author | blanchet |
Mon, 02 May 2011 15:13:10 +0200 | |
changeset 42615 | 8d7039b6ad7a |
parent 42610 | def5846169ce |
child 42648 | 6099b85ae48e |
permissions | -rw-r--r-- |
39452 | 1 |
(* Title: HOL/Tools/ATP/atp_proof.ML |
2 |
Author: Lawrence C. Paulson, Cambridge University Computer Laboratory |
|
3 |
Author: Claire Quigley, Cambridge University Computer Laboratory |
|
4 |
Author: Jasmin Blanchette, TU Muenchen |
|
5 |
||
39454 | 6 |
Abstract representation of ATP proofs and TSTP/Vampire/SPASS syntax. |
39452 | 7 |
*) |
8 |
||
9 |
signature ATP_PROOF = |
|
10 |
sig |
|
11 |
type 'a fo_term = 'a ATP_Problem.fo_term |
|
42531
a462dbaa584f
added more rudimentary type support to Sledgehammer's ATP encoding
blanchet
parents:
42526
diff
changeset
|
12 |
type ('a, 'b, 'c) formula = ('a, 'b, 'c) ATP_Problem.formula |
39452 | 13 |
|
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
14 |
datatype failure = |
42587
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
15 |
Unprovable | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
16 |
IncompleteUnprovable | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
17 |
ProofMissing | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
18 |
UnsoundProof of bool | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
19 |
CantConnect | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
20 |
TimedOut | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
21 |
OutOfResources | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
22 |
SpassTooOld | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
23 |
VampireTooOld | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
24 |
NoPerl | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
25 |
NoLibwwwPerl | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
26 |
NoRealZ3 | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
27 |
MalformedInput | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
28 |
MalformedOutput | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
29 |
Interrupted | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
30 |
Crashed | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
31 |
InternalError | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
32 |
UnknownError of string |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
33 |
|
39455 | 34 |
type step_name = string * string option |
39452 | 35 |
|
39453
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
36 |
datatype 'a step = |
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
37 |
Definition of step_name * 'a * 'a | |
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
38 |
Inference of step_name * 'a * step_name list |
39452 | 39 |
|
42531
a462dbaa584f
added more rudimentary type support to Sledgehammer's ATP encoding
blanchet
parents:
42526
diff
changeset
|
40 |
type 'a proof = ('a, 'a, 'a fo_term) formula step list |
39452 | 41 |
|
39457 | 42 |
val strip_spaces : (char -> bool) -> string -> string |
41259
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
43 |
val short_output : bool -> string -> string |
41744 | 44 |
val string_for_failure : failure -> string |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
45 |
val extract_important_message : string -> string |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
46 |
val extract_known_failure : |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
47 |
(failure * string) list -> string -> failure option |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
48 |
val extract_tstplike_proof_and_outcome : |
42060
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
49 |
bool -> bool -> bool -> int -> (string * string) list |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
50 |
-> (failure * string) list -> string -> string * failure option |
39452 | 51 |
val is_same_step : step_name * step_name -> bool |
42449
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
52 |
val atp_proof_from_tstplike_proof : string -> string proof |
39454 | 53 |
val map_term_names_in_atp_proof : |
54 |
(string -> string) -> string proof -> string proof |
|
55 |
val nasty_atp_proof : string Symtab.table -> string proof -> string proof |
|
39452 | 56 |
end; |
57 |
||
58 |
structure ATP_Proof : ATP_PROOF = |
|
59 |
struct |
|
60 |
||
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
61 |
open ATP_Problem |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
62 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
63 |
datatype failure = |
42587
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
64 |
Unprovable | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
65 |
IncompleteUnprovable | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
66 |
ProofMissing | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
67 |
UnsoundProof of bool | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
68 |
CantConnect | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
69 |
TimedOut | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
70 |
OutOfResources | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
71 |
SpassTooOld | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
72 |
VampireTooOld | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
73 |
NoPerl | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
74 |
NoLibwwwPerl | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
75 |
NoRealZ3 | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
76 |
MalformedInput | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
77 |
MalformedOutput | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
78 |
Interrupted | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
79 |
Crashed | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
80 |
InternalError | |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
81 |
UnknownError of string |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
82 |
|
39452 | 83 |
fun strip_spaces_in_list _ [] = [] |
84 |
| strip_spaces_in_list _ [c1] = if Char.isSpace c1 then [] else [str c1] |
|
85 |
| strip_spaces_in_list is_evil [c1, c2] = |
|
86 |
strip_spaces_in_list is_evil [c1] @ strip_spaces_in_list is_evil [c2] |
|
87 |
| strip_spaces_in_list is_evil (c1 :: c2 :: c3 :: cs) = |
|
88 |
if Char.isSpace c1 then |
|
89 |
strip_spaces_in_list is_evil (c2 :: c3 :: cs) |
|
90 |
else if Char.isSpace c2 then |
|
91 |
if Char.isSpace c3 then |
|
92 |
strip_spaces_in_list is_evil (c1 :: c3 :: cs) |
|
93 |
else |
|
94 |
str c1 :: (if forall is_evil [c1, c3] then [" "] else []) @ |
|
95 |
strip_spaces_in_list is_evil (c3 :: cs) |
|
96 |
else |
|
97 |
str c1 :: strip_spaces_in_list is_evil (c2 :: c3 :: cs) |
|
98 |
fun strip_spaces is_evil = |
|
99 |
implode o strip_spaces_in_list is_evil o String.explode |
|
100 |
||
101 |
fun is_ident_char c = Char.isAlphaNum c orelse c = #"_" |
|
102 |
val strip_spaces_except_between_ident_chars = strip_spaces is_ident_char |
|
103 |
||
41259
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
104 |
fun elide_string threshold s = |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
105 |
if size s > threshold then |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
106 |
String.extract (s, 0, SOME (threshold div 2 - 5)) ^ " ...... " ^ |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
107 |
String.extract (s, size s - (threshold + 1) div 2 + 6, NONE) |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
108 |
else |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
109 |
s |
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
110 |
fun short_output verbose output = |
42060
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
111 |
if verbose then |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
112 |
if output = "" then "No details available" else elide_string 1000 output |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
113 |
else |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
114 |
"" |
41259
13972ced98d9
more precise error messages in "verbose" (or "debug") mode, following this morning's permission debacle
blanchet
parents:
41222
diff
changeset
|
115 |
|
41744 | 116 |
val missing_message_tail = |
117 |
" appears to be missing. You will need to install it if you want to invoke \ |
|
118 |
\remote provers." |
|
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
119 |
|
41744 | 120 |
fun string_for_failure Unprovable = |
121 |
"The problem is unprovable." |
|
122 |
| string_for_failure IncompleteUnprovable = |
|
123 |
"The prover gave up." |
|
124 |
| string_for_failure ProofMissing = |
|
125 |
"The prover claims the conjecture is a theorem but did not provide a proof." |
|
42587
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
126 |
| string_for_failure (UnsoundProof false) = |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
127 |
"The prover found a type-unsound proof (or, very unlikely, your axioms \ |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
128 |
\are inconsistent). Try passing the \"full_types\" option to Sledgehammer \ |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
129 |
\to avoid such spurious proofs." |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
130 |
| string_for_failure (UnsoundProof true) = |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
131 |
"The prover found a type-unsound proof even though a supposedly type-sound \ |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
132 |
\encoding was used (or, very unlikely, your axioms are inconsistent). You \ |
4fbb1de05169
fixed SPASS fact offset calculation and report unexpected unsound proofs with so-called sound encodings
blanchet
parents:
42550
diff
changeset
|
133 |
\might want to report this to the Isabelle developers." |
41744 | 134 |
| string_for_failure CantConnect = "Cannot connect to remote server." |
135 |
| string_for_failure TimedOut = "Timed out." |
|
136 |
| string_for_failure OutOfResources = "The prover ran out of resources." |
|
137 |
| string_for_failure SpassTooOld = |
|
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
138 |
"Isabelle requires a more recent version of SPASS with support for the \ |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
139 |
\TPTP syntax. To install it, download and extract the package \ |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
140 |
\\"http://isabelle.in.tum.de/dist/contrib/spass-3.7.tar.gz\" and add the \ |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
141 |
\\"spass-3.7\" directory's absolute path to " ^ |
41944
b97091ae583a
Path.print is the official way to show file-system paths to users -- note that Path.implode often indicates violation of the abstract datatype;
wenzelm
parents:
41744
diff
changeset
|
142 |
Path.print (Path.expand (Path.appends |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
143 |
(Path.variable "ISABELLE_HOME_USER" :: |
41944
b97091ae583a
Path.print is the official way to show file-system paths to users -- note that Path.implode often indicates violation of the abstract datatype;
wenzelm
parents:
41744
diff
changeset
|
144 |
map Path.basic ["etc", "components"]))) ^ |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
145 |
" on a line of its own." |
41744 | 146 |
| string_for_failure VampireTooOld = |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
147 |
"Isabelle requires a more recent version of Vampire. To install it, follow \ |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
148 |
\the instructions from the Sledgehammer manual (\"isabelle doc\ |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
149 |
\ sledgehammer\")." |
41744 | 150 |
| string_for_failure NoPerl = "Perl" ^ missing_message_tail |
151 |
| string_for_failure NoLibwwwPerl = |
|
152 |
"The Perl module \"libwww-perl\"" ^ missing_message_tail |
|
153 |
| string_for_failure NoRealZ3 = |
|
41222 | 154 |
"The environment variable \"Z3_REAL_SOLVER\" must be set to Z3's full path." |
41744 | 155 |
| string_for_failure MalformedInput = |
156 |
"The generated problem is malformed. Please report this to the Isabelle \ |
|
157 |
\developers." |
|
158 |
| string_for_failure MalformedOutput = "The prover output is malformed." |
|
159 |
| string_for_failure Crashed = "The prover crashed." |
|
160 |
| string_for_failure InternalError = "An internal prover error occurred." |
|
161 |
| string_for_failure (UnknownError string) = |
|
162 |
"A prover error occurred" ^ |
|
41334
3cb52cbf0eed
enable E weight generation with unofficial latest version of E (tentatively called E 1.2B) -- backed by Judgment Day
blanchet
parents:
41265
diff
changeset
|
163 |
(if string = "" then ". (Pass the \"verbose\" option for details.)" |
3cb52cbf0eed
enable E weight generation with unofficial latest version of E (tentatively called E 1.2B) -- backed by Judgment Day
blanchet
parents:
41265
diff
changeset
|
164 |
else ":\n" ^ string) |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
165 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
166 |
fun extract_delimited (begin_delim, end_delim) output = |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
167 |
output |> first_field begin_delim |> the |> snd |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
168 |
|> first_field end_delim |> the |> fst |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
169 |
|> first_field "\n" |> the |> snd |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
170 |
handle Option.Option => "" |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
171 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
172 |
val tstp_important_message_delims = |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
173 |
("% SZS start RequiredInformation", "% SZS end RequiredInformation") |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
174 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
175 |
fun extract_important_message output = |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
176 |
case extract_delimited tstp_important_message_delims output of |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
177 |
"" => "" |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
178 |
| s => s |> space_explode "\n" |> filter_out (curry (op =) "") |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
179 |
|> map (perhaps (try (unprefix "%"))) |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
180 |
|> map (perhaps (try (unprefix " "))) |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
181 |
|> space_implode "\n " |> quote |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
182 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
183 |
(* Splits by the first possible of a list of delimiters. *) |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
184 |
fun extract_tstplike_proof delims output = |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
185 |
case pairself (find_first (fn s => String.isSubstring s output)) |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
186 |
(ListPair.unzip delims) of |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
187 |
(SOME begin_delim, SOME end_delim) => |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
188 |
extract_delimited (begin_delim, end_delim) output |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
189 |
| _ => "" |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
190 |
|
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
191 |
fun extract_known_failure known_failures output = |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
192 |
known_failures |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
193 |
|> find_first (fn (_, pattern) => String.isSubstring pattern output) |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
194 |
|> Option.map fst |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
195 |
|
42060
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
196 |
fun extract_tstplike_proof_and_outcome debug verbose complete res_code |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
197 |
proof_delims known_failures output = |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
198 |
case extract_known_failure known_failures output of |
42060
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
199 |
NONE => |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
200 |
(case extract_tstplike_proof proof_delims output of |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
201 |
"" => |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
202 |
("", SOME (if res_code = 0 andalso (not debug orelse output = "") then |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
203 |
ProofMissing |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
204 |
else |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
205 |
UnknownError (short_output verbose output))) |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
206 |
| tstplike_proof => |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
207 |
if res_code = 0 then (tstplike_proof, NONE) |
889d767ce5f4
make Minimizer honor "verbose" and "debug" options better
blanchet
parents:
41944
diff
changeset
|
208 |
else ("", SOME (UnknownError (short_output verbose output)))) |
39491
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
209 |
| SOME failure => |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
210 |
("", SOME (if failure = IncompleteUnprovable andalso complete then |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
211 |
Unprovable |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
212 |
else |
2416666e6f94
refactoring: move ATP proof and error extraction code to "ATP_Proof" module
blanchet
parents:
39457
diff
changeset
|
213 |
failure)) |
39452 | 214 |
|
215 |
fun mk_anot (AConn (ANot, [phi])) = phi |
|
216 |
| mk_anot phi = AConn (ANot, [phi]) |
|
217 |
fun mk_aconn c (phi1, phi2) = AConn (c, [phi1, phi2]) |
|
218 |
||
39455 | 219 |
type step_name = string * string option |
39452 | 220 |
|
39455 | 221 |
fun is_same_step p = p |> pairself fst |> op = |
39452 | 222 |
|
223 |
fun step_name_ord p = |
|
39455 | 224 |
let val q = pairself fst p in |
39452 | 225 |
(* The "unprefix" part is to cope with remote Vampire's output. The proper |
226 |
solution would be to perform a topological sort, e.g. using the nice |
|
227 |
"Graph" functor. *) |
|
228 |
case pairself (Int.fromString o perhaps (try (unprefix "f"))) q of |
|
229 |
(NONE, NONE) => string_ord q |
|
230 |
| (NONE, SOME _) => LESS |
|
231 |
| (SOME _, NONE) => GREATER |
|
232 |
| (SOME i, SOME j) => int_ord (i, j) |
|
233 |
end |
|
234 |
||
39453
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
235 |
datatype 'a step = |
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
236 |
Definition of step_name * 'a * 'a | |
1740a2d6bef9
use the same TSTP/Vampire/SPASS parser for one-liners as for Isar proofs
blanchet
parents:
39452
diff
changeset
|
237 |
Inference of step_name * 'a * step_name list |
39452 | 238 |
|
42531
a462dbaa584f
added more rudimentary type support to Sledgehammer's ATP encoding
blanchet
parents:
42526
diff
changeset
|
239 |
type 'a proof = ('a, 'a, 'a fo_term) formula step list |
39452 | 240 |
|
241 |
fun step_name (Definition (name, _, _)) = name |
|
242 |
| step_name (Inference (name, _, _)) = name |
|
243 |
||
244 |
(**** PARSING OF TSTP FORMAT ****) |
|
245 |
||
42536 | 246 |
(* Strings enclosed in single quotes (e.g., file names) *) |
39452 | 247 |
val scan_general_id = |
248 |
$$ "'" |-- Scan.repeat (~$$ "'") --| $$ "'" >> implode |
|
249 |
|| Scan.repeat ($$ "$") -- Scan.many1 Symbol.is_letdig |
|
250 |
>> (fn (ss1, ss2) => implode ss1 ^ implode ss2) |
|
251 |
||
252 |
(* Generalized first-order terms, which include file names, numbers, etc. *) |
|
42594
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
253 |
fun parse_annotation x = |
42610
def5846169ce
make sure that "file" annotations are read correctly in SInE-E and E proofs
blanchet
parents:
42605
diff
changeset
|
254 |
((scan_general_id ::: Scan.repeat ($$ " " |-- scan_general_id)) |
def5846169ce
make sure that "file" annotations are read correctly in SInE-E and E proofs
blanchet
parents:
42605
diff
changeset
|
255 |
-- Scan.optional parse_annotation [] >> op @ |
42594
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
256 |
|| $$ "(" |-- parse_annotations --| $$ ")" |
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
257 |
|| $$ "[" |-- parse_annotations --| $$ "]") x |
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
258 |
and parse_annotations x = |
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
259 |
(Scan.optional (parse_annotation |
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
260 |
::: Scan.repeat ($$ "," |-- parse_annotation)) [] |
39452 | 261 |
>> flat) x |
262 |
||
263 |
(* Vampire proof lines sometimes contain needless information such as "(0:3)", |
|
264 |
which can be hard to disambiguate from function application in an LL(1) |
|
265 |
parser. As a workaround, we extend the TPTP term syntax with such detritus |
|
266 |
and ignore it. *) |
|
267 |
fun parse_vampire_detritus x = |
|
268 |
(scan_general_id |-- $$ ":" --| scan_general_id >> K []) x |
|
269 |
||
39454 | 270 |
fun parse_term x = |
271 |
(scan_general_id |
|
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42536
diff
changeset
|
272 |
--| Scan.option ($$ ":" -- scan_general_id) (* ignore TFF types for now *) |
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
|
273 |
-- Scan.optional ($$ "(" |-- (parse_vampire_detritus || parse_terms) |
1393514094d7
fixed more issues with the Vampire output parser, and added support for Vampire's TSTP output (--proof tptp)
blanchet
parents:
41201
diff
changeset
|
274 |
--| $$ ")") [] |
1393514094d7
fixed more issues with the Vampire output parser, and added support for Vampire's TSTP output (--proof tptp)
blanchet
parents:
41201
diff
changeset
|
275 |
--| Scan.optional ($$ "(" |-- parse_vampire_detritus --| $$ ")") [] |
39452 | 276 |
>> ATerm) x |
39454 | 277 |
and parse_terms x = (parse_term ::: Scan.repeat ($$ "," |-- parse_term)) x |
39452 | 278 |
|
39598 | 279 |
fun parse_atom x = |
280 |
(parse_term -- Scan.option (Scan.option ($$ "!") --| $$ "=" -- parse_term) |
|
281 |
>> (fn (u1, NONE) => AAtom u1 |
|
282 |
| (u1, SOME (NONE, u2)) => AAtom (ATerm ("c_equal", [u1, u2])) |
|
283 |
| (u1, SOME (SOME _, u2)) => |
|
284 |
mk_anot (AAtom (ATerm ("c_equal", [u1, u2]))))) x |
|
39452 | 285 |
|
286 |
fun fo_term_head (ATerm (s, _)) = s |
|
287 |
||
288 |
(* TPTP formulas are fully parenthesized, so we don't need to worry about |
|
289 |
operator precedence. *) |
|
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
290 |
fun parse_literal x = |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
291 |
((Scan.repeat ($$ "~") >> length) |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
292 |
-- ($$ "(" |-- parse_formula --| $$ ")" |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
293 |
|| parse_quantified_formula |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
294 |
|| parse_atom) |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
295 |
>> (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
|
296 |
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
|
297 |
(parse_literal |
39452 | 298 |
-- Scan.option ((Scan.this_string "=>" >> K AImplies |
299 |
|| Scan.this_string "<=>" >> K AIff |
|
300 |
|| Scan.this_string "<~>" >> K ANotIff |
|
301 |
|| Scan.this_string "<=" >> K AIf |
|
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
302 |
|| $$ "|" >> K AOr |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
303 |
|| $$ "&" >> K AAnd) |
39454 | 304 |
-- parse_formula) |
39452 | 305 |
>> (fn (phi1, NONE) => phi1 |
306 |
| (phi1, SOME (c, phi2)) => mk_aconn c (phi1, phi2))) x |
|
42605
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
307 |
and parse_quantified_formula x = |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
308 |
(($$ "!" >> K AForall || $$ "?" >> K AExists) |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
309 |
--| $$ "[" -- parse_terms --| $$ "]" --| $$ ":" -- parse_literal |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
310 |
>> (fn ((q, ts), phi) => |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
311 |
(* FIXME: TFF *) |
8734eb0033b3
Vampire sometimes generates formulas with ~ (not) followed by a quantified subformula, without parentheses -- parse these correctly
blanchet
parents:
42603
diff
changeset
|
312 |
AQuant (q, map (rpair NONE o fo_term_head) ts, phi))) x |
39452 | 313 |
|
314 |
val parse_tstp_extra_arguments = |
|
42594
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
315 |
Scan.optional ($$ "," |-- parse_annotation |
62398fdbb528
fixed parsing of multiple negations (e.g. ~~~p) found in Vampire proofs
blanchet
parents:
42587
diff
changeset
|
316 |
--| Scan.option ($$ "," |-- parse_annotations)) [] |
39452 | 317 |
|
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
|
318 |
val vampire_unknown_fact = "unknown" |
42536 | 319 |
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
|
320 |
|
42525
7a506b0b644f
distinguish FOF and TFF (typed first-order) in ATP abstract syntax tree
blanchet
parents:
42450
diff
changeset
|
321 |
(* Syntax: (cnf|fof|tff)\(<num>, <formula_role>, <formula> <extra_arguments>\). |
39452 | 322 |
The <num> could be an identifier, but we assume integers. *) |
42603 | 323 |
fun parse_tstp_line x = |
324 |
(((Scan.this_string "cnf" || Scan.this_string "fof" || Scan.this_string "tff") |
|
325 |
-- $$ "(") |
|
326 |
|-- scan_general_id --| $$ "," -- Symbol.scan_id --| $$ "," |
|
327 |
-- parse_formula -- parse_tstp_extra_arguments --| $$ ")" --| $$ "." |
|
328 |
>> (fn (((num, role), phi), deps) => |
|
329 |
let |
|
330 |
val (name, deps) = |
|
331 |
case deps of |
|
332 |
["file", _, s] => |
|
333 |
((num, |
|
334 |
if s = vampire_unknown_fact then NONE |
|
335 |
else SOME (s |> perhaps (try (unprefix tofof_fact_prefix)))), |
|
336 |
[]) |
|
337 |
| _ => ((num, NONE), deps) |
|
338 |
in |
|
339 |
case role of |
|
340 |
"definition" => |
|
341 |
(case phi of |
|
342 |
AConn (AIff, [phi1 as AAtom _, phi2]) => |
|
343 |
Definition (name, phi1, phi2) |
|
344 |
| AAtom (ATerm ("c_equal", _)) => |
|
345 |
(* Vampire's equality proxy axiom *) |
|
346 |
Inference (name, phi, map (rpair NONE) deps) |
|
347 |
| _ => raise Fail "malformed definition") |
|
348 |
| _ => Inference (name, phi, map (rpair NONE) deps) |
|
349 |
end)) x |
|
39452 | 350 |
|
351 |
(**** PARSING OF VAMPIRE OUTPUT ****) |
|
352 |
||
41146 | 353 |
val parse_vampire_braced_stuff = |
41201
208bd47b6f29
generalize the Vampire parser some more to cope with things like "{2, 3\}" seen in some proofs
blanchet
parents:
41146
diff
changeset
|
354 |
$$ "{" -- Scan.repeat (scan_general_id --| Scan.option ($$ ",")) -- $$ "}" |
42615 | 355 |
fun parse_vampire_parenthesized_detritus x = |
356 |
($$ "(" |-- parse_vampire_detritus --| $$ ")") x |
|
41146 | 357 |
|
39452 | 358 |
(* Syntax: <num>. <formula> <annotation> *) |
42603 | 359 |
fun parse_vampire_line x = |
360 |
(scan_general_id --| $$ "." -- parse_formula |
|
361 |
--| Scan.option parse_vampire_braced_stuff |
|
362 |
--| Scan.option parse_vampire_parenthesized_detritus |
|
363 |
-- parse_annotation |
|
364 |
>> (fn ((num, phi), deps) => |
|
365 |
Inference ((num, NONE), phi, map (rpair NONE) deps))) x |
|
39452 | 366 |
|
367 |
(**** PARSING OF SPASS OUTPUT ****) |
|
368 |
||
369 |
(* SPASS returns clause references of the form "x.y". We ignore "y", whose role |
|
370 |
is not clear anyway. *) |
|
371 |
val parse_dot_name = scan_general_id --| $$ "." --| scan_general_id |
|
372 |
||
373 |
val parse_spass_annotations = |
|
374 |
Scan.optional ($$ ":" |-- Scan.repeat (parse_dot_name |
|
375 |
--| Scan.option ($$ ","))) [] |
|
376 |
||
377 |
(* It is not clear why some literals are followed by sequences of stars and/or |
|
378 |
pluses. We ignore them. *) |
|
39602 | 379 |
fun parse_decorated_atom x = |
380 |
(parse_atom --| Scan.repeat ($$ "*" || $$ "+" || $$ " ")) x |
|
39452 | 381 |
|
382 |
fun mk_horn ([], []) = AAtom (ATerm ("c_False", [])) |
|
383 |
| mk_horn ([], pos_lits) = foldr1 (mk_aconn AOr) pos_lits |
|
384 |
| mk_horn (neg_lits, []) = mk_anot (foldr1 (mk_aconn AAnd) neg_lits) |
|
385 |
| mk_horn (neg_lits, pos_lits) = |
|
386 |
mk_aconn AImplies (foldr1 (mk_aconn AAnd) neg_lits, |
|
387 |
foldr1 (mk_aconn AOr) pos_lits) |
|
388 |
||
39645 | 389 |
fun parse_horn_clause x = |
390 |
(Scan.repeat parse_decorated_atom --| $$ "|" --| $$ "|" |
|
391 |
-- Scan.repeat parse_decorated_atom --| $$ "-" --| $$ ">" |
|
392 |
-- Scan.repeat parse_decorated_atom |
|
393 |
>> (mk_horn o apfst (op @))) x |
|
39452 | 394 |
|
395 |
(* Syntax: <num>[0:<inference><annotations>] |
|
396 |
<atoms> || <atoms> -> <atoms>. *) |
|
39645 | 397 |
fun parse_spass_line x = |
398 |
(scan_general_id --| $$ "[" --| $$ "0" --| $$ ":" --| Symbol.scan_id |
|
399 |
-- parse_spass_annotations --| $$ "]" -- parse_horn_clause --| $$ "." |
|
400 |
>> (fn ((num, deps), u) => |
|
401 |
Inference ((num, NONE), u, map (rpair NONE) deps))) x |
|
39452 | 402 |
|
39645 | 403 |
fun parse_line x = (parse_tstp_line || parse_vampire_line || parse_spass_line) x |
39454 | 404 |
val parse_proof = |
39452 | 405 |
fst o Scan.finite Symbol.stopper |
406 |
(Scan.error (!! (fn _ => raise Fail "unrecognized ATP output") |
|
39454 | 407 |
(Scan.repeat1 parse_line))) |
40627
becf5d5187cc
renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents:
40553
diff
changeset
|
408 |
o raw_explode o strip_spaces_except_between_ident_chars |
39452 | 409 |
|
410 |
fun clean_up_dependency seen dep = find_first (curry is_same_step dep) seen |
|
411 |
fun clean_up_dependencies _ [] = [] |
|
412 |
| clean_up_dependencies seen ((step as Definition (name, _, _)) :: steps) = |
|
413 |
step :: clean_up_dependencies (name :: seen) steps |
|
414 |
| clean_up_dependencies seen (Inference (name, u, deps) :: steps) = |
|
415 |
Inference (name, u, map_filter (clean_up_dependency seen) deps) :: |
|
416 |
clean_up_dependencies (name :: seen) steps |
|
417 |
||
42449
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
418 |
fun atp_proof_from_tstplike_proof "" = [] |
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
419 |
| atp_proof_from_tstplike_proof s = |
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
420 |
s ^ "$" (* the $ sign acts as a sentinel (FIXME: needed?) *) |
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
421 |
|> parse_proof |
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
422 |
|> sort (step_name_ord o pairself step_name) |
494e4ac5b0f8
detect some unsound proofs before showing them to the user
blanchet
parents:
42060
diff
changeset
|
423 |
|> clean_up_dependencies [] |
39452 | 424 |
|
39454 | 425 |
fun map_term_names_in_term f (ATerm (s, ts)) = |
426 |
ATerm (f s, map (map_term_names_in_term f) ts) |
|
427 |
fun map_term_names_in_formula f (AQuant (q, xs, phi)) = |
|
428 |
AQuant (q, xs, map_term_names_in_formula f phi) |
|
429 |
| map_term_names_in_formula f (AConn (c, phis)) = |
|
430 |
AConn (c, map (map_term_names_in_formula f) phis) |
|
431 |
| map_term_names_in_formula f (AAtom t) = AAtom (map_term_names_in_term f t) |
|
432 |
fun map_term_names_in_step f (Definition (name, phi1, phi2)) = |
|
433 |
Definition (name, map_term_names_in_formula f phi1, |
|
434 |
map_term_names_in_formula f phi2) |
|
435 |
| map_term_names_in_step f (Inference (name, phi, deps)) = |
|
436 |
Inference (name, map_term_names_in_formula f phi, deps) |
|
437 |
fun map_term_names_in_atp_proof f = map (map_term_names_in_step f) |
|
438 |
||
439 |
fun nasty_name pool s = s |> Symtab.lookup pool |> the_default s |
|
440 |
fun nasty_atp_proof pool = |
|
441 |
if Symtab.is_empty pool then I |
|
442 |
else map_term_names_in_atp_proof (nasty_name pool) |
|
443 |
||
39452 | 444 |
end; |