author | blanchet |
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(* Title: HOL/Tools/ATP/atp_proof.ML |
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Author: Lawrence C. Paulson, Cambridge University Computer Laboratory |
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Author: Claire Quigley, Cambridge University Computer Laboratory |
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Author: Jasmin Blanchette, TU Muenchen |
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Abstract representation of ATP proofs and TSTP/SPASS syntax. |
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*) |
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signature ATP_PROOF = |
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sig |
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type 'a atp_type = 'a ATP_Problem.atp_type |
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type ('a, 'b) atp_term = ('a, 'b) ATP_Problem.atp_term |
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type atp_formula_role = ATP_Problem.atp_formula_role |
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type ('a, 'b, 'c, 'd) atp_formula = ('a, 'b, 'c, 'd) ATP_Problem.atp_formula |
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type 'a atp_problem = 'a ATP_Problem.atp_problem |
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exception UNRECOGNIZED_ATP_PROOF of unit |
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datatype atp_failure = |
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Unprovable | |
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GaveUp | |
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ProofMissing | |
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ProofIncomplete | |
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ProofUnparsable | |
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UnsoundProof of bool * string list | |
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CantConnect | |
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TimedOut | |
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Inappropriate | |
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OutOfResources | |
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NoPerl | |
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NoLibwwwPerl | |
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MalformedInput | |
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MalformedOutput | |
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Interrupted | |
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Crashed | |
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InternalError | |
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UnknownError of string |
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type atp_step_name = string * string list |
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type ('a, 'b) atp_step = |
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atp_step_name * atp_formula_role * 'a * 'b * atp_step_name list |
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type 'a atp_proof = (('a, 'a, ('a, 'a atp_type) atp_term, 'a) atp_formula, string) atp_step list |
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(* Named ATPs *) |
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val agsyholN : string |
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val alt_ergoN : string |
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val dummy_thfN : string |
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val eN : string |
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val e_malesN : string |
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val e_parN : string |
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val e_sineN : string |
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val e_tofofN : string |
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val iproverN : string |
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val iprover_eqN : string |
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val leo2N : string |
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val satallaxN : string |
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val snarkN : string |
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val spassN : string |
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val spass_pirateN : string |
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val vampireN : string |
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val waldmeisterN : string |
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val waldmeister_newN : string |
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val z3_tptpN : string |
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val zipperpositionN : string |
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val remote_prefix : string |
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val agsyhol_core_rule : string |
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val satallax_core_rule : string |
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val spass_input_rule : string |
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val spass_pre_skolemize_rule : string |
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val spass_skolemize_rule : string |
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val z3_tptp_core_rule : string |
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val short_output : bool -> string -> string |
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val string_of_atp_failure : atp_failure -> string |
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val extract_important_message : string -> string |
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val extract_known_atp_failure : (atp_failure * string) list -> string -> atp_failure option |
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val extract_tstplike_proof_and_outcome : |
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bool -> (string * string) list -> (atp_failure * string) list -> string |
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-> string * atp_failure option |
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val is_same_atp_step : atp_step_name -> atp_step_name -> bool |
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val scan_general_id : string list -> string * string list |
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val parse_formula : string list -> |
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(string, string atp_type, (string, string atp_type) atp_term, string) atp_formula * string list |
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val atp_proof_of_tstplike_proof : string -> string atp_problem -> string -> string atp_proof |
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val clean_up_atp_proof_dependencies : string atp_proof -> string atp_proof |
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val map_term_names_in_atp_proof : (string -> string) -> string atp_proof -> string atp_proof |
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val nasty_atp_proof : string Symtab.table -> string atp_proof -> string atp_proof |
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end; |
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structure ATP_Proof : ATP_PROOF = |
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struct |
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open ATP_Util |
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open ATP_Problem |
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(* Named ATPs *) |
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val agsyholN = "agsyhol" |
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val alt_ergoN = "alt_ergo" |
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val dummy_thfN = "dummy_thf" (* for experiments *) |
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val eN = "e" |
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val e_malesN = "e_males" |
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val e_parN = "e_par" |
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val e_sineN = "e_sine" |
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val e_tofofN = "e_tofof" |
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val iproverN = "iprover" |
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val iprover_eqN = "iprover_eq" |
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val leo2N = "leo2" |
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val satallaxN = "satallax" |
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val snarkN = "snark" |
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val spassN = "spass" |
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val spass_pirateN = "spass_pirate" |
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val vampireN = "vampire" |
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val waldmeisterN = "waldmeister" |
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val waldmeister_newN = "waldmeister_new" |
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val z3_tptpN = "z3_tptp" |
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val zipperpositionN = "zipperposition" |
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val remote_prefix = "remote_" |
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val agsyhol_core_rule = "__agsyhol_core" (* arbitrary *) |
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val satallax_core_rule = "__satallax_core" (* arbitrary *) |
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val spass_input_rule = "Inp" |
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val spass_pre_skolemize_rule = "__Sko0" (* arbitrary *) |
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val spass_skolemize_rule = "__Sko" (* arbitrary *) |
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val z3_tptp_core_rule = "__z3_tptp_core" (* arbitrary *) |
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exception UNRECOGNIZED_ATP_PROOF of unit |
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datatype atp_failure = |
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Unprovable | |
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GaveUp | |
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ProofMissing | |
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ProofIncomplete | |
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ProofUnparsable | |
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UnsoundProof of bool * string list | |
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CantConnect | |
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TimedOut | |
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Inappropriate | |
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OutOfResources | |
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NoPerl | |
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NoLibwwwPerl | |
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MalformedInput | |
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MalformedOutput | |
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Interrupted | |
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Crashed | |
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InternalError | |
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UnknownError of string |
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fun short_output verbose output = |
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if verbose then |
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if output = "" then "No details available" else elide_string 1000 output |
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else |
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"" |
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val missing_message_tail = |
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" appears to be missing. You will need to install it if you want to invoke \ |
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\remote provers." |
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fun from_lemmas [] = "" |
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| from_lemmas ss = " from " ^ space_implode " " (Try.serial_commas "and" (map quote ss)) |
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fun string_of_atp_failure Unprovable = "The generated problem is unprovable." |
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| string_of_atp_failure GaveUp = "The prover gave up." |
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| string_of_atp_failure ProofMissing = |
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"The prover claims the conjecture is a theorem but did not provide a proof." |
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| string_of_atp_failure ProofIncomplete = |
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"The prover claims the conjecture is a theorem but provided an incomplete proof." |
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170 |
| string_of_atp_failure ProofUnparsable = |
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171 |
"The prover claims the conjecture is a theorem but provided an unparsable proof." |
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172 |
| string_of_atp_failure (UnsoundProof (false, ss)) = |
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173 |
"The prover derived \"False\"" ^ from_lemmas ss ^ |
53224 | 174 |
". Specify a sound type encoding or omit the \"type_enc\" option." |
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175 |
| string_of_atp_failure (UnsoundProof (true, ss)) = |
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176 |
"The prover derived \"False\"" ^ from_lemmas ss ^ |
53224 | 177 |
". This could be due to inconsistent axioms (including \"sorry\"s) or to \ |
178 |
\a bug in Sledgehammer. If the problem persists, please contact the \ |
|
179 |
\Isabelle developers." |
|
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180 |
| string_of_atp_failure CantConnect = "Cannot connect to remote server." |
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181 |
| string_of_atp_failure TimedOut = "Timed out." |
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182 |
| string_of_atp_failure Inappropriate = |
47506 | 183 |
"The generated problem lies outside the prover's scope." |
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184 |
| string_of_atp_failure OutOfResources = "The prover ran out of resources." |
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185 |
| string_of_atp_failure NoPerl = "Perl" ^ missing_message_tail |
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186 |
| string_of_atp_failure NoLibwwwPerl = |
41744 | 187 |
"The Perl module \"libwww-perl\"" ^ missing_message_tail |
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188 |
| string_of_atp_failure MalformedInput = |
41744 | 189 |
"The generated problem is malformed. Please report this to the Isabelle \ |
190 |
\developers." |
|
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191 |
| string_of_atp_failure MalformedOutput = "The prover output is malformed." |
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|
192 |
| string_of_atp_failure Interrupted = "The prover was interrupted." |
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193 |
| string_of_atp_failure Crashed = "The prover crashed." |
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194 |
| string_of_atp_failure InternalError = "An internal prover error occurred." |
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|
195 |
| string_of_atp_failure (UnknownError s) = |
41744 | 196 |
"A prover error occurred" ^ |
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197 |
(if s = "" then ". (Pass the \"verbose\" option for details.)" |
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198 |
else ":\n" ^ s) |
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|
199 |
|
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|
200 |
fun extract_delimited (begin_delim, end_delim) output = |
56397 | 201 |
(case first_field begin_delim output of |
202 |
SOME (_, tail) => |
|
203 |
(case first_field "\n" tail of |
|
204 |
SOME (_, tail') => |
|
205 |
if end_delim = "" then |
|
206 |
tail' |
|
207 |
else |
|
208 |
(case first_field end_delim tail' of |
|
209 |
SOME (body, _) => body |
|
210 |
| NONE => "") |
|
211 |
| NONE => "") |
|
212 |
| NONE => "") |
|
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|
213 |
|
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|
214 |
val tstp_important_message_delims = |
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|
215 |
("% SZS start RequiredInformation", "% SZS end RequiredInformation") |
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|
216 |
|
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|
217 |
fun extract_important_message output = |
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|
218 |
(case extract_delimited tstp_important_message_delims output of |
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|
219 |
"" => "" |
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|
220 |
| s => s |> space_explode "\n" |> filter_out (curry (op =) "") |
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|
221 |
|> map (perhaps (try (unprefix "%"))) |
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|
222 |
|> map (perhaps (try (unprefix " "))) |
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|
223 |
|> space_implode "\n " |> quote) |
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|
224 |
|
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|
225 |
(* Splits by the first possible of a list of delimiters. *) |
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|
226 |
fun extract_tstplike_proof delims output = |
56397 | 227 |
(case pairself (find_first (fn s => String.isSubstring s output)) (ListPair.unzip delims) of |
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|
228 |
(SOME begin_delim, SOME end_delim) => extract_delimited (begin_delim, end_delim) output |
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|
229 |
| _ => "") |
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|
230 |
|
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|
231 |
fun extract_known_atp_failure known_failures output = |
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|
232 |
known_failures |
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|
233 |
|> find_first (fn (_, pattern) => String.isSubstring pattern output) |
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|
234 |
|> Option.map fst |
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|
235 |
|
57017 | 236 |
fun extract_tstplike_proof_and_outcome verbose proof_delims known_failures output = |
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|
237 |
(case (extract_tstplike_proof proof_delims output, |
56397 | 238 |
extract_known_atp_failure known_failures output) of |
48700 | 239 |
(_, SOME ProofIncomplete) => ("", NONE) |
57266
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|
240 |
| (_, SOME ProofUnparsable) => ("", NONE) |
43246 | 241 |
| ("", SOME ProofMissing) => ("", NONE) |
242 |
| ("", NONE) => ("", SOME (UnknownError (short_output verbose output))) |
|
48716
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stop distinguishing between complete and incomplete slices, since this is very fragile and has hardly any useful semantics to users
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|
243 |
| res as ("", _) => res |
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|
244 |
| (tstplike_proof, _) => (tstplike_proof, NONE)) |
39452 | 245 |
|
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|
246 |
type atp_step_name = string * string list |
39452 | 247 |
|
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|
248 |
fun is_same_atp_step (s1, _) (s2, _) = s1 = s2 |
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|
249 |
|
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|
250 |
val vampire_fact_prefix = "f" |
39452 | 251 |
|
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|
252 |
fun vampire_step_name_ord p = |
39455 | 253 |
let val q = pairself fst p in |
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|
254 |
(* The "unprefix" part is to cope with Vampire's output. *) |
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|
255 |
(case pairself (Int.fromString o perhaps (try (unprefix vampire_fact_prefix))) q of |
52755
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|
256 |
(SOME i, SOME j) => int_ord (i, j) |
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|
257 |
| _ => raise Fail "not Vampire") |
39452 | 258 |
end |
259 |
||
54811 | 260 |
type ('a, 'b) atp_step = atp_step_name * atp_formula_role * 'a * 'b * atp_step_name list |
39452 | 261 |
|
54811 | 262 |
type 'a atp_proof = (('a, 'a, ('a, 'a atp_type) atp_term, 'a) atp_formula, string) atp_step list |
39452 | 263 |
|
264 |
(**** PARSING OF TSTP FORMAT ****) |
|
265 |
||
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|
266 |
(* Strings enclosed in single quotes (e.g., file names), identifiers possibly starting |
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|
267 |
with "$" and possibly with "!" in them (for "z3_tptp"). *) |
39452 | 268 |
val scan_general_id = |
47917
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changeset
|
269 |
$$ "'" |-- Scan.repeat (~$$ "'") --| $$ "'" >> implode |
56404
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|
270 |
|| (Scan.repeat ($$ "$") -- Scan.many1 Symbol.is_letdig >> (op ^ o pairself implode)) |
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|
271 |
-- Scan.optional (Scan.repeat ($$ "!") -- Scan.many1 Symbol.is_letdig >> (op ^ o pairself implode)) "" |
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|
272 |
>> op ^ |
39452 | 273 |
|
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|
274 |
val skip_term = |
45208
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|
275 |
let |
45235
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|
276 |
fun skip _ accum [] = (accum, []) |
54803
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changeset
|
277 |
| skip n accum (ss as s :: ss') = |
54799 | 278 |
if s = "," andalso n = 0 then |
279 |
(accum, ss) |
|
56397 | 280 |
else if member (op =) [")", "]"] s then |
54803
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changeset
|
281 |
if n = 0 then (accum, ss) else skip (n - 1) (s :: accum) ss' |
56397 | 282 |
else if member (op =) ["(", "["] s then |
54803
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changeset
|
283 |
skip (n + 1) (s :: accum) ss' |
54799 | 284 |
else |
54803
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fixed variable confusion introduced by 'tuning' change 565f9af86d67
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changeset
|
285 |
skip n (s :: accum) ss' |
54799 | 286 |
in |
287 |
skip 0 [] #>> (rev #> implode) |
|
288 |
end |
|
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|
289 |
|
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|
290 |
datatype source = |
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|
291 |
File_Source of string * string option | |
45209 | 292 |
Inference_Source of string * string list |
45208
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changeset
|
293 |
|
48132
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added type arguments to "ATerm" constructor -- but don't use them yet
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|
294 |
val dummy_phi = AAtom (ATerm (("", []), [])) |
45235
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|
295 |
val dummy_inference = Inference_Source ("", []) |
57255
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add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
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changeset
|
296 |
val dummy_atype = AType(("", []), []) |
45235
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changeset
|
297 |
|
54769
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correcly recognize E skolemization steps that are wrapped in a 'shift_quantors' inference
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changeset
|
298 |
(* "skip_term" is there to cope with Waldmeister nonsense such as "theory(equality)". *) |
50011 | 299 |
fun parse_dependency x = |
300 |
(parse_inference_source >> snd |
|
301 |
|| scan_general_id --| skip_term >> single) x |
|
302 |
and parse_dependencies x = |
|
56397 | 303 |
(Scan.repeat (Scan.option ($$ ",") |-- parse_dependency) >> flat) x |
50011 | 304 |
and parse_file_source x = |
305 |
(Scan.this_string "file" |-- $$ "(" |-- scan_general_id |
|
57154 | 306 |
-- Scan.option ($$ "," |-- scan_general_id |
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|
307 |
--| Scan.option ($$ "," |-- $$ "[" -- Scan.option scan_general_id --| $$ "]")) --| $$ ")") x |
50011 | 308 |
and parse_inference_source x = |
309 |
(Scan.this_string "inference" |-- $$ "(" |-- scan_general_id |
|
310 |
--| skip_term --| $$ "," --| skip_term --| $$ "," --| $$ "[" |
|
311 |
-- parse_dependencies --| $$ "]" --| $$ ")") x |
|
51031
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|
312 |
and skip_introduced x = |
52993
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diff
changeset
|
313 |
(Scan.this_string "introduced" |-- $$ "(" |-- skip_term |
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diff
changeset
|
314 |
-- Scan.repeat ($$ "," |-- skip_term) --| $$ ")") x |
50011 | 315 |
and parse_source x = |
316 |
(parse_file_source >> File_Source |
|
317 |
|| parse_inference_source >> Inference_Source |
|
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|
318 |
|| skip_introduced >> K dummy_inference (* for Vampire *) |
52756
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parse nonnumeric identifiers in E proofs correctly
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changeset
|
319 |
|| scan_general_id >> (fn s => Inference_Source ("", [s])) (* for E *) |
45235
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changeset
|
320 |
|| skip_term >> K dummy_inference) x |
39452 | 321 |
|
54799 | 322 |
fun list_app (f, args) = fold (fn arg => fn f => ATerm ((tptp_app, []), [f, arg])) args f |
42966
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more work on parsing LEO-II proofs without lambdas
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42965
diff
changeset
|
323 |
|
54820 | 324 |
fun parse_class x = scan_general_id x |
325 |
and parse_classes x = (parse_class ::: Scan.repeat ($$ "&" |-- parse_class)) x |
|
54811 | 326 |
|
327 |
fun parse_type x = |
|
54820 | 328 |
(scan_general_id -- Scan.optional ($$ "{" |-- parse_classes --| $$ "}") [] |
54811 | 329 |
-- Scan.optional ($$ "(" |-- parse_types --| $$ ")") [] |
330 |
>> AType) x |
|
331 |
and parse_types x = (parse_type ::: Scan.repeat ($$ "," |-- parse_type)) x |
|
332 |
||
45881 | 333 |
(* We currently ignore TFF and THF types. *) |
54811 | 334 |
fun parse_type_signature x = Scan.repeat (($$ tptp_has_type || $$ tptp_fun_type) |-- parse_arg) x |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
335 |
and parse_arg x = |
54811 | 336 |
($$ "(" |-- parse_term --| $$ ")" --| parse_type_signature |
337 |
|| scan_general_id --| parse_type_signature |
|
338 |
-- Scan.optional ($$ "<" |-- parse_types --| $$ ">") [] |
|
339 |
-- Scan.optional ($$ "(" |-- parse_terms --| $$ ")") [] |
|
340 |
>> ATerm) x |
|
56397 | 341 |
and parse_term x = |
342 |
(parse_arg -- Scan.repeat ($$ tptp_app |-- parse_arg) |
|
343 |
--| Scan.option parse_type_signature >> list_app) x |
|
54799 | 344 |
and parse_terms x = (parse_term ::: Scan.repeat ($$ "," |-- parse_term)) x |
39452 | 345 |
|
39598 | 346 |
fun parse_atom x = |
54811 | 347 |
(parse_term -- Scan.option (Scan.option ($$ tptp_not_infix) --| $$ tptp_equal -- parse_term) |
39598 | 348 |
>> (fn (u1, NONE) => AAtom u1 |
45881 | 349 |
| (u1, SOME (neg, u2)) => |
48132
9aa0fad4e864
added type arguments to "ATerm" constructor -- but don't use them yet
blanchet
parents:
48130
diff
changeset
|
350 |
AAtom (ATerm (("equal", []), [u1, u2])) |> is_some neg ? mk_anot)) x |
39452 | 351 |
|
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
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parents:
54772
diff
changeset
|
352 |
(* TPTP formulas are fully parenthesized, so we don't need to worry about operator precedence. *) |
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
353 |
fun parse_literal x = |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
354 |
((Scan.repeat ($$ tptp_not) >> length) |
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
355 |
-- ($$ "(" |-- parse_formula --| $$ ")" |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
356 |
|| parse_quantified_formula |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
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diff
changeset
|
357 |
|| parse_atom) |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
358 |
>> (fn (n, phi) => phi |> n mod 2 = 1 ? mk_anot)) x |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
359 |
and parse_formula x = |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
360 |
(parse_literal |
43163 | 361 |
-- Scan.option ((Scan.this_string tptp_implies |
362 |
|| Scan.this_string tptp_iff |
|
363 |
|| Scan.this_string tptp_not_iff |
|
364 |
|| Scan.this_string tptp_if |
|
365 |
|| $$ tptp_or |
|
366 |
|| $$ tptp_and) -- parse_formula) |
|
39452 | 367 |
>> (fn (phi1, NONE) => phi1 |
43163 | 368 |
| (phi1, SOME (c, phi2)) => |
369 |
if c = tptp_implies then mk_aconn AImplies phi1 phi2 |
|
370 |
else if c = tptp_iff then mk_aconn AIff phi1 phi2 |
|
371 |
else if c = tptp_not_iff then mk_anot (mk_aconn AIff phi1 phi2) |
|
372 |
else if c = tptp_if then mk_aconn AImplies phi2 phi1 |
|
373 |
else if c = tptp_or then mk_aconn AOr phi1 phi2 |
|
374 |
else if c = tptp_and then mk_aconn AAnd phi1 phi2 |
|
375 |
else raise Fail ("impossible connective " ^ quote c))) x |
|
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
376 |
and parse_quantified_formula x = |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
377 |
(($$ tptp_forall >> K AForall || $$ tptp_exists >> K AExists) |
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
378 |
--| $$ "[" -- parse_terms --| $$ "]" --| $$ ":" -- parse_literal |
54799 | 379 |
>> (fn ((q, ts), phi) => AQuant (q, map (fn ATerm ((s, []), _) => (s, NONE)) ts, phi))) x |
39452 | 380 |
|
381 |
val parse_tstp_extra_arguments = |
|
56397 | 382 |
Scan.optional ($$ "," |-- parse_source --| Scan.option ($$ "," |-- skip_term)) dummy_inference |
39452 | 383 |
|
47927
c35238d19bb9
repair the Waldmeister endgame only for Waldmeister proofs
blanchet
parents:
47926
diff
changeset
|
384 |
val waldmeister_conjecture_name = "conjecture_1" |
42943 | 385 |
|
42536 | 386 |
val tofof_fact_prefix = "fof_" |
41203
1393514094d7
fixed more issues with the Vampire output parser, and added support for Vampire's TSTP output (--proof tptp)
blanchet
parents:
41201
diff
changeset
|
387 |
|
42943 | 388 |
fun is_same_term subst tm1 tm2 = |
389 |
let |
|
57257 | 390 |
fun do_term_pair (AAbs (((var1, typ1), body1), args1)) (AAbs (((var2, typ2), body2), args2)) |
391 |
(SOME subst) = |
|
392 |
if typ1 <> typ2 andalso length args1 = length args2 then NONE |
|
393 |
else |
|
394 |
let val ls = length subst in |
|
395 |
SOME ((var1, var2) :: subst) |
|
396 |
|> do_term_pair body1 body2 |
|
397 |
|> (fn SOME subst => SOME (nth_drop (length subst - ls - 1) subst) |
|
398 |
| NONE => NONE) |
|
399 |
|> (if length args1 = length args2 |
|
400 |
then fold2 do_term_pair args1 args2 |
|
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
401 |
else K NONE) |
57257 | 402 |
end |
403 |
| do_term_pair (ATerm ((s1, _), args1)) (ATerm ((s2, _), args2)) (SOME subst) = |
|
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
404 |
(case pairself is_tptp_variable (s1, s2) of |
42943 | 405 |
(true, true) => |
406 |
(case AList.lookup (op =) subst s1 of |
|
57257 | 407 |
SOME s2' => if s2' = s2 then SOME subst else NONE |
408 |
| NONE => |
|
409 |
if null (AList.find (op =) subst s2) then SOME ((s1, s2) :: subst) |
|
410 |
else NONE) |
|
42943 | 411 |
| (false, false) => |
57257 | 412 |
if s1 = s2 then |
413 |
SOME subst |
|
42943 | 414 |
else |
415 |
NONE |
|
57257 | 416 |
| _ => NONE) |> (if length args1 = length args2 |
417 |
then fold2 do_term_pair args1 args2 |
|
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
418 |
else K NONE) |
57257 | 419 |
| do_term_pair _ _ _ = NONE |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
420 |
in |
57257 | 421 |
SOME subst |> do_term_pair tm1 tm2 |> is_some |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
422 |
end |
42943 | 423 |
|
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
424 |
fun is_same_formula comm subst (AQuant (q1, xs1, phi1)) (AQuant (q2, xs2, phi2)) = |
42943 | 425 |
q1 = q2 andalso length xs1 = length xs2 andalso |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
426 |
is_same_formula comm ((map fst xs1 ~~ map fst xs2) @ subst) phi1 phi2 |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
427 |
| is_same_formula comm subst (AConn (c1, phis1)) (AConn (c2, phis2)) = |
42943 | 428 |
c1 = c2 andalso length phis1 = length phis2 andalso |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
429 |
forall (uncurry (is_same_formula comm subst)) (phis1 ~~ phis2) |
57202 | 430 |
| is_same_formula comm subst (AAtom (tm1 as ATerm (("equal", tys), [tm11, tm12]))) (AAtom tm2) = |
47926 | 431 |
is_same_term subst tm1 tm2 orelse |
54799 | 432 |
(comm andalso is_same_term subst (ATerm (("equal", tys), [tm12, tm11])) tm2) |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
433 |
| is_same_formula _ subst (AAtom tm1) (AAtom tm2) = is_same_term subst tm1 tm2 |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
434 |
| is_same_formula _ _ _ _ = false |
42943 | 435 |
|
50521
bec828f3364e
generate comments with original names for debugging
blanchet
parents:
50236
diff
changeset
|
436 |
fun matching_formula_line_identifier phi (Formula ((ident, _), _, phi', _, _)) = |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
437 |
if is_same_formula true [] phi phi' then SOME (ident, phi') else NONE |
42943 | 438 |
| matching_formula_line_identifier _ _ = NONE |
439 |
||
54799 | 440 |
fun find_formula_in_problem phi = |
441 |
maps snd |
|
442 |
#> map_filter (matching_formula_line_identifier phi) |
|
443 |
#> try (single o hd) |
|
444 |
#> the_default [] |
|
42943 | 445 |
|
54799 | 446 |
fun commute_eq (AAtom (ATerm ((s, tys), tms))) = AAtom (ATerm ((s, tys), rev tms)) |
47946
33afcfad3f8d
add an experimental "aggressive" mode to Sledgehammer, to experiment with more complete translations of higher-order features without breaking "metis"
blanchet
parents:
47927
diff
changeset
|
447 |
| commute_eq _ = raise Fail "expected equation" |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
448 |
|
50012
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
449 |
fun role_of_tptp_string "axiom" = Axiom |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
450 |
| role_of_tptp_string "definition" = Definition |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
451 |
| role_of_tptp_string "lemma" = Lemma |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
452 |
| role_of_tptp_string "hypothesis" = Hypothesis |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
453 |
| role_of_tptp_string "conjecture" = Conjecture |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
454 |
| role_of_tptp_string "negated_conjecture" = Negated_Conjecture |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
455 |
| role_of_tptp_string "plain" = Plain |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
456 |
| role_of_tptp_string "type" = Type_Role |
50012
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
457 |
| role_of_tptp_string _ = Unknown |
01cb92151a53
track formula roles in proofs and use that to determine whether the conjecture should be negated or not
blanchet
parents:
50011
diff
changeset
|
458 |
|
57256 | 459 |
val tptp_binary_op_list = [tptp_and, tptp_not_and, tptp_or, tptp_not_or, tptp_implies, tptp_if, |
460 |
tptp_iff, tptp_not_iff, tptp_equal, tptp_app] |
|
461 |
||
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
462 |
fun parse_binary_op x = |
57257 | 463 |
(foldl1 (op ||) (map Scan.this_string tptp_binary_op_list) |
464 |
>> (fn c => if c = tptp_equal then "equal" else c)) x |
|
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
465 |
|
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
466 |
fun parse_thf0_type x = |
57257 | 467 |
(($$ "(" |-- parse_thf0_type --| $$ ")" || scan_general_id >> (fn t => AType ((t, []), []))) |
468 |
-- Scan.option ($$ tptp_fun_type |-- parse_thf0_type) |
|
469 |
>> (fn (a, NONE) => a |
|
470 |
| (a, SOME b) => AFun (a, b))) x |
|
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
471 |
|
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
472 |
fun mk_ho_of_fo_quant q = |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
473 |
if q = tptp_forall then tptp_ho_forall |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
474 |
else if q = tptp_exists then tptp_ho_exists |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
475 |
else raise Fail ("unrecognized quantification: " ^ q) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
476 |
|
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
477 |
fun remove_thf_app (ATerm ((x, ty), arg)) = |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
478 |
if x = tptp_app then |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
479 |
(case arg of |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
480 |
ATerm ((x, ty), arg) :: t => remove_thf_app (ATerm ((x, ty), map remove_thf_app arg @ t)) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
481 |
| [AAbs ((var, tvar), phi), t] => |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
482 |
remove_thf_app (AAbs ((var, tvar), map remove_thf_app phi @ [t]))) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
483 |
else ATerm ((x, ty), map remove_thf_app arg) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
484 |
| remove_thf_app (AAbs (((x, ty), arg), t)) = AAbs (((x, ty), remove_thf_app arg), t) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
485 |
|
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
486 |
fun parse_thf0_typed_var x = |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
487 |
(Scan.repeat (scan_general_id -- Scan.option ($$ ":" |-- parse_thf0_type) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
488 |
--| Scan.option (Scan.this_string ",")) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
489 |
|| $$ "(" |-- parse_thf0_typed_var --| $$ ")") x |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
490 |
|
57257 | 491 |
fun parse_simple_thf0_term x = |
492 |
((Scan.this_string tptp_forall || Scan.this_string tptp_exists || Scan.this_string tptp_lambda) |
|
493 |
-- ($$ "[" |-- parse_thf0_typed_var --| $$ "]" --| $$ ":") -- parse_thf0_term |
|
494 |
>> (fn ((q, ys), t) => |
|
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
495 |
fold_rev |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
496 |
(fn (var, ty) => fn r => |
57257 | 497 |
AAbs (((var, the_default dummy_atype ty), r), []) |
498 |
|> (if tptp_lambda <> q then |
|
499 |
mk_app (q |> mk_ho_of_fo_quant |
|
500 |
|> mk_simple_aterm) |
|
501 |
else I)) |
|
502 |
ys t) |
|
503 |
|| Scan.this_string tptp_not |-- parse_thf0_term >> mk_app (mk_simple_aterm tptp_not) |
|
504 |
|| scan_general_id --| $$ ":" -- parse_thf0_type >> (fn (var, typ) => ATerm ((var, [typ]), [])) |
|
505 |
|| (Scan.this_string tptp_ho_forall || Scan.this_string tptp_ho_exists) >> mk_simple_aterm |
|
506 |
|| $$ "(" |-- parse_thf0_term --| $$ ")" |
|
507 |
|| scan_general_id >> mk_simple_aterm) x |
|
508 |
and parse_thf0_term x = |
|
509 |
(parse_simple_thf0_term |
|
510 |
-- Scan.option (parse_binary_op |
|
511 |
-- parse_thf0_term) |
|
512 |
>> (fn (t1, SOME (c, t2)) => |
|
513 |
if c = tptp_app then mk_app t1 t2 else mk_apps (mk_simple_aterm c) [t1, t2] |
|
514 |
| (t, NONE) => t)) x |
|
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
515 |
|
57257 | 516 |
fun parse_thf0_formula x = (parse_thf0_term #>> remove_thf_app #>> AAtom) x |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
517 |
|
57257 | 518 |
fun parse_tstp_thf0_line problem = |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
519 |
((Scan.this_string tptp_cnf || Scan.this_string tptp_fof |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
520 |
|| Scan.this_string tptp_tff || Scan.this_string tptp_thf) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
521 |
-- $$ "(") |-- scan_general_id --| $$ "," -- Symbol.scan_ascii_id --| $$ "," |
57257 | 522 |
-- parse_thf0_formula -- parse_tstp_extra_arguments --| $$ ")" --| $$ "." |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
523 |
>> (fn (((num, role), phi), deps) => |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
524 |
let |
57257 | 525 |
val role' = role_of_tptp_string role |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
526 |
val ((name, phi), rule, deps) = |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
527 |
(case deps of |
57257 | 528 |
File_Source (_, SOME s) => |
529 |
if role' = Definition then |
|
530 |
(((num, map fst (find_formula_in_problem phi problem)), phi), "", []) |
|
531 |
else |
|
532 |
(((num, [s |> perhaps (try (unprefix tofof_fact_prefix))]), phi), "", []) |
|
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
533 |
| Inference_Source (rule, deps) => (((num, []), phi), rule, deps)) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
534 |
in |
57257 | 535 |
[(name, role', phi, rule, map (rpair []) deps)] |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
536 |
end) |
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
537 |
|
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
538 |
(* Syntax: (cnf|fof|tff|thf)\(<num>, <formula_role>, <formula> <extra_arguments>\). |
39452 | 539 |
The <num> could be an identifier, but we assume integers. *) |
42943 | 540 |
fun parse_tstp_line problem = |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
541 |
((Scan.this_string tptp_cnf || Scan.this_string tptp_fof |
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
542 |
|| Scan.this_string tptp_tff || Scan.this_string tptp_thf) -- $$ "(") |
50236 | 543 |
|-- scan_general_id --| $$ "," -- Symbol.scan_ascii_id --| $$ "," |
45235
7187bce94e88
more robust parsing of TSTP sources -- Vampire has nonstandard "introduced()" tags and Waldmeister(OnTPTP) has weird "theory(...)" dependencies
blanchet
parents:
45209
diff
changeset
|
544 |
-- (parse_formula || skip_term >> K dummy_phi) -- parse_tstp_extra_arguments |
7187bce94e88
more robust parsing of TSTP sources -- Vampire has nonstandard "introduced()" tags and Waldmeister(OnTPTP) has weird "theory(...)" dependencies
blanchet
parents:
45209
diff
changeset
|
545 |
--| $$ ")" --| $$ "." |
42943 | 546 |
>> (fn (((num, role), phi), deps) => |
547 |
let |
|
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
548 |
val ((name, phi), rule, deps) = |
42943 | 549 |
(* Waldmeister isn't exactly helping. *) |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
550 |
(case deps of |
45208
9a00f9cc8707
marginally cleaner proof parsing, that doesn't stumble upon LEO-II's E-step proofs
blanchet
parents:
45203
diff
changeset
|
551 |
File_Source (_, SOME s) => |
47927
c35238d19bb9
repair the Waldmeister endgame only for Waldmeister proofs
blanchet
parents:
47926
diff
changeset
|
552 |
(if s = waldmeister_conjecture_name then |
54799 | 553 |
(case find_formula_in_problem (mk_anot phi) problem of |
57202 | 554 |
(* Waldmeister hack: Get the original orientation of the equation to avoid |
555 |
confusing Isar. *) |
|
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
556 |
[(s, phi')] => |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
557 |
((num, [s]), |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
558 |
phi |> not (is_same_formula false [] (mk_anot phi) phi') ? commute_eq) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
559 |
| _ => ((num, []), phi)) |
47921
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
560 |
else |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
561 |
((num, [s |> perhaps (try (unprefix tofof_fact_prefix))]), |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
562 |
phi), |
fc26d5538868
ensure the "show" equation is not reoriented by Waldmeister
blanchet
parents:
47917
diff
changeset
|
563 |
"", []) |
45208
9a00f9cc8707
marginally cleaner proof parsing, that doesn't stumble upon LEO-II's E-step proofs
blanchet
parents:
45203
diff
changeset
|
564 |
| File_Source _ => |
54799 | 565 |
(((num, map fst (find_formula_in_problem phi problem)), phi), "", []) |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
566 |
| Inference_Source (rule, deps) => (((num, []), phi), rule, deps)) |
54799 | 567 |
fun mk_step () = (name, role_of_tptp_string role, phi, rule, map (rpair []) deps) |
42943 | 568 |
in |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
569 |
[(case role_of_tptp_string role of |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
570 |
Definition => |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
571 |
(case phi of |
57255
488046fdda59
add support for Isar reconstruction for thf1 ATP provers like Leo-II.
fleury
parents:
57215
diff
changeset
|
572 |
AAtom (ATerm (("equal", _), _)) => |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
573 |
(* Vampire's equality proxy axiom *) |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
574 |
(name, Definition, phi, rule, map (rpair []) deps) |
57257 | 575 |
| _ => mk_step ()) |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
576 |
| _ => mk_step ())] |
42943 | 577 |
end) |
39452 | 578 |
|
579 |
(**** PARSING OF SPASS OUTPUT ****) |
|
580 |
||
581 |
(* SPASS returns clause references of the form "x.y". We ignore "y", whose role |
|
582 |
is not clear anyway. *) |
|
583 |
val parse_dot_name = scan_general_id --| $$ "." --| scan_general_id |
|
584 |
||
585 |
val parse_spass_annotations = |
|
54811 | 586 |
Scan.optional ($$ ":" |-- Scan.repeat (parse_dot_name --| Scan.option ($$ ","))) [] |
39452 | 587 |
|
588 |
(* It is not clear why some literals are followed by sequences of stars and/or |
|
589 |
pluses. We ignore them. *) |
|
39602 | 590 |
fun parse_decorated_atom x = |
591 |
(parse_atom --| Scan.repeat ($$ "*" || $$ "+" || $$ " ")) x |
|
39452 | 592 |
|
48132
9aa0fad4e864
added type arguments to "ATerm" constructor -- but don't use them yet
blanchet
parents:
48130
diff
changeset
|
593 |
fun mk_horn ([], []) = AAtom (ATerm (("c_False", []), [])) |
42943 | 594 |
| mk_horn ([], pos_lits) = foldr1 (uncurry (mk_aconn AOr)) pos_lits |
595 |
| mk_horn (neg_lits, []) = mk_anot (foldr1 (uncurry (mk_aconn AAnd)) neg_lits) |
|
39452 | 596 |
| mk_horn (neg_lits, pos_lits) = |
42943 | 597 |
mk_aconn AImplies (foldr1 (uncurry (mk_aconn AAnd)) neg_lits) |
598 |
(foldr1 (uncurry (mk_aconn AOr)) pos_lits) |
|
39452 | 599 |
|
39645 | 600 |
fun parse_horn_clause x = |
601 |
(Scan.repeat parse_decorated_atom --| $$ "|" --| $$ "|" |
|
602 |
-- Scan.repeat parse_decorated_atom --| $$ "-" --| $$ ">" |
|
603 |
-- Scan.repeat parse_decorated_atom |
|
604 |
>> (mk_horn o apfst (op @))) x |
|
39452 | 605 |
|
46390 | 606 |
val parse_spass_debug = |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
607 |
Scan.option ($$ "(" |-- Scan.repeat (scan_general_id --| Scan.option ($$ ",")) --| $$ ")") |
46390 | 608 |
|
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
609 |
(* Syntax: <num>[0:<inference><annotations>] <atoms> || <atoms> -> <atoms> . |
46427 | 610 |
derived from formulae <ident>* *) |
48005
eeede26f2721
killed SPASS 3.5/3.7 FLOTTER hack -- requires users to upgrade to SPASS 3.8
blanchet
parents:
47972
diff
changeset
|
611 |
fun parse_spass_line x = |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
612 |
(parse_spass_debug |-- scan_general_id --| $$ "[" --| Scan.many1 Symbol.is_digit --| $$ ":" |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
613 |
-- Symbol.scan_ascii_id -- parse_spass_annotations --| $$ "]" -- parse_horn_clause --| $$ "." |
48005
eeede26f2721
killed SPASS 3.5/3.7 FLOTTER hack -- requires users to upgrade to SPASS 3.8
blanchet
parents:
47972
diff
changeset
|
614 |
-- Scan.option (Scan.this_string "derived from formulae " |
eeede26f2721
killed SPASS 3.5/3.7 FLOTTER hack -- requires users to upgrade to SPASS 3.8
blanchet
parents:
47972
diff
changeset
|
615 |
|-- Scan.repeat (scan_general_id --| Scan.option ($$ " "))) |
eeede26f2721
killed SPASS 3.5/3.7 FLOTTER hack -- requires users to upgrade to SPASS 3.8
blanchet
parents:
47972
diff
changeset
|
616 |
>> (fn ((((num, rule), deps), u), names) => |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
617 |
[((num, these names), Unknown, u, rule, map (rpair []) deps)])) x |
45162 | 618 |
|
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
619 |
fun parse_spass_pirate_dependency x = (Scan.option ($$ "-") |-- scan_general_id) x |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
620 |
fun parse_spass_pirate_dependencies x = |
54811 | 621 |
Scan.repeat (parse_spass_pirate_dependency --| Scan.option ($$ "," || $$ " ")) x |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
622 |
fun parse_spass_pirate_file_source x = |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
623 |
((Scan.this_string "Input" || Scan.this_string "Conj") |-- $$ "(" |-- scan_general_id |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
624 |
--| $$ ")") x |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
625 |
fun parse_spass_pirate_inference_source x = |
54836 | 626 |
(scan_general_id -- ($$ "(" |-- parse_spass_pirate_dependencies --| $$ ")")) x |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
627 |
fun parse_spass_pirate_source x = |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
628 |
(parse_spass_pirate_file_source >> (fn s => File_Source ("", SOME s)) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
629 |
|| parse_spass_pirate_inference_source >> Inference_Source) x |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
630 |
|
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
631 |
(* Syntax: <num> <stuff> || <atoms> -> <atoms> . origin\(<origin>\) *) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
632 |
fun parse_spass_pirate_line x = |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
633 |
(scan_general_id --| Scan.repeat (~$$ "|") -- parse_horn_clause --| $$ "." |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
634 |
--| Scan.this_string "origin" --| $$ "(" -- parse_spass_pirate_source --| $$ ")" |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
635 |
>> (fn ((((num, u), source))) => |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
636 |
let |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
637 |
val (names, rule, deps) = |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
638 |
(case source of |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
639 |
File_Source (_, SOME s) => ([s], spass_input_rule, []) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
640 |
| Inference_Source (rule, deps) => ([], rule, deps)) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
641 |
in |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
642 |
[((num, names), Unknown, u, rule, map (rpair []) deps)] |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
643 |
end)) x |
48539 | 644 |
|
52077 | 645 |
fun core_inference inf fact = ((fact, [fact]), Unknown, dummy_phi, inf, []) |
646 |
||
45162 | 647 |
(* Syntax: <name> *) |
56404
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
648 |
fun parse_satallax_core_line x = |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
649 |
(scan_general_id --| Scan.option ($$ " ") >> (single o core_inference satallax_core_rule)) x |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
650 |
|
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
651 |
(* Syntax: SZS core <name> ... <name> *) |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
652 |
fun parse_z3_tptp_core_line x = |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
653 |
(Scan.this_string "SZS core" |-- Scan.repeat ($$ " " |-- scan_general_id) |
9cb137ec6ec8
use Z3 TPTP cores rather than proofs since the latter are somewhat broken
blanchet
parents:
56397
diff
changeset
|
654 |
>> map (core_inference z3_tptp_core_rule)) x |
43481 | 655 |
|
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
656 |
fun parse_line local_name problem = |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
657 |
if local_name = leo2N then parse_tstp_thf0_line problem |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
658 |
else if local_name = satallaxN then parse_satallax_core_line |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
659 |
else if local_name = spassN then parse_spass_line |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
660 |
else if local_name = spass_pirateN then parse_spass_pirate_line |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
661 |
else if local_name = z3_tptpN then parse_z3_tptp_core_line |
57154 | 662 |
else parse_tstp_line problem |
663 |
||
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
664 |
fun parse_proof local_name problem = |
50590 | 665 |
strip_spaces_except_between_idents |
666 |
#> raw_explode |
|
667 |
#> Scan.error (!! (fn _ => raise UNRECOGNIZED_ATP_PROOF ()) |
|
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
57257
diff
changeset
|
668 |
(Scan.finite Symbol.stopper (Scan.repeat1 (parse_line local_name problem) >> flat))) |
50590 | 669 |
#> fst |
43481 | 670 |
|
52077 | 671 |
fun core_of_agsyhol_proof s = |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
672 |
(case split_lines s of |
52077 | 673 |
"The transformed problem consists of the following conjectures:" :: conj :: |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
674 |
_ :: proof_term :: _ => SOME (unprefix " " conj :: find_enclosed "<<" ">>" proof_term) |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
675 |
| _ => NONE) |
52077 | 676 |
|
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
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changeset
|
677 |
fun atp_proof_of_tstplike_proof local_prover _ "" = [] |
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Moving the remote prefix deleting on Sledgehammer's side
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parents:
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diff
changeset
|
678 |
| atp_proof_of_tstplike_proof local_prover problem tstp = |
54788
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
679 |
(case core_of_agsyhol_proof tstp of |
a898e15b522a
primitive support for SPASS-Pirate (Daniel Wand's polymorphic SPASS prototype)
blanchet
parents:
54772
diff
changeset
|
680 |
SOME facts => facts |> map (core_inference agsyhol_core_rule) |
52077 | 681 |
| NONE => |
54811 | 682 |
tstp ^ "$" (* the $ sign acts as a sentinel (FIXME: needed?) *) |
57258
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
fleury
parents:
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diff
changeset
|
683 |
|> parse_proof local_prover problem |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
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changeset
|
684 |
|> local_prover = vampireN ? perhaps (try (sort (vampire_step_name_ord o pairself #1))) |
67d85a8aa6cc
Moving the remote prefix deleting on Sledgehammer's side
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parents:
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diff
changeset
|
685 |
|> local_prover = zipperpositionN ? rev) |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42966
diff
changeset
|
686 |
|
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
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parents:
42966
diff
changeset
|
687 |
fun clean_up_dependencies _ [] = [] |
51201 | 688 |
| clean_up_dependencies seen ((name, role, u, rule, deps) :: steps) = |
54811 | 689 |
(name, role, u, rule, map_filter (fn dep => find_first (is_same_atp_step dep) seen) deps) :: |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
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parents:
42966
diff
changeset
|
690 |
clean_up_dependencies (name :: seen) steps |
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
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diff
changeset
|
691 |
|
42975 | 692 |
fun clean_up_atp_proof_dependencies proof = clean_up_dependencies [] proof |
39452 | 693 |
|
50704 | 694 |
fun map_term_names_in_atp_proof f = |
695 |
let |
|
54820 | 696 |
fun map_type (AType ((s, clss), tys)) = AType ((f s, map f clss), map map_type tys) |
54811 | 697 |
| map_type (AFun (ty, ty')) = AFun (map_type ty, map_type ty') |
698 |
| map_type (APi (ss, ty)) = APi (map f ss, map_type ty) |
|
699 |
||
700 |
fun map_term (ATerm ((s, tys), ts)) = ATerm ((f s, map map_type tys), map map_term ts) |
|
701 |
| map_term (AAbs (((s, ty), tm), args)) = |
|
702 |
AAbs (((f s, map_type ty), map_term tm), map map_term args) |
|
703 |
||
56397 | 704 |
fun map_formula (AQuant (q, xs, phi)) = AQuant (q, map (apfst f) xs, map_formula phi) |
54811 | 705 |
| map_formula (AConn (c, phis)) = AConn (c, map map_formula phis) |
706 |
| map_formula (AAtom t) = AAtom (map_term t) |
|
707 |
||
56397 | 708 |
fun map_step (name, role, phi, rule, deps) = (name, role, map_formula phi, rule, deps) |
54811 | 709 |
in |
710 |
map map_step |
|
711 |
end |
|
39454 | 712 |
|
57261 | 713 |
fun nasty_name pool s = Symtab.lookup pool s |> the_default s |
50704 | 714 |
|
39454 | 715 |
fun nasty_atp_proof pool = |
50704 | 716 |
not (Symtab.is_empty pool) ? map_term_names_in_atp_proof (nasty_name pool) |
39454 | 717 |
|
39452 | 718 |
end; |