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(* Title: HOL/Tools/Sledgehammer/sledgehammer_isar.ML
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Author: Jasmin Blanchette, TU Muenchen
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Adds "sledgehammer" and related commands to Isabelle/Isar's outer syntax.
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*)
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signature SLEDGEHAMMER_ISAR =
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sig
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type params = Sledgehammer_Provers.params
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val auto : bool Unsynchronized.ref
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val provers : string Unsynchronized.ref
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val timeout : int Unsynchronized.ref
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val default_params : Proof.context -> (string * string) list -> params
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val setup : theory -> theory
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end;
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structure Sledgehammer_Isar : SLEDGEHAMMER_ISAR =
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struct
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open ATP_Util
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open ATP_Systems
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open ATP_Problem_Generate
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open ATP_Proof_Reconstruct
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open Sledgehammer_Util
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open Sledgehammer_Fact
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open Sledgehammer_Provers
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open Sledgehammer_Minimize
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open Sledgehammer_MaSh
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open Sledgehammer_Run
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(* val cvc3N = "cvc3" *)
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val yicesN = "yices"
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val z3N = "z3"
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val runN = "run"
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val minN = "min"
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val messagesN = "messages"
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val supported_proversN = "supported_provers"
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val kill_proversN = "kill_provers"
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val running_proversN = "running_provers"
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val kill_learnersN = "kill_learners"
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val running_learnersN = "running_learners"
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val refresh_tptpN = "refresh_tptp"
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val auto = Unsynchronized.ref false
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val _ =
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ProofGeneralPgip.add_preference Preferences.category_tracing
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(Preferences.bool_pref auto "auto-sledgehammer"
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"Run Sledgehammer automatically.")
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(** Sledgehammer commands **)
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fun add_fact_override ns : fact_override = {add = ns, del = [], only = false}
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fun del_fact_override ns : fact_override = {add = [], del = ns, only = false}
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fun only_fact_override ns : fact_override = {add = ns, del = [], only = true}
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fun merge_fact_override_pairwise (r1 : fact_override) (r2 : fact_override) =
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{add = #add r1 @ #add r2, del = #del r1 @ #del r2,
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only = #only r1 andalso #only r2}
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fun merge_fact_overrides rs =
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fold merge_fact_override_pairwise rs (only_fact_override [])
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(*** parameters ***)
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val provers = Unsynchronized.ref ""
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val timeout = Unsynchronized.ref 30
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val _ =
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ProofGeneralPgip.add_preference Preferences.category_proof
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(Preferences.string_pref provers
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"Sledgehammer: Provers"
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"Default automatic provers (separated by whitespace)")
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val _ =
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ProofGeneralPgip.add_preference Preferences.category_proof
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(Preferences.int_pref timeout
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"Sledgehammer: Time Limit"
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"ATPs will be interrupted after this time (in seconds)")
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type raw_param = string * string list
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val default_default_params =
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[("debug", "false"),
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("verbose", "false"),
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("overlord", "false"),
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("blocking", "false"),
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("type_enc", "smart"),
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("strict", "false"),
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("lam_trans", "smart"),
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("uncurried_aliases", "smart"),
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("learn", "true"),
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("fact_filter", "smart"),
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("max_facts", "smart"),
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("fact_thresholds", "0.45 0.85"),
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("max_mono_iters", "smart"),
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("max_new_mono_instances", "smart"),
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("isar_proof", "false"),
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("isar_shrink_factor", "1"),
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("slice", "true"),
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("minimize", "smart"),
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("preplay_timeout", "3")]
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val alias_params =
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[("prover", ("provers", [])), (* legacy *)
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("max_relevant", ("max_facts", [])), (* legacy *)
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("dont_preplay", ("preplay_timeout", ["0"]))]
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val negated_alias_params =
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[("no_debug", "debug"),
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("quiet", "verbose"),
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("no_overlord", "overlord"),
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("non_blocking", "blocking"),
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("non_strict", "strict"),
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("no_uncurried_aliases", "uncurried_aliases"),
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("dont_learn", "learn"),
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("no_isar_proof", "isar_proof"),
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("dont_slice", "slice"),
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("dont_minimize", "minimize")]
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val params_for_minimize =
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["debug", "verbose", "overlord", "type_enc", "strict", "lam_trans",
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"uncurried_aliases", "max_mono_iters", "max_new_mono_instances",
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"isar_proof", "isar_shrink_factor", "timeout", "preplay_timeout"]
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val property_dependent_params = ["provers", "timeout"]
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fun is_known_raw_param s =
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AList.defined (op =) default_default_params s orelse
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AList.defined (op =) alias_params s orelse
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AList.defined (op =) negated_alias_params s orelse
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member (op =) property_dependent_params s orelse s = "expect"
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fun is_prover_list ctxt s =
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case space_explode " " s of
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ss as _ :: _ => forall (is_prover_supported ctxt) ss
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| _ => false
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fun unalias_raw_param (name, value) =
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case AList.lookup (op =) alias_params name of
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SOME (name', []) => (name', value)
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| SOME (param' as (name', _)) =>
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if value <> ["false"] then
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param'
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else
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error ("Parameter " ^ quote name ^ " cannot be set to \"false\" \
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\(cf. " ^ quote name' ^ ").")
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| NONE =>
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case AList.lookup (op =) negated_alias_params name of
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SOME name' => (name', case value of
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["false"] => ["true"]
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| ["true"] => ["false"]
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| [] => ["false"]
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| _ => value)
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| NONE => (name, value)
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val any_type_enc = type_enc_from_string Strict "erased"
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(* "provers =", "type_enc =", "lam_trans =", "fact_filter =", and "max_facts ="
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can be omitted. For the last four, this is a secret feature. *)
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fun normalize_raw_param ctxt =
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unalias_raw_param
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#> (fn (name, value) =>
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if is_known_raw_param name then
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(name, value)
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else if is_prover_list ctxt name andalso null value then
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("provers", [name])
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else if can (type_enc_from_string Strict) name andalso null value then
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("type_enc", [name])
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else if can (trans_lams_from_string ctxt any_type_enc) name andalso
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null value then
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("lam_trans", [name])
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else if member (op =) fact_filters name then
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("fact_filter", [name])
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else if can Int.fromString name then
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("max_facts", [name])
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else
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error ("Unknown parameter: " ^ quote name ^ "."))
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(* Ensures that type encodings such as "mono_native?" and "poly_guards!!" are
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read correctly. *)
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val implode_param = strip_spaces_except_between_idents o space_implode " "
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structure Data = Theory_Data
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(
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type T = raw_param list
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val empty = default_default_params |> map (apsnd single)
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val extend = I
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fun merge data : T = AList.merge (op =) (K true) data
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)
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fun remotify_prover_if_supported_and_not_already_remote ctxt name =
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if String.isPrefix remote_prefix name then
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SOME name
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else
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let val remote_name = remote_prefix ^ name in
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if is_prover_supported ctxt remote_name then SOME remote_name else NONE
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end
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fun remotify_prover_if_not_installed ctxt name =
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if is_prover_supported ctxt name andalso is_prover_installed ctxt name then
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SOME name
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else
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remotify_prover_if_supported_and_not_already_remote ctxt name
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blanchet@40253
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fun avoid_too_many_threads _ _ [] = []
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| avoid_too_many_threads _ (0, 0) _ = []
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| avoid_too_many_threads ctxt (0, max_remote) provers =
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provers
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|> map_filter (remotify_prover_if_supported_and_not_already_remote ctxt)
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|> take max_remote
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| avoid_too_many_threads _ (max_local, 0) provers =
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provers
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|> filter_out (String.isPrefix remote_prefix)
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|> take max_local
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| avoid_too_many_threads ctxt max_local_and_remote (prover :: provers) =
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let
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val max_local_and_remote =
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max_local_and_remote
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|> (if String.isPrefix remote_prefix prover then apsnd else apfst)
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(Integer.add ~1)
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in prover :: avoid_too_many_threads ctxt max_local_and_remote provers end
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val max_default_remote_threads = 4
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(* The first ATP of the list is used by Auto Sledgehammer. Because of the low
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timeout, it makes sense to put E first. *)
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fun default_provers_param_value ctxt =
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[eN, spassN, vampireN, z3N, e_sineN, waldmeisterN, yicesN]
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|> map_filter (remotify_prover_if_not_installed ctxt)
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blanchet@43850
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|> avoid_too_many_threads ctxt (Multithreading.max_threads_value (),
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max_default_remote_threads)
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|> implode_param
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blanchet@40240
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fun set_default_raw_param param thy =
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blanchet@45591
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let val ctxt = Proof_Context.init_global thy in
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blanchet@45591
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thy |> Data.map (AList.update (op =) (normalize_raw_param ctxt param))
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end
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blanchet@40250
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fun default_raw_params ctxt =
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wenzelm@43232
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let val thy = Proof_Context.theory_of ctxt in
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blanchet@40250
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Data.get thy
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blanchet@40250
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|> fold (AList.default (op =))
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blanchet@40250
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[("provers", [case !provers of
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blanchet@40250
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"" => default_provers_param_value ctxt
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blanchet@40250
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| s => s]),
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blanchet@40250
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("timeout", let val timeout = !timeout in
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blanchet@40250
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[if timeout <= 0 then "none"
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blanchet@40582
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else string_of_int timeout]
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blanchet@40250
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end)]
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blanchet@40250
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end
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blanchet@35961
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blanchet@49398
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val the_timeout = the_default infinite_timeout
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blanchet@35961
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blanchet@43862
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fun extract_params mode default_params override_params =
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blanchet@35961
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let
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blanchet@35961
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val raw_params = rev override_params @ rev default_params
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blanchet@43647
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val lookup = Option.map implode_param o AList.lookup (op =) raw_params
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blanchet@35961
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val lookup_string = the_default "" o lookup
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blanchet@35961
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fun general_lookup_bool option default_value name =
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blanchet@35961
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case lookup name of
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blanchet@35968
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SOME s => parse_bool_option option name s
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blanchet@35961
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| NONE => default_value
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blanchet@35961
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val lookup_bool = the o general_lookup_bool false (SOME false)
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blanchet@35961
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fun lookup_time name =
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blanchet@39564
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case lookup name of
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blanchet@39564
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SOME s => parse_time_option name s
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blanchet@39564
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| NONE => NONE
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blanchet@35964
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fun lookup_int name =
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blanchet@35961
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case lookup name of
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blanchet@35964
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NONE => 0
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blanchet@35964
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| SOME s => case Int.fromString s of
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blanchet@35964
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SOME n => n
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blanchet@35964
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| NONE => error ("Parameter " ^ quote name ^
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blanchet@35964
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" must be assigned an integer value.")
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blanchet@40584
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fun lookup_real_pair name =
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blanchet@38984
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case lookup name of
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blanchet@40584
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NONE => (0.0, 0.0)
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blanchet@40584
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| SOME s => case s |> space_explode " " |> map Real.fromString of
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blanchet@40584
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[SOME r1, SOME r2] => (r1, r2)
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blanchet@38984
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| _ => error ("Parameter " ^ quote name ^
|
blanchet@40584
|
281 |
"must be assigned a pair of floating-point \
|
blanchet@40584
|
282 |
\values (e.g., \"0.6 0.95\")")
|
blanchet@43905
|
283 |
fun lookup_option lookup' name =
|
blanchet@38812
|
284 |
case lookup name of
|
blanchet@38812
|
285 |
SOME "smart" => NONE
|
blanchet@43905
|
286 |
| _ => SOME (lookup' name)
|
blanchet@43862
|
287 |
val debug = mode <> Auto_Try andalso lookup_bool "debug"
|
blanchet@43862
|
288 |
val verbose = debug orelse (mode <> Auto_Try andalso lookup_bool "verbose")
|
blanchet@36141
|
289 |
val overlord = lookup_bool "overlord"
|
blanchet@43836
|
290 |
val blocking =
|
blanchet@43862
|
291 |
Isabelle_Process.is_active () orelse mode <> Normal orelse debug orelse
|
blanchet@43836
|
292 |
lookup_bool "blocking"
|
blanchet@40240
|
293 |
val provers = lookup_string "provers" |> space_explode " "
|
blanchet@43862
|
294 |
|> mode = Auto_Try ? single o hd
|
blanchet@44493
|
295 |
val type_enc =
|
blanchet@43862
|
296 |
if mode = Auto_Try then
|
blanchet@44431
|
297 |
NONE
|
blanchet@44493
|
298 |
else case lookup_string "type_enc" of
|
blanchet@44431
|
299 |
"smart" => NONE
|
blanchet@47129
|
300 |
| s => (type_enc_from_string Strict s; SOME s)
|
blanchet@47129
|
301 |
val strict = mode = Auto_Try orelse lookup_bool "strict"
|
blanchet@46391
|
302 |
val lam_trans = lookup_option lookup_string "lam_trans"
|
blanchet@47237
|
303 |
val uncurried_aliases = lookup_option lookup_bool "uncurried_aliases"
|
blanchet@49336
|
304 |
val learn = lookup_bool "learn"
|
blanchet@49329
|
305 |
val fact_filter = lookup_option lookup_string "fact_filter"
|
blanchet@49329
|
306 |
val max_facts = lookup_option lookup_int "max_facts"
|
blanchet@49308
|
307 |
val fact_thresholds = lookup_real_pair "fact_thresholds"
|
blanchet@48977
|
308 |
val max_mono_iters = lookup_option lookup_int "max_mono_iters"
|
blanchet@48977
|
309 |
val max_new_mono_instances =
|
blanchet@48977
|
310 |
lookup_option lookup_int "max_new_mono_instances"
|
blanchet@35961
|
311 |
val isar_proof = lookup_bool "isar_proof"
|
blanchet@36916
|
312 |
val isar_shrink_factor = Int.max (1, lookup_int "isar_shrink_factor")
|
blanchet@46577
|
313 |
val slice = mode <> Auto_Try andalso lookup_bool "slice"
|
blanchet@46578
|
314 |
val minimize =
|
blanchet@46578
|
315 |
if mode = Auto_Try then NONE else lookup_option lookup_bool "minimize"
|
blanchet@43862
|
316 |
val timeout =
|
blanchet@43862
|
317 |
(if mode = Auto_Try then NONE else lookup_time "timeout") |> the_timeout
|
blanchet@43856
|
318 |
val preplay_timeout =
|
blanchet@43862
|
319 |
if mode = Auto_Try then Time.zeroTime
|
blanchet@43856
|
320 |
else lookup_time "preplay_timeout" |> the_timeout
|
blanchet@39229
|
321 |
val expect = lookup_string "expect"
|
blanchet@35961
|
322 |
in
|
blanchet@41456
|
323 |
{debug = debug, verbose = verbose, overlord = overlord, blocking = blocking,
|
blanchet@47129
|
324 |
provers = provers, type_enc = type_enc, strict = strict,
|
blanchet@47237
|
325 |
lam_trans = lam_trans, uncurried_aliases = uncurried_aliases,
|
blanchet@49336
|
326 |
learn = learn, fact_filter = fact_filter, max_facts = max_facts,
|
blanchet@49329
|
327 |
fact_thresholds = fact_thresholds, max_mono_iters = max_mono_iters,
|
blanchet@49403
|
328 |
max_new_mono_instances = max_new_mono_instances, isar_proof = isar_proof,
|
blanchet@46578
|
329 |
isar_shrink_factor = isar_shrink_factor, slice = slice,
|
blanchet@46578
|
330 |
minimize = minimize, timeout = timeout, preplay_timeout = preplay_timeout,
|
blanchet@46578
|
331 |
expect = expect}
|
blanchet@35961
|
332 |
end
|
blanchet@35961
|
333 |
|
blanchet@45591
|
334 |
fun get_params mode = extract_params mode o default_raw_params
|
blanchet@43862
|
335 |
fun default_params thy = get_params Normal thy o map (apsnd single)
|
blanchet@35866
|
336 |
|
blanchet@36373
|
337 |
(* Sledgehammer the given subgoal *)
|
blanchet@36373
|
338 |
|
blanchet@46390
|
339 |
val default_minimize_prover = metisN
|
blanchet@43892
|
340 |
|
blanchet@45591
|
341 |
fun is_raw_param_relevant_for_minimize (name, _) =
|
blanchet@45591
|
342 |
member (op =) params_for_minimize name
|
blanchet@36281
|
343 |
fun string_for_raw_param (key, values) =
|
blanchet@43647
|
344 |
key ^ (case implode_param values of "" => "" | value => " = " ^ value)
|
blanchet@36281
|
345 |
|
blanchet@46391
|
346 |
fun minimize_command override_params i more_override_params prover_name
|
blanchet@46391
|
347 |
fact_names =
|
blanchet@43898
|
348 |
let
|
blanchet@43898
|
349 |
val params =
|
blanchet@46391
|
350 |
(override_params
|
blanchet@46391
|
351 |
|> filter_out (AList.defined (op =) more_override_params o fst)) @
|
blanchet@46391
|
352 |
more_override_params
|
blanchet@43898
|
353 |
|> filter is_raw_param_relevant_for_minimize
|
blanchet@43898
|
354 |
|> map string_for_raw_param
|
blanchet@43898
|
355 |
|> (if prover_name = default_minimize_prover then I else cons prover_name)
|
blanchet@43898
|
356 |
|> space_implode ", "
|
blanchet@43898
|
357 |
in
|
blanchet@49407
|
358 |
sledgehammerN ^ " " ^ minN ^
|
blanchet@43898
|
359 |
(if params = "" then "" else enclose " [" "]" params) ^
|
blanchet@43898
|
360 |
" (" ^ space_implode " " fact_names ^ ")" ^
|
blanchet@43898
|
361 |
(if i = 1 then "" else " " ^ string_of_int i)
|
blanchet@43898
|
362 |
end
|
blanchet@36281
|
363 |
|
blanchet@49407
|
364 |
val default_learn_atp_timeout = 0.5
|
blanchet@49407
|
365 |
|
blanchet@49307
|
366 |
fun hammer_away override_params subcommand opt_i fact_override state =
|
blanchet@35961
|
367 |
let
|
blanchet@40250
|
368 |
val ctxt = Proof.context_of state
|
blanchet@45591
|
369 |
val override_params = override_params |> map (normalize_raw_param ctxt)
|
blanchet@35963
|
370 |
in
|
blanchet@35963
|
371 |
if subcommand = runN then
|
blanchet@36281
|
372 |
let val i = the_default 1 opt_i in
|
blanchet@43862
|
373 |
run_sledgehammer (get_params Normal ctxt override_params) Normal i
|
blanchet@49307
|
374 |
fact_override (minimize_command override_params i)
|
blanchet@39564
|
375 |
state
|
blanchet@39564
|
376 |
|> K ()
|
blanchet@36281
|
377 |
end
|
blanchet@43849
|
378 |
else if subcommand = minN then
|
blanchet@49399
|
379 |
let
|
blanchet@49410
|
380 |
val ctxt = ctxt |> Config.put instantiate_inducts false
|
blanchet@49399
|
381 |
val i = the_default 1 opt_i
|
blanchet@49415
|
382 |
val params =
|
blanchet@49399
|
383 |
get_params Minimize ctxt (("provers", [default_minimize_prover]) ::
|
blanchet@49399
|
384 |
override_params)
|
blanchet@49399
|
385 |
val goal = prop_of (#goal (Proof.goal state))
|
blanchet@49399
|
386 |
val facts = nearly_all_facts ctxt false fact_override Symtab.empty
|
blanchet@49399
|
387 |
Termtab.empty [] [] goal
|
blanchet@49414
|
388 |
fun learn prover = mash_learn_proof ctxt params prover goal facts
|
blanchet@49414
|
389 |
in run_minimize params learn i (#add fact_override) state end
|
blanchet@35963
|
390 |
else if subcommand = messagesN then
|
blanchet@35963
|
391 |
messages opt_i
|
blanchet@42591
|
392 |
else if subcommand = supported_proversN then
|
blanchet@42591
|
393 |
supported_provers ctxt
|
blanchet@49334
|
394 |
else if subcommand = kill_proversN then
|
blanchet@49334
|
395 |
kill_provers ()
|
blanchet@40240
|
396 |
else if subcommand = running_proversN then
|
blanchet@40240
|
397 |
running_provers ()
|
blanchet@49398
|
398 |
else if subcommand = unlearnN then
|
blanchet@49398
|
399 |
mash_unlearn ctxt
|
blanchet@49407
|
400 |
else if subcommand = learn_isarN orelse subcommand = learn_atpN orelse
|
blanchet@49407
|
401 |
subcommand = relearn_isarN orelse subcommand = relearn_atpN then
|
blanchet@49407
|
402 |
(if subcommand = relearn_isarN orelse subcommand = relearn_atpN then
|
blanchet@49407
|
403 |
mash_unlearn ctxt
|
blanchet@49407
|
404 |
else
|
blanchet@49407
|
405 |
();
|
blanchet@49398
|
406 |
mash_learn ctxt (get_params Normal ctxt
|
blanchet@49447
|
407 |
([("timeout",
|
blanchet@49447
|
408 |
[string_of_real default_learn_atp_timeout]),
|
blanchet@49447
|
409 |
("slice", ["false"])] @
|
blanchet@49407
|
410 |
override_params @
|
blanchet@49447
|
411 |
[("minimize", ["true"]),
|
blanchet@49410
|
412 |
("preplay_timeout", ["0"])]))
|
blanchet@49410
|
413 |
fact_override (#facts (Proof.goal state))
|
blanchet@49410
|
414 |
(subcommand = learn_atpN orelse subcommand = relearn_atpN))
|
blanchet@49334
|
415 |
else if subcommand = kill_learnersN then
|
blanchet@49334
|
416 |
kill_learners ()
|
blanchet@49334
|
417 |
else if subcommand = running_learnersN then
|
blanchet@49334
|
418 |
running_learners ()
|
blanchet@35963
|
419 |
else if subcommand = refresh_tptpN then
|
blanchet@35963
|
420 |
refresh_systems_on_tptp ()
|
blanchet@35963
|
421 |
else
|
blanchet@35963
|
422 |
error ("Unknown subcommand: " ^ quote subcommand ^ ".")
|
blanchet@35963
|
423 |
end
|
blanchet@35961
|
424 |
|
blanchet@49307
|
425 |
fun sledgehammer_trans (((subcommand, params), fact_override), opt_i) =
|
blanchet@49307
|
426 |
Toplevel.keep (hammer_away params subcommand opt_i fact_override
|
blanchet@35964
|
427 |
o Toplevel.proof_of)
|
blanchet@35961
|
428 |
|
blanchet@43647
|
429 |
fun string_for_raw_param (name, value) = name ^ " = " ^ implode_param value
|
blanchet@35961
|
430 |
|
blanchet@35963
|
431 |
fun sledgehammer_params_trans params =
|
blanchet@35961
|
432 |
Toplevel.theory
|
blanchet@35963
|
433 |
(fold set_default_raw_param params
|
blanchet@39564
|
434 |
#> tap (fn thy =>
|
wenzelm@43232
|
435 |
let val ctxt = Proof_Context.init_global thy in
|
blanchet@40250
|
436 |
writeln ("Default parameters for Sledgehammer:\n" ^
|
blanchet@40250
|
437 |
(case default_raw_params ctxt |> rev of
|
blanchet@40250
|
438 |
[] => "none"
|
blanchet@40250
|
439 |
| params =>
|
blanchet@45591
|
440 |
params |> map string_for_raw_param
|
blanchet@41504
|
441 |
|> sort_strings |> cat_lines))
|
blanchet@40250
|
442 |
end))
|
blanchet@35961
|
443 |
|
wenzelm@47823
|
444 |
val parse_query_bang = @{keyword "?"} || @{keyword "!"} || @{keyword "!!"}
|
blanchet@43647
|
445 |
val parse_key =
|
blanchet@45639
|
446 |
Scan.repeat1 (Parse.typ_group || parse_query_bang) >> implode_param
|
blanchet@43452
|
447 |
val parse_value =
|
blanchet@45639
|
448 |
Scan.repeat1 (Parse.xname || Parse.float_number || parse_query_bang)
|
wenzelm@47823
|
449 |
val parse_param = parse_key -- Scan.optional (@{keyword "="} |-- parse_value) []
|
wenzelm@36970
|
450 |
val parse_params = Scan.optional (Args.bracks (Parse.list parse_param)) []
|
blanchet@35963
|
451 |
val parse_fact_refs =
|
blanchet@39240
|
452 |
Scan.repeat1 (Scan.unless (Parse.name -- Args.colon) Parse_Spec.xthm)
|
blanchet@49308
|
453 |
val parse_fact_override_chunk =
|
blanchet@49307
|
454 |
(Args.add |-- Args.colon |-- parse_fact_refs >> add_fact_override)
|
blanchet@49307
|
455 |
|| (Args.del |-- Args.colon |-- parse_fact_refs >> del_fact_override)
|
blanchet@49307
|
456 |
|| (parse_fact_refs >> only_fact_override)
|
blanchet@49307
|
457 |
val parse_fact_override =
|
blanchet@49308
|
458 |
Scan.optional (Args.parens (Scan.repeat parse_fact_override_chunk
|
blanchet@49307
|
459 |
>> merge_fact_overrides))
|
blanchet@49307
|
460 |
no_fact_override
|
blanchet@35961
|
461 |
|
blanchet@35961
|
462 |
val _ =
|
wenzelm@47836
|
463 |
Outer_Syntax.improper_command @{command_spec "sledgehammer"}
|
wenzelm@47836
|
464 |
"search for first-order proof using automatic theorem provers"
|
wenzelm@47836
|
465 |
((Scan.optional Parse.short_ident runN -- parse_params
|
blanchet@49307
|
466 |
-- parse_fact_override -- Scan.option Parse.nat) #>> sledgehammer_trans)
|
blanchet@35961
|
467 |
val _ =
|
wenzelm@47836
|
468 |
Outer_Syntax.command @{command_spec "sledgehammer_params"}
|
wenzelm@47836
|
469 |
"set and display the default parameters for Sledgehammer"
|
wenzelm@47836
|
470 |
(parse_params #>> sledgehammer_params_trans)
|
blanchet@36394
|
471 |
|
blanchet@43861
|
472 |
fun try_sledgehammer auto state =
|
blanchet@43861
|
473 |
let
|
blanchet@43861
|
474 |
val ctxt = Proof.context_of state
|
blanchet@43862
|
475 |
val mode = if auto then Auto_Try else Try
|
blanchet@43861
|
476 |
val i = 1
|
blanchet@43861
|
477 |
in
|
blanchet@49307
|
478 |
run_sledgehammer (get_params mode ctxt []) mode i no_fact_override
|
blanchet@43861
|
479 |
(minimize_command [] i) state
|
blanchet@41175
|
480 |
end
|
blanchet@39564
|
481 |
|
blanchet@49407
|
482 |
val setup = Try.register_tool (sledgehammerN, (40, auto, try_sledgehammer))
|
blanchet@39564
|
483 |
|
blanchet@35866
|
484 |
end;
|