author | blanchet |
Sat, 11 Sep 2010 10:20:25 +0200 | |
changeset 39316 | b6c4385ab400 |
parent 38857 | 97775f3e8722 |
child 39345 | 062c10ff848c |
permissions | -rw-r--r-- |
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(* Title: HOL/Tools/Nitpick/nitpick.ML |
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Author: Jasmin Blanchette, TU Muenchen |
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Copyright 2008, 2009, 2010 |
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Finite model generation for HOL formulas using Kodkod. |
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*) |
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signature NITPICK = |
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sig |
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type styp = Nitpick_Util.styp |
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type term_postprocessor = Nitpick_Model.term_postprocessor |
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type params = |
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{cards_assigns: (typ option * int list) list, |
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maxes_assigns: (styp option * int list) list, |
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iters_assigns: (styp option * int list) list, |
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bitss: int list, |
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bisim_depths: int list, |
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boxes: (typ option * bool option) list, |
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finitizes: (typ option * bool option) list, |
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monos: (typ option * bool option) list, |
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stds: (typ option * bool) list, |
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wfs: (styp option * bool option) list, |
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sat_solver: string, |
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blocking: bool, |
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falsify: bool, |
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debug: bool, |
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verbose: bool, |
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overlord: bool, |
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user_axioms: bool option, |
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assms: bool, |
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whacks: term list, |
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merge_type_vars: bool, |
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binary_ints: bool option, |
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destroy_constrs: bool, |
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specialize: bool, |
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star_linear_preds: bool, |
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fast_descrs: bool, |
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peephole_optim: bool, |
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datatype_sym_break: int, |
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kodkod_sym_break: int, |
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timeout: Time.time option, |
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tac_timeout: Time.time option, |
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max_threads: int, |
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show_datatypes: bool, |
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show_consts: bool, |
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evals: term list, |
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formats: (term option * int list) list, |
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atomss: (typ option * string list) list, |
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max_potential: int, |
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max_genuine: int, |
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check_potential: bool, |
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check_genuine: bool, |
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batch_size: int, |
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expect: string} |
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val register_frac_type : string -> (string * string) list -> theory -> theory |
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val unregister_frac_type : string -> theory -> theory |
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val register_codatatype : typ -> string -> styp list -> theory -> theory |
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val unregister_codatatype : typ -> theory -> theory |
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val register_term_postprocessor : |
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typ -> term_postprocessor -> theory -> theory |
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val unregister_term_postprocessor : typ -> theory -> theory |
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val pick_nits_in_term : |
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Proof.state -> params -> bool -> int -> int -> int -> (term * term) list |
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-> term list -> term -> string * Proof.state |
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val pick_nits_in_subgoal : |
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Proof.state -> params -> bool -> int -> int -> string * Proof.state |
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end; |
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structure Nitpick : NITPICK = |
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struct |
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||
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open Nitpick_Util |
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open Nitpick_HOL |
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open Nitpick_Preproc |
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open Nitpick_Mono |
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open Nitpick_Scope |
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open Nitpick_Peephole |
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open Nitpick_Rep |
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open Nitpick_Nut |
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open Nitpick_Kodkod |
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open Nitpick_Model |
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structure KK = Kodkod |
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type params = |
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{cards_assigns: (typ option * int list) list, |
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maxes_assigns: (styp option * int list) list, |
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iters_assigns: (styp option * int list) list, |
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bitss: int list, |
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bisim_depths: int list, |
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boxes: (typ option * bool option) list, |
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finitizes: (typ option * bool option) list, |
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monos: (typ option * bool option) list, |
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stds: (typ option * bool) list, |
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wfs: (styp option * bool option) list, |
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sat_solver: string, |
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blocking: bool, |
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falsify: bool, |
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debug: bool, |
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verbose: bool, |
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overlord: bool, |
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user_axioms: bool option, |
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assms: bool, |
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whacks: term list, |
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merge_type_vars: bool, |
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binary_ints: bool option, |
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destroy_constrs: bool, |
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specialize: bool, |
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star_linear_preds: bool, |
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fast_descrs: bool, |
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peephole_optim: bool, |
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datatype_sym_break: int, |
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kodkod_sym_break: int, |
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timeout: Time.time option, |
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tac_timeout: Time.time option, |
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max_threads: int, |
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show_datatypes: bool, |
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show_consts: bool, |
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evals: term list, |
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formats: (term option * int list) list, |
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atomss: (typ option * string list) list, |
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max_potential: int, |
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max_genuine: int, |
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check_potential: bool, |
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check_genuine: bool, |
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batch_size: int, |
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expect: string} |
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(* TODO: eliminate these historical aliases *) |
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val register_frac_type = Nitpick_HOL.register_frac_type_global |
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val unregister_frac_type = Nitpick_HOL.unregister_frac_type_global |
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val register_codatatype = Nitpick_HOL.register_codatatype_global |
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val unregister_codatatype = Nitpick_HOL.unregister_codatatype_global |
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val register_term_postprocessor = |
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Nitpick_Model.register_term_postprocessor_global |
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val unregister_term_postprocessor = |
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Nitpick_Model.unregister_term_postprocessor_global |
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type problem_extension = |
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{free_names: nut list, |
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sel_names: nut list, |
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nonsel_names: nut list, |
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changeset
|
144 |
rel_table: nut NameTable.table, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
145 |
unsound: bool, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
146 |
scope: scope} |
39316
b6c4385ab400
change defaults of Auto Nitpick so that it consumes less resources (time and Kodkod threads)
blanchet
parents:
38857
diff
changeset
|
147 |
|
34126 | 148 |
type rich_problem = KK.problem * problem_extension |
33192 | 149 |
|
150 |
fun pretties_for_formulas _ _ [] = [] |
|
151 |
| pretties_for_formulas ctxt s ts = |
|
152 |
[Pretty.str (s ^ plural_s_for_list ts ^ ":"), |
|
153 |
Pretty.indent indent_size (Pretty.chunks |
|
154 |
(map2 (fn j => fn t => |
|
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
34039
diff
changeset
|
155 |
Pretty.block [t |> shorten_names_in_term |
33192 | 156 |
|> Syntax.pretty_term ctxt, |
157 |
Pretty.str (if j = 1 then "." else ";")]) |
|
158 |
(length ts downto 1) ts))] |
|
159 |
||
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
160 |
fun install_java_message () = |
38517 | 161 |
"Nitpick requires a Java 1.5 virtual machine called \"java\"." |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
162 |
fun install_kodkodi_message () = |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
163 |
"Nitpick requires the external Java program Kodkodi. To install it, download \ |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
164 |
\the package from Isabelle's web page and add the \"kodkodi-x.y.z\" \ |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
165 |
\directory's full path to \"" ^ |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
166 |
Path.implode (Path.expand (Path.appends |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
167 |
(Path.variable "ISABELLE_HOME_USER" :: |
36266 | 168 |
map Path.basic ["etc", "components"]))) ^ "\" on a line of its own." |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
169 |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
170 |
val max_unsound_delay_ms = 200 |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
171 |
val max_unsound_delay_percent = 2 |
33192 | 172 |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
173 |
fun unsound_delay_for_timeout NONE = max_unsound_delay_ms |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
174 |
| unsound_delay_for_timeout (SOME timeout) = |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
175 |
Int.max (0, Int.min (max_unsound_delay_ms, |
33192 | 176 |
Time.toMilliseconds timeout |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
177 |
* max_unsound_delay_percent div 100)) |
33192 | 178 |
|
179 |
fun passed_deadline NONE = false |
|
180 |
| passed_deadline (SOME time) = Time.compare (Time.now (), time) <> LESS |
|
181 |
||
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset
|
182 |
fun none_true assigns = forall (not_equal (SOME true) o snd) assigns |
33192 | 183 |
|
34038
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
184 |
val syntactic_sorts = |
38857
97775f3e8722
renamed class/constant eq to equal; tuned some instantiations
haftmann
parents:
38517
diff
changeset
|
185 |
@{sort "{default,zero,one,plus,minus,uminus,times,inverse,abs,sgn,ord,equal}"} @ |
34038
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
186 |
@{sort number} |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
187 |
fun has_tfree_syntactic_sort (TFree (_, S as _ :: _)) = |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
188 |
subset (op =) (S, syntactic_sorts) |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
189 |
| has_tfree_syntactic_sort _ = false |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
190 |
val has_syntactic_sorts = exists_type (exists_subtype has_tfree_syntactic_sort) |
33192 | 191 |
|
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
192 |
fun plazy f = Pretty.blk (0, pstrs (f ())) |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
193 |
|
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
194 |
fun pick_them_nits_in_term deadline state (params : params) auto i n step |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
195 |
subst assm_ts orig_t = |
33192 | 196 |
let |
197 |
val timer = Timer.startRealTimer () |
|
34935
cb011ba38950
removed the Nitpick code that loaded the "Nitpick" theory explicitly if it's not already loaded, because this didn't work properly and is of doubtful value
blanchet
parents:
34126
diff
changeset
|
198 |
val thy = Proof.theory_of state |
cb011ba38950
removed the Nitpick code that loaded the "Nitpick" theory explicitly if it's not already loaded, because this didn't work properly and is of doubtful value
blanchet
parents:
34126
diff
changeset
|
199 |
val ctxt = Proof.context_of state |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
200 |
(* FIXME: reintroduce code before new release: |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
201 |
|
37216
3165bc303f66
modernized some structure names, keeping a few legacy aliases;
wenzelm
parents:
37213
diff
changeset
|
202 |
val nitpick_thy = Thy_Info.get_theory "Nitpick" |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
203 |
val _ = Theory.subthy (nitpick_thy, thy) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
204 |
error "You must import the theory \"Nitpick\" to use Nitpick" |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
205 |
*) |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
206 |
val {cards_assigns, maxes_assigns, iters_assigns, bitss, bisim_depths, |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
207 |
boxes, finitizes, monos, stds, wfs, sat_solver, falsify, debug, |
38209 | 208 |
verbose, overlord, user_axioms, assms, whacks, merge_type_vars, |
209 |
binary_ints, destroy_constrs, specialize, star_linear_preds, |
|
210 |
fast_descrs, peephole_optim, datatype_sym_break, kodkod_sym_break, |
|
211 |
tac_timeout, max_threads, show_datatypes, show_consts, evals, formats, |
|
212 |
atomss, max_potential, max_genuine, check_potential, check_genuine, |
|
213 |
batch_size, ...} = params |
|
33192 | 214 |
val state_ref = Unsynchronized.ref state |
215 |
val pprint = |
|
216 |
if auto then |
|
217 |
Unsynchronized.change state_ref o Proof.goal_message o K |
|
33561
ab01b72715ef
introduced Auto Nitpick in addition to Auto Quickcheck;
blanchet
parents:
33558
diff
changeset
|
218 |
o Pretty.chunks o cons (Pretty.str "") o single |
33192 | 219 |
o Pretty.mark Markup.hilite |
220 |
else |
|
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
221 |
(fn s => (priority s; if debug then tracing s else ())) |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
222 |
o Pretty.string_of |
33192 | 223 |
fun pprint_m f = () |> not auto ? pprint o f |
224 |
fun pprint_v f = () |> verbose ? pprint o f |
|
225 |
fun pprint_d f = () |> debug ? pprint o f |
|
226 |
val print = pprint o curry Pretty.blk 0 o pstrs |
|
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
227 |
val print_g = pprint o Pretty.str |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
228 |
val print_m = pprint_m o K o plazy |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
229 |
val print_v = pprint_v o K o plazy |
33192 | 230 |
|
231 |
fun check_deadline () = |
|
232 |
if debug andalso passed_deadline deadline then raise TimeLimit.TimeOut |
|
233 |
else () |
|
234 |
fun do_interrupted () = |
|
235 |
if passed_deadline deadline then raise TimeLimit.TimeOut |
|
236 |
else raise Interrupt |
|
237 |
||
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
238 |
val assm_ts = if assms orelse auto then assm_ts else [] |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
239 |
val _ = |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
240 |
if step = 0 then |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
241 |
print_m (fn () => "Nitpicking formula...") |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
242 |
else |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
243 |
pprint_m (fn () => Pretty.chunks ( |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
244 |
pretties_for_formulas ctxt ("Nitpicking " ^ |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
245 |
(if i <> 1 orelse n <> 1 then |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
246 |
"subgoal " ^ string_of_int i ^ " of " ^ string_of_int n |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
247 |
else |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
248 |
"goal")) [Logic.list_implies (assm_ts, orig_t)])) |
33192 | 249 |
val neg_t = if falsify then Logic.mk_implies (orig_t, @{prop False}) |
250 |
else orig_t |
|
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
251 |
val tfree_table = |
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
252 |
if merge_type_vars then |
38212
a7e92239922f
improved "merge_type_vars" option: map supersorts to subsorts, to avoid distinguishing, say, "{}", and "HOL.type"
blanchet
parents:
38209
diff
changeset
|
253 |
merged_type_var_table_for_terms thy (neg_t :: assm_ts @ evals) |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
254 |
else |
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
255 |
[] |
38212
a7e92239922f
improved "merge_type_vars" option: map supersorts to subsorts, to avoid distinguishing, say, "{}", and "HOL.type"
blanchet
parents:
38209
diff
changeset
|
256 |
val neg_t = merge_type_vars_in_term thy merge_type_vars tfree_table neg_t |
a7e92239922f
improved "merge_type_vars" option: map supersorts to subsorts, to avoid distinguishing, say, "{}", and "HOL.type"
blanchet
parents:
38209
diff
changeset
|
257 |
val assm_ts = map (merge_type_vars_in_term thy merge_type_vars tfree_table) |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
258 |
assm_ts |
38212
a7e92239922f
improved "merge_type_vars" option: map supersorts to subsorts, to avoid distinguishing, say, "{}", and "HOL.type"
blanchet
parents:
38209
diff
changeset
|
259 |
val evals = map (merge_type_vars_in_term thy merge_type_vars tfree_table) |
a7e92239922f
improved "merge_type_vars" option: map supersorts to subsorts, to avoid distinguishing, say, "{}", and "HOL.type"
blanchet
parents:
38209
diff
changeset
|
260 |
evals |
33192 | 261 |
val original_max_potential = max_potential |
262 |
val original_max_genuine = max_genuine |
|
263 |
val max_bisim_depth = fold Integer.max bisim_depths ~1 |
|
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
264 |
val case_names = case_const_names ctxt stds |
37256
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
265 |
val (defs, built_in_nondefs, user_nondefs) = all_axioms_of ctxt subst |
35335 | 266 |
val def_table = const_def_table ctxt subst defs |
33192 | 267 |
val nondef_table = const_nondef_table (built_in_nondefs @ user_nondefs) |
35335 | 268 |
val simp_table = Unsynchronized.ref (const_simp_table ctxt subst) |
269 |
val psimp_table = const_psimp_table ctxt subst |
|
35807
e4d1b5cbd429
added support for "specification" and "ax_specification" constructs to Nitpick
blanchet
parents:
35711
diff
changeset
|
270 |
val choice_spec_table = const_choice_spec_table ctxt subst |
e4d1b5cbd429
added support for "specification" and "ax_specification" constructs to Nitpick
blanchet
parents:
35711
diff
changeset
|
271 |
val user_nondefs = |
e4d1b5cbd429
added support for "specification" and "ax_specification" constructs to Nitpick
blanchet
parents:
35711
diff
changeset
|
272 |
user_nondefs |> filter_out (is_choice_spec_axiom thy choice_spec_table) |
35335 | 273 |
val intro_table = inductive_intro_table ctxt subst def_table |
33192 | 274 |
val ground_thm_table = ground_theorem_table thy |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
275 |
val ersatz_table = ersatz_table ctxt |
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset
|
276 |
val (hol_ctxt as {wf_cache, ...}) = |
33192 | 277 |
{thy = thy, ctxt = ctxt, max_bisim_depth = max_bisim_depth, boxes = boxes, |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
278 |
stds = stds, wfs = wfs, user_axioms = user_axioms, debug = debug, |
38209 | 279 |
whacks = whacks, binary_ints = binary_ints, |
280 |
destroy_constrs = destroy_constrs, specialize = specialize, |
|
281 |
star_linear_preds = star_linear_preds, fast_descrs = fast_descrs, |
|
282 |
tac_timeout = tac_timeout, evals = evals, case_names = case_names, |
|
283 |
def_table = def_table, nondef_table = nondef_table, |
|
284 |
user_nondefs = user_nondefs, simp_table = simp_table, |
|
285 |
psimp_table = psimp_table, choice_spec_table = choice_spec_table, |
|
286 |
intro_table = intro_table, ground_thm_table = ground_thm_table, |
|
287 |
ersatz_table = ersatz_table, skolems = Unsynchronized.ref [], |
|
288 |
special_funs = Unsynchronized.ref [], |
|
33580
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33568
diff
changeset
|
289 |
unrolled_preds = Unsynchronized.ref [], wf_cache = Unsynchronized.ref [], |
45c33e97cb86
added datatype constructor cache in Nitpick (to speed up the scope enumeration) and never test more than 4096 scopes
blanchet
parents:
33568
diff
changeset
|
290 |
constr_cache = Unsynchronized.ref []} |
38170 | 291 |
val pseudo_frees = fold Term.add_frees assm_ts [] |
292 |
val real_frees = subtract (op =) pseudo_frees (Term.add_frees neg_t []) |
|
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
293 |
val _ = null (fold Term.add_tvars (neg_t :: assm_ts) []) orelse |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
294 |
raise NOT_SUPPORTED "schematic type variables" |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
295 |
val (nondef_ts, def_ts, got_all_mono_user_axioms, no_poly_user_axioms, |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
296 |
binarize) = preprocess_formulas hol_ctxt finitizes monos assm_ts neg_t |
33192 | 297 |
val got_all_user_axioms = |
298 |
got_all_mono_user_axioms andalso no_poly_user_axioms |
|
299 |
||
300 |
fun print_wf (x, (gfp, wf)) = |
|
301 |
pprint (Pretty.blk (0, |
|
302 |
pstrs ("The " ^ (if gfp then "co" else "") ^ "inductive predicate \"") |
|
303 |
@ Syntax.pretty_term ctxt (Const x) :: |
|
304 |
pstrs (if wf then |
|
305 |
"\" was proved well-founded. Nitpick can compute it \ |
|
306 |
\efficiently." |
|
307 |
else |
|
308 |
"\" could not be proved well-founded. Nitpick might need to \ |
|
309 |
\unroll it."))) |
|
310 |
val _ = if verbose then List.app print_wf (!wf_cache) else () |
|
38171
5f2ea92319e0
fix soundness bug w.r.t. "Suc" with "binary_ints"
blanchet
parents:
38170
diff
changeset
|
311 |
val das_wort_formula = if falsify then "Negated conjecture" else "Formula" |
33192 | 312 |
val _ = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
313 |
pprint_d (fn () => Pretty.chunks |
38171
5f2ea92319e0
fix soundness bug w.r.t. "Suc" with "binary_ints"
blanchet
parents:
38170
diff
changeset
|
314 |
(pretties_for_formulas ctxt das_wort_formula [hd nondef_ts] @ |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
315 |
pretties_for_formulas ctxt "Relevant definitional axiom" def_ts @ |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
316 |
pretties_for_formulas ctxt "Relevant nondefinitional axiom" |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
317 |
(tl nondef_ts))) |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
318 |
val _ = List.app (ignore o Term.type_of) (nondef_ts @ def_ts) |
33192 | 319 |
handle TYPE (_, Ts, ts) => |
320 |
raise TYPE ("Nitpick.pick_them_nits_in_term", Ts, ts) |
|
321 |
||
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
322 |
val nondef_us = map (nut_from_term hol_ctxt Eq) nondef_ts |
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset
|
323 |
val def_us = map (nut_from_term hol_ctxt DefEq) def_ts |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
324 |
val (free_names, const_names) = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
325 |
fold add_free_and_const_names (nondef_us @ def_us) ([], []) |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
326 |
val (sel_names, nonsel_names) = |
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
327 |
List.partition (is_sel o nickname_of) const_names |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
328 |
val sound_finitizes = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
329 |
none_true (filter_out (fn (SOME (Type (@{type_name fun}, _)), _) => true |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
330 |
| _ => false) finitizes) |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
331 |
val standard = forall snd stds |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
332 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
333 |
val _ = List.app (print_g o string_for_nut ctxt) (nondef_us @ def_us) |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
334 |
*) |
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
335 |
|
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
34039
diff
changeset
|
336 |
val unique_scope = forall (curry (op =) 1 o length o snd) cards_assigns |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
337 |
fun monotonicity_message Ts extra = |
38188 | 338 |
let val pretties = map (pretty_maybe_quote o pretty_for_type ctxt) Ts in |
339 |
Pretty.blk (0, |
|
340 |
pstrs ("The type" ^ plural_s_for_list pretties ^ " ") @ |
|
341 |
pretty_serial_commas "and" pretties @ |
|
342 |
pstrs (" " ^ |
|
343 |
(if none_true monos then |
|
344 |
"passed the monotonicity test" |
|
345 |
else |
|
346 |
(if length pretties = 1 then "is" else "are") ^ " considered monotonic") ^ |
|
347 |
". " ^ extra)) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
348 |
end |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
349 |
fun is_type_fundamentally_monotonic T = |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
350 |
(is_datatype ctxt stds T andalso not (is_quot_type ctxt T) andalso |
37256
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
351 |
(not (is_pure_typedef ctxt T) orelse is_univ_typedef ctxt T)) orelse |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
352 |
is_number_type ctxt T orelse is_bit_type T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
353 |
fun is_type_actually_monotonic T = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
354 |
formulas_monotonic hol_ctxt binarize T (nondef_ts, def_ts) |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
355 |
fun is_type_kind_of_monotonic T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
356 |
case triple_lookup (type_match thy) monos T of |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
357 |
SOME (SOME false) => false |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
358 |
| _ => is_type_actually_monotonic T |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
359 |
fun is_type_monotonic T = |
33192 | 360 |
unique_scope orelse |
361 |
case triple_lookup (type_match thy) monos T of |
|
362 |
SOME (SOME b) => b |
|
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
363 |
| _ => is_type_fundamentally_monotonic T orelse |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
364 |
is_type_actually_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
365 |
fun is_shallow_datatype_finitizable (T as Type (@{type_name fin_fun}, _)) = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
366 |
is_type_kind_of_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
367 |
| is_shallow_datatype_finitizable (T as Type (@{type_name fun_box}, _)) = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
368 |
is_type_kind_of_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
369 |
| is_shallow_datatype_finitizable T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
370 |
case triple_lookup (type_match thy) finitizes T of |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
371 |
SOME (SOME b) => b |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
372 |
| _ => is_type_kind_of_monotonic T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
373 |
fun is_datatype_deep T = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
374 |
not standard orelse T = nat_T orelse is_word_type T orelse |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
375 |
exists (curry (op =) T o domain_type o type_of) sel_names |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
376 |
val all_Ts = ground_types_in_terms hol_ctxt binarize (nondef_ts @ def_ts) |
35408 | 377 |
|> sort Term_Ord.typ_ord |
38214 | 378 |
val _ = |
379 |
if verbose andalso binary_ints = SOME true andalso |
|
380 |
exists (member (op =) [nat_T, int_T]) all_Ts then |
|
381 |
print_v (K "The option \"binary_ints\" will be ignored because of the \ |
|
382 |
\presence of rationals, reals, \"Suc\", \"gcd\", or \"lcm\" \ |
|
383 |
\in the problem or because of the \"non_std\" option.") |
|
384 |
else |
|
385 |
() |
|
386 |
val _ = |
|
387 |
if not auto andalso |
|
388 |
exists (fn Type (@{type_name Datatype.node}, _) => true | _ => false) |
|
389 |
all_Ts then |
|
390 |
print_m (K ("Warning: The problem involves directly or indirectly the \ |
|
391 |
\internal type " ^ quote @{type_name Datatype.node} ^ |
|
392 |
". This type is very Nitpick-unfriendly, and its presence \ |
|
393 |
\usually indicates either a failure in abstraction or a \ |
|
394 |
\bug in Nitpick.")) |
|
395 |
else |
|
396 |
() |
|
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
397 |
val (mono_Ts, nonmono_Ts) = List.partition is_type_monotonic all_Ts |
33192 | 398 |
val _ = |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
399 |
if verbose andalso not unique_scope then |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
400 |
case filter_out is_type_fundamentally_monotonic mono_Ts of |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
401 |
[] => () |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
402 |
| interesting_mono_Ts => |
38188 | 403 |
pprint_v (K (monotonicity_message interesting_mono_Ts |
404 |
"Nitpick might be able to skip some scopes.")) |
|
33192 | 405 |
else |
406 |
() |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
407 |
val (deep_dataTs, shallow_dataTs) = |
37256
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
408 |
all_Ts |> filter (is_datatype ctxt stds) |
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
409 |
|> List.partition is_datatype_deep |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
410 |
val finitizable_dataTs = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
411 |
shallow_dataTs |> filter_out (is_finite_type hol_ctxt) |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
412 |
|> filter is_shallow_datatype_finitizable |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
413 |
val _ = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
414 |
if verbose andalso not (null finitizable_dataTs) then |
38188 | 415 |
pprint_v (K (monotonicity_message finitizable_dataTs |
416 |
"Nitpick can use a more precise finite encoding.")) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
417 |
else |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
418 |
() |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
419 |
(* This detection code is an ugly hack. Fortunately, it is used only to |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
420 |
provide a hint to the user. *) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
421 |
fun is_struct_induct_step (name, (Rule_Cases.Case {fixes, assumes, ...}, _)) = |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
422 |
not (null fixes) andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
423 |
exists (String.isSuffix ".hyps" o fst) assumes andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
424 |
exists (exists (curry (op =) name o shortest_name o fst) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
425 |
o datatype_constrs hol_ctxt) deep_dataTs |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
426 |
val likely_in_struct_induct_step = |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
427 |
exists is_struct_induct_step (ProofContext.cases_of ctxt) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
428 |
val _ = if standard andalso likely_in_struct_induct_step then |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
429 |
pprint_m (fn () => Pretty.blk (0, |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
430 |
pstrs "Hint: To check that the induction hypothesis is \ |
35177 | 431 |
\general enough, try this command: " @ |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
432 |
[Pretty.mark Markup.sendback (Pretty.blk (0, |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
433 |
pstrs ("nitpick [non_std, show_all]")))] @ pstrs ".")) |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
434 |
else |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
435 |
() |
33192 | 436 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
437 |
val _ = print_g "Monotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
438 |
val _ = List.app (print_g o string_for_type ctxt) mono_Ts |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
439 |
val _ = print_g "Nonmonotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
440 |
val _ = List.app (print_g o string_for_type ctxt) nonmono_Ts |
33192 | 441 |
*) |
442 |
||
36384 | 443 |
val incremental = Int.max (max_potential, max_genuine) >= 2 |
444 |
val actual_sat_solver = |
|
33192 | 445 |
if sat_solver <> "smart" then |
36384 | 446 |
if incremental andalso |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
447 |
not (member (op =) (Kodkod_SAT.configured_sat_solvers true) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
448 |
sat_solver) then |
33192 | 449 |
(print_m (K ("An incremental SAT solver is required: \"SAT4J\" will \ |
450 |
\be used instead of " ^ quote sat_solver ^ ".")); |
|
451 |
"SAT4J") |
|
452 |
else |
|
453 |
sat_solver |
|
454 |
else |
|
36384 | 455 |
Kodkod_SAT.smart_sat_solver_name incremental |
33192 | 456 |
val _ = |
457 |
if sat_solver = "smart" then |
|
36384 | 458 |
print_v (fn () => |
459 |
"Using SAT solver " ^ quote actual_sat_solver ^ ". The following" ^ |
|
460 |
(if incremental then " incremental " else " ") ^ |
|
461 |
"solvers are configured: " ^ |
|
462 |
commas_quote (Kodkod_SAT.configured_sat_solvers incremental) ^ ".") |
|
33192 | 463 |
else |
464 |
() |
|
465 |
||
466 |
val too_big_scopes = Unsynchronized.ref [] |
|
467 |
||
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
468 |
fun problem_for_scope unsound |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
469 |
(scope as {card_assigns, bits, bisim_depth, datatypes, ofs, ...}) = |
33192 | 470 |
let |
471 |
val _ = not (exists (fn other => scope_less_eq other scope) |
|
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
472 |
(!too_big_scopes)) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
473 |
raise TOO_LARGE ("Nitpick.pick_them_nits_in_term.\ |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
474 |
\problem_for_scope", "too large scope") |
33192 | 475 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
476 |
val _ = print_g "Offsets:" |
33192 | 477 |
val _ = List.app (fn (T, j0) => |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
478 |
print_g (string_for_type ctxt T ^ " = " ^ |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
479 |
string_of_int j0)) |
33192 | 480 |
(Typtab.dest ofs) |
481 |
*) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
482 |
val all_exact = forall (is_exact_type datatypes true) all_Ts |
33192 | 483 |
val main_j0 = offset_of_type ofs bool_T |
484 |
val (nat_card, nat_j0) = spec_of_type scope nat_T |
|
485 |
val (int_card, int_j0) = spec_of_type scope int_T |
|
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
486 |
val _ = (nat_j0 = main_j0 andalso int_j0 = main_j0) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
487 |
raise BAD ("Nitpick.pick_them_nits_in_term.problem_for_scope", |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
488 |
"bad offsets") |
33192 | 489 |
val kk = kodkod_constrs peephole_optim nat_card int_card main_j0 |
490 |
val (free_names, rep_table) = |
|
38170 | 491 |
choose_reps_for_free_vars scope pseudo_frees free_names |
492 |
NameTable.empty |
|
33192 | 493 |
val (sel_names, rep_table) = choose_reps_for_all_sels scope rep_table |
38170 | 494 |
val (nonsel_names, rep_table) = |
495 |
choose_reps_for_consts scope all_exact nonsel_names rep_table |
|
38182 | 496 |
val (guiltiest_party, min_highest_arity) = |
497 |
NameTable.fold (fn (name, R) => fn (s, n) => |
|
498 |
let val n' = arity_of_rep R in |
|
499 |
if n' > n then (nickname_of name, n') else (s, n) |
|
500 |
end) rep_table ("", 1) |
|
33192 | 501 |
val min_univ_card = |
36384 | 502 |
NameTable.fold (Integer.max o min_univ_card_of_rep o snd) rep_table |
34126 | 503 |
(univ_card nat_card int_card main_j0 [] KK.True) |
38182 | 504 |
val _ = check_arity guiltiest_party min_univ_card min_highest_arity |
33192 | 505 |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
506 |
val def_us = map (choose_reps_in_nut scope unsound rep_table true) |
33192 | 507 |
def_us |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
508 |
val nondef_us = map (choose_reps_in_nut scope unsound rep_table false) |
33192 | 509 |
nondef_us |
33745 | 510 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
511 |
val _ = List.app (print_g o string_for_nut ctxt) |
33192 | 512 |
(free_names @ sel_names @ nonsel_names @ |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
513 |
nondef_us @ def_us) |
33745 | 514 |
*) |
33192 | 515 |
val (free_rels, pool, rel_table) = |
516 |
rename_free_vars free_names initial_pool NameTable.empty |
|
517 |
val (sel_rels, pool, rel_table) = |
|
518 |
rename_free_vars sel_names pool rel_table |
|
519 |
val (other_rels, pool, rel_table) = |
|
520 |
rename_free_vars nonsel_names pool rel_table |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
521 |
val nondef_us = map (rename_vars_in_nut pool rel_table) nondef_us |
33192 | 522 |
val def_us = map (rename_vars_in_nut pool rel_table) def_us |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
523 |
val nondef_fs = map (kodkod_formula_from_nut ofs kk) nondef_us |
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
524 |
val def_fs = map (kodkod_formula_from_nut ofs kk) def_us |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
525 |
val formula = fold (fold s_and) [def_fs, nondef_fs] KK.True |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
526 |
val comment = (if unsound then "unsound" else "sound") ^ "\n" ^ |
37146
f652333bbf8e
renamed structure PrintMode to Print_Mode, keeping the old name as legacy alias for some time;
wenzelm
parents:
36913
diff
changeset
|
527 |
Print_Mode.setmp [] multiline_string_for_scope scope |
34998 | 528 |
val kodkod_sat_solver = |
36384 | 529 |
Kodkod_SAT.sat_solver_spec actual_sat_solver |> snd |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
530 |
val bit_width = if bits = 0 then 16 else bits + 1 |
36384 | 531 |
val delay = |
532 |
if unsound then |
|
533 |
Option.map (fn time => Time.- (time, Time.now ())) deadline |
|
534 |
|> unsound_delay_for_timeout |
|
535 |
else |
|
536 |
0 |
|
537 |
val settings = [("solver", commas_quote kodkod_sat_solver), |
|
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
538 |
("bit_width", string_of_int bit_width), |
38124 | 539 |
("symmetry_breaking", string_of_int kodkod_sym_break), |
36386
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
540 |
("sharing", "3"), |
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
541 |
("flatten", "false"), |
33192 | 542 |
("delay", signed_string_of_int delay)] |
543 |
val plain_rels = free_rels @ other_rels |
|
544 |
val plain_bounds = map (bound_for_plain_rel ctxt debug) plain_rels |
|
545 |
val plain_axioms = map (declarative_axiom_for_plain_rel kk) plain_rels |
|
546 |
val sel_bounds = map (bound_for_sel_rel ctxt debug datatypes) sel_rels |
|
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
547 |
val dtype_axioms = |
38126 | 548 |
declarative_axioms_for_datatypes hol_ctxt binarize datatype_sym_break |
549 |
bits ofs kk rel_table datatypes |
|
33192 | 550 |
val declarative_axioms = plain_axioms @ dtype_axioms |
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset
|
551 |
val univ_card = Int.max (univ_card nat_card int_card main_j0 |
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset
|
552 |
(plain_bounds @ sel_bounds) formula, |
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset
|
553 |
main_j0 |> bits > 0 ? Integer.add (bits + 1)) |
38126 | 554 |
val (built_in_bounds, built_in_axioms) = |
555 |
bounds_and_axioms_for_built_in_rels_in_formulas debug ofs |
|
556 |
univ_card nat_card int_card main_j0 |
|
557 |
(formula :: declarative_axioms) |
|
33192 | 558 |
val bounds = built_in_bounds @ plain_bounds @ sel_bounds |
559 |
|> not debug ? merge_bounds |
|
38126 | 560 |
val axioms = built_in_axioms @ declarative_axioms |
33192 | 561 |
val highest_arity = |
562 |
fold Integer.max (map (fst o fst) (maps fst bounds)) 0 |
|
38126 | 563 |
val formula = fold_rev s_and axioms formula |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
564 |
val _ = if bits = 0 then () else check_bits bits formula |
34126 | 565 |
val _ = if formula = KK.False then () |
38182 | 566 |
else check_arity "" univ_card highest_arity |
33192 | 567 |
in |
568 |
SOME ({comment = comment, settings = settings, univ_card = univ_card, |
|
569 |
tuple_assigns = [], bounds = bounds, |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
570 |
int_bounds = if bits = 0 then sequential_int_bounds univ_card |
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
571 |
else pow_of_two_int_bounds bits main_j0, |
33192 | 572 |
expr_assigns = [], formula = formula}, |
573 |
{free_names = free_names, sel_names = sel_names, |
|
574 |
nonsel_names = nonsel_names, rel_table = rel_table, |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
575 |
unsound = unsound, scope = scope}) |
33192 | 576 |
end |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
577 |
handle TOO_LARGE (loc, msg) => |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
578 |
if loc = "Nitpick_Kodkod.check_arity" andalso |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
579 |
not (Typtab.is_empty ofs) then |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
580 |
problem_for_scope unsound |
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
581 |
{hol_ctxt = hol_ctxt, binarize = binarize, |
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
582 |
card_assigns = card_assigns, bits = bits, |
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
583 |
bisim_depth = bisim_depth, datatypes = datatypes, |
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
584 |
ofs = Typtab.empty} |
33192 | 585 |
else if loc = "Nitpick.pick_them_nits_in_term.\ |
586 |
\problem_for_scope" then |
|
587 |
NONE |
|
588 |
else |
|
589 |
(Unsynchronized.change too_big_scopes (cons scope); |
|
590 |
print_v (fn () => ("Limit reached: " ^ msg ^ |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
591 |
". Skipping " ^ (if unsound then "potential" |
33192 | 592 |
else "genuine") ^ |
593 |
" component of scope.")); |
|
594 |
NONE) |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
595 |
| TOO_SMALL (_, msg) => |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
596 |
(print_v (fn () => ("Limit reached: " ^ msg ^ |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
597 |
". Skipping " ^ (if unsound then "potential" |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
598 |
else "genuine") ^ |
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
599 |
" component of scope.")); |
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
600 |
NONE) |
33192 | 601 |
|
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
602 |
val das_wort_model = |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
603 |
(if falsify then "counterexample" else "model") |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
604 |
|> not standard ? prefix "nonstandard " |
33192 | 605 |
|
606 |
val scopes = Unsynchronized.ref [] |
|
607 |
val generated_scopes = Unsynchronized.ref [] |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
608 |
val generated_problems = Unsynchronized.ref ([] : rich_problem list) |
33192 | 609 |
val checked_problems = Unsynchronized.ref (SOME []) |
610 |
val met_potential = Unsynchronized.ref 0 |
|
611 |
||
612 |
fun update_checked_problems problems = |
|
613 |
List.app (Unsynchronized.change checked_problems o Option.map o cons |
|
614 |
o nth problems) |
|
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
615 |
fun show_kodkod_warning "" = () |
35334
b83b9f2a4b92
show Kodkod warning message even in non-verbose mode
blanchet
parents:
35333
diff
changeset
|
616 |
| show_kodkod_warning s = print_m (fn () => "Kodkod warning: " ^ s ^ ".") |
33192 | 617 |
|
618 |
fun print_and_check_model genuine bounds |
|
619 |
({free_names, sel_names, nonsel_names, rel_table, scope, ...} |
|
620 |
: problem_extension) = |
|
621 |
let |
|
622 |
val (reconstructed_model, codatatypes_ok) = |
|
36390
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
623 |
reconstruct_hol_model {show_datatypes = show_datatypes, |
33192 | 624 |
show_consts = show_consts} |
38170 | 625 |
scope formats atomss real_frees pseudo_frees free_names sel_names |
626 |
nonsel_names rel_table bounds |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
627 |
val genuine_means_genuine = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
628 |
got_all_user_axioms andalso none_true wfs andalso |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
629 |
sound_finitizes andalso codatatypes_ok |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
630 |
fun assms_prop () = Logic.mk_conjunction_list (neg_t :: assm_ts) |
33192 | 631 |
in |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
632 |
(pprint (Pretty.chunks |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
633 |
[Pretty.blk (0, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
634 |
(pstrs ("Nitpick found a" ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
635 |
(if not genuine then " potential " |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
636 |
else if genuine_means_genuine then " " |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
637 |
else " quasi genuine ") ^ das_wort_model) @ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
638 |
(case pretties_for_scope scope verbose of |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
639 |
[] => [] |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
640 |
| pretties => pstrs " for " @ pretties) @ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
641 |
[Pretty.str ":\n"])), |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
642 |
Pretty.indent indent_size reconstructed_model]); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
643 |
if genuine then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
644 |
(if check_genuine andalso standard then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
645 |
case prove_hol_model scope tac_timeout free_names sel_names |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
646 |
rel_table bounds (assms_prop ()) of |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
647 |
SOME true => |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
648 |
print ("Confirmation by \"auto\": The above " ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
649 |
das_wort_model ^ " is really genuine.") |
33192 | 650 |
| SOME false => |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
651 |
if genuine_means_genuine then |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
652 |
error ("A supposedly genuine " ^ das_wort_model ^ " was \ |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
653 |
\shown to be spurious by \"auto\".\nThis should never \ |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
654 |
\happen.\nPlease send a bug report to blanchet\ |
33192 | 655 |
\te@in.tum.de.") |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
656 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
657 |
print ("Refutation by \"auto\": The above " ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
658 |
das_wort_model ^ " is spurious.") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
659 |
| NONE => print "No confirmation by \"auto\"." |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
660 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
661 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
662 |
if not standard andalso likely_in_struct_induct_step then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
663 |
print "The existence of a nonstandard model suggests that the \ |
36126 | 664 |
\induction hypothesis is not general enough or may even be \ |
665 |
\wrong. See the Nitpick manual's \"Inductive Properties\" \ |
|
666 |
\section for details (\"isabelle doc nitpick\")." |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
667 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
668 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
669 |
if has_syntactic_sorts orig_t then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
670 |
print "Hint: Maybe you forgot a type constraint?" |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
671 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
672 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
673 |
if not genuine_means_genuine then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
674 |
if no_poly_user_axioms then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
675 |
let |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
676 |
val options = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
677 |
[] |> not got_all_mono_user_axioms |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
678 |
? cons ("user_axioms", "\"true\"") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
679 |
|> not (none_true wfs) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
680 |
? cons ("wf", "\"smart\" or \"false\"") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
681 |
|> not sound_finitizes |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
682 |
? cons ("finitize", "\"smart\" or \"false\"") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
683 |
|> not codatatypes_ok |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
684 |
? cons ("bisim_depth", "a nonnegative value") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
685 |
val ss = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
686 |
map (fn (name, value) => quote name ^ " set to " ^ value) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
687 |
options |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
688 |
in |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
689 |
print ("Try again with " ^ |
38188 | 690 |
implode (serial_commas "and" ss) ^ |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
691 |
" to confirm that the " ^ das_wort_model ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
692 |
" is genuine.") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
693 |
end |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
694 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
695 |
print ("Nitpick is unable to guarantee the authenticity of \ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
696 |
\the " ^ das_wort_model ^ " in the presence of \ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
697 |
\polymorphic axioms.") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
698 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
699 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
700 |
NONE) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
701 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
702 |
if not genuine then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
703 |
(Unsynchronized.inc met_potential; |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
704 |
if check_potential then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
705 |
let |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
706 |
val status = prove_hol_model scope tac_timeout free_names |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
707 |
sel_names rel_table bounds |
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
708 |
(assms_prop ()) |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
709 |
in |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
710 |
(case status of |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
711 |
SOME true => print ("Confirmation by \"auto\": The \ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
712 |
\above " ^ das_wort_model ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
713 |
" is genuine.") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
714 |
| SOME false => print ("Refutation by \"auto\": The above " ^ |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
715 |
das_wort_model ^ " is spurious.") |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
716 |
| NONE => print "No confirmation by \"auto\"."); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
717 |
status |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
718 |
end |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
719 |
else |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
720 |
NONE) |
33192 | 721 |
else |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
722 |
NONE) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
723 |
|> pair genuine_means_genuine |
33192 | 724 |
end |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
725 |
fun solve_any_problem (found_really_genuine, max_potential, max_genuine, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
726 |
donno) first_time problems = |
33192 | 727 |
let |
728 |
val max_potential = Int.max (0, max_potential) |
|
729 |
val max_genuine = Int.max (0, max_genuine) |
|
730 |
fun print_and_check genuine (j, bounds) = |
|
731 |
print_and_check_model genuine bounds (snd (nth problems j)) |
|
732 |
val max_solutions = max_potential + max_genuine |
|
36384 | 733 |
|> not incremental ? Integer.min 1 |
33192 | 734 |
in |
735 |
if max_solutions <= 0 then |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
736 |
(found_really_genuine, 0, 0, donno) |
33192 | 737 |
else |
34126 | 738 |
case KK.solve_any_problem overlord deadline max_threads max_solutions |
739 |
(map fst problems) of |
|
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
740 |
KK.JavaNotInstalled => |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
741 |
(print_m install_java_message; |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
742 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
38516
307669429dc1
gracefully handle the case where the JVM is too old in Nitpick
blanchet
parents:
38240
diff
changeset
|
743 |
| KK.JavaTooOld => |
307669429dc1
gracefully handle the case where the JVM is too old in Nitpick
blanchet
parents:
38240
diff
changeset
|
744 |
(print_m install_java_message; |
307669429dc1
gracefully handle the case where the JVM is too old in Nitpick
blanchet
parents:
38240
diff
changeset
|
745 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
746 |
| KK.KodkodiNotInstalled => |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
747 |
(print_m install_kodkodi_message; |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
748 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
749 |
| KK.Normal ([], unsat_js, s) => |
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
750 |
(update_checked_problems problems unsat_js; show_kodkod_warning s; |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
751 |
(found_really_genuine, max_potential, max_genuine, donno)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
752 |
| KK.Normal (sat_ps, unsat_js, s) => |
33192 | 753 |
let |
754 |
val (lib_ps, con_ps) = |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
755 |
List.partition (#unsound o snd o nth problems o fst) sat_ps |
33192 | 756 |
in |
757 |
update_checked_problems problems (unsat_js @ map fst lib_ps); |
|
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
758 |
show_kodkod_warning s; |
33192 | 759 |
if null con_ps then |
760 |
let |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
761 |
val genuine_codes = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
762 |
lib_ps |> take max_potential |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
763 |
|> map (print_and_check false) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
764 |
|> filter (curry (op =) (SOME true) o snd) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
765 |
val found_really_genuine = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
766 |
found_really_genuine orelse exists fst genuine_codes |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
767 |
val num_genuine = length genuine_codes |
33192 | 768 |
val max_genuine = max_genuine - num_genuine |
769 |
val max_potential = max_potential |
|
770 |
- (length lib_ps - num_genuine) |
|
771 |
in |
|
772 |
if max_genuine <= 0 then |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
773 |
(found_really_genuine, 0, 0, donno) |
33192 | 774 |
else |
775 |
let |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
776 |
(* "co_js" is the list of sound problems whose unsound |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
777 |
pendants couldn't be satisfied and hence that most |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
778 |
probably can't be satisfied themselves. *) |
33192 | 779 |
val co_js = |
780 |
map (fn j => j - 1) unsat_js |
|
781 |
|> filter (fn j => |
|
782 |
j >= 0 andalso |
|
783 |
scopes_equivalent |
|
35814 | 784 |
(#scope (snd (nth problems j)), |
785 |
#scope (snd (nth problems (j + 1))))) |
|
33192 | 786 |
val bye_js = sort_distinct int_ord (map fst sat_ps @ |
787 |
unsat_js @ co_js) |
|
788 |
val problems = |
|
789 |
problems |> filter_out_indices bye_js |
|
790 |
|> max_potential <= 0 |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
791 |
? filter_out (#unsound o snd) |
33192 | 792 |
in |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
793 |
solve_any_problem (found_really_genuine, max_potential, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
794 |
max_genuine, donno) false problems |
33192 | 795 |
end |
796 |
end |
|
797 |
else |
|
798 |
let |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
799 |
val genuine_codes = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
800 |
con_ps |> take max_genuine |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
801 |
|> map (print_and_check true) |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
802 |
val max_genuine = max_genuine - length genuine_codes |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
803 |
val found_really_genuine = |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
804 |
found_really_genuine orelse exists fst genuine_codes |
33192 | 805 |
in |
806 |
if max_genuine <= 0 orelse not first_time then |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
807 |
(found_really_genuine, 0, max_genuine, donno) |
33192 | 808 |
else |
809 |
let |
|
810 |
val bye_js = sort_distinct int_ord |
|
811 |
(map fst sat_ps @ unsat_js) |
|
812 |
val problems = |
|
813 |
problems |> filter_out_indices bye_js |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
814 |
|> filter_out (#unsound o snd) |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
815 |
in |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
816 |
solve_any_problem (found_really_genuine, 0, max_genuine, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
817 |
donno) false problems |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
818 |
end |
33192 | 819 |
end |
820 |
end |
|
34126 | 821 |
| KK.TimedOut unsat_js => |
33192 | 822 |
(update_checked_problems problems unsat_js; raise TimeLimit.TimeOut) |
34126 | 823 |
| KK.Interrupted NONE => (checked_problems := NONE; do_interrupted ()) |
824 |
| KK.Interrupted (SOME unsat_js) => |
|
33192 | 825 |
(update_checked_problems problems unsat_js; do_interrupted ()) |
34126 | 826 |
| KK.Error (s, unsat_js) => |
33192 | 827 |
(update_checked_problems problems unsat_js; |
828 |
print_v (K ("Kodkod error: " ^ s ^ ".")); |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
829 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
33192 | 830 |
end |
831 |
||
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
832 |
fun run_batch j n scopes (found_really_genuine, max_potential, max_genuine, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
833 |
donno) = |
33192 | 834 |
let |
835 |
val _ = |
|
836 |
if null scopes then |
|
837 |
print_m (K "The scope specification is inconsistent.") |
|
838 |
else if verbose then |
|
839 |
pprint (Pretty.chunks |
|
840 |
[Pretty.blk (0, |
|
841 |
pstrs ((if n > 1 then |
|
842 |
"Batch " ^ string_of_int (j + 1) ^ " of " ^ |
|
843 |
signed_string_of_int n ^ ": " |
|
844 |
else |
|
845 |
"") ^ |
|
846 |
"Trying " ^ string_of_int (length scopes) ^ |
|
847 |
" scope" ^ plural_s_for_list scopes ^ ":")), |
|
848 |
Pretty.indent indent_size |
|
849 |
(Pretty.chunks (map2 |
|
850 |
(fn j => fn scope => |
|
851 |
Pretty.block ( |
|
852 |
(case pretties_for_scope scope true of |
|
853 |
[] => [Pretty.str "Empty"] |
|
854 |
| pretties => pretties) @ |
|
855 |
[Pretty.str (if j = 1 then "." else ";")])) |
|
856 |
(length scopes downto 1) scopes))]) |
|
857 |
else |
|
858 |
() |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
859 |
fun add_problem_for_scope (scope, unsound) (problems, donno) = |
33192 | 860 |
(check_deadline (); |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
861 |
case problem_for_scope unsound scope of |
33192 | 862 |
SOME problem => |
863 |
(problems |
|
864 |
|> (null problems orelse |
|
35814 | 865 |
not (KK.problems_equivalent (fst problem, fst (hd problems)))) |
33192 | 866 |
? cons problem, donno) |
867 |
| NONE => (problems, donno + 1)) |
|
868 |
val (problems, donno) = |
|
869 |
fold add_problem_for_scope |
|
870 |
(map_product pair scopes |
|
871 |
((if max_genuine > 0 then [false] else []) @ |
|
872 |
(if max_potential > 0 then [true] else []))) |
|
873 |
([], donno) |
|
874 |
val _ = Unsynchronized.change generated_problems (append problems) |
|
875 |
val _ = Unsynchronized.change generated_scopes (append scopes) |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
876 |
val _ = |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
877 |
if j + 1 = n then |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
878 |
let |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
879 |
val (unsound_problems, sound_problems) = |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
880 |
List.partition (#unsound o snd) (!generated_problems) |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
881 |
in |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
882 |
if not (null sound_problems) andalso |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
883 |
forall (KK.is_problem_trivially_false o fst) |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
884 |
sound_problems then |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
885 |
print_m (fn () => |
35220
2bcdae5f4fdb
added support for nonstandard "nat"s to Nitpick and fixed bugs in binary "nat"s and "int"s
blanchet
parents:
35190
diff
changeset
|
886 |
"Warning: The conjecture either trivially holds for the \ |
35384 | 887 |
\given scopes or lies outside Nitpick's supported \ |
888 |
\fragment." ^ |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
889 |
(if exists (not o KK.is_problem_trivially_false o fst) |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
890 |
unsound_problems then |
36913 | 891 |
" Only potential " ^ das_wort_model ^ "s may be found." |
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
892 |
else |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
893 |
"")) |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
894 |
else |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
895 |
() |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
896 |
end |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
897 |
else |
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
898 |
() |
33192 | 899 |
in |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
900 |
solve_any_problem (found_really_genuine, max_potential, max_genuine, |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
901 |
donno) true (rev problems) |
33192 | 902 |
end |
903 |
||
904 |
fun scope_count (problems : rich_problem list) scope = |
|
35814 | 905 |
length (filter (curry scopes_equivalent scope o #scope o snd) problems) |
33192 | 906 |
fun excipit did_so_and_so = |
907 |
let |
|
908 |
val do_filter = |
|
35185
9b8f351cced6
added yet another hint to Nitpick's output, this time warning about problems for which nothing was effectively tested
blanchet
parents:
35183
diff
changeset
|
909 |
if !met_potential = max_potential then filter_out (#unsound o snd) |
33192 | 910 |
else I |
911 |
val total = length (!scopes) |
|
912 |
val unsat = |
|
913 |
fold (fn scope => |
|
914 |
case scope_count (do_filter (!generated_problems)) scope of |
|
915 |
0 => I |
|
916 |
| n => |
|
33556
cba22e2999d5
renamed Nitpick option "coalesce_type_vars" to "merge_type_vars" (shorter) and cleaned up old hacks that are no longer necessary
blanchet
parents:
33233
diff
changeset
|
917 |
scope_count (do_filter (these (!checked_problems))) |
cba22e2999d5
renamed Nitpick option "coalesce_type_vars" to "merge_type_vars" (shorter) and cleaned up old hacks that are no longer necessary
blanchet
parents:
33233
diff
changeset
|
918 |
scope = n |
cba22e2999d5
renamed Nitpick option "coalesce_type_vars" to "merge_type_vars" (shorter) and cleaned up old hacks that are no longer necessary
blanchet
parents:
33233
diff
changeset
|
919 |
? Integer.add 1) (!generated_scopes) 0 |
33192 | 920 |
in |
921 |
"Nitpick " ^ did_so_and_so ^ |
|
922 |
(if is_some (!checked_problems) andalso total > 0 then |
|
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
923 |
" " ^ string_of_int (Int.min (total - 1, unsat)) ^ " of " ^ |
33192 | 924 |
string_of_int total ^ " scope" ^ plural_s total |
925 |
else |
|
926 |
"") ^ "." |
|
927 |
end |
|
928 |
||
37704
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
929 |
val (skipped, the_scopes) = |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
930 |
all_scopes hol_ctxt binarize cards_assigns maxes_assigns iters_assigns |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
931 |
bitss bisim_depths mono_Ts nonmono_Ts deep_dataTs |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
932 |
finitizable_dataTs |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
933 |
val _ = if skipped > 0 then |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
934 |
print_m (fn () => "Too many scopes. Skipping " ^ |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
935 |
string_of_int skipped ^ " scope" ^ |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
936 |
plural_s skipped ^ |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
937 |
". (Consider using \"mono\" or \ |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
938 |
\\"merge_type_vars\" to prevent this.)") |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
939 |
else |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
940 |
() |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
941 |
val _ = scopes := the_scopes |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
942 |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
943 |
fun run_batches _ _ [] |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
944 |
(found_really_genuine, max_potential, max_genuine, donno) = |
33192 | 945 |
if donno > 0 andalso max_genuine > 0 then |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
946 |
(print_m (fn () => excipit "checked"); "unknown") |
33192 | 947 |
else if max_genuine = original_max_genuine then |
948 |
if max_potential = original_max_potential then |
|
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
949 |
(print_m (fn () => |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
950 |
"Nitpick found no " ^ das_wort_model ^ "." ^ |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
951 |
(if not standard andalso likely_in_struct_induct_step then |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
952 |
" This suggests that the induction hypothesis might be \ |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
953 |
\general enough to prove this subgoal." |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
954 |
else |
37704
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
955 |
"")); if skipped > 0 then "unknown" else "none") |
33192 | 956 |
else |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
957 |
(print_m (fn () => |
38123
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
958 |
excipit ("could not find a" ^ |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
959 |
(if max_genuine = 1 then |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
960 |
" better " ^ das_wort_model ^ "." |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
961 |
else |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
962 |
"ny better " ^ das_wort_model ^ "s.") ^ |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
963 |
" It checked")); |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
964 |
"potential") |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
965 |
else if found_really_genuine then |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
966 |
"genuine" |
33192 | 967 |
else |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
968 |
"quasi_genuine" |
33192 | 969 |
| run_batches j n (batch :: batches) z = |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
970 |
let val (z as (_, _, max_genuine, _)) = run_batch j n batch z in |
33192 | 971 |
run_batches (j + 1) n (if max_genuine > 0 then batches else []) z |
972 |
end |
|
973 |
||
974 |
val batches = batch_list batch_size (!scopes) |
|
975 |
val outcome_code = |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
976 |
(run_batches 0 (length batches) batches |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
977 |
(false, max_potential, max_genuine, 0) |
33192 | 978 |
handle Exn.Interrupt => do_interrupted ()) |
979 |
handle TimeLimit.TimeOut => |
|
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
980 |
(print_m (fn () => excipit "ran out of time after checking"); |
33192 | 981 |
if !met_potential > 0 then "potential" else "unknown") |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
982 |
| Exn.Interrupt => |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
983 |
if auto orelse debug then raise Interrupt |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
984 |
else error (excipit "was interrupted after checking") |
33192 | 985 |
val _ = print_v (fn () => "Total time: " ^ |
986 |
signed_string_of_int (Time.toMilliseconds |
|
987 |
(Timer.checkRealTimer timer)) ^ " ms.") |
|
988 |
in (outcome_code, !state_ref) end |
|
989 |
handle Exn.Interrupt => |
|
990 |
if auto orelse #debug params then |
|
991 |
raise Interrupt |
|
992 |
else |
|
993 |
if passed_deadline deadline then |
|
994 |
(priority "Nitpick ran out of time."; ("unknown", state)) |
|
995 |
else |
|
996 |
error "Nitpick was interrupted." |
|
997 |
||
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
998 |
fun pick_nits_in_term state (params as {debug, timeout, expect, ...}) auto i n |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
999 |
step subst assm_ts orig_t = |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1000 |
let val warning_m = if auto then K () else warning in |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1001 |
if getenv "KODKODI" = "" then |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1002 |
(* The "expect" argument is deliberately ignored if Kodkodi is missing so |
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1003 |
that the "Nitpick_Examples" can be processed on any machine. *) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1004 |
(warning_m (Pretty.string_of (plazy install_kodkodi_message)); |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1005 |
("no_kodkodi", state)) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1006 |
else |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1007 |
let |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1008 |
val unknown_outcome = ("unknown", state) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1009 |
val deadline = Option.map (curry Time.+ (Time.now ())) timeout |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1010 |
val outcome as (outcome_code, _) = |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1011 |
time_limit (if debug then NONE else timeout) |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1012 |
(pick_them_nits_in_term deadline state params auto i n step subst |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
1013 |
assm_ts) orig_t |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1014 |
handle TOO_LARGE (_, details) => |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1015 |
(warning ("Limit reached: " ^ details ^ "."); unknown_outcome) |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1016 |
| TOO_SMALL (_, details) => |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1017 |
(warning ("Limit reached: " ^ details ^ "."); unknown_outcome) |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1018 |
| Kodkod.SYNTAX (_, details) => |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1019 |
(warning ("Ill-formed Kodkodi output: " ^ details ^ "."); |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1020 |
unknown_outcome) |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1021 |
in |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1022 |
if expect = "" orelse outcome_code = expect then outcome |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1023 |
else error ("Unexpected outcome: " ^ quote outcome_code ^ ".") |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1024 |
end |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1025 |
end |
33192 | 1026 |
|
35335 | 1027 |
fun is_fixed_equation fixes |
1028 |
(Const (@{const_name "=="}, _) $ Free (s, _) $ Const _) = |
|
1029 |
member (op =) fixes s |
|
1030 |
| is_fixed_equation _ _ = false |
|
1031 |
fun extract_fixed_frees ctxt (assms, t) = |
|
1032 |
let |
|
1033 |
val fixes = Variable.fixes_of ctxt |> map snd |
|
1034 |
val (subst, other_assms) = |
|
1035 |
List.partition (is_fixed_equation fixes) assms |
|
1036 |
|>> map Logic.dest_equals |
|
1037 |
in (subst, other_assms, subst_atomic subst t) end |
|
1038 |
||
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
1039 |
fun pick_nits_in_subgoal state params auto i step = |
33192 | 1040 |
let |
1041 |
val ctxt = Proof.context_of state |
|
33292 | 1042 |
val t = state |> Proof.raw_goal |> #goal |> prop_of |
33192 | 1043 |
in |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
1044 |
case Logic.count_prems t of |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
1045 |
0 => (priority "No subgoal!"; ("none", state)) |
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
1046 |
| n => |
33192 | 1047 |
let |
36406 | 1048 |
val t = Logic.goal_params t i |> fst |
33192 | 1049 |
val assms = map term_of (Assumption.all_assms_of ctxt) |
35335 | 1050 |
val (subst, assms, t) = extract_fixed_frees ctxt (assms, t) |
1051 |
in pick_nits_in_term state params auto i n step subst assms t end |
|
33192 | 1052 |
end |
1053 |
||
1054 |
end; |