fun the_system prefix = 
32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

608 
(case get_system prefix of 
37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

609 
NONE => error ("System " ^ quote prefix ^ " not available at SystemOnTPTP.") 
32942
b6711ec9de26
misc tuning and recovery of Isabelle coding style;
wenzelm
parents:
32941
diff
changeset

610 
 SOME sys => sys); 
31835  611 

36265
41c9e755e552
distinguish between the different ATP errors in the user interface;
blanchet
parents:
36264
diff
changeset

612 
val remote_known_failures = 
37627  613 
[(CantConnect, "HTTPError"), 
614 
(TimedOut, "says Timeout"), 

36377
b3dce4c715d0
now rename the file "atp_wrapper.ML" to "atp_systems.ML" + fix typo in "SystemOnTPTP" script
blanchet
parents:
36376
diff
changeset

615 
(MalformedOutput, "Remote script could not extract proof")] 
35865  616 

37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

617 
fun remote_config atp_prefix args 
38009
34e1ac9cb71d
shrink the "max_new_relevant_facts_per_iter" fudge factors, now that we count formulas and not clauses
blanchet
parents:
38005
diff
changeset

618 
({proof_delims, known_failures, max_new_relevant_facts_per_iter, 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

619 
prefers_theory_relevant, explicit_forall, ...} : prover_config) 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

620 
: prover_config = 
36917
8674cdb0b8cc
query _HOME environment variables at runtime, not at buildtime
blanchet
parents:
36910
diff
changeset

621 
{home_var = "ISABELLE_ATP_MANAGER", 
36289
f75b6a3e1450
set "atps" reference's default value to "(remote_)e (remote_)spass (remote_)vampire", based on what is installed
blanchet
parents:
36287
diff
changeset

622 
executable = "SystemOnTPTP", 
37514
b147d01b8ebc
if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
blanchet
parents:
37509
diff
changeset

623 
arguments = fn _ => fn timeout => 
36382  624 
args ^ " t " ^ string_of_int (to_generous_secs timeout) ^ " s " ^ 
625 
the_system atp_prefix, 

36369
d2cd0d04b8e6
handle ATP proof delimiters in a cleaner, more extensible fashion
blanchet
parents:
36289
diff
changeset

626 
proof_delims = insert (op =) tstp_proof_delims proof_delims, 
36265
41c9e755e552
distinguish between the different ATP errors in the user interface;
blanchet
parents:
36264
diff
changeset

627 
known_failures = remote_known_failures @ known_failures, 
38009
34e1ac9cb71d
shrink the "max_new_relevant_facts_per_iter" fudge factors, now that we count formulas and not clauses
blanchet
parents:
38005
diff
changeset

628 
max_new_relevant_facts_per_iter = max_new_relevant_facts_per_iter, 
37994
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

629 
prefers_theory_relevant = prefers_theory_relevant, 
b04307085a09
make TPTP generator accept full firstorder formulas
blanchet
parents:
37989
diff
changeset

630 
explicit_forall = explicit_forall} 
28596
fcd463a6b6de
tuned interfaces  plain prover function, without thread;
wenzelm
parents:
28592
diff
changeset

631 

37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

632 
fun remote_tptp_prover prover atp_prefix args config = 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

633 
tptp_prover (remotify (fst prover)) (remote_config atp_prefix args config) 
32864
a226f29d4bdc
reorganized signature of AtpWrapper structure: records instead of unnamed parameters and return values,
boehmes
parents:
32740
diff
changeset

634 

37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

635 
val remote_e = remote_tptp_prover e "EP" "" e_config 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

636 
val remote_spass = remote_tptp_prover spass "SPASS" "x" spass_config 
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

637 
val remote_vampire = remote_tptp_prover vampire "Vampire9" "" vampire_config 
28592  638 

36917
8674cdb0b8cc
query _HOME environment variables at runtime, not at buildtime
blanchet
parents:
36910
diff
changeset

639 
fun maybe_remote (name, _) ({home_var, ...} : prover_config) = 
8674cdb0b8cc
query _HOME environment variables at runtime, not at buildtime
blanchet
parents:
36910
diff
changeset

640 
name > getenv home_var = "" ? remotify 
36371
8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

641 

8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

642 
fun default_atps_param_value () = 
8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

643 
space_implode " " [maybe_remote e e_config, maybe_remote spass spass_config, 
8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

644 
remotify (fst vampire)] 
8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

645 

37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
37506
diff
changeset

646 
val provers = [e, spass, vampire, remote_e, remote_spass, remote_vampire] 
35867  647 
val prover_setup = fold add_prover provers 
648 

649 
val setup = 

36376  650 
dest_dir_setup 
35867  651 
#> problem_prefix_setup 
652 
#> measure_runtime_setup 

36371
8c83ea1a7740
move the Sledgehammer menu options to "sledgehammer_isar.ML"
blanchet
parents:
36370
diff
changeset

653 
#> prover_setup 
35867  654 

28592  655 
end; 