author | wenzelm |
Mon, 31 May 2010 21:06:57 +0200 | |
changeset 37216 | 3165bc303f66 |
parent 37213 | efcad7594872 |
child 37273 | 4a7fe945412d |
permissions | -rw-r--r-- |
33982 | 1 |
(* 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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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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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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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; |
65 |
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structure Nitpick : NITPICK = |
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struct |
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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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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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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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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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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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rel_table: nut NameTable.table, |
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unsound: bool, |
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scope: scope} |
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type rich_problem = KK.problem * problem_extension |
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fun pretties_for_formulas _ _ [] = [] |
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| pretties_for_formulas ctxt s ts = |
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[Pretty.str (s ^ plural_s_for_list ts ^ ":"), |
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Pretty.indent indent_size (Pretty.chunks |
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(map2 (fn j => fn t => |
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Pretty.block [t |> shorten_names_in_term |
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|> Syntax.pretty_term ctxt, |
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Pretty.str (if j = 1 then "." else ";")]) |
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(length ts downto 1) ts))] |
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fun install_java_message () = |
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"Nitpick requires a Java 1.5 virtual machine called \"java\"." |
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fun install_kodkodi_message () = |
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"Nitpick requires the external Java program Kodkodi. To install it, download \ |
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\the package from Isabelle's web page and add the \"kodkodi-x.y.z\" \ |
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\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
|
148 |
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
|
149 |
(Path.variable "ISABELLE_HOME_USER" :: |
36266 | 150 |
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
|
151 |
|
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
|
152 |
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
|
153 |
val max_unsound_delay_percent = 2 |
33192 | 154 |
|
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
|
155 |
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
|
156 |
| 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
|
157 |
Int.max (0, Int.min (max_unsound_delay_ms, |
33192 | 158 |
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
|
159 |
* max_unsound_delay_percent div 100)) |
33192 | 160 |
|
161 |
fun passed_deadline NONE = false |
|
162 |
| passed_deadline (SOME time) = Time.compare (Time.now (), time) <> LESS |
|
163 |
||
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset
|
164 |
fun none_true assigns = forall (not_equal (SOME true) o snd) assigns |
33192 | 165 |
|
34038
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
166 |
val syntactic_sorts = |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
167 |
@{sort "{default,zero,one,plus,minus,uminus,times,inverse,abs,sgn,ord,eq}"} @ |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
168 |
@{sort number} |
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
169 |
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
|
170 |
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
|
171 |
| 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
|
172 |
val has_syntactic_sorts = exists_type (exists_subtype has_tfree_syntactic_sort) |
33192 | 173 |
|
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
174 |
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
|
175 |
|
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
|
176 |
fun pick_them_nits_in_term deadline state (params : params) auto i n step |
35335 | 177 |
subst orig_assm_ts orig_t = |
33192 | 178 |
let |
179 |
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
|
180 |
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
|
181 |
val ctxt = Proof.context_of state |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
182 |
(* FIXME: reintroduce code before new release: |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
183 |
|
37216
3165bc303f66
modernized some structure names, keeping a few legacy aliases;
wenzelm
parents:
37213
diff
changeset
|
184 |
val nitpick_thy = Thy_Info.get_theory "Nitpick" |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
185 |
val _ = Theory.subthy (nitpick_thy, thy) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
186 |
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
|
187 |
*) |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
188 |
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
|
189 |
boxes, finitizes, monos, stds, wfs, sat_solver, falsify, debug, |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
190 |
verbose, overlord, user_axioms, assms, merge_type_vars, binary_ints, |
36389
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
191 |
destroy_constrs, specialize, star_linear_preds, fast_descrs, |
36390
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
192 |
peephole_optim, tac_timeout, max_threads, show_datatypes, show_consts, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
193 |
evals, formats, max_potential, max_genuine, check_potential, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
194 |
check_genuine, batch_size, ...} = params |
33192 | 195 |
val state_ref = Unsynchronized.ref state |
196 |
val pprint = |
|
197 |
if auto then |
|
198 |
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
|
199 |
o Pretty.chunks o cons (Pretty.str "") o single |
33192 | 200 |
o Pretty.mark Markup.hilite |
201 |
else |
|
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
202 |
(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
|
203 |
o Pretty.string_of |
33192 | 204 |
fun pprint_m f = () |> not auto ? pprint o f |
205 |
fun pprint_v f = () |> verbose ? pprint o f |
|
206 |
fun pprint_d f = () |> debug ? pprint o f |
|
207 |
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
|
208 |
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
|
209 |
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
|
210 |
val print_v = pprint_v o K o plazy |
33192 | 211 |
|
212 |
fun check_deadline () = |
|
213 |
if debug andalso passed_deadline deadline then raise TimeLimit.TimeOut |
|
214 |
else () |
|
215 |
fun do_interrupted () = |
|
216 |
if passed_deadline deadline then raise TimeLimit.TimeOut |
|
217 |
else raise Interrupt |
|
218 |
||
35335 | 219 |
val orig_assm_ts = if assms orelse auto then orig_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
|
220 |
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
|
221 |
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
|
222 |
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
|
223 |
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
|
224 |
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
|
225 |
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
|
226 |
(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
|
227 |
"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
|
228 |
else |
35181
92d857a4e5e0
synchronize Nitpick's wellfoundedness formulas caching
blanchet
parents:
35177
diff
changeset
|
229 |
"goal")) [Logic.list_implies (orig_assm_ts, orig_t)])) |
33192 | 230 |
val neg_t = if falsify then Logic.mk_implies (orig_t, @{prop False}) |
231 |
else orig_t |
|
35335 | 232 |
val assms_t = Logic.mk_conjunction_list (neg_t :: orig_assm_ts) |
33192 | 233 |
val (assms_t, evals) = |
33705
947184dc75c9
removed a few global names in Nitpick (styp, nat_less, pairf)
blanchet
parents:
33580
diff
changeset
|
234 |
assms_t :: evals |> merge_type_vars ? merge_type_vars_in_terms |
947184dc75c9
removed a few global names in Nitpick (styp, nat_less, pairf)
blanchet
parents:
33580
diff
changeset
|
235 |
|> pairf hd tl |
33192 | 236 |
val original_max_potential = max_potential |
237 |
val original_max_genuine = max_genuine |
|
238 |
(* |
|
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
239 |
val _ = print_g ("*** " ^ Syntax.string_of_term ctxt orig_t) |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
240 |
val _ = List.app (fn t => print_g ("*** " ^ Syntax.string_of_term ctxt t)) |
33192 | 241 |
orig_assm_ts |
242 |
*) |
|
243 |
val max_bisim_depth = fold Integer.max bisim_depths ~1 |
|
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
|
244 |
val case_names = case_const_names thy stds |
35335 | 245 |
val (defs, built_in_nondefs, user_nondefs) = all_axioms_of thy subst |
246 |
val def_table = const_def_table ctxt subst defs |
|
33192 | 247 |
val nondef_table = const_nondef_table (built_in_nondefs @ user_nondefs) |
35335 | 248 |
val simp_table = Unsynchronized.ref (const_simp_table ctxt subst) |
249 |
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
|
250 |
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
|
251 |
val user_nondefs = |
e4d1b5cbd429
added support for "specification" and "ax_specification" constructs to Nitpick
blanchet
parents:
35711
diff
changeset
|
252 |
user_nondefs |> filter_out (is_choice_spec_axiom thy choice_spec_table) |
35335 | 253 |
val intro_table = inductive_intro_table ctxt subst def_table |
33192 | 254 |
val ground_thm_table = ground_theorem_table thy |
255 |
val ersatz_table = ersatz_table thy |
|
35070
96136eb6218f
split "nitpick_hol.ML" into two files to make it more manageable;
blanchet
parents:
34998
diff
changeset
|
256 |
val (hol_ctxt as {wf_cache, ...}) = |
33192 | 257 |
{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
|
258 |
stds = stds, wfs = wfs, user_axioms = user_axioms, debug = debug, |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
259 |
binary_ints = binary_ints, destroy_constrs = destroy_constrs, |
36389
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
260 |
specialize = specialize, star_linear_preds = star_linear_preds, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
261 |
fast_descrs = fast_descrs, tac_timeout = tac_timeout, evals = evals, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
262 |
case_names = case_names, def_table = def_table, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
263 |
nondef_table = nondef_table, user_nondefs = user_nondefs, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
264 |
simp_table = simp_table, psimp_table = psimp_table, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
265 |
choice_spec_table = choice_spec_table, intro_table = intro_table, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
266 |
ground_thm_table = ground_thm_table, ersatz_table = ersatz_table, |
8228b3a4a2ba
remove "skolemize" option from Nitpick, since Skolemization is always useful
blanchet
parents:
36388
diff
changeset
|
267 |
skolems = Unsynchronized.ref [], 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
|
268 |
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
|
269 |
constr_cache = Unsynchronized.ref []} |
33192 | 270 |
val frees = Term.add_frees assms_t [] |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
271 |
val _ = null (Term.add_tvars assms_t []) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
272 |
raise NOT_SUPPORTED "schematic type variables" |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
273 |
val (nondef_ts, def_ts, got_all_mono_user_axioms, no_poly_user_axioms, |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
274 |
binarize) = preprocess_term hol_ctxt finitizes monos assms_t |
33192 | 275 |
val got_all_user_axioms = |
276 |
got_all_mono_user_axioms andalso no_poly_user_axioms |
|
277 |
||
278 |
fun print_wf (x, (gfp, wf)) = |
|
279 |
pprint (Pretty.blk (0, |
|
280 |
pstrs ("The " ^ (if gfp then "co" else "") ^ "inductive predicate \"") |
|
281 |
@ Syntax.pretty_term ctxt (Const x) :: |
|
282 |
pstrs (if wf then |
|
283 |
"\" was proved well-founded. Nitpick can compute it \ |
|
284 |
\efficiently." |
|
285 |
else |
|
286 |
"\" could not be proved well-founded. Nitpick might need to \ |
|
287 |
\unroll it."))) |
|
288 |
val _ = if verbose then List.app print_wf (!wf_cache) else () |
|
289 |
val _ = |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
290 |
pprint_d (fn () => Pretty.chunks |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
291 |
(pretties_for_formulas ctxt "Preprocessed formula" [hd nondef_ts] @ |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
292 |
pretties_for_formulas ctxt "Relevant definitional axiom" def_ts @ |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
293 |
pretties_for_formulas ctxt "Relevant nondefinitional axiom" |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
294 |
(tl nondef_ts))) |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
295 |
val _ = List.app (ignore o Term.type_of) (nondef_ts @ def_ts) |
33192 | 296 |
handle TYPE (_, Ts, ts) => |
297 |
raise TYPE ("Nitpick.pick_them_nits_in_term", Ts, ts) |
|
298 |
||
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
299 |
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
|
300 |
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
|
301 |
val (free_names, const_names) = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
302 |
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
|
303 |
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
|
304 |
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
|
305 |
val sound_finitizes = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
306 |
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
|
307 |
| _ => 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
|
308 |
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
|
309 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
310 |
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
|
311 |
*) |
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
312 |
|
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
34039
diff
changeset
|
313 |
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
|
314 |
fun monotonicity_message Ts extra = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
315 |
let val ss = map (quote o string_for_type ctxt) Ts in |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
316 |
"The type" ^ plural_s_for_list ss ^ " " ^ |
36380
1e8fcaccb3e8
stop referring to Sledgehammer_Util stuff all over Nitpick code; instead, redeclare any needed function in Nitpick_Util as synonym for the Sledgehammer_Util function of the same name
blanchet
parents:
36266
diff
changeset
|
317 |
space_implode " " (serial_commas "and" ss) ^ " " ^ |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
318 |
(if none_true monos then |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
319 |
"passed the monotonicity test" |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
320 |
else |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
321 |
(if length ss = 1 then "is" else "are") ^ " considered monotonic") ^ |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
322 |
". " ^ extra |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
323 |
end |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
324 |
fun is_type_fundamentally_monotonic T = |
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
|
325 |
(is_datatype thy stds T andalso not (is_quot_type thy T) andalso |
34938 | 326 |
(not (is_pure_typedef thy T) orelse is_univ_typedef thy T)) orelse |
35075
888802be2019
handle Nitpick's nonstandard model enumeration in a cleaner way;
blanchet
parents:
35070
diff
changeset
|
327 |
is_number_type thy T orelse is_bit_type T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
328 |
fun is_type_actually_monotonic T = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
329 |
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
|
330 |
fun is_type_kind_of_monotonic T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
331 |
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
|
332 |
SOME (SOME false) => false |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
333 |
| _ => is_type_actually_monotonic T |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
334 |
fun is_type_monotonic T = |
33192 | 335 |
unique_scope orelse |
336 |
case triple_lookup (type_match thy) monos T of |
|
337 |
SOME (SOME b) => b |
|
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
338 |
| _ => is_type_fundamentally_monotonic T orelse |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
339 |
is_type_actually_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
340 |
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
|
341 |
is_type_kind_of_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
342 |
| 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
|
343 |
is_type_kind_of_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
344 |
| is_shallow_datatype_finitizable T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
345 |
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
|
346 |
SOME (SOME b) => b |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
347 |
| _ => is_type_kind_of_monotonic T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
348 |
fun is_datatype_deep T = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
349 |
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
|
350 |
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
|
351 |
val all_Ts = ground_types_in_terms hol_ctxt binarize (nondef_ts @ def_ts) |
35408 | 352 |
|> sort Term_Ord.typ_ord |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
353 |
val _ = if verbose andalso binary_ints = SOME true andalso |
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
|
354 |
exists (member (op =) [nat_T, int_T]) all_Ts then |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
355 |
print_v (K "The option \"binary_ints\" will be ignored because \ |
34126 | 356 |
\of the presence of rationals, reals, \"Suc\", \ |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
357 |
\\"gcd\", or \"lcm\" in the problem or because of the \ |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
358 |
\\"non_std\" option.") |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
359 |
else |
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
360 |
() |
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
|
361 |
val (mono_Ts, nonmono_Ts) = List.partition is_type_monotonic all_Ts |
33192 | 362 |
val _ = |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
363 |
if verbose andalso not unique_scope then |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
364 |
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
|
365 |
[] => () |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
366 |
| interesting_mono_Ts => |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
367 |
print_v (K (monotonicity_message interesting_mono_Ts |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
368 |
"Nitpick might be able to skip some scopes.")) |
33192 | 369 |
else |
370 |
() |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
371 |
val (deep_dataTs, shallow_dataTs) = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
372 |
all_Ts |> filter (is_datatype thy stds) |> List.partition is_datatype_deep |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
373 |
val finitizable_dataTs = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
374 |
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
|
375 |
|> filter is_shallow_datatype_finitizable |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
376 |
val _ = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
377 |
if verbose andalso not (null finitizable_dataTs) then |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
378 |
print_v (K (monotonicity_message finitizable_dataTs |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
379 |
"Nitpick can use a more precise finite encoding.")) |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
380 |
else |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
381 |
() |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
382 |
(* 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
|
383 |
provide a hint to the user. *) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
384 |
fun is_struct_induct_step (name, (Rule_Cases.Case {fixes, assumes, ...}, _)) = |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
385 |
not (null fixes) andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
386 |
exists (String.isSuffix ".hyps" o fst) assumes andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
387 |
exists (exists (curry (op =) name o shortest_name o fst) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
388 |
o datatype_constrs hol_ctxt) deep_dataTs |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
389 |
val likely_in_struct_induct_step = |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
390 |
exists is_struct_induct_step (ProofContext.cases_of ctxt) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
391 |
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
|
392 |
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
|
393 |
pstrs "Hint: To check that the induction hypothesis is \ |
35177 | 394 |
\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
|
395 |
[Pretty.mark Markup.sendback (Pretty.blk (0, |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
396 |
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
|
397 |
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
|
398 |
() |
33192 | 399 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
400 |
val _ = print_g "Monotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
401 |
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
|
402 |
val _ = print_g "Nonmonotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
403 |
val _ = List.app (print_g o string_for_type ctxt) nonmono_Ts |
33192 | 404 |
*) |
405 |
||
36384 | 406 |
val incremental = Int.max (max_potential, max_genuine) >= 2 |
407 |
val actual_sat_solver = |
|
33192 | 408 |
if sat_solver <> "smart" then |
36384 | 409 |
if incremental andalso |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
410 |
not (member (op =) (Kodkod_SAT.configured_sat_solvers true) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
411 |
sat_solver) then |
33192 | 412 |
(print_m (K ("An incremental SAT solver is required: \"SAT4J\" will \ |
413 |
\be used instead of " ^ quote sat_solver ^ ".")); |
|
414 |
"SAT4J") |
|
415 |
else |
|
416 |
sat_solver |
|
417 |
else |
|
36384 | 418 |
Kodkod_SAT.smart_sat_solver_name incremental |
33192 | 419 |
val _ = |
420 |
if sat_solver = "smart" then |
|
36384 | 421 |
print_v (fn () => |
422 |
"Using SAT solver " ^ quote actual_sat_solver ^ ". The following" ^ |
|
423 |
(if incremental then " incremental " else " ") ^ |
|
424 |
"solvers are configured: " ^ |
|
425 |
commas_quote (Kodkod_SAT.configured_sat_solvers incremental) ^ ".") |
|
33192 | 426 |
else |
427 |
() |
|
428 |
||
429 |
val too_big_scopes = Unsynchronized.ref [] |
|
430 |
||
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
|
431 |
fun problem_for_scope unsound |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
432 |
(scope as {card_assigns, bits, bisim_depth, datatypes, ofs, ...}) = |
33192 | 433 |
let |
434 |
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
|
435 |
(!too_big_scopes)) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
436 |
raise TOO_LARGE ("Nitpick.pick_them_nits_in_term.\ |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
437 |
\problem_for_scope", "too large scope") |
33192 | 438 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
439 |
val _ = print_g "Offsets:" |
33192 | 440 |
val _ = List.app (fn (T, j0) => |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
441 |
print_g (string_for_type ctxt T ^ " = " ^ |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
442 |
string_of_int j0)) |
33192 | 443 |
(Typtab.dest ofs) |
444 |
*) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
445 |
val all_exact = forall (is_exact_type datatypes true) all_Ts |
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset
|
446 |
val repify_consts = choose_reps_for_consts scope all_exact |
33192 | 447 |
val main_j0 = offset_of_type ofs bool_T |
448 |
val (nat_card, nat_j0) = spec_of_type scope nat_T |
|
449 |
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
|
450 |
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
|
451 |
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
|
452 |
"bad offsets") |
33192 | 453 |
val kk = kodkod_constrs peephole_optim nat_card int_card main_j0 |
454 |
val (free_names, rep_table) = |
|
455 |
choose_reps_for_free_vars scope free_names NameTable.empty |
|
456 |
val (sel_names, rep_table) = choose_reps_for_all_sels scope rep_table |
|
457 |
val (nonsel_names, rep_table) = repify_consts nonsel_names rep_table |
|
458 |
val min_highest_arity = |
|
36384 | 459 |
NameTable.fold (Integer.max o arity_of_rep o snd) rep_table 1 |
33192 | 460 |
val min_univ_card = |
36384 | 461 |
NameTable.fold (Integer.max o min_univ_card_of_rep o snd) rep_table |
34126 | 462 |
(univ_card nat_card int_card main_j0 [] KK.True) |
33192 | 463 |
val _ = check_arity min_univ_card min_highest_arity |
464 |
||
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
|
465 |
val def_us = map (choose_reps_in_nut scope unsound rep_table true) |
33192 | 466 |
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
|
467 |
val nondef_us = map (choose_reps_in_nut scope unsound rep_table false) |
33192 | 468 |
nondef_us |
33745 | 469 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
470 |
val _ = List.app (print_g o string_for_nut ctxt) |
33192 | 471 |
(free_names @ sel_names @ nonsel_names @ |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
472 |
nondef_us @ def_us) |
33745 | 473 |
*) |
33192 | 474 |
val (free_rels, pool, rel_table) = |
475 |
rename_free_vars free_names initial_pool NameTable.empty |
|
476 |
val (sel_rels, pool, rel_table) = |
|
477 |
rename_free_vars sel_names pool rel_table |
|
478 |
val (other_rels, pool, rel_table) = |
|
479 |
rename_free_vars nonsel_names pool rel_table |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
480 |
val nondef_us = map (rename_vars_in_nut pool rel_table) nondef_us |
33192 | 481 |
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
|
482 |
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
|
483 |
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
|
484 |
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
|
485 |
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
|
486 |
Print_Mode.setmp [] multiline_string_for_scope scope |
34998 | 487 |
val kodkod_sat_solver = |
36384 | 488 |
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
|
489 |
val bit_width = if bits = 0 then 16 else bits + 1 |
36384 | 490 |
val delay = |
491 |
if unsound then |
|
492 |
Option.map (fn time => Time.- (time, Time.now ())) deadline |
|
493 |
|> unsound_delay_for_timeout |
|
494 |
else |
|
495 |
0 |
|
496 |
val settings = [("solver", commas_quote kodkod_sat_solver), |
|
33192 | 497 |
("skolem_depth", "-1"), |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
498 |
("bit_width", string_of_int bit_width), |
36386
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
499 |
("symmetry_breaking", "20"), |
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
500 |
("sharing", "3"), |
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
501 |
("flatten", "false"), |
33192 | 502 |
("delay", signed_string_of_int delay)] |
503 |
val plain_rels = free_rels @ other_rels |
|
504 |
val plain_bounds = map (bound_for_plain_rel ctxt debug) plain_rels |
|
505 |
val plain_axioms = map (declarative_axiom_for_plain_rel kk) plain_rels |
|
506 |
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
|
507 |
val dtype_axioms = |
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
508 |
declarative_axioms_for_datatypes hol_ctxt binarize bits ofs kk |
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
509 |
rel_table datatypes |
33192 | 510 |
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
|
511 |
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
|
512 |
(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
|
513 |
main_j0 |> bits > 0 ? Integer.add (bits + 1)) |
33192 | 514 |
val built_in_bounds = bounds_for_built_in_rels_in_formula debug |
515 |
univ_card nat_card int_card main_j0 formula |
|
516 |
val bounds = built_in_bounds @ plain_bounds @ sel_bounds |
|
517 |
|> not debug ? merge_bounds |
|
518 |
val highest_arity = |
|
519 |
fold Integer.max (map (fst o fst) (maps fst bounds)) 0 |
|
520 |
val formula = fold_rev s_and declarative_axioms formula |
|
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
521 |
val _ = if bits = 0 then () else check_bits bits formula |
34126 | 522 |
val _ = if formula = KK.False then () |
33192 | 523 |
else check_arity univ_card highest_arity |
524 |
in |
|
525 |
SOME ({comment = comment, settings = settings, univ_card = univ_card, |
|
526 |
tuple_assigns = [], bounds = bounds, |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
527 |
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
|
528 |
else pow_of_two_int_bounds bits main_j0, |
33192 | 529 |
expr_assigns = [], formula = formula}, |
530 |
{free_names = free_names, sel_names = sel_names, |
|
531 |
nonsel_names = nonsel_names, rel_table = rel_table, |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
532 |
unsound = unsound, scope = scope}) |
33192 | 533 |
end |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
534 |
handle TOO_LARGE (loc, msg) => |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
535 |
if loc = "Nitpick_Kodkod.check_arity" andalso |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
536 |
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
|
537 |
problem_for_scope unsound |
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
538 |
{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
|
539 |
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
|
540 |
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
|
541 |
ofs = Typtab.empty} |
33192 | 542 |
else if loc = "Nitpick.pick_them_nits_in_term.\ |
543 |
\problem_for_scope" then |
|
544 |
NONE |
|
545 |
else |
|
546 |
(Unsynchronized.change too_big_scopes (cons scope); |
|
547 |
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
|
548 |
". Skipping " ^ (if unsound then "potential" |
33192 | 549 |
else "genuine") ^ |
550 |
" component of scope.")); |
|
551 |
NONE) |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
552 |
| TOO_SMALL (_, msg) => |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
553 |
(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
|
554 |
". Skipping " ^ (if unsound then "potential" |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
555 |
else "genuine") ^ |
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
556 |
" component of scope.")); |
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
557 |
NONE) |
33192 | 558 |
|
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
|
559 |
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
|
560 |
(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
|
561 |
|> not standard ? prefix "nonstandard " |
33192 | 562 |
|
563 |
val scopes = Unsynchronized.ref [] |
|
564 |
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
|
565 |
val generated_problems = Unsynchronized.ref ([] : rich_problem list) |
33192 | 566 |
val checked_problems = Unsynchronized.ref (SOME []) |
567 |
val met_potential = Unsynchronized.ref 0 |
|
568 |
||
569 |
fun update_checked_problems problems = |
|
570 |
List.app (Unsynchronized.change checked_problems o Option.map o cons |
|
571 |
o nth problems) |
|
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
572 |
fun show_kodkod_warning "" = () |
35334
b83b9f2a4b92
show Kodkod warning message even in non-verbose mode
blanchet
parents:
35333
diff
changeset
|
573 |
| show_kodkod_warning s = print_m (fn () => "Kodkod warning: " ^ s ^ ".") |
33192 | 574 |
|
575 |
fun print_and_check_model genuine bounds |
|
576 |
({free_names, sel_names, nonsel_names, rel_table, scope, ...} |
|
577 |
: problem_extension) = |
|
578 |
let |
|
579 |
val (reconstructed_model, codatatypes_ok) = |
|
36390
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
580 |
reconstruct_hol_model {show_datatypes = show_datatypes, |
33192 | 581 |
show_consts = show_consts} |
582 |
scope formats frees free_names sel_names nonsel_names rel_table |
|
583 |
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
|
584 |
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
|
585 |
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
|
586 |
sound_finitizes andalso codatatypes_ok |
33192 | 587 |
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
|
588 |
(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
|
589 |
[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
|
590 |
(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
|
591 |
(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
|
592 |
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
|
593 |
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
|
594 |
(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
|
595 |
[] => [] |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
596 |
| 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
|
597 |
[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
|
598 |
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
|
599 |
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
|
600 |
(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
|
601 |
case prove_hol_model scope tac_timeout free_names sel_names |
33192 | 602 |
rel_table bounds assms_t 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
|
603 |
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
|
604 |
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
|
605 |
das_wort_model ^ " is really genuine.") |
33192 | 606 |
| 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
|
607 |
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
|
608 |
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
|
609 |
\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
|
610 |
\happen.\nPlease send a bug report to blanchet\ |
33192 | 611 |
\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
|
612 |
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
|
613 |
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
|
614 |
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
|
615 |
| 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
|
616 |
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
|
617 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
618 |
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
|
619 |
print "The existence of a nonstandard model suggests that the \ |
36126 | 620 |
\induction hypothesis is not general enough or may even be \ |
621 |
\wrong. See the Nitpick manual's \"Inductive Properties\" \ |
|
622 |
\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
|
623 |
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
|
624 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
625 |
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
|
626 |
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
|
627 |
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
|
628 |
(); |
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 |
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
|
630 |
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
|
631 |
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
|
632 |
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
|
633 |
[] |> 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
|
634 |
? 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
|
635 |
|> 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
|
636 |
? 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
|
637 |
|> 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
|
638 |
? 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
|
639 |
|> 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
|
640 |
? 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
|
641 |
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
|
642 |
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
|
643 |
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
|
644 |
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
|
645 |
print ("Try again with " ^ |
36380
1e8fcaccb3e8
stop referring to Sledgehammer_Util stuff all over Nitpick code; instead, redeclare any needed function in Nitpick_Util as synonym for the Sledgehammer_Util function of the same name
blanchet
parents:
36266
diff
changeset
|
646 |
space_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
|
647 |
" 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
|
648 |
" 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
|
649 |
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
|
650 |
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
|
651 |
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
|
652 |
\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
|
653 |
\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
|
654 |
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
|
655 |
(); |
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 |
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
|
657 |
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
|
658 |
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
|
659 |
(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
|
660 |
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
|
661 |
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
|
662 |
val status = prove_hol_model scope tac_timeout free_names |
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 |
sel_names rel_table bounds assms_t |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
664 |
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
|
665 |
(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
|
666 |
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
|
667 |
\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
|
668 |
" 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
|
669 |
| 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
|
670 |
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
|
671 |
| 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
|
672 |
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
|
673 |
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
|
674 |
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
|
675 |
NONE) |
33192 | 676 |
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
|
677 |
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
|
678 |
|> pair genuine_means_genuine |
33192 | 679 |
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
|
680 |
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
|
681 |
donno) first_time problems = |
33192 | 682 |
let |
683 |
val max_potential = Int.max (0, max_potential) |
|
684 |
val max_genuine = Int.max (0, max_genuine) |
|
685 |
fun print_and_check genuine (j, bounds) = |
|
686 |
print_and_check_model genuine bounds (snd (nth problems j)) |
|
687 |
val max_solutions = max_potential + max_genuine |
|
36384 | 688 |
|> not incremental ? Integer.min 1 |
33192 | 689 |
in |
690 |
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
|
691 |
(found_really_genuine, 0, 0, donno) |
33192 | 692 |
else |
34126 | 693 |
case KK.solve_any_problem overlord deadline max_threads max_solutions |
694 |
(map fst problems) of |
|
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
695 |
KK.JavaNotInstalled => |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
696 |
(print_m install_java_message; |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
697 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
698 |
| 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
|
699 |
(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
|
700 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
701 |
| KK.Normal ([], unsat_js, s) => |
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
702 |
(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
|
703 |
(found_really_genuine, max_potential, max_genuine, donno)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
704 |
| KK.Normal (sat_ps, unsat_js, s) => |
33192 | 705 |
let |
706 |
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
|
707 |
List.partition (#unsound o snd o nth problems o fst) sat_ps |
33192 | 708 |
in |
709 |
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
|
710 |
show_kodkod_warning s; |
33192 | 711 |
if null con_ps then |
712 |
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
|
713 |
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
|
714 |
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
|
715 |
|> 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
|
716 |
|> 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
|
717 |
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
|
718 |
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
|
719 |
val num_genuine = length genuine_codes |
33192 | 720 |
val max_genuine = max_genuine - num_genuine |
721 |
val max_potential = max_potential |
|
722 |
- (length lib_ps - num_genuine) |
|
723 |
in |
|
724 |
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
|
725 |
(found_really_genuine, 0, 0, donno) |
33192 | 726 |
else |
727 |
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
|
728 |
(* "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
|
729 |
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
|
730 |
probably can't be satisfied themselves. *) |
33192 | 731 |
val co_js = |
732 |
map (fn j => j - 1) unsat_js |
|
733 |
|> filter (fn j => |
|
734 |
j >= 0 andalso |
|
735 |
scopes_equivalent |
|
35814 | 736 |
(#scope (snd (nth problems j)), |
737 |
#scope (snd (nth problems (j + 1))))) |
|
33192 | 738 |
val bye_js = sort_distinct int_ord (map fst sat_ps @ |
739 |
unsat_js @ co_js) |
|
740 |
val problems = |
|
741 |
problems |> filter_out_indices bye_js |
|
742 |
|> 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
|
743 |
? filter_out (#unsound o snd) |
33192 | 744 |
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
|
745 |
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
|
746 |
max_genuine, donno) false problems |
33192 | 747 |
end |
748 |
end |
|
749 |
else |
|
750 |
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
|
751 |
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
|
752 |
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
|
753 |
|> 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
|
754 |
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
|
755 |
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
|
756 |
found_really_genuine orelse exists fst genuine_codes |
33192 | 757 |
in |
758 |
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
|
759 |
(found_really_genuine, 0, max_genuine, donno) |
33192 | 760 |
else |
761 |
let |
|
762 |
val bye_js = sort_distinct int_ord |
|
763 |
(map fst sat_ps @ unsat_js) |
|
764 |
val problems = |
|
765 |
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
|
766 |
|> 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
|
767 |
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
|
768 |
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
|
769 |
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
|
770 |
end |
33192 | 771 |
end |
772 |
end |
|
34126 | 773 |
| KK.TimedOut unsat_js => |
33192 | 774 |
(update_checked_problems problems unsat_js; raise TimeLimit.TimeOut) |
34126 | 775 |
| KK.Interrupted NONE => (checked_problems := NONE; do_interrupted ()) |
776 |
| KK.Interrupted (SOME unsat_js) => |
|
33192 | 777 |
(update_checked_problems problems unsat_js; do_interrupted ()) |
34126 | 778 |
| KK.Error (s, unsat_js) => |
33192 | 779 |
(update_checked_problems problems unsat_js; |
780 |
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
|
781 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
33192 | 782 |
end |
783 |
||
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
|
784 |
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
|
785 |
donno) = |
33192 | 786 |
let |
787 |
val _ = |
|
788 |
if null scopes then |
|
789 |
print_m (K "The scope specification is inconsistent.") |
|
790 |
else if verbose then |
|
791 |
pprint (Pretty.chunks |
|
792 |
[Pretty.blk (0, |
|
793 |
pstrs ((if n > 1 then |
|
794 |
"Batch " ^ string_of_int (j + 1) ^ " of " ^ |
|
795 |
signed_string_of_int n ^ ": " |
|
796 |
else |
|
797 |
"") ^ |
|
798 |
"Trying " ^ string_of_int (length scopes) ^ |
|
799 |
" scope" ^ plural_s_for_list scopes ^ ":")), |
|
800 |
Pretty.indent indent_size |
|
801 |
(Pretty.chunks (map2 |
|
802 |
(fn j => fn scope => |
|
803 |
Pretty.block ( |
|
804 |
(case pretties_for_scope scope true of |
|
805 |
[] => [Pretty.str "Empty"] |
|
806 |
| pretties => pretties) @ |
|
807 |
[Pretty.str (if j = 1 then "." else ";")])) |
|
808 |
(length scopes downto 1) scopes))]) |
|
809 |
else |
|
810 |
() |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
811 |
fun add_problem_for_scope (scope, unsound) (problems, donno) = |
33192 | 812 |
(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
|
813 |
case problem_for_scope unsound scope of |
33192 | 814 |
SOME problem => |
815 |
(problems |
|
816 |
|> (null problems orelse |
|
35814 | 817 |
not (KK.problems_equivalent (fst problem, fst (hd problems)))) |
33192 | 818 |
? cons problem, donno) |
819 |
| NONE => (problems, donno + 1)) |
|
820 |
val (problems, donno) = |
|
821 |
fold add_problem_for_scope |
|
822 |
(map_product pair scopes |
|
823 |
((if max_genuine > 0 then [false] else []) @ |
|
824 |
(if max_potential > 0 then [true] else []))) |
|
825 |
([], donno) |
|
826 |
val _ = Unsynchronized.change generated_problems (append problems) |
|
827 |
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
|
828 |
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
|
829 |
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
|
830 |
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
|
831 |
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
|
832 |
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
|
833 |
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
|
834 |
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
|
835 |
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
|
836 |
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
|
837 |
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
|
838 |
"Warning: The conjecture either trivially holds for the \ |
35384 | 839 |
\given scopes or lies outside Nitpick's supported \ |
840 |
\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
|
841 |
(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
|
842 |
unsound_problems then |
36913 | 843 |
" 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
|
844 |
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
|
845 |
"")) |
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
|
846 |
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
|
847 |
() |
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
|
848 |
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
|
849 |
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
|
850 |
() |
33192 | 851 |
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
|
852 |
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
|
853 |
donno) true (rev problems) |
33192 | 854 |
end |
855 |
||
856 |
fun scope_count (problems : rich_problem list) scope = |
|
35814 | 857 |
length (filter (curry scopes_equivalent scope o #scope o snd) problems) |
33192 | 858 |
fun excipit did_so_and_so = |
859 |
let |
|
860 |
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
|
861 |
if !met_potential = max_potential then filter_out (#unsound o snd) |
33192 | 862 |
else I |
863 |
val total = length (!scopes) |
|
864 |
val unsat = |
|
865 |
fold (fn scope => |
|
866 |
case scope_count (do_filter (!generated_problems)) scope of |
|
867 |
0 => I |
|
868 |
| 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
|
869 |
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
|
870 |
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
|
871 |
? Integer.add 1) (!generated_scopes) 0 |
33192 | 872 |
in |
873 |
"Nitpick " ^ did_so_and_so ^ |
|
874 |
(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
|
875 |
" " ^ string_of_int (Int.min (total - 1, unsat)) ^ " of " ^ |
33192 | 876 |
string_of_int total ^ " scope" ^ plural_s total |
877 |
else |
|
878 |
"") ^ "." |
|
879 |
end |
|
880 |
||
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
|
881 |
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
|
882 |
(found_really_genuine, max_potential, max_genuine, donno) = |
33192 | 883 |
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
|
884 |
(print_m (fn () => excipit "checked"); "unknown") |
33192 | 885 |
else if max_genuine = original_max_genuine then |
886 |
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
|
887 |
(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
|
888 |
"Nitpick found no " ^ das_wort_model ^ "." ^ |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
889 |
(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
|
890 |
" 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
|
891 |
\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
|
892 |
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
|
893 |
"")); "none") |
33192 | 894 |
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
|
895 |
(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
|
896 |
"Nitpick could not find a" ^ |
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
|
897 |
(if max_genuine = 1 then " better " ^ 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
|
898 |
else "ny better " ^ das_wort_model ^ "s.")); "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
|
899 |
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
|
900 |
"genuine" |
33192 | 901 |
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
|
902 |
"quasi_genuine" |
33192 | 903 |
| 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
|
904 |
let val (z as (_, _, max_genuine, _)) = run_batch j n batch z in |
33192 | 905 |
run_batches (j + 1) n (if max_genuine > 0 then batches else []) z |
906 |
end |
|
907 |
||
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
|
908 |
val (skipped, the_scopes) = |
36386
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
909 |
all_scopes hol_ctxt binarize cards_assigns maxes_assigns iters_assigns |
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
910 |
bitss bisim_depths mono_Ts nonmono_Ts deep_dataTs |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
911 |
finitizable_dataTs |
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
|
912 |
val _ = if skipped > 0 then |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
913 |
print_m (fn () => "Too many scopes. Skipping " ^ |
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
|
914 |
string_of_int skipped ^ " scope" ^ |
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
|
915 |
plural_s skipped ^ |
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
|
916 |
". (Consider using \"mono\" or \ |
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
|
917 |
\\"merge_type_vars\" to prevent this.)") |
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
|
918 |
else |
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
|
919 |
() |
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
|
920 |
val _ = scopes := the_scopes |
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
|
921 |
|
33192 | 922 |
val batches = batch_list batch_size (!scopes) |
923 |
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
|
924 |
(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
|
925 |
(false, max_potential, max_genuine, 0) |
33192 | 926 |
handle Exn.Interrupt => do_interrupted ()) |
927 |
handle TimeLimit.TimeOut => |
|
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
928 |
(print_m (fn () => excipit "ran out of time after checking"); |
33192 | 929 |
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
|
930 |
| Exn.Interrupt => |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
931 |
if auto orelse debug then raise Interrupt |
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
932 |
else error (excipit "was interrupted after checking") |
33192 | 933 |
val _ = print_v (fn () => "Total time: " ^ |
934 |
signed_string_of_int (Time.toMilliseconds |
|
935 |
(Timer.checkRealTimer timer)) ^ " ms.") |
|
936 |
in (outcome_code, !state_ref) end |
|
937 |
handle Exn.Interrupt => |
|
938 |
if auto orelse #debug params then |
|
939 |
raise Interrupt |
|
940 |
else |
|
941 |
if passed_deadline deadline then |
|
942 |
(priority "Nitpick ran out of time."; ("unknown", state)) |
|
943 |
else |
|
944 |
error "Nitpick was interrupted." |
|
945 |
||
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
|
946 |
fun pick_nits_in_term state (params as {debug, timeout, expect, ...}) auto i n |
35335 | 947 |
step subst orig_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
|
948 |
let |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
949 |
val warning_m = if auto then K () else warning |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
950 |
val unknown_outcome = ("unknown", state) |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
951 |
in |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
952 |
if getenv "KODKODI" = "" then |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
953 |
(warning_m (Pretty.string_of (plazy install_kodkodi_message)); |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
954 |
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
|
955 |
else |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
956 |
let |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
957 |
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
|
958 |
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
|
959 |
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
|
960 |
(pick_them_nits_in_term deadline state params auto i n step subst |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
961 |
orig_assm_ts) orig_t |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
962 |
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
|
963 |
(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
|
964 |
| 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
|
965 |
(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
|
966 |
| 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
|
967 |
(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
|
968 |
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
|
969 |
in |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
970 |
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
|
971 |
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
|
972 |
end |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
973 |
end |
33192 | 974 |
|
35335 | 975 |
fun is_fixed_equation fixes |
976 |
(Const (@{const_name "=="}, _) $ Free (s, _) $ Const _) = |
|
977 |
member (op =) fixes s |
|
978 |
| is_fixed_equation _ _ = false |
|
979 |
fun extract_fixed_frees ctxt (assms, t) = |
|
980 |
let |
|
981 |
val fixes = Variable.fixes_of ctxt |> map snd |
|
982 |
val (subst, other_assms) = |
|
983 |
List.partition (is_fixed_equation fixes) assms |
|
984 |
|>> map Logic.dest_equals |
|
985 |
in (subst, other_assms, subst_atomic subst t) end |
|
986 |
||
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
|
987 |
fun pick_nits_in_subgoal state params auto i step = |
33192 | 988 |
let |
989 |
val ctxt = Proof.context_of state |
|
33292 | 990 |
val t = state |> Proof.raw_goal |> #goal |> prop_of |
33192 | 991 |
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
|
992 |
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
|
993 |
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
|
994 |
| n => |
33192 | 995 |
let |
36406 | 996 |
val t = Logic.goal_params t i |> fst |
33192 | 997 |
val assms = map term_of (Assumption.all_assms_of ctxt) |
35335 | 998 |
val (subst, assms, t) = extract_fixed_frees ctxt (assms, t) |
999 |
in pick_nits_in_term state params auto i n step subst assms t end |
|
33192 | 1000 |
end |
1001 |
||
1002 |
end; |