src/HOL/Tools/Sledgehammer/sledgehammer_commands.ML
author blanchet
Mon Feb 03 17:13:31 2014 +0100 (2014-02-03 ago)
changeset 55288 1a4358d14ce2
parent 55286 7bbbd9393ce0
child 55297 1dfcd49f5dcb
permissions -rw-r--r--
added 'smt' option to control generation of 'by smt' proofs
blanchet@55198
     1
(*  Title:      HOL/Tools/Sledgehammer/sledgehammer_commands.ML
blanchet@35866
     2
    Author:     Jasmin Blanchette, TU Muenchen
blanchet@35866
     3
blanchet@35866
     4
Adds "sledgehammer" and related commands to Isabelle/Isar's outer syntax.
blanchet@35866
     5
*)
blanchet@35866
     6
blanchet@55198
     7
signature SLEDGEHAMMER_COMMANDS =
blanchet@35963
     8
sig
blanchet@55201
     9
  type params = Sledgehammer_Prover.params
blanchet@35963
    10
blanchet@40059
    11
  val provers : string Unsynchronized.ref
blanchet@55205
    12
  val default_params : theory -> (string * string) list -> params
blanchet@35963
    13
end;
blanchet@35963
    14
blanchet@55198
    15
structure Sledgehammer_Commands : SLEDGEHAMMER_COMMANDS =
blanchet@35866
    16
struct
blanchet@35866
    17
blanchet@44784
    18
open ATP_Util
blanchet@38028
    19
open ATP_Systems
blanchet@46320
    20
open ATP_Problem_Generate
blanchet@46320
    21
open ATP_Proof_Reconstruct
blanchet@35971
    22
open Sledgehammer_Util
blanchet@48250
    23
open Sledgehammer_Fact
blanchet@55201
    24
open Sledgehammer_Prover
blanchet@55202
    25
open Sledgehammer_Prover_Minimize
blanchet@48381
    26
open Sledgehammer_MaSh
blanchet@55202
    27
open Sledgehammer
blanchet@35866
    28
blanchet@48433
    29
(* val cvc3N = "cvc3" *)
blanchet@48405
    30
val yicesN = "yices"
blanchet@48405
    31
val z3N = "z3"
blanchet@48405
    32
blanchet@43020
    33
val runN = "run"
blanchet@43020
    34
val minN = "min"
blanchet@43020
    35
val messagesN = "messages"
blanchet@43020
    36
val supported_proversN = "supported_provers"
blanchet@50719
    37
val kill_allN = "kill_all"
blanchet@43020
    38
val running_proversN = "running_provers"
blanchet@48319
    39
val running_learnersN = "running_learners"
blanchet@43020
    40
val refresh_tptpN = "refresh_tptp"
blanchet@48301
    41
blanchet@39318
    42
val _ =
wenzelm@52639
    43
  ProofGeneral.preference_option ProofGeneral.category_tracing
wenzelm@52017
    44
    NONE
wenzelm@52639
    45
    @{option auto_sledgehammer}
wenzelm@52017
    46
    "auto-sledgehammer"
wenzelm@52017
    47
    "Run Sledgehammer automatically"
blanchet@39318
    48
blanchet@36394
    49
(** Sledgehammer commands **)
blanchet@36394
    50
blanchet@48292
    51
fun add_fact_override ns : fact_override = {add = ns, del = [], only = false}
blanchet@48292
    52
fun del_fact_override ns : fact_override = {add = [], del = ns, only = false}
blanchet@48292
    53
fun only_fact_override ns : fact_override = {add = ns, del = [], only = true}
blanchet@48292
    54
fun merge_fact_override_pairwise (r1 : fact_override) (r2 : fact_override) =
blanchet@35966
    55
  {add = #add r1 @ #add r2, del = #del r1 @ #del r2,
blanchet@36183
    56
   only = #only r1 andalso #only r2}
blanchet@48292
    57
fun merge_fact_overrides rs =
blanchet@48292
    58
  fold merge_fact_override_pairwise rs (only_fact_override [])
blanchet@35965
    59
blanchet@36371
    60
(*** parameters ***)
blanchet@36371
    61
blanchet@40059
    62
val provers = Unsynchronized.ref ""
blanchet@36371
    63
blanchet@36371
    64
val _ =
wenzelm@52007
    65
  ProofGeneral.preference_string ProofGeneral.category_proof
wenzelm@52017
    66
    NONE
wenzelm@52007
    67
    provers
wenzelm@52007
    68
    "Sledgehammer: Provers"
wenzelm@52007
    69
    "Default automatic provers (separated by whitespace)"
blanchet@36371
    70
blanchet@36371
    71
val _ =
wenzelm@53057
    72
  ProofGeneral.preference_option ProofGeneral.category_proof
wenzelm@52017
    73
    NONE
wenzelm@53057
    74
    @{option sledgehammer_timeout}
wenzelm@52007
    75
    "Sledgehammer: Time Limit"
wenzelm@52007
    76
    "ATPs will be interrupted after this time (in seconds)"
blanchet@36371
    77
blanchet@35963
    78
type raw_param = string * string list
blanchet@35963
    79
blanchet@35963
    80
val default_default_params =
blanchet@41208
    81
  [("debug", "false"),
blanchet@35963
    82
   ("verbose", "false"),
blanchet@36143
    83
   ("overlord", "false"),
blanchet@53800
    84
   ("spy", "false"),
blanchet@41208
    85
   ("blocking", "false"),
blanchet@43626
    86
   ("type_enc", "smart"),
blanchet@46301
    87
   ("strict", "false"),
blanchet@45514
    88
   ("lam_trans", "smart"),
blanchet@46409
    89
   ("uncurried_aliases", "smart"),
blanchet@48321
    90
   ("learn", "true"),
blanchet@48314
    91
   ("fact_filter", "smart"),
blanchet@48314
    92
   ("max_facts", "smart"),
blanchet@48293
    93
   ("fact_thresholds", "0.45 0.85"),
blanchet@47962
    94
   ("max_mono_iters", "smart"),
blanchet@47962
    95
   ("max_new_mono_instances", "smart"),
blanchet@51190
    96
   ("isar_proofs", "smart"),
blanchet@55183
    97
   ("compress_isar", "10"),
blanchet@55183
    98
   ("try0_isar", "true"),
blanchet@55288
    99
   ("smt", "smart"),
blanchet@45706
   100
   ("slice", "true"),
blanchet@45707
   101
   ("minimize", "smart"),
blanchet@55277
   102
   ("preplay_timeout", "2")]
blanchet@35963
   103
blanchet@36140
   104
val alias_params =
blanchet@51138
   105
  [("prover", ("provers", [])), (* undocumented *)
blanchet@51189
   106
   ("dont_preplay", ("preplay_timeout", ["0"])),
blanchet@55183
   107
   ("dont_compress_isar", ("compress_isar", ["0"])),
blanchet@52093
   108
   ("isar_proof", ("isar_proofs", [])) (* legacy *)]
blanchet@36140
   109
val negated_alias_params =
blanchet@41208
   110
  [("no_debug", "debug"),
blanchet@35963
   111
   ("quiet", "verbose"),
blanchet@36143
   112
   ("no_overlord", "overlord"),
blanchet@53800
   113
   ("dont_spy", "spy"),
blanchet@41208
   114
   ("non_blocking", "blocking"),
blanchet@46301
   115
   ("non_strict", "strict"),
blanchet@46409
   116
   ("no_uncurried_aliases", "uncurried_aliases"),
blanchet@48321
   117
   ("dont_learn", "learn"),
blanchet@49918
   118
   ("no_isar_proofs", "isar_proofs"),
blanchet@45707
   119
   ("dont_slice", "slice"),
smolkas@51879
   120
   ("dont_minimize", "minimize"),
blanchet@55288
   121
   ("dont_try0_isar", "try0_isar"),
blanchet@55288
   122
   ("no_smt", "smt")]
blanchet@35963
   123
blanchet@53758
   124
val params_not_for_minimize =
blanchet@54816
   125
  ["blocking", "fact_filter", "max_facts", "fact_thresholds", "slice", "minimize"];
blanchet@36281
   126
blanchet@43569
   127
val property_dependent_params = ["provers", "timeout"]
blanchet@35866
   128
blanchet@35963
   129
fun is_known_raw_param s =
blanchet@35963
   130
  AList.defined (op =) default_default_params s orelse
blanchet@36140
   131
  AList.defined (op =) alias_params s orelse
blanchet@36140
   132
  AList.defined (op =) negated_alias_params s orelse
blanchet@38985
   133
  member (op =) property_dependent_params s orelse s = "expect"
blanchet@35963
   134
blanchet@41258
   135
fun is_prover_list ctxt s =
blanchet@55286
   136
  (case space_explode " " s of
blanchet@41727
   137
    ss as _ :: _ => forall (is_prover_supported ctxt) ss
blanchet@55286
   138
  | _ => false)
blanchet@41258
   139
blanchet@36140
   140
fun unalias_raw_param (name, value) =
blanchet@55286
   141
  (case AList.lookup (op =) alias_params name of
blanchet@47037
   142
    SOME (name', []) => (name', value)
blanchet@47037
   143
  | SOME (param' as (name', _)) =>
blanchet@47037
   144
    if value <> ["false"] then
blanchet@47037
   145
      param'
blanchet@47037
   146
    else
blanchet@47037
   147
      error ("Parameter " ^ quote name ^ " cannot be set to \"false\" \
blanchet@47037
   148
             \(cf. " ^ quote name' ^ ").")
blanchet@36140
   149
  | NONE =>
blanchet@55286
   150
    (case AList.lookup (op =) negated_alias_params name of
blanchet@55286
   151
      SOME name' => (name',
blanchet@55286
   152
        (case value of
blanchet@55286
   153
          ["false"] => ["true"]
blanchet@55286
   154
        | ["true"] => ["false"]
blanchet@55286
   155
        | [] => ["false"]
blanchet@55286
   156
        | _ => value))
blanchet@55286
   157
    | NONE => (name, value)))
blanchet@35963
   158
blanchet@52031
   159
val any_type_enc = type_enc_of_string Strict "erased"
blanchet@45514
   160
blanchet@48397
   161
(* "provers =", "type_enc =", "lam_trans =", "fact_filter =", and "max_facts ="
blanchet@48397
   162
   can be omitted. For the last four, this is a secret feature. *)
blanchet@44720
   163
fun normalize_raw_param ctxt =
blanchet@44720
   164
  unalias_raw_param
blanchet@44720
   165
  #> (fn (name, value) =>
blanchet@44720
   166
         if is_known_raw_param name then
blanchet@44720
   167
           (name, value)
blanchet@48533
   168
         else if null value then
blanchet@48533
   169
           if is_prover_list ctxt name then
blanchet@48533
   170
             ("provers", [name])
blanchet@52031
   171
           else if can (type_enc_of_string Strict) name then
blanchet@48533
   172
             ("type_enc", [name])
blanchet@52031
   173
           else if can (trans_lams_of_string ctxt any_type_enc) name then
blanchet@48533
   174
             ("lam_trans", [name])
blanchet@48533
   175
           else if member (op =) fact_filters name then
blanchet@48533
   176
             ("fact_filter", [name])
blanchet@48533
   177
           else if is_some (Int.fromString name) then
blanchet@48533
   178
             ("max_facts", [name])
blanchet@48533
   179
           else
blanchet@48533
   180
             error ("Unknown parameter: " ^ quote name ^ ".")
blanchet@48400
   181
         else
blanchet@48400
   182
           error ("Unknown parameter: " ^ quote name ^ "."))
blanchet@44720
   183
blanchet@46435
   184
(* Ensures that type encodings such as "mono_native?" and "poly_guards!!" are
blanchet@44785
   185
   read correctly. *)
blanchet@44784
   186
val implode_param = strip_spaces_except_between_idents o space_implode " "
blanchet@43009
   187
blanchet@54059
   188
(* FIXME: use "Generic_Data" *)
wenzelm@41472
   189
structure Data = Theory_Data
wenzelm@41472
   190
(
blanchet@35963
   191
  type T = raw_param list
blanchet@54546
   192
  val empty = default_default_params |> map (apsnd single)
blanchet@35963
   193
  val extend = I
wenzelm@41472
   194
  fun merge data : T = AList.merge (op =) (K true) data
wenzelm@41472
   195
)
blanchet@35866
   196
blanchet@40059
   197
(* The first ATP of the list is used by Auto Sledgehammer. Because of the low
blanchet@48405
   198
   timeout, it makes sense to put E first. *)
blanchet@55205
   199
fun default_provers_param_value mode thy =
blanchet@54059
   200
  [eN, spassN, z3N, vampireN, e_sineN, yicesN]
blanchet@55205
   201
  |> map_filter (remotify_atp_if_not_installed thy)
blanchet@54059
   202
  (* In "try" mode, leave at least one thread to another slow tool (e.g. Nitpick) *)
blanchet@54059
   203
  |> take (Multithreading.max_threads_value () - (if mode = Try then 1 else 0))
blanchet@42776
   204
  |> implode_param
blanchet@40059
   205
blanchet@44720
   206
fun set_default_raw_param param thy =
blanchet@44720
   207
  let val ctxt = Proof_Context.init_global thy in
blanchet@44720
   208
    thy |> Data.map (AList.update (op =) (normalize_raw_param ctxt param))
blanchet@44720
   209
  end
blanchet@54059
   210
blanchet@55205
   211
fun default_raw_params mode thy =
blanchet@55205
   212
  Data.get thy
blanchet@55205
   213
  |> fold (AList.default (op =))
blanchet@55205
   214
       [("provers", [(case !provers of "" => default_provers_param_value mode thy | s => s)]),
blanchet@55205
   215
        ("timeout",
blanchet@55205
   216
         let val timeout = Options.default_int @{option sledgehammer_timeout} in
blanchet@55205
   217
           [if timeout <= 0 then "none" else string_of_int timeout]
blanchet@55205
   218
         end)]
blanchet@35963
   219
blanchet@43021
   220
fun extract_params mode default_params override_params =
blanchet@35963
   221
  let
blanchet@35963
   222
    val raw_params = rev override_params @ rev default_params
blanchet@42776
   223
    val lookup = Option.map implode_param o AList.lookup (op =) raw_params
blanchet@35963
   224
    val lookup_string = the_default "" o lookup
blanchet@35963
   225
    fun general_lookup_bool option default_value name =
blanchet@54816
   226
      (case lookup name of
blanchet@35970
   227
        SOME s => parse_bool_option option name s
blanchet@54816
   228
      | NONE => default_value)
blanchet@35963
   229
    val lookup_bool = the o general_lookup_bool false (SOME false)
blanchet@35963
   230
    fun lookup_time name =
blanchet@54816
   231
      (case lookup name of
blanchet@54816
   232
        SOME s => parse_time name s
blanchet@54816
   233
      | NONE => Time.zeroTime)
blanchet@35966
   234
    fun lookup_int name =
blanchet@54816
   235
      (case lookup name of
blanchet@35966
   236
        NONE => 0
blanchet@54816
   237
      | SOME s =>
blanchet@54816
   238
        (case Int.fromString s of
blanchet@54816
   239
          SOME n => n
blanchet@54816
   240
        | NONE => error ("Parameter " ^ quote name ^ " must be assigned an integer value.")))
blanchet@49918
   241
    fun lookup_real name =
blanchet@54816
   242
      (case lookup name of
blanchet@49918
   243
        NONE => 0.0
blanchet@54816
   244
      | SOME s =>
blanchet@54816
   245
        (case Real.fromString s of
blanchet@54816
   246
          SOME n => n
blanchet@54816
   247
        | NONE => error ("Parameter " ^ quote name ^ " must be assigned a real value.")))
blanchet@40343
   248
    fun lookup_real_pair name =
blanchet@54816
   249
      (case lookup name of
blanchet@40343
   250
        NONE => (0.0, 0.0)
blanchet@54816
   251
      | SOME s =>
blanchet@54816
   252
        (case s |> space_explode " " |> map Real.fromString of
blanchet@54816
   253
          [SOME r1, SOME r2] => (r1, r2)
blanchet@54816
   254
        | _ => error ("Parameter " ^ quote name ^ " must be assigned a pair of floating-point \
blanchet@54816
   255
                 \values (e.g., \"0.6 0.95\")")))
blanchet@43064
   256
    fun lookup_option lookup' name =
blanchet@54816
   257
      (case lookup name of
blanchet@38589
   258
        SOME "smart" => NONE
blanchet@54816
   259
      | _ => SOME (lookup' name))
blanchet@43021
   260
    val debug = mode <> Auto_Try andalso lookup_bool "debug"
blanchet@43021
   261
    val verbose = debug orelse (mode <> Auto_Try andalso lookup_bool "verbose")
blanchet@36143
   262
    val overlord = lookup_bool "overlord"
blanchet@54546
   263
    val spy = getenv "SLEDGEHAMMER_SPY" = "yes" orelse lookup_bool "spy"
blanchet@42995
   264
    val blocking =
blanchet@43021
   265
      Isabelle_Process.is_active () orelse mode <> Normal orelse debug orelse
blanchet@42995
   266
      lookup_bool "blocking"
blanchet@40059
   267
    val provers = lookup_string "provers" |> space_explode " "
blanchet@43021
   268
                  |> mode = Auto_Try ? single o hd
blanchet@43626
   269
    val type_enc =
blanchet@43021
   270
      if mode = Auto_Try then
blanchet@43569
   271
        NONE
blanchet@55286
   272
      else
blanchet@55286
   273
        (case lookup_string "type_enc" of
blanchet@55286
   274
          "smart" => NONE
blanchet@55286
   275
        | s => (type_enc_of_string Strict s; SOME s))
blanchet@46301
   276
    val strict = mode = Auto_Try orelse lookup_bool "strict"
blanchet@45520
   277
    val lam_trans = lookup_option lookup_string "lam_trans"
blanchet@46409
   278
    val uncurried_aliases = lookup_option lookup_bool "uncurried_aliases"
blanchet@48321
   279
    val learn = lookup_bool "learn"
blanchet@54113
   280
    val fact_filter =
blanchet@54113
   281
      lookup_option lookup_string "fact_filter"
blanchet@54113
   282
      |> mode = Auto_Try ? (fn NONE => SOME mepoN | sf => sf)
blanchet@48314
   283
    val max_facts = lookup_option lookup_int "max_facts"
blanchet@48293
   284
    val fact_thresholds = lookup_real_pair "fact_thresholds"
blanchet@47962
   285
    val max_mono_iters = lookup_option lookup_int "max_mono_iters"
blanchet@47962
   286
    val max_new_mono_instances =
blanchet@47962
   287
      lookup_option lookup_int "max_new_mono_instances"
blanchet@51190
   288
    val isar_proofs = lookup_option lookup_bool "isar_proofs"
blanchet@55183
   289
    val compress_isar = Real.max (1.0, lookup_real "compress_isar")
blanchet@55183
   290
    val try0_isar = lookup_bool "try0_isar"
blanchet@55288
   291
    val smt = lookup_option lookup_bool "smt"
blanchet@45706
   292
    val slice = mode <> Auto_Try andalso lookup_bool "slice"
blanchet@54113
   293
    val minimize = if mode = Auto_Try then NONE else lookup_option lookup_bool "minimize"
blanchet@54816
   294
    val timeout = lookup_time "timeout"
blanchet@54816
   295
    val preplay_timeout = if mode = Auto_Try then Time.zeroTime else lookup_time "preplay_timeout"
blanchet@38985
   296
    val expect = lookup_string "expect"
blanchet@35963
   297
  in
blanchet@53800
   298
    {debug = debug, verbose = verbose, overlord = overlord, spy = spy, blocking = blocking,
blanchet@53800
   299
     provers = provers, type_enc = type_enc, strict = strict, lam_trans = lam_trans,
blanchet@53800
   300
     uncurried_aliases = uncurried_aliases, learn = learn, fact_filter = fact_filter,
blanchet@53800
   301
     max_facts = max_facts, fact_thresholds = fact_thresholds, max_mono_iters = max_mono_iters,
blanchet@49918
   302
     max_new_mono_instances = max_new_mono_instances, isar_proofs = isar_proofs,
blanchet@55288
   303
     compress_isar = compress_isar, try0_isar = try0_isar, smt = smt, slice = slice,
blanchet@55288
   304
     minimize = minimize, timeout = timeout, preplay_timeout = preplay_timeout, expect = expect}
blanchet@35963
   305
  end
blanchet@35866
   306
blanchet@54059
   307
fun get_params mode = extract_params mode o default_raw_params mode
blanchet@43021
   308
fun default_params thy = get_params Normal thy o map (apsnd single)
blanchet@35866
   309
blanchet@36373
   310
(* Sledgehammer the given subgoal *)
blanchet@36373
   311
blanchet@45519
   312
val default_minimize_prover = metisN
blanchet@43051
   313
blanchet@44720
   314
fun is_raw_param_relevant_for_minimize (name, _) =
blanchet@53758
   315
  not (member (op =) params_not_for_minimize name)
blanchet@51998
   316
fun string_of_raw_param (key, values) =
blanchet@42776
   317
  key ^ (case implode_param values of "" => "" | value => " = " ^ value)
blanchet@51998
   318
fun nice_string_of_raw_param (p as (key, ["false"])) =
blanchet@50748
   319
    (case AList.find (op =) negated_alias_params key of
blanchet@50748
   320
       [neg] => neg
blanchet@51998
   321
     | _ => string_of_raw_param p)
blanchet@51998
   322
  | nice_string_of_raw_param p = string_of_raw_param p
blanchet@36281
   323
blanchet@45520
   324
fun minimize_command override_params i more_override_params prover_name
blanchet@45520
   325
                     fact_names =
blanchet@43057
   326
  let
blanchet@43057
   327
    val params =
blanchet@45520
   328
      (override_params
blanchet@45520
   329
       |> filter_out (AList.defined (op =) more_override_params o fst)) @
blanchet@45520
   330
      more_override_params
blanchet@43057
   331
      |> filter is_raw_param_relevant_for_minimize
blanchet@51998
   332
      |> map nice_string_of_raw_param
blanchet@43057
   333
      |> (if prover_name = default_minimize_prover then I else cons prover_name)
blanchet@43057
   334
      |> space_implode ", "
blanchet@43057
   335
  in
blanchet@48392
   336
    sledgehammerN ^ " " ^ minN ^
blanchet@43057
   337
    (if params = "" then "" else enclose " [" "]" params) ^
blanchet@43057
   338
    " (" ^ space_implode " " fact_names ^ ")" ^
blanchet@43057
   339
    (if i = 1 then "" else " " ^ string_of_int i)
blanchet@43057
   340
  end
blanchet@36281
   341
blanchet@50604
   342
val default_learn_prover_timeout = 2.0
blanchet@48392
   343
blanchet@48292
   344
fun hammer_away override_params subcommand opt_i fact_override state =
blanchet@35963
   345
  let
blanchet@55205
   346
    val thy = Proof.theory_of state
blanchet@40069
   347
    val ctxt = Proof.context_of state
blanchet@55205
   348
blanchet@44720
   349
    val override_params = override_params |> map (normalize_raw_param ctxt)
blanchet@50052
   350
    val _ = Isabelle_System.mkdir (Path.explode (getenv "ISABELLE_TMP"))
blanchet@35965
   351
  in
blanchet@35965
   352
    if subcommand = runN then
blanchet@36281
   353
      let val i = the_default 1 opt_i in
blanchet@55205
   354
        run_sledgehammer (get_params Normal thy override_params) Normal NONE i fact_override
blanchet@55205
   355
          (minimize_command override_params i) state
blanchet@39318
   356
        |> K ()
blanchet@36281
   357
      end
blanchet@43008
   358
    else if subcommand = minN then
blanchet@48384
   359
      let
blanchet@48395
   360
        val ctxt = ctxt |> Config.put instantiate_inducts false
blanchet@48384
   361
        val i = the_default 1 opt_i
blanchet@48400
   362
        val params =
blanchet@55205
   363
          get_params Minimize thy (("provers", [default_minimize_prover]) :: override_params)
blanchet@48384
   364
        val goal = prop_of (#goal (Proof.goal state))
blanchet@48384
   365
        val facts = nearly_all_facts ctxt false fact_override Symtab.empty
blanchet@48384
   366
                                     Termtab.empty [] [] goal
blanchet@54503
   367
        val learn = mash_learn_proof ctxt params goal facts
blanchet@48399
   368
      in run_minimize params learn i (#add fact_override) state end
blanchet@35965
   369
    else if subcommand = messagesN then
blanchet@35965
   370
      messages opt_i
blanchet@41727
   371
    else if subcommand = supported_proversN then
blanchet@41727
   372
      supported_provers ctxt
blanchet@50719
   373
    else if subcommand = kill_allN then
blanchet@53148
   374
      (kill_provers ();
blanchet@55205
   375
       kill_learners ctxt (get_params Normal thy override_params))
blanchet@48319
   376
    else if subcommand = running_proversN then
blanchet@48319
   377
      running_provers ()
blanchet@48383
   378
    else if subcommand = unlearnN then
blanchet@55205
   379
      mash_unlearn ctxt (get_params Normal thy override_params)
blanchet@50484
   380
    else if subcommand = learn_isarN orelse subcommand = learn_proverN orelse
blanchet@50484
   381
            subcommand = relearn_isarN orelse subcommand = relearn_proverN then
blanchet@50484
   382
      (if subcommand = relearn_isarN orelse subcommand = relearn_proverN then
blanchet@55205
   383
         mash_unlearn ctxt (get_params Normal thy override_params)
blanchet@48392
   384
       else
blanchet@48392
   385
         ();
blanchet@50484
   386
       mash_learn ctxt
blanchet@54129
   387
           (* TODO: Use MaSh mode instead and have the special defaults hardcoded in "get_params" *)
blanchet@55205
   388
           (get_params Normal thy
blanchet@55205
   389
                ([("timeout", [string_of_real default_learn_prover_timeout]),
blanchet@50484
   390
                  ("slice", ["false"])] @
blanchet@50484
   391
                 override_params @
blanchet@50484
   392
                 [("minimize", ["true"]),
blanchet@50484
   393
                  ("preplay_timeout", ["0"])]))
blanchet@50484
   394
           fact_override (#facts (Proof.goal state))
blanchet@50484
   395
           (subcommand = learn_proverN orelse subcommand = relearn_proverN))
blanchet@48319
   396
    else if subcommand = running_learnersN then
blanchet@48319
   397
      running_learners ()
blanchet@35965
   398
    else if subcommand = refresh_tptpN then
blanchet@35965
   399
      refresh_systems_on_tptp ()
blanchet@35965
   400
    else
blanchet@35965
   401
      error ("Unknown subcommand: " ^ quote subcommand ^ ".")
blanchet@35965
   402
  end
blanchet@35963
   403
blanchet@48292
   404
fun sledgehammer_trans (((subcommand, params), fact_override), opt_i) =
wenzelm@51557
   405
  Toplevel.unknown_proof o
blanchet@48292
   406
  Toplevel.keep (hammer_away params subcommand opt_i fact_override
blanchet@35966
   407
                 o Toplevel.proof_of)
blanchet@35963
   408
blanchet@51998
   409
fun string_of_raw_param (name, value) = name ^ " = " ^ implode_param value
blanchet@35963
   410
blanchet@35965
   411
fun sledgehammer_params_trans params =
blanchet@35963
   412
  Toplevel.theory
blanchet@55205
   413
    (fold set_default_raw_param params
blanchet@55205
   414
     #> tap (fn thy =>
blanchet@55205
   415
          writeln ("Default parameters for Sledgehammer:\n" ^
blanchet@55205
   416
            (case rev (default_raw_params Normal thy) of
blanchet@55205
   417
              [] => "none"
blanchet@55205
   418
            | params => params |> map string_of_raw_param |> sort_strings |> cat_lines))))
blanchet@35963
   419
wenzelm@46949
   420
val parse_query_bang = @{keyword "?"} || @{keyword "!"} || @{keyword "!!"}
blanchet@42776
   421
val parse_key =
blanchet@44768
   422
  Scan.repeat1 (Parse.typ_group || parse_query_bang) >> implode_param
blanchet@42581
   423
val parse_value =
blanchet@44768
   424
  Scan.repeat1 (Parse.xname || Parse.float_number || parse_query_bang)
wenzelm@46949
   425
val parse_param = parse_key -- Scan.optional (@{keyword "="} |-- parse_value) []
wenzelm@36960
   426
val parse_params = Scan.optional (Args.bracks (Parse.list parse_param)) []
blanchet@35965
   427
val parse_fact_refs =
blanchet@38996
   428
  Scan.repeat1 (Scan.unless (Parse.name -- Args.colon) Parse_Spec.xthm)
blanchet@48293
   429
val parse_fact_override_chunk =
blanchet@48292
   430
  (Args.add |-- Args.colon |-- parse_fact_refs >> add_fact_override)
blanchet@48292
   431
  || (Args.del |-- Args.colon |-- parse_fact_refs >> del_fact_override)
blanchet@48292
   432
  || (parse_fact_refs >> only_fact_override)
blanchet@48292
   433
val parse_fact_override =
blanchet@48293
   434
  Scan.optional (Args.parens (Scan.repeat parse_fact_override_chunk
blanchet@48292
   435
                              >> merge_fact_overrides))
blanchet@48292
   436
                no_fact_override
blanchet@35963
   437
blanchet@35963
   438
val _ =
wenzelm@46961
   439
  Outer_Syntax.improper_command @{command_spec "sledgehammer"}
wenzelm@46961
   440
    "search for first-order proof using automatic theorem provers"
wenzelm@46961
   441
    ((Scan.optional Parse.short_ident runN -- parse_params
blanchet@48292
   442
      -- parse_fact_override -- Scan.option Parse.nat) #>> sledgehammer_trans)
blanchet@35963
   443
val _ =
wenzelm@46961
   444
  Outer_Syntax.command @{command_spec "sledgehammer_params"}
wenzelm@46961
   445
    "set and display the default parameters for Sledgehammer"
wenzelm@46961
   446
    (parse_params #>> sledgehammer_params_trans)
blanchet@36394
   447
blanchet@43020
   448
fun try_sledgehammer auto state =
blanchet@43020
   449
  let
blanchet@55205
   450
    val thy = Proof.theory_of state
blanchet@43021
   451
    val mode = if auto then Auto_Try else Try
blanchet@43020
   452
    val i = 1
blanchet@43020
   453
  in
blanchet@55205
   454
    run_sledgehammer (get_params mode thy []) mode NONE i no_fact_override (minimize_command [] i)
blanchet@55205
   455
      state
blanchet@40931
   456
  end
blanchet@39318
   457
wenzelm@52641
   458
val _ = Try.tool_setup (sledgehammerN, (40, @{option auto_sledgehammer}, try_sledgehammer))
blanchet@39318
   459
wenzelm@52908
   460
val _ =
wenzelm@52982
   461
  Query_Operation.register sledgehammerN (fn {state = st, args, output_result} =>
wenzelm@52982
   462
    (case try Toplevel.proof_of st of
wenzelm@52982
   463
      SOME state =>
wenzelm@52982
   464
        let
blanchet@55205
   465
          val thy = Proof.theory_of state
wenzelm@52982
   466
          val ctxt = Proof.context_of state
blanchet@55205
   467
          val [provers_arg, isar_proofs_arg] = args
wenzelm@52908
   468
wenzelm@52982
   469
          val override_params =
wenzelm@53053
   470
            ((if provers_arg = "" then [] else [("provers", space_explode " " provers_arg)]) @
wenzelm@53057
   471
              [("isar_proofs", [isar_proofs_arg]),
wenzelm@53053
   472
               ("blocking", ["true"]),
wenzelm@53053
   473
               ("minimize", ["true"]),
wenzelm@53053
   474
               ("debug", ["false"]),
wenzelm@53053
   475
               ("verbose", ["false"]),
wenzelm@53053
   476
               ("overlord", ["false"])])
wenzelm@52982
   477
            |> map (normalize_raw_param ctxt)
blanchet@55205
   478
blanchet@55205
   479
          val _ = run_sledgehammer (get_params Normal thy override_params) Normal
blanchet@55205
   480
            (SOME output_result) 1 no_fact_override (minimize_command override_params 1) state
wenzelm@52982
   481
        in () end
wenzelm@53055
   482
    | NONE => error "Unknown proof context"))
wenzelm@53055
   483
wenzelm@53055
   484
val _ = Session.protocol_handler "isabelle.Sledgehammer_Params$Handler"
wenzelm@53055
   485
wenzelm@53055
   486
val _ = Isabelle_Process.protocol_command "Sledgehammer.provers"
wenzelm@53055
   487
  (fn [] =>
wenzelm@53055
   488
    let
blanchet@55205
   489
      val this_thy = @{theory}
blanchet@55205
   490
      val provers = space_implode " " (#provers (default_params this_thy []))
wenzelm@53055
   491
    in Output.protocol_message Markup.sledgehammer_provers provers end)
wenzelm@52908
   492
blanchet@35866
   493
end;