author | blanchet |
Wed, 03 Nov 2010 22:26:53 +0100 | |
changeset 40341 | 03156257040f |
parent 40181 | 3788b7adab36 |
child 40343 | 4521d56aef63 |
permissions | -rw-r--r-- |
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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.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 full_types : bool 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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||
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structure Sledgehammer_Isar : SLEDGEHAMMER_ISAR = |
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struct |
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open ATP_Systems |
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open Sledgehammer_Util |
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open Sledgehammer |
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open Sledgehammer_Minimize |
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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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val no_relevance_override = {add = [], del = [], only = false} |
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fun add_relevance_override ns : relevance_override = |
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{add = ns, del = [], only = false} |
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fun del_relevance_override ns : relevance_override = |
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{add = [], del = ns, only = false} |
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fun only_relevance_override ns : relevance_override = |
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{add = ns, del = [], only = true} |
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fun merge_relevance_override_pairwise (r1 : relevance_override) |
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(r2 : relevance_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_relevance_overrides rs = |
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fold merge_relevance_override_pairwise rs (only_relevance_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 full_types = Unsynchronized.ref false |
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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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val _ = |
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ProofGeneralPgip.add_preference Preferences.category_proof |
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(Preferences.bool_pref full_types |
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"Sledgehammer: Full Types" "ATPs will use full type information") |
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type raw_param = string * string list |
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val default_default_params = |
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[("blocking", "false"), |
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("debug", "false"), |
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("verbose", "false"), |
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("overlord", "false"), |
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("explicit_apply", "false"), |
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("relevance_thresholds", "45 85"), |
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("max_relevant", "smart"), |
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("isar_proof", "false"), |
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("isar_shrink_factor", "1")] |
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val alias_params = |
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[("prover", "provers"), |
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("atps", "provers"), (* FIXME: legacy *) |
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("atp", "provers")] (* FIXME: legacy *) |
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val negated_alias_params = |
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[("non_blocking", "blocking"), |
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("no_debug", "debug"), |
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("quiet", "verbose"), |
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("no_overlord", "overlord"), |
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("partial_types", "full_types"), |
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("implicit_apply", "explicit_apply"), |
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("no_isar_proof", "isar_proof")] |
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val params_for_minimize = |
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["debug", "verbose", "overlord", "full_types", "isar_proof", |
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"isar_shrink_factor", "timeout"] |
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val property_dependent_params = ["provers", "full_types", "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 check_raw_param (s, _) = |
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if is_known_raw_param s then () |
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else error ("Unknown parameter: " ^ quote s ^ ".") |
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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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| 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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structure Data = Theory_Data( |
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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 p : T = AList.merge (op =) (K true) p) |
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fun remotify_prover_if_available_and_not_already_remote thy 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_available thy 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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let val thy = ProofContext.theory_of ctxt in |
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if is_prover_available thy 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_available_and_not_already_remote thy name |
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end |
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fun avoid_too_many_local_threads _ _ [] = [] |
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| avoid_too_many_local_threads thy 0 provers = |
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map_filter (remotify_prover_if_available_and_not_already_remote thy) provers |
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| avoid_too_many_local_threads thy n (prover :: provers) = |
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let val n = if String.isPrefix remote_prefix prover then n else n - 1 in |
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prover :: avoid_too_many_local_threads thy n provers |
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155 |
end |
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156 |
|
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fun num_processors () = try Thread.numProcessors () |> the_default 1 |
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158 |
|
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159 |
(* The first ATP of the list is used by Auto Sledgehammer. Because of the low |
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160 |
timeout, it makes sense to put SPASS first. *) |
40069 | 161 |
fun default_provers_param_value ctxt = |
162 |
let val thy = ProofContext.theory_of ctxt in |
|
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[spassN, eN, vampireN, sine_eN (* FIXME: , smtN *)] |
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|> map_filter (remotify_prover_if_not_installed ctxt) |
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|> avoid_too_many_local_threads thy (num_processors ()) |
40069 | 166 |
|> space_implode " " |
167 |
end |
|
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168 |
|
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169 |
val set_default_raw_param = Data.map o AList.update (op =) o unalias_raw_param |
40069 | 170 |
fun default_raw_params ctxt = |
171 |
let val thy = ProofContext.theory_of ctxt in |
|
172 |
Data.get thy |
|
173 |
|> fold (AList.default (op =)) |
|
174 |
[("provers", [case !provers of |
|
175 |
"" => default_provers_param_value ctxt |
|
176 |
| s => s]), |
|
177 |
("full_types", [if !full_types then "true" else "false"]), |
|
178 |
("timeout", let val timeout = !timeout in |
|
179 |
[if timeout <= 0 then "none" |
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180 |
else string_of_int timeout] |
40069 | 181 |
end)] |
182 |
end |
|
35963 | 183 |
|
184 |
val infinity_time_in_secs = 60 * 60 * 24 * 365 |
|
185 |
val the_timeout = the_default (Time.fromSeconds infinity_time_in_secs) |
|
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186 |
|
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fun extract_params auto default_params override_params = |
35963 | 188 |
let |
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189 |
val override_params = map unalias_raw_param override_params |
35963 | 190 |
val raw_params = rev override_params @ rev default_params |
191 |
val lookup = Option.map (space_implode " ") o AList.lookup (op =) raw_params |
|
192 |
val lookup_string = the_default "" o lookup |
|
193 |
fun general_lookup_bool option default_value name = |
|
194 |
case lookup name of |
|
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SOME s => parse_bool_option option name s |
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| NONE => default_value |
197 |
val lookup_bool = the o general_lookup_bool false (SOME false) |
|
198 |
fun lookup_time name = |
|
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case lookup name of |
200 |
SOME s => parse_time_option name s |
|
201 |
| NONE => NONE |
|
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fun lookup_int name = |
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case lookup name of |
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204 |
NONE => 0 |
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205 |
| SOME s => case Int.fromString s of |
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SOME n => n |
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| NONE => error ("Parameter " ^ quote name ^ |
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208 |
" must be assigned an integer value.") |
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|
209 |
fun lookup_int_pair name = |
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210 |
case lookup name of |
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211 |
NONE => (0, 0) |
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212 |
| SOME s => case s |> space_explode " " |> map Int.fromString of |
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213 |
[SOME n1, SOME n2] => (n1, n2) |
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| _ => error ("Parameter " ^ quote name ^ |
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215 |
"must be assigned a pair of integer values \ |
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216 |
\(e.g., \"60 95\")") |
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217 |
fun lookup_int_option name = |
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218 |
case lookup name of |
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SOME "smart" => NONE |
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220 |
| _ => SOME (lookup_int name) |
39318 | 221 |
val blocking = auto orelse lookup_bool "blocking" |
222 |
val debug = not auto andalso lookup_bool "debug" |
|
223 |
val verbose = debug orelse (not auto andalso lookup_bool "verbose") |
|
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|
224 |
val overlord = lookup_bool "overlord" |
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val provers = lookup_string "provers" |> space_explode " " |
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226 |
|> auto ? single o hd |
35963 | 227 |
val full_types = lookup_bool "full_types" |
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|
228 |
val explicit_apply = lookup_bool "explicit_apply" |
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|
229 |
val relevance_thresholds = |
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|
230 |
lookup_int_pair "relevance_thresholds" |
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|
231 |
|> pairself (fn n => 0.01 * Real.fromInt n) |
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|
232 |
val max_relevant = lookup_int_option "max_relevant" |
35963 | 233 |
val isar_proof = lookup_bool "isar_proof" |
36924 | 234 |
val isar_shrink_factor = Int.max (1, lookup_int "isar_shrink_factor") |
39318 | 235 |
val timeout = (if auto then NONE else lookup_time "timeout") |> the_timeout |
38985
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|
236 |
val expect = lookup_string "expect" |
35963 | 237 |
in |
38982
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|
238 |
{blocking = blocking, debug = debug, verbose = verbose, overlord = overlord, |
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|
239 |
provers = provers, full_types = full_types, |
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|
240 |
explicit_apply = explicit_apply, |
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|
241 |
relevance_thresholds = relevance_thresholds, max_relevant = max_relevant, |
38997 | 242 |
isar_proof = isar_proof, isar_shrink_factor = isar_shrink_factor, |
243 |
timeout = timeout, expect = expect} |
|
35963 | 244 |
end |
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|
245 |
|
40069 | 246 |
fun get_params auto ctxt = extract_params auto (default_raw_params ctxt) |
39318 | 247 |
fun default_params thy = get_params false thy o map (apsnd single) |
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|
248 |
|
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|
249 |
(* Sledgehammer the given subgoal *) |
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|
250 |
|
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|
251 |
val sledgehammerN = "sledgehammer" |
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|
252 |
val sledgehammer_paramsN = "sledgehammer_params" |
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|
253 |
|
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|
254 |
val runN = "run" |
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|
255 |
val minimizeN = "minimize" |
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|
256 |
val messagesN = "messages" |
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|
257 |
val available_proversN = "available_provers" |
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|
258 |
val running_proversN = "running_provers" |
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|
259 |
val kill_proversN = "kill_provers" |
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|
260 |
val refresh_tptpN = "refresh_tptp" |
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|
261 |
|
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|
262 |
val is_raw_param_relevant_for_minimize = |
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|
263 |
member (op =) params_for_minimize o fst o unalias_raw_param |
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|
264 |
fun string_for_raw_param (key, values) = |
36481
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|
265 |
key ^ (case space_implode " " values of "" => "" | value => " = " ^ value) |
36281
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|
266 |
|
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|
267 |
fun minimize_command override_params i prover_name fact_names = |
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|
268 |
sledgehammerN ^ " " ^ minimizeN ^ " [prover = " ^ prover_name ^ |
36281
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|
269 |
(override_params |> filter is_raw_param_relevant_for_minimize |
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|
270 |
|> implode o map (prefix ", " o string_for_raw_param)) ^ |
37171
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|
271 |
"] (" ^ space_implode " " fact_names ^ ")" ^ |
36281
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|
272 |
(if i = 1 then "" else " " ^ string_of_int i) |
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|
273 |
|
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|
274 |
fun hammer_away override_params subcommand opt_i relevance_override state = |
35963 | 275 |
let |
40069 | 276 |
val ctxt = Proof.context_of state |
35963 | 277 |
val thy = Proof.theory_of state |
36481
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|
278 |
val _ = app check_raw_param override_params |
35965
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|
279 |
in |
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|
280 |
if subcommand = runN then |
36281
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|
281 |
let val i = the_default 1 opt_i in |
40069 | 282 |
run_sledgehammer (get_params false ctxt override_params) false i |
39318 | 283 |
relevance_override (minimize_command override_params i) |
284 |
state |
|
285 |
|> K () |
|
36281
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|
286 |
end |
35965
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|
287 |
else if subcommand = minimizeN then |
40069 | 288 |
run_minimize (get_params false ctxt override_params) (the_default 1 opt_i) |
38590
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|
289 |
(#add relevance_override) state |
35965
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|
290 |
else if subcommand = messagesN then |
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|
291 |
messages opt_i |
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|
292 |
else if subcommand = available_proversN then |
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|
293 |
available_provers thy |
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|
294 |
else if subcommand = running_proversN then |
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|
295 |
running_provers () |
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|
296 |
else if subcommand = kill_proversN then |
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|
297 |
kill_provers () |
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|
298 |
else if subcommand = refresh_tptpN then |
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|
299 |
refresh_systems_on_tptp () |
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|
300 |
else |
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|
301 |
error ("Unknown subcommand: " ^ quote subcommand ^ ".") |
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|
302 |
end |
35963 | 303 |
|
35966
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|
304 |
fun sledgehammer_trans (((subcommand, params), relevance_override), opt_i) = |
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|
305 |
Toplevel.keep (hammer_away params subcommand opt_i relevance_override |
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|
306 |
o Toplevel.proof_of) |
35963 | 307 |
|
308 |
fun string_for_raw_param (name, value) = name ^ " = " ^ space_implode " " value |
|
309 |
||
35965
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|
310 |
fun sledgehammer_params_trans params = |
35963 | 311 |
Toplevel.theory |
35965
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|
312 |
(fold set_default_raw_param params |
39318 | 313 |
#> tap (fn thy => |
40069 | 314 |
let val ctxt = ProofContext.init_global thy in |
315 |
writeln ("Default parameters for Sledgehammer:\n" ^ |
|
316 |
(case default_raw_params ctxt |> rev of |
|
317 |
[] => "none" |
|
318 |
| params => |
|
319 |
(map check_raw_param params; |
|
320 |
params |> map string_for_raw_param |
|
321 |
|> sort_strings |> cat_lines))) |
|
322 |
end)) |
|
35963 | 323 |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
324 |
val parse_key = Scan.repeat1 Parse.typ_group >> space_implode " " |
40341
03156257040f
standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
parents:
40181
diff
changeset
|
325 |
val parse_value = Scan.repeat1 (Parse.xname || Parse.float_number) |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
326 |
val parse_param = parse_key -- Scan.optional (Parse.$$$ "=" |-- parse_value) [] |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
327 |
val parse_params = Scan.optional (Args.bracks (Parse.list parse_param)) [] |
35965
0fce6db7babd
added a syntax for specifying facts to Sledgehammer;
blanchet
parents:
35963
diff
changeset
|
328 |
val parse_fact_refs = |
38996 | 329 |
Scan.repeat1 (Scan.unless (Parse.name -- Args.colon) Parse_Spec.xthm) |
35966
f8c738abaed8
honor the newly introduced Sledgehammer parameters and fixed the parsing;
blanchet
parents:
35965
diff
changeset
|
330 |
val parse_relevance_chunk = |
39318 | 331 |
(Args.add |-- Args.colon |-- parse_fact_refs >> add_relevance_override) |
332 |
|| (Args.del |-- Args.colon |-- parse_fact_refs >> del_relevance_override) |
|
36188 | 333 |
|| (parse_fact_refs >> only_relevance_override) |
35966
f8c738abaed8
honor the newly introduced Sledgehammer parameters and fixed the parsing;
blanchet
parents:
35965
diff
changeset
|
334 |
val parse_relevance_override = |
36188 | 335 |
Scan.optional (Args.parens (Scan.repeat parse_relevance_chunk |
336 |
>> merge_relevance_overrides)) |
|
39318 | 337 |
no_relevance_override |
35963 | 338 |
val parse_sledgehammer_command = |
37399
34f080a12063
proper polymorphic Skolemization of uncached facts + synchronization of caching and relevance filter
blanchet
parents:
37344
diff
changeset
|
339 |
(Scan.optional Parse.short_ident runN -- parse_params |
34f080a12063
proper polymorphic Skolemization of uncached facts + synchronization of caching and relevance filter
blanchet
parents:
37344
diff
changeset
|
340 |
-- parse_relevance_override -- Scan.option Parse.nat) #>> sledgehammer_trans |
35963 | 341 |
val parse_sledgehammer_params_command = |
342 |
parse_params #>> sledgehammer_params_trans |
|
343 |
||
344 |
val _ = |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
345 |
Outer_Syntax.improper_command sledgehammerN |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
346 |
"search for first-order proof using automatic theorem provers" Keyword.diag |
36394
1a48d18449d8
move "neg_clausify" method and "clausify" attribute to "sledgehammer_isar.ML"
blanchet
parents:
36378
diff
changeset
|
347 |
parse_sledgehammer_command |
35963 | 348 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
349 |
Outer_Syntax.command sledgehammer_paramsN |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36924
diff
changeset
|
350 |
"set and display the default parameters for Sledgehammer" Keyword.thy_decl |
36394
1a48d18449d8
move "neg_clausify" method and "clausify" attribute to "sledgehammer_isar.ML"
blanchet
parents:
36378
diff
changeset
|
351 |
parse_sledgehammer_params_command |
1a48d18449d8
move "neg_clausify" method and "clausify" attribute to "sledgehammer_isar.ML"
blanchet
parents:
36378
diff
changeset
|
352 |
|
39318 | 353 |
fun auto_sledgehammer state = |
354 |
if not (!auto) then |
|
355 |
(false, state) |
|
356 |
else |
|
40069 | 357 |
let val ctxt = Proof.context_of state in |
358 |
run_sledgehammer (get_params true ctxt []) true 1 no_relevance_override |
|
39318 | 359 |
(minimize_command [] 1) state |
360 |
end |
|
361 |
||
40144 | 362 |
val setup = Auto_Tools.register_tool (sledgehammerN, auto_sledgehammer) |
39318 | 363 |
|
35866
513074557e06
move the Sledgehammer Isar commands together into one file;
blanchet
parents:
diff
changeset
|
364 |
end; |