author | blanchet |
Wed, 18 Apr 2012 23:13:10 +0200 | |
changeset 47564 | 8074b18d8d76 |
parent 47562 | a72239723ae8 |
child 47670 | 24babc4b1925 |
permissions | -rw-r--r-- |
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(* Title: HOL/Tools/Nitpick/nitpick.ML |
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Author: Jasmin Blanchette, TU Muenchen |
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Copyright 2008, 2009, 2010 |
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Finite model generation for HOL formulas using Kodkod. |
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*) |
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signature NITPICK = |
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sig |
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type styp = Nitpick_Util.styp |
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type term_postprocessor = Nitpick_Model.term_postprocessor |
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datatype mode = Auto_Try | Try | Normal | TPTP |
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type params = |
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{cards_assigns: (typ option * int list) list, |
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maxes_assigns: (styp option * int list) list, |
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iters_assigns: (styp option * int list) list, |
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bitss: int list, |
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bisim_depths: int list, |
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boxes: (typ option * bool option) list, |
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finitizes: (typ option * bool option) list, |
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monos: (typ option * bool option) list, |
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stds: (typ option * bool) list, |
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wfs: (styp option * bool option) list, |
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sat_solver: string, |
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blocking: bool, |
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falsify: bool, |
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debug: bool, |
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verbose: bool, |
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overlord: bool, |
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user_axioms: bool option, |
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assms: bool, |
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whacks: term list, |
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merge_type_vars: bool, |
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binary_ints: bool option, |
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destroy_constrs: bool, |
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specialize: bool, |
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star_linear_preds: bool, |
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total_consts: bool option, |
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needs: term list option, |
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peephole_optim: bool, |
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datatype_sym_break: int, |
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kodkod_sym_break: int, |
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timeout: Time.time option, |
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tac_timeout: Time.time option, |
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max_threads: int, |
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show_datatypes: bool, |
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show_skolems: bool, |
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show_consts: bool, |
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evals: term list, |
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formats: (term option * int list) list, |
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atomss: (typ option * string list) list, |
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max_potential: int, |
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max_genuine: int, |
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check_potential: bool, |
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check_genuine: bool, |
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batch_size: int, |
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expect: string} |
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val genuineN : string |
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val quasi_genuineN : string |
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val potentialN : string |
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val noneN : string |
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val unknownN : 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 -> mode -> 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 -> mode -> int -> int -> string * Proof.state |
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end; |
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structure Nitpick : NITPICK = |
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struct |
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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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datatype mode = Auto_Try | Try | Normal | TPTP |
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fun is_mode_nt mode = (mode = Normal orelse mode = TPTP) |
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type params = |
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{cards_assigns: (typ option * int list) list, |
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maxes_assigns: (styp option * int list) list, |
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iters_assigns: (styp option * int list) list, |
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bitss: int list, |
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bisim_depths: int list, |
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boxes: (typ option * bool option) list, |
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finitizes: (typ option * bool option) list, |
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monos: (typ option * bool option) list, |
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stds: (typ option * bool) list, |
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wfs: (styp option * bool option) list, |
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sat_solver: string, |
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blocking: bool, |
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falsify: bool, |
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debug: bool, |
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verbose: bool, |
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overlord: bool, |
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user_axioms: bool option, |
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assms: bool, |
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whacks: term list, |
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merge_type_vars: bool, |
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binary_ints: bool option, |
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destroy_constrs: bool, |
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specialize: bool, |
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star_linear_preds: bool, |
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total_consts: bool option, |
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needs: term list option, |
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peephole_optim: bool, |
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datatype_sym_break: int, |
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kodkod_sym_break: int, |
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timeout: Time.time option, |
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tac_timeout: Time.time option, |
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max_threads: int, |
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show_datatypes: bool, |
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show_skolems: bool, |
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show_consts: bool, |
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evals: term list, |
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formats: (term option * int list) list, |
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atomss: (typ option * string list) list, |
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max_potential: int, |
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max_genuine: int, |
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check_potential: bool, |
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check_genuine: bool, |
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batch_size: int, |
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expect: string} |
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val genuineN = "genuine" |
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val quasi_genuineN = "quasi_genuine" |
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val potentialN = "potential" |
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val noneN = "none" |
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val unknownN = "unknown" |
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local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
152 |
(* TODO: eliminate these historical aliases *) |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
153 |
val register_frac_type = Nitpick_HOL.register_frac_type_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
154 |
val unregister_frac_type = Nitpick_HOL.unregister_frac_type_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
155 |
val register_codatatype = Nitpick_HOL.register_codatatype_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
156 |
val unregister_codatatype = Nitpick_HOL.unregister_codatatype_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
157 |
val register_term_postprocessor = |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
158 |
Nitpick_Model.register_term_postprocessor_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
159 |
val unregister_term_postprocessor = |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
160 |
Nitpick_Model.unregister_term_postprocessor_global |
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
161 |
|
36390
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
162 |
type problem_extension = |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
163 |
{free_names: nut list, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
164 |
sel_names: nut list, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
165 |
nonsel_names: nut list, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
166 |
rel_table: nut NameTable.table, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
167 |
unsound: bool, |
eee4ee6a5cbe
remove "show_skolems" option and change style of record declarations
blanchet
parents:
36389
diff
changeset
|
168 |
scope: scope} |
39316
b6c4385ab400
change defaults of Auto Nitpick so that it consumes less resources (time and Kodkod threads)
blanchet
parents:
38857
diff
changeset
|
169 |
|
34126 | 170 |
type rich_problem = KK.problem * problem_extension |
33192 | 171 |
|
172 |
fun pretties_for_formulas _ _ [] = [] |
|
173 |
| pretties_for_formulas ctxt s ts = |
|
174 |
[Pretty.str (s ^ plural_s_for_list ts ^ ":"), |
|
175 |
Pretty.indent indent_size (Pretty.chunks |
|
176 |
(map2 (fn j => fn t => |
|
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
34039
diff
changeset
|
177 |
Pretty.block [t |> shorten_names_in_term |
33192 | 178 |
|> Syntax.pretty_term ctxt, |
179 |
Pretty.str (if j = 1 then "." else ";")]) |
|
180 |
(length ts downto 1) ts))] |
|
181 |
||
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
182 |
fun install_java_message () = |
47490
f4348634595b
more precise handling of java failure, due to missing ISABELLE_JDK_HOME;
wenzelm
parents:
47108
diff
changeset
|
183 |
"Nitpick requires Java Development Kit 1.6/1.7 via ISABELLE_JDK_HOME setting." |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
184 |
fun install_kodkodi_message () = |
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
185 |
"Nitpick requires the external Java program Kodkodi. To install it, download \ |
46243 | 186 |
\the package from \"http://www21.in.tum.de/~blanchet/#software\" and add the \ |
187 |
\\"kodkodi-x.y.z\" directory's full path to " ^ |
|
43602 | 188 |
Path.print (Path.expand (Path.explode "$ISABELLE_HOME_USER/etc/components")) ^ |
189 |
" 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
|
190 |
|
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
|
191 |
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
|
192 |
val max_unsound_delay_percent = 2 |
33192 | 193 |
|
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
|
194 |
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
|
195 |
| 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
|
196 |
Int.max (0, Int.min (max_unsound_delay_ms, |
33192 | 197 |
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
|
198 |
* max_unsound_delay_percent div 100)) |
33192 | 199 |
|
200 |
fun passed_deadline NONE = false |
|
201 |
| passed_deadline (SOME time) = Time.compare (Time.now (), time) <> LESS |
|
202 |
||
34123
c4988215a691
distinguish better between "complete" (vs. incomplete) types and "concrete" (vs. abstract) types in Nitpick;
blanchet
parents:
34121
diff
changeset
|
203 |
fun none_true assigns = forall (not_equal (SOME true) o snd) assigns |
33192 | 204 |
|
41048
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
205 |
fun has_lonely_bool_var (@{const Pure.conjunction} |
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
206 |
$ (@{const Trueprop} $ Free _) $ _) = true |
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
207 |
| has_lonely_bool_var _ = false |
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
208 |
|
34038
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
209 |
val syntactic_sorts = |
38857
97775f3e8722
renamed class/constant eq to equal; tuned some instantiations
haftmann
parents:
38517
diff
changeset
|
210 |
@{sort "{default,zero,one,plus,minus,uminus,times,inverse,abs,sgn,ord,equal}"} @ |
47108
2a1953f0d20d
merged fork with new numeral representation (see NEWS)
huffman
parents:
46243
diff
changeset
|
211 |
@{sort numeral} |
34038
a2736debeabd
make Nitpick output the message "Hint: Maybe you forgot a type constraint?" only for syntactic classes
blanchet
parents:
33982
diff
changeset
|
212 |
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
|
213 |
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
|
214 |
| 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
|
215 |
val has_syntactic_sorts = exists_type (exists_subtype has_tfree_syntactic_sort) |
33192 | 216 |
|
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
217 |
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
|
218 |
|
43022 | 219 |
fun pick_them_nits_in_term deadline state (params : params) mode i n step |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
220 |
subst assm_ts orig_t = |
33192 | 221 |
let |
222 |
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
|
223 |
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
|
224 |
val ctxt = Proof.context_of state |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
225 |
(* FIXME: reintroduce code before new release: |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
226 |
|
37216
3165bc303f66
modernized some structure names, keeping a few legacy aliases;
wenzelm
parents:
37213
diff
changeset
|
227 |
val nitpick_thy = Thy_Info.get_theory "Nitpick" |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
228 |
val _ = Theory.subthy (nitpick_thy, thy) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
229 |
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
|
230 |
*) |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
231 |
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
|
232 |
boxes, finitizes, monos, stds, wfs, sat_solver, falsify, debug, |
38209 | 233 |
verbose, overlord, user_axioms, assms, whacks, merge_type_vars, |
234 |
binary_ints, destroy_constrs, specialize, star_linear_preds, |
|
41875 | 235 |
total_consts, needs, peephole_optim, datatype_sym_break, |
41856 | 236 |
kodkod_sym_break, tac_timeout, max_threads, show_datatypes, |
41993
bd6296de1432
reintroduced "show_skolems" option -- useful when too many Skolems are displayed
blanchet
parents:
41992
diff
changeset
|
237 |
show_skolems, show_consts, evals, formats, atomss, max_potential, |
bd6296de1432
reintroduced "show_skolems" option -- useful when too many Skolems are displayed
blanchet
parents:
41992
diff
changeset
|
238 |
max_genuine, check_potential, check_genuine, batch_size, ...} = params |
33192 | 239 |
val state_ref = Unsynchronized.ref state |
46086 | 240 |
fun pprint print = |
43022 | 241 |
if mode = Auto_Try then |
33192 | 242 |
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
|
243 |
o Pretty.chunks o cons (Pretty.str "") o single |
45666 | 244 |
o Pretty.mark Isabelle_Markup.hilite |
33192 | 245 |
else |
46086 | 246 |
print o Pretty.string_of |
47559 | 247 |
val pprint_a = pprint Output.urgent_message |
47560 | 248 |
fun pprint_nt f = () |> is_mode_nt mode ? pprint Output.urgent_message o f |
46086 | 249 |
fun pprint_v f = () |> verbose ? pprint Output.urgent_message o f |
250 |
fun pprint_d f = () |> debug ? pprint tracing o f |
|
251 |
val print = pprint Output.urgent_message o curry Pretty.blk 0 o pstrs |
|
47560 | 252 |
fun print_t f = () |> mode = TPTP ? print o f |
39345 | 253 |
(* |
46086 | 254 |
val print_g = pprint tracing o Pretty.str |
39345 | 255 |
*) |
47560 | 256 |
val print_nt = pprint_nt o K o plazy |
33568
532b915afa14
don't run Nitpick at all if Kodkodi is not installed (as indicated by the $KODKODI variable)
blanchet
parents:
33566
diff
changeset
|
257 |
val print_v = pprint_v o K o plazy |
33192 | 258 |
|
259 |
fun check_deadline () = |
|
41051
2ed1b971fc20
give the inner timeout mechanism a chance, since it gives more precise information to the user
blanchet
parents:
41048
diff
changeset
|
260 |
if passed_deadline deadline then raise TimeLimit.TimeOut else () |
33192 | 261 |
|
43022 | 262 |
val assm_ts = if assms orelse mode <> Normal then assm_ts else [] |
34982
7b8c366e34a2
added support for nonstandard models to Nitpick (based on an idea by Koen Claessen) and did other fixes to Nitpick
blanchet
parents:
34938
diff
changeset
|
263 |
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
|
264 |
if step = 0 then |
47560 | 265 |
print_nt (fn () => "Nitpicking formula...") |
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
|
266 |
else |
47560 | 267 |
pprint_nt (fn () => Pretty.chunks ( |
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
|
268 |
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
|
269 |
(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
|
270 |
"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
|
271 |
else |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
272 |
"goal")) [Logic.list_implies (assm_ts, orig_t)])) |
41278
8e1cde88aae6
added a timestamp to Nitpick in verbose mode for debugging purposes;
blanchet
parents:
41052
diff
changeset
|
273 |
val _ = print_v (enclose "Timestamp: " "." o Date.fmt "%H:%M:%S" |
8e1cde88aae6
added a timestamp to Nitpick in verbose mode for debugging purposes;
blanchet
parents:
41052
diff
changeset
|
274 |
o Date.fromTimeLocal o Time.now) |
33192 | 275 |
val neg_t = if falsify then Logic.mk_implies (orig_t, @{prop False}) |
276 |
else orig_t |
|
41876 | 277 |
val conj_ts = neg_t :: assm_ts @ evals @ these needs |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
278 |
val tfree_table = |
41869
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
279 |
if merge_type_vars then merged_type_var_table_for_terms thy conj_ts |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
280 |
else [] |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
281 |
val merge_tfrees = merge_type_vars_in_term thy merge_type_vars tfree_table |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
282 |
val neg_t = neg_t |> merge_tfrees |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
283 |
val assm_ts = assm_ts |> map merge_tfrees |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
284 |
val evals = evals |> map merge_tfrees |
41876 | 285 |
val needs = needs |> Option.map (map merge_tfrees) |
286 |
val conj_ts = neg_t :: assm_ts @ evals @ these needs |
|
33192 | 287 |
val original_max_potential = max_potential |
288 |
val original_max_genuine = max_genuine |
|
289 |
val max_bisim_depth = fold Integer.max bisim_depths ~1 |
|
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
290 |
val case_names = case_const_names ctxt stds |
42415
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
291 |
val defs = all_defs_of thy subst |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
292 |
val nondefs = all_nondefs_of ctxt subst |
41791
01d722707a36
always unfold constant defitions marked with "nitpick_def" -- to prevent unfolding, there's already "nitpick_simp"
blanchet
parents:
41789
diff
changeset
|
293 |
val def_tables = const_def_tables ctxt subst defs |
42415
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
294 |
val nondef_table = const_nondef_table nondefs |
35335 | 295 |
val simp_table = Unsynchronized.ref (const_simp_table ctxt subst) |
296 |
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
|
297 |
val choice_spec_table = const_choice_spec_table ctxt subst |
42415
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
298 |
val nondefs = |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
299 |
nondefs |> filter_out (is_choice_spec_axiom thy choice_spec_table) |
41791
01d722707a36
always unfold constant defitions marked with "nitpick_def" -- to prevent unfolding, there's already "nitpick_simp"
blanchet
parents:
41789
diff
changeset
|
300 |
val intro_table = inductive_intro_table ctxt subst def_tables |
33192 | 301 |
val ground_thm_table = ground_theorem_table thy |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
302 |
val ersatz_table = ersatz_table ctxt |
41007
75275c796b46
use ML SAT solvers up to a certain time limit, then switch to faster solvers with a timeout -- this becomes necessary with the new, more powerful monotonicity calculus
blanchet
parents:
41001
diff
changeset
|
303 |
val hol_ctxt as {wf_cache, ...} = |
33192 | 304 |
{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
|
305 |
stds = stds, wfs = wfs, user_axioms = user_axioms, debug = debug, |
38209 | 306 |
whacks = whacks, binary_ints = binary_ints, |
307 |
destroy_constrs = destroy_constrs, specialize = specialize, |
|
41871
394eef237bd1
lower threshold for implicitly using "nitpick_simp" for predicate definitions when "total_consts" is on
blanchet
parents:
41869
diff
changeset
|
308 |
star_linear_preds = star_linear_preds, total_consts = total_consts, |
41875 | 309 |
needs = needs, tac_timeout = tac_timeout, evals = evals, |
41871
394eef237bd1
lower threshold for implicitly using "nitpick_simp" for predicate definitions when "total_consts" is on
blanchet
parents:
41869
diff
changeset
|
310 |
case_names = case_names, def_tables = def_tables, |
42415
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
311 |
nondef_table = nondef_table, nondefs = nondefs, simp_table = simp_table, |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
312 |
psimp_table = psimp_table, choice_spec_table = choice_spec_table, |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
313 |
intro_table = intro_table, ground_thm_table = ground_thm_table, |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
314 |
ersatz_table = ersatz_table, skolems = Unsynchronized.ref [], |
10accf397ab6
use "Spec_Rules" for finding axioms -- more reliable and cleaner
blanchet
parents:
42361
diff
changeset
|
315 |
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
|
316 |
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
|
317 |
constr_cache = Unsynchronized.ref []} |
41789
7c7b68b06c1a
don't distinguish between "fixes" and other free variables -- this confuses users
blanchet
parents:
41772
diff
changeset
|
318 |
val pseudo_frees = [] |
41869
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
319 |
val real_frees = fold Term.add_frees conj_ts [] |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
320 |
val _ = null (fold Term.add_tvars conj_ts []) orelse |
9e367f1c9570
robust handling of types occurring in "eval" and "preconstr" options but not in the goal
blanchet
parents:
41868
diff
changeset
|
321 |
error "Nitpick cannot handle goals with schematic type variables." |
41875 | 322 |
val (nondef_ts, def_ts, need_ts, got_all_mono_user_axioms, |
41803
ef13e3b7cbaf
more work on "fix_datatype_vals" optimization (renamed "preconstruct")
blanchet
parents:
41802
diff
changeset
|
323 |
no_poly_user_axioms, binarize) = |
ef13e3b7cbaf
more work on "fix_datatype_vals" optimization (renamed "preconstruct")
blanchet
parents:
41802
diff
changeset
|
324 |
preprocess_formulas hol_ctxt assm_ts neg_t |
33192 | 325 |
val got_all_user_axioms = |
326 |
got_all_mono_user_axioms andalso no_poly_user_axioms |
|
327 |
||
328 |
fun print_wf (x, (gfp, wf)) = |
|
47560 | 329 |
pprint_nt (fn () => Pretty.blk (0, |
33192 | 330 |
pstrs ("The " ^ (if gfp then "co" else "") ^ "inductive predicate \"") |
331 |
@ Syntax.pretty_term ctxt (Const x) :: |
|
332 |
pstrs (if wf then |
|
333 |
"\" was proved well-founded. Nitpick can compute it \ |
|
334 |
\efficiently." |
|
335 |
else |
|
336 |
"\" could not be proved well-founded. Nitpick might need to \ |
|
337 |
\unroll it."))) |
|
338 |
val _ = if verbose then List.app print_wf (!wf_cache) else () |
|
38171
5f2ea92319e0
fix soundness bug w.r.t. "Suc" with "binary_ints"
blanchet
parents:
38170
diff
changeset
|
339 |
val das_wort_formula = if falsify then "Negated conjecture" else "Formula" |
33192 | 340 |
val _ = |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
341 |
pprint_d (fn () => Pretty.chunks |
38171
5f2ea92319e0
fix soundness bug w.r.t. "Suc" with "binary_ints"
blanchet
parents:
38170
diff
changeset
|
342 |
(pretties_for_formulas ctxt das_wort_formula [hd nondef_ts] @ |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
343 |
pretties_for_formulas ctxt "Relevant definitional axiom" def_ts @ |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
344 |
pretties_for_formulas ctxt "Relevant nondefinitional axiom" |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
345 |
(tl nondef_ts))) |
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
346 |
val _ = List.app (ignore o Term.type_of) (nondef_ts @ def_ts) |
33192 | 347 |
handle TYPE (_, Ts, ts) => |
348 |
raise TYPE ("Nitpick.pick_them_nits_in_term", Ts, ts) |
|
349 |
||
41801
ed77524f3429
first steps in implementing "fix_datatype_vals" optimization
blanchet
parents:
41793
diff
changeset
|
350 |
val nondef_us = nondef_ts |> map (nut_from_term hol_ctxt Eq) |
ed77524f3429
first steps in implementing "fix_datatype_vals" optimization
blanchet
parents:
41793
diff
changeset
|
351 |
val def_us = def_ts |> map (nut_from_term hol_ctxt DefEq) |
41875 | 352 |
val need_us = need_ts |> map (nut_from_term hol_ctxt Eq) |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
353 |
val (free_names, const_names) = |
41888
79f837c2e33b
don't forget to look for constants appearing only in "need" option -- otherwise we get exceptions in "the_name" later on
blanchet
parents:
41876
diff
changeset
|
354 |
fold add_free_and_const_names (nondef_us @ def_us @ need_us) ([], []) |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
355 |
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
|
356 |
List.partition (is_sel o nickname_of) const_names |
46114
e6d33b200f42
remove subtlety whose justification got lost in time -- the new code is possibly less precise but sounder
blanchet
parents:
46103
diff
changeset
|
357 |
val sound_finitizes = none_true 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
|
358 |
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
|
359 |
(* |
41888
79f837c2e33b
don't forget to look for constants appearing only in "need" option -- otherwise we get exceptions in "the_name" later on
blanchet
parents:
41876
diff
changeset
|
360 |
val _ = |
79f837c2e33b
don't forget to look for constants appearing only in "need" option -- otherwise we get exceptions in "the_name" later on
blanchet
parents:
41876
diff
changeset
|
361 |
List.app (print_g o string_for_nut ctxt) (nondef_us @ def_us @ need_us) |
33558
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
362 |
*) |
a2db56854b83
optimized Nitpick's encoding and rendering of datatypes whose constructors don't appear in the problem
blanchet
parents:
33556
diff
changeset
|
363 |
|
34121
5e831d805118
get rid of polymorphic equality in Nitpick's code + a few minor cleanups
blanchet
parents:
34039
diff
changeset
|
364 |
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
|
365 |
fun monotonicity_message Ts extra = |
38188 | 366 |
let val pretties = map (pretty_maybe_quote o pretty_for_type ctxt) Ts in |
367 |
Pretty.blk (0, |
|
368 |
pstrs ("The type" ^ plural_s_for_list pretties ^ " ") @ |
|
369 |
pretty_serial_commas "and" pretties @ |
|
370 |
pstrs (" " ^ |
|
42959 | 371 |
(if none_true monos then |
372 |
"passed the monotonicity test" |
|
373 |
else |
|
374 |
(if length pretties = 1 then "is" else "are") ^ |
|
375 |
" considered monotonic") ^ |
|
376 |
". " ^ extra)) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
377 |
end |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
378 |
fun is_type_fundamentally_monotonic T = |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
379 |
(is_datatype ctxt stds T andalso not (is_quot_type ctxt T) andalso |
37256
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
380 |
(not (is_pure_typedef ctxt T) orelse is_univ_typedef ctxt T)) orelse |
38240
a44d108a8d39
local versions of Nitpick.register_xxx functions
blanchet
parents:
38214
diff
changeset
|
381 |
is_number_type ctxt T orelse is_bit_type T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
382 |
fun is_type_actually_monotonic T = |
41001
11715564e2ad
removed old baggage from monotonicity calculus -- the "calculus" option didn't really work anyway because of on-the-fly simplifications
blanchet
parents:
40993
diff
changeset
|
383 |
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
|
384 |
fun is_type_kind_of_monotonic T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
385 |
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
|
386 |
SOME (SOME false) => false |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
387 |
| _ => is_type_actually_monotonic T |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
388 |
fun is_type_monotonic T = |
33192 | 389 |
unique_scope orelse |
390 |
case triple_lookup (type_match thy) monos T of |
|
391 |
SOME (SOME b) => b |
|
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
392 |
| _ => is_type_fundamentally_monotonic T orelse |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
393 |
is_type_actually_monotonic T |
41793
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
394 |
fun is_deep_datatype_finitizable T = |
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
395 |
triple_lookup (type_match thy) finitizes T = SOME (SOME true) |
41052
3db267a01c1d
remove the "fin_fun" optimization in Nitpick -- it was always a hack and didn't help much
blanchet
parents:
41051
diff
changeset
|
396 |
fun is_shallow_datatype_finitizable (T as Type (@{type_name fun_box}, _)) = |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
397 |
is_type_kind_of_monotonic T |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
398 |
| is_shallow_datatype_finitizable T = |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
399 |
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
|
400 |
SOME (SOME b) => b |
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
401 |
| _ => is_type_kind_of_monotonic T |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
402 |
fun is_datatype_deep T = |
46103
1e35730bd869
always treat "unit" as a deep datatype, so that we get a good interaction with the record syntax (2.7 of the Nitpick manual)
blanchet
parents:
46086
diff
changeset
|
403 |
not standard orelse T = @{typ unit} orelse T = nat_T orelse |
1e35730bd869
always treat "unit" as a deep datatype, so that we get a good interaction with the record syntax (2.7 of the Nitpick manual)
blanchet
parents:
46086
diff
changeset
|
404 |
is_word_type T orelse |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
405 |
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
|
406 |
val all_Ts = ground_types_in_terms hol_ctxt binarize (nondef_ts @ def_ts) |
35408 | 407 |
|> sort Term_Ord.typ_ord |
38214 | 408 |
val _ = |
409 |
if verbose andalso binary_ints = SOME true andalso |
|
410 |
exists (member (op =) [nat_T, int_T]) all_Ts then |
|
411 |
print_v (K "The option \"binary_ints\" will be ignored because of the \ |
|
412 |
\presence of rationals, reals, \"Suc\", \"gcd\", or \"lcm\" \ |
|
413 |
\in the problem or because of the \"non_std\" option.") |
|
414 |
else |
|
415 |
() |
|
416 |
val _ = |
|
43022 | 417 |
if mode = Normal andalso |
38214 | 418 |
exists (fn Type (@{type_name Datatype.node}, _) => true | _ => false) |
419 |
all_Ts then |
|
47560 | 420 |
print_nt (K ("Warning: The problem involves directly or indirectly the \ |
421 |
\internal type " ^ quote @{type_name Datatype.node} ^ |
|
422 |
". This type is very Nitpick-unfriendly, and its presence \ |
|
423 |
\usually indicates either a failure of abstraction or a \ |
|
424 |
\quirk in Nitpick.")) |
|
38214 | 425 |
else |
426 |
() |
|
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
|
427 |
val (mono_Ts, nonmono_Ts) = List.partition is_type_monotonic all_Ts |
33192 | 428 |
val _ = |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
429 |
if verbose andalso not unique_scope then |
35665
ff2bf50505ab
added "finitize" option to Nitpick + remove dependency on "Coinductive_List"
blanchet
parents:
35408
diff
changeset
|
430 |
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
|
431 |
[] => () |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
432 |
| interesting_mono_Ts => |
38188 | 433 |
pprint_v (K (monotonicity_message interesting_mono_Ts |
434 |
"Nitpick might be able to skip some scopes.")) |
|
33192 | 435 |
else |
436 |
() |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
437 |
val (deep_dataTs, shallow_dataTs) = |
37256
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
438 |
all_Ts |> filter (is_datatype ctxt stds) |
0dca1ec52999
thread along context instead of theory for typedef lookup
blanchet
parents:
37213
diff
changeset
|
439 |
|> List.partition is_datatype_deep |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
440 |
val finitizable_dataTs = |
41793
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
441 |
(deep_dataTs |> filter_out (is_finite_type hol_ctxt) |
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
442 |
|> filter is_deep_datatype_finitizable) @ |
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
443 |
(shallow_dataTs |> filter_out (is_finite_type hol_ctxt) |
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
444 |
|> filter is_shallow_datatype_finitizable) |
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
445 |
val _ = |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
446 |
if verbose andalso not (null finitizable_dataTs) then |
38188 | 447 |
pprint_v (K (monotonicity_message finitizable_dataTs |
448 |
"Nitpick can use a more precise finite encoding.")) |
|
35385
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
449 |
else |
29f81babefd7
improved precision of infinite "shallow" datatypes in Nitpick;
blanchet
parents:
35384
diff
changeset
|
450 |
() |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
451 |
(* 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
|
452 |
provide a hint to the user. *) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
453 |
fun is_struct_induct_step (name, (Rule_Cases.Case {fixes, assumes, ...}, _)) = |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
454 |
not (null fixes) andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
455 |
exists (String.isSuffix ".hyps" o fst) assumes andalso |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
456 |
exists (exists (curry (op =) name o shortest_name o fst) |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
457 |
o datatype_constrs hol_ctxt) deep_dataTs |
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
458 |
val likely_in_struct_induct_step = |
42361 | 459 |
exists is_struct_induct_step (Proof_Context.cases_of ctxt) |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
460 |
val _ = if standard andalso likely_in_struct_induct_step then |
47560 | 461 |
pprint_nt (fn () => Pretty.blk (0, |
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
|
462 |
pstrs "Hint: To check that the induction hypothesis is \ |
35177 | 463 |
\general enough, try this command: " @ |
45666 | 464 |
[Pretty.mark Isabelle_Markup.sendback (Pretty.blk (0, |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
465 |
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
|
466 |
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
|
467 |
() |
33192 | 468 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
469 |
val _ = print_g "Monotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
470 |
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
|
471 |
val _ = print_g "Nonmonotonic types:" |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
472 |
val _ = List.app (print_g o string_for_type ctxt) nonmono_Ts |
33192 | 473 |
*) |
474 |
||
36384 | 475 |
val incremental = Int.max (max_potential, max_genuine) >= 2 |
476 |
val actual_sat_solver = |
|
33192 | 477 |
if sat_solver <> "smart" then |
36384 | 478 |
if incremental andalso |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
479 |
not (member (op =) (Kodkod_SAT.configured_sat_solvers true) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
480 |
sat_solver) then |
47560 | 481 |
(print_nt (K ("An incremental SAT solver is required: \"SAT4J\" will \ |
482 |
\be used instead of " ^ quote sat_solver ^ ".")); |
|
33192 | 483 |
"SAT4J") |
484 |
else |
|
485 |
sat_solver |
|
486 |
else |
|
36384 | 487 |
Kodkod_SAT.smart_sat_solver_name incremental |
33192 | 488 |
val _ = |
489 |
if sat_solver = "smart" then |
|
36384 | 490 |
print_v (fn () => |
491 |
"Using SAT solver " ^ quote actual_sat_solver ^ ". The following" ^ |
|
492 |
(if incremental then " incremental " else " ") ^ |
|
493 |
"solvers are configured: " ^ |
|
494 |
commas_quote (Kodkod_SAT.configured_sat_solvers incremental) ^ ".") |
|
33192 | 495 |
else |
496 |
() |
|
497 |
||
498 |
val too_big_scopes = Unsynchronized.ref [] |
|
499 |
||
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
|
500 |
fun problem_for_scope unsound |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
501 |
(scope as {card_assigns, bits, bisim_depth, datatypes, ofs, ...}) = |
33192 | 502 |
let |
503 |
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
|
504 |
(!too_big_scopes)) orelse |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
505 |
raise TOO_LARGE ("Nitpick.pick_them_nits_in_term.\ |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
506 |
\problem_for_scope", "too large scope") |
33192 | 507 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
508 |
val _ = print_g "Offsets:" |
33192 | 509 |
val _ = List.app (fn (T, j0) => |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
510 |
print_g (string_for_type ctxt T ^ " = " ^ |
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
511 |
string_of_int j0)) |
33192 | 512 |
(Typtab.dest ofs) |
513 |
*) |
|
41858
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
514 |
val effective_total_consts = |
41856 | 515 |
case total_consts of |
516 |
SOME b => b |
|
517 |
| NONE => forall (is_exact_type datatypes true) all_Ts |
|
33192 | 518 |
val main_j0 = offset_of_type ofs bool_T |
519 |
val (nat_card, nat_j0) = spec_of_type scope nat_T |
|
520 |
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
|
521 |
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
|
522 |
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
|
523 |
"bad offsets") |
33192 | 524 |
val kk = kodkod_constrs peephole_optim nat_card int_card main_j0 |
525 |
val (free_names, rep_table) = |
|
38170 | 526 |
choose_reps_for_free_vars scope pseudo_frees free_names |
527 |
NameTable.empty |
|
33192 | 528 |
val (sel_names, rep_table) = choose_reps_for_all_sels scope rep_table |
38170 | 529 |
val (nonsel_names, rep_table) = |
41858
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
530 |
choose_reps_for_consts scope effective_total_consts nonsel_names |
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
531 |
rep_table |
38182 | 532 |
val (guiltiest_party, min_highest_arity) = |
533 |
NameTable.fold (fn (name, R) => fn (s, n) => |
|
534 |
let val n' = arity_of_rep R in |
|
535 |
if n' > n then (nickname_of name, n') else (s, n) |
|
536 |
end) rep_table ("", 1) |
|
33192 | 537 |
val min_univ_card = |
36384 | 538 |
NameTable.fold (Integer.max o min_univ_card_of_rep o snd) rep_table |
34126 | 539 |
(univ_card nat_card int_card main_j0 [] KK.True) |
41897
c24e7fd17464
perform no arity check in debug mode so that we get to see the Kodkod problem
blanchet
parents:
41888
diff
changeset
|
540 |
val _ = if debug then () |
c24e7fd17464
perform no arity check in debug mode so that we get to see the Kodkod problem
blanchet
parents:
41888
diff
changeset
|
541 |
else check_arity guiltiest_party min_univ_card min_highest_arity |
33192 | 542 |
|
41802 | 543 |
val def_us = |
544 |
def_us |> map (choose_reps_in_nut scope unsound rep_table true) |
|
545 |
val nondef_us = |
|
546 |
nondef_us |> map (choose_reps_in_nut scope unsound rep_table false) |
|
41875 | 547 |
val need_us = |
548 |
need_us |> map (choose_reps_in_nut scope unsound rep_table false) |
|
33745 | 549 |
(* |
36128
a3d8d5329438
make Nitpick output everything to tracing in debug mode;
blanchet
parents:
36126
diff
changeset
|
550 |
val _ = List.app (print_g o string_for_nut ctxt) |
33192 | 551 |
(free_names @ sel_names @ nonsel_names @ |
41888
79f837c2e33b
don't forget to look for constants appearing only in "need" option -- otherwise we get exceptions in "the_name" later on
blanchet
parents:
41876
diff
changeset
|
552 |
nondef_us @ def_us @ need_us) |
33745 | 553 |
*) |
33192 | 554 |
val (free_rels, pool, rel_table) = |
555 |
rename_free_vars free_names initial_pool NameTable.empty |
|
556 |
val (sel_rels, pool, rel_table) = |
|
557 |
rename_free_vars sel_names pool rel_table |
|
558 |
val (other_rels, pool, rel_table) = |
|
559 |
rename_free_vars nonsel_names pool rel_table |
|
41802 | 560 |
val nondef_us = nondef_us |> map (rename_vars_in_nut pool rel_table) |
561 |
val def_us = def_us |> map (rename_vars_in_nut pool rel_table) |
|
41875 | 562 |
val need_us = need_us |> map (rename_vars_in_nut pool rel_table) |
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
563 |
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
|
564 |
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
|
565 |
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
|
566 |
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
|
567 |
Print_Mode.setmp [] multiline_string_for_scope scope |
34998 | 568 |
val kodkod_sat_solver = |
36384 | 569 |
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
|
570 |
val bit_width = if bits = 0 then 16 else bits + 1 |
36384 | 571 |
val delay = |
572 |
if unsound then |
|
573 |
Option.map (fn time => Time.- (time, Time.now ())) deadline |
|
574 |
|> unsound_delay_for_timeout |
|
575 |
else |
|
576 |
0 |
|
577 |
val settings = [("solver", commas_quote kodkod_sat_solver), |
|
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
578 |
("bit_width", string_of_int bit_width), |
38124 | 579 |
("symmetry_breaking", string_of_int kodkod_sym_break), |
36386
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
580 |
("sharing", "3"), |
2132f15b366f
Fruhjahrsputz: remove three mostly useless Nitpick options
blanchet
parents:
36385
diff
changeset
|
581 |
("flatten", "false"), |
33192 | 582 |
("delay", signed_string_of_int delay)] |
583 |
val plain_rels = free_rels @ other_rels |
|
584 |
val plain_bounds = map (bound_for_plain_rel ctxt debug) plain_rels |
|
585 |
val plain_axioms = map (declarative_axiom_for_plain_rel kk) plain_rels |
|
41995 | 586 |
val need_vals = |
587 |
map (fn dtype as {typ, ...} => |
|
588 |
(typ, needed_values_for_datatype need_us ofs dtype)) datatypes |
|
589 |
val sel_bounds = |
|
590 |
map (bound_for_sel_rel ctxt debug need_vals datatypes) sel_rels |
|
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
591 |
val dtype_axioms = |
41995 | 592 |
declarative_axioms_for_datatypes hol_ctxt binarize need_us need_vals |
41801
ed77524f3429
first steps in implementing "fix_datatype_vals" optimization
blanchet
parents:
41793
diff
changeset
|
593 |
datatype_sym_break bits ofs kk rel_table datatypes |
33192 | 594 |
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
|
595 |
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
|
596 |
(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
|
597 |
main_j0 |> bits > 0 ? Integer.add (bits + 1)) |
38126 | 598 |
val (built_in_bounds, built_in_axioms) = |
39345 | 599 |
bounds_and_axioms_for_built_in_rels_in_formulas debug univ_card |
600 |
nat_card int_card main_j0 (formula :: declarative_axioms) |
|
33192 | 601 |
val bounds = built_in_bounds @ plain_bounds @ sel_bounds |
602 |
|> not debug ? merge_bounds |
|
38126 | 603 |
val axioms = built_in_axioms @ declarative_axioms |
33192 | 604 |
val highest_arity = |
605 |
fold Integer.max (map (fst o fst) (maps fst bounds)) 0 |
|
38126 | 606 |
val formula = fold_rev s_and axioms formula |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
607 |
val _ = if bits = 0 then () else check_bits bits formula |
41897
c24e7fd17464
perform no arity check in debug mode so that we get to see the Kodkod problem
blanchet
parents:
41888
diff
changeset
|
608 |
val _ = if debug orelse formula = KK.False then () |
38182 | 609 |
else check_arity "" univ_card highest_arity |
33192 | 610 |
in |
611 |
SOME ({comment = comment, settings = settings, univ_card = univ_card, |
|
612 |
tuple_assigns = [], bounds = bounds, |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
613 |
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
|
614 |
else pow_of_two_int_bounds bits main_j0, |
33192 | 615 |
expr_assigns = [], formula = formula}, |
616 |
{free_names = free_names, sel_names = sel_names, |
|
617 |
nonsel_names = nonsel_names, rel_table = rel_table, |
|
35386
45a4e19d3ebd
more work on the new monotonicity stuff in Nitpick
blanchet
parents:
35385
diff
changeset
|
618 |
unsound = unsound, scope = scope}) |
33192 | 619 |
end |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
620 |
handle TOO_LARGE (loc, msg) => |
34936
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
621 |
if loc = "Nitpick_Kodkod.check_arity" andalso |
c4f04bee79f3
some work on Nitpick's support for quotient types;
blanchet
parents:
34935
diff
changeset
|
622 |
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
|
623 |
problem_for_scope unsound |
35190
ce653cc27a94
make sure that Nitpick uses binary notation consistently if "binary_ints" is enabled
blanchet
parents:
35185
diff
changeset
|
624 |
{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
|
625 |
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
|
626 |
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
|
627 |
ofs = Typtab.empty} |
33192 | 628 |
else if loc = "Nitpick.pick_them_nits_in_term.\ |
629 |
\problem_for_scope" then |
|
630 |
NONE |
|
631 |
else |
|
632 |
(Unsynchronized.change too_big_scopes (cons scope); |
|
41992
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
633 |
print_v (fn () => |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
634 |
"Limit reached: " ^ msg ^ ". Skipping " ^ |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
635 |
(if unsound then "potential component of " else "") ^ |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
636 |
"scope."); |
33192 | 637 |
NONE) |
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
638 |
| TOO_SMALL (_, msg) => |
41992
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
639 |
(print_v (fn () => |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
640 |
"Limit reached: " ^ msg ^ ". Skipping " ^ |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
641 |
(if unsound then "potential component of " else "") ^ |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
642 |
"scope."); |
34124
c4628a1dcf75
added support for binary nat/int representation to Nitpick
blanchet
parents:
34123
diff
changeset
|
643 |
NONE) |
33192 | 644 |
|
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
|
645 |
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
|
646 |
(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
|
647 |
|> not standard ? prefix "nonstandard " |
33192 | 648 |
|
649 |
val scopes = Unsynchronized.ref [] |
|
650 |
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
|
651 |
val generated_problems = Unsynchronized.ref ([] : rich_problem list) |
33192 | 652 |
val checked_problems = Unsynchronized.ref (SOME []) |
653 |
val met_potential = Unsynchronized.ref 0 |
|
654 |
||
655 |
fun update_checked_problems problems = |
|
656 |
List.app (Unsynchronized.change checked_problems o Option.map o cons |
|
657 |
o nth problems) |
|
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
658 |
fun show_kodkod_warning "" = () |
47560 | 659 |
| show_kodkod_warning s = print_nt (fn () => "Kodkod warning: " ^ s ^ ".") |
33192 | 660 |
|
661 |
fun print_and_check_model genuine bounds |
|
662 |
({free_names, sel_names, nonsel_names, rel_table, scope, ...} |
|
663 |
: problem_extension) = |
|
664 |
let |
|
665 |
val (reconstructed_model, codatatypes_ok) = |
|
41993
bd6296de1432
reintroduced "show_skolems" option -- useful when too many Skolems are displayed
blanchet
parents:
41992
diff
changeset
|
666 |
reconstruct_hol_model |
bd6296de1432
reintroduced "show_skolems" option -- useful when too many Skolems are displayed
blanchet
parents:
41992
diff
changeset
|
667 |
{show_datatypes = show_datatypes, show_skolems = show_skolems, |
bd6296de1432
reintroduced "show_skolems" option -- useful when too many Skolems are displayed
blanchet
parents:
41992
diff
changeset
|
668 |
show_consts = show_consts} |
38170 | 669 |
scope formats atomss real_frees pseudo_frees free_names sel_names |
670 |
nonsel_names rel_table bounds |
|
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
671 |
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
|
672 |
got_all_user_axioms andalso none_true wfs andalso |
41858
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
673 |
sound_finitizes andalso total_consts <> SOME true andalso |
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
674 |
codatatypes_ok |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
675 |
fun assms_prop () = Logic.mk_conjunction_list (neg_t :: assm_ts) |
33192 | 676 |
in |
47560 | 677 |
(print_t (fn () => |
678 |
"% SZS status " ^ |
|
679 |
(if genuine then |
|
680 |
if falsify then "CounterSatisfiable" else "Satisfiable" |
|
681 |
else |
|
682 |
"Unknown") ^ "\n" ^ |
|
47562 | 683 |
"% SZS output start FiniteModel"); |
47560 | 684 |
pprint_a (Pretty.chunks |
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
|
685 |
[Pretty.blk (0, |
43022 | 686 |
(pstrs ((if mode = Auto_Try then "Auto " else "") ^ |
687 |
"Nitpick found a" ^ |
|
41992
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
688 |
(if not genuine then " potentially spurious " |
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
|
689 |
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
|
690 |
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
|
691 |
(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
|
692 |
[] => [] |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
693 |
| 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
|
694 |
[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
|
695 |
Pretty.indent indent_size reconstructed_model]); |
47564 | 696 |
print_t (K "% SZS output end FiniteModel"); |
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
|
697 |
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
|
698 |
(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
|
699 |
case prove_hol_model scope tac_timeout free_names sel_names |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
700 |
rel_table bounds (assms_prop ()) of |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
701 |
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
|
702 |
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
|
703 |
das_wort_model ^ " is really genuine.") |
33192 | 704 |
| 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
|
705 |
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
|
706 |
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
|
707 |
\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
|
708 |
\happen.\nPlease send a bug report to blanchet\ |
33192 | 709 |
\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
|
710 |
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
|
711 |
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
|
712 |
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
|
713 |
| 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
|
714 |
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
|
715 |
(); |
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 |
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
|
717 |
print "The existence of a nonstandard model suggests that the \ |
36126 | 718 |
\induction hypothesis is not general enough or may even be \ |
719 |
\wrong. See the Nitpick manual's \"Inductive Properties\" \ |
|
720 |
\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
|
721 |
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
|
722 |
(); |
41048
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
723 |
if has_lonely_bool_var orig_t then |
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
724 |
print "Hint: Maybe you forgot a colon after the lemma's name?" |
d5ebe94248ad
added a hint when the user obviously just forgot a colon after the lemma's name
blanchet
parents:
41007
diff
changeset
|
725 |
else if has_syntactic_sorts orig_t 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
|
726 |
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
|
727 |
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
|
728 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
729 |
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
|
730 |
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
|
731 |
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
|
732 |
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
|
733 |
[] |> 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
|
734 |
? 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
|
735 |
|> 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
|
736 |
? 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
|
737 |
|> 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
|
738 |
? cons ("finitize", "\"smart\" or \"false\"") |
41858
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
739 |
|> total_consts = SOME true |
37ce158d6266
if "total_consts" is set, report cex's as quasi-genuine
blanchet
parents:
41856
diff
changeset
|
740 |
? cons ("total_consts", "\"smart\" or \"false\"") |
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
|
741 |
|> 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
|
742 |
? 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
|
743 |
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
|
744 |
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
|
745 |
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
|
746 |
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
|
747 |
print ("Try again with " ^ |
41872 | 748 |
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
|
749 |
" 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
|
750 |
" 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
|
751 |
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
|
752 |
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
|
753 |
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
|
754 |
\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
|
755 |
\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
|
756 |
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
|
757 |
(); |
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
758 |
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
|
759 |
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
|
760 |
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
|
761 |
(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
|
762 |
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
|
763 |
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
|
764 |
val status = prove_hol_model scope tac_timeout free_names |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
765 |
sel_names rel_table bounds |
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
766 |
(assms_prop ()) |
35671
ed2c3830d881
improved Nitpick's precision for "card" and "setsum" + fix incorrect outcome code w.r.t. "bisim_depth = -1"
blanchet
parents:
35665
diff
changeset
|
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 |
(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
|
769 |
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
|
770 |
\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
|
771 |
" 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
|
772 |
| 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
|
773 |
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
|
774 |
| 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
|
775 |
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
|
776 |
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
|
777 |
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
|
778 |
NONE) |
33192 | 779 |
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
|
780 |
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
|
781 |
|> pair genuine_means_genuine |
33192 | 782 |
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
|
783 |
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
|
784 |
donno) first_time problems = |
33192 | 785 |
let |
786 |
val max_potential = Int.max (0, max_potential) |
|
787 |
val max_genuine = Int.max (0, max_genuine) |
|
788 |
fun print_and_check genuine (j, bounds) = |
|
789 |
print_and_check_model genuine bounds (snd (nth problems j)) |
|
790 |
val max_solutions = max_potential + max_genuine |
|
36384 | 791 |
|> not incremental ? Integer.min 1 |
33192 | 792 |
in |
793 |
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
|
794 |
(found_really_genuine, 0, 0, donno) |
33192 | 795 |
else |
41793
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
796 |
case KK.solve_any_problem debug overlord deadline max_threads |
c7a2669ae75d
tweaked Nitpick based on C++ memory model example
blanchet
parents:
41791
diff
changeset
|
797 |
max_solutions (map fst problems) of |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
798 |
KK.JavaNotInstalled => |
47560 | 799 |
(print_nt install_java_message; |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
800 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
38516
307669429dc1
gracefully handle the case where the JVM is too old in Nitpick
blanchet
parents:
38240
diff
changeset
|
801 |
| KK.JavaTooOld => |
47560 | 802 |
(print_nt install_java_message; |
38516
307669429dc1
gracefully handle the case where the JVM is too old in Nitpick
blanchet
parents:
38240
diff
changeset
|
803 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
35696
17ae461d6133
show nice error message in Nitpick when "java" is not available
blanchet
parents:
35671
diff
changeset
|
804 |
| KK.KodkodiNotInstalled => |
47560 | 805 |
(print_nt 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
|
806 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
807 |
| KK.Normal ([], unsat_js, s) => |
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
808 |
(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
|
809 |
(found_really_genuine, max_potential, max_genuine, donno)) |
35333
f61de25f71f9
distinguish between Kodkodi warnings and errors in Nitpick;
blanchet
parents:
35280
diff
changeset
|
810 |
| KK.Normal (sat_ps, unsat_js, s) => |
33192 | 811 |
let |
812 |
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
|
813 |
List.partition (#unsound o snd o nth problems o fst) sat_ps |
33192 | 814 |
in |
815 |
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
|
816 |
show_kodkod_warning s; |
33192 | 817 |
if null con_ps then |
818 |
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
|
819 |
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
|
820 |
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
|
821 |
|> 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
|
822 |
|> 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
|
823 |
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
|
824 |
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
|
825 |
val num_genuine = length genuine_codes |
33192 | 826 |
val max_genuine = max_genuine - num_genuine |
827 |
val max_potential = max_potential |
|
828 |
- (length lib_ps - num_genuine) |
|
829 |
in |
|
830 |
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
|
831 |
(found_really_genuine, 0, 0, donno) |
33192 | 832 |
else |
833 |
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
|
834 |
(* "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
|
835 |
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
|
836 |
probably can't be satisfied themselves. *) |
33192 | 837 |
val co_js = |
838 |
map (fn j => j - 1) unsat_js |
|
839 |
|> filter (fn j => |
|
840 |
j >= 0 andalso |
|
841 |
scopes_equivalent |
|
35814 | 842 |
(#scope (snd (nth problems j)), |
843 |
#scope (snd (nth problems (j + 1))))) |
|
33192 | 844 |
val bye_js = sort_distinct int_ord (map fst sat_ps @ |
845 |
unsat_js @ co_js) |
|
846 |
val problems = |
|
847 |
problems |> filter_out_indices bye_js |
|
848 |
|> 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
|
849 |
? filter_out (#unsound o snd) |
33192 | 850 |
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
|
851 |
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
|
852 |
max_genuine, donno) false problems |
33192 | 853 |
end |
854 |
end |
|
855 |
else |
|
856 |
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
|
857 |
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
|
858 |
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
|
859 |
|> 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
|
860 |
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
|
861 |
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
|
862 |
found_really_genuine orelse exists fst genuine_codes |
33192 | 863 |
in |
864 |
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
|
865 |
(found_really_genuine, 0, max_genuine, donno) |
33192 | 866 |
else |
867 |
let |
|
868 |
val bye_js = sort_distinct int_ord |
|
869 |
(map fst sat_ps @ unsat_js) |
|
870 |
val problems = |
|
871 |
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
|
872 |
|> 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
|
873 |
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
|
874 |
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
|
875 |
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
|
876 |
end |
33192 | 877 |
end |
878 |
end |
|
34126 | 879 |
| KK.TimedOut unsat_js => |
33192 | 880 |
(update_checked_problems problems unsat_js; raise TimeLimit.TimeOut) |
34126 | 881 |
| KK.Error (s, unsat_js) => |
33192 | 882 |
(update_checked_problems problems unsat_js; |
883 |
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
|
884 |
(found_really_genuine, max_potential, max_genuine, donno + 1)) |
33192 | 885 |
end |
886 |
||
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
|
887 |
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
|
888 |
donno) = |
33192 | 889 |
let |
890 |
val _ = |
|
891 |
if null scopes then |
|
47560 | 892 |
print_nt (K "The scope specification is inconsistent.") |
33192 | 893 |
else if verbose then |
47560 | 894 |
pprint_nt (fn () => Pretty.chunks |
33192 | 895 |
[Pretty.blk (0, |
896 |
pstrs ((if n > 1 then |
|
897 |
"Batch " ^ string_of_int (j + 1) ^ " of " ^ |
|
898 |
signed_string_of_int n ^ ": " |
|
899 |
else |
|
900 |
"") ^ |
|
901 |
"Trying " ^ string_of_int (length scopes) ^ |
|
902 |
" scope" ^ plural_s_for_list scopes ^ ":")), |
|
903 |
Pretty.indent indent_size |
|
904 |
(Pretty.chunks (map2 |
|
905 |
(fn j => fn scope => |
|
906 |
Pretty.block ( |
|
907 |
(case pretties_for_scope scope true of |
|
908 |
[] => [Pretty.str "Empty"] |
|
909 |
| pretties => pretties) @ |
|
910 |
[Pretty.str (if j = 1 then "." else ";")])) |
|
911 |
(length scopes downto 1) scopes))]) |
|
912 |
else |
|
913 |
() |
|
35280
54ab4921f826
fixed a few bugs in Nitpick and removed unreferenced variables
blanchet
parents:
35220
diff
changeset
|
914 |
fun add_problem_for_scope (scope, unsound) (problems, donno) = |
33192 | 915 |
(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
|
916 |
case problem_for_scope unsound scope of |
33192 | 917 |
SOME problem => |
918 |
(problems |
|
919 |
|> (null problems orelse |
|
35814 | 920 |
not (KK.problems_equivalent (fst problem, fst (hd problems)))) |
33192 | 921 |
? cons problem, donno) |
922 |
| NONE => (problems, donno + 1)) |
|
923 |
val (problems, donno) = |
|
924 |
fold add_problem_for_scope |
|
925 |
(map_product pair scopes |
|
926 |
((if max_genuine > 0 then [false] else []) @ |
|
927 |
(if max_potential > 0 then [true] else []))) |
|
928 |
([], donno) |
|
929 |
val _ = Unsynchronized.change generated_problems (append problems) |
|
930 |
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
|
931 |
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
|
932 |
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
|
933 |
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
|
934 |
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
|
935 |
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
|
936 |
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
|
937 |
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
|
938 |
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
|
939 |
sound_problems then |
47560 | 940 |
print_nt (fn () => |
44395 | 941 |
"Warning: The conjecture " ^ |
942 |
(if falsify then "either trivially holds" |
|
943 |
else "is either trivially unsatisfiable") ^ |
|
944 |
" for the given scopes or lies outside Nitpick's supported \ |
|
35384 | 945 |
\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
|
946 |
(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
|
947 |
unsound_problems then |
41992
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
948 |
" Only potentially spurious " ^ das_wort_model ^ |
0e4716fa330a
reword Nitpick's wording concerning potential counterexamples
blanchet
parents:
41985
diff
changeset
|
949 |
"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
|
950 |
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
|
951 |
"")) |
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
|
952 |
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
|
953 |
() |
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
|
954 |
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
|
955 |
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
|
956 |
() |
33192 | 957 |
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
|
958 |
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
|
959 |
donno) true (rev problems) |
33192 | 960 |
end |
961 |
||
962 |
fun scope_count (problems : rich_problem list) scope = |
|
35814 | 963 |
length (filter (curry scopes_equivalent scope o #scope o snd) problems) |
33192 | 964 |
fun excipit did_so_and_so = |
965 |
let |
|
966 |
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
|
967 |
if !met_potential = max_potential then filter_out (#unsound o snd) |
33192 | 968 |
else I |
969 |
val total = length (!scopes) |
|
970 |
val unsat = |
|
971 |
fold (fn scope => |
|
972 |
case scope_count (do_filter (!generated_problems)) scope of |
|
973 |
0 => I |
|
974 |
| 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
|
975 |
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
|
976 |
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
|
977 |
? Integer.add 1) (!generated_scopes) 0 |
33192 | 978 |
in |
47560 | 979 |
(if mode = TPTP then "% SZS status Unknown\n" else "") ^ |
33192 | 980 |
"Nitpick " ^ did_so_and_so ^ |
981 |
(if is_some (!checked_problems) andalso total > 0 then |
|
39361 | 982 |
" " ^ string_of_int unsat ^ " of " ^ string_of_int total ^ " scope" |
983 |
^ plural_s total |
|
33192 | 984 |
else |
985 |
"") ^ "." |
|
986 |
end |
|
987 |
||
37704
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
988 |
val (skipped, the_scopes) = |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
989 |
all_scopes hol_ctxt binarize cards_assigns maxes_assigns iters_assigns |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
990 |
bitss bisim_depths mono_Ts nonmono_Ts deep_dataTs |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
991 |
finitizable_dataTs |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
992 |
val _ = if skipped > 0 then |
47560 | 993 |
print_nt (fn () => "Too many scopes. Skipping " ^ |
994 |
string_of_int skipped ^ " scope" ^ |
|
995 |
plural_s skipped ^ |
|
996 |
". (Consider using \"mono\" or \ |
|
997 |
\\"merge_type_vars\" to prevent this.)") |
|
37704
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
998 |
else |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
999 |
() |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
1000 |
val _ = scopes := the_scopes |
c6161bee8486
adapt Nitpick to "prod_case" and "*" -> "sum" renaming;
blanchet
parents:
37497
diff
changeset
|
1001 |
|
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
|
1002 |
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
|
1003 |
(found_really_genuine, max_potential, max_genuine, donno) = |
33192 | 1004 |
if donno > 0 andalso max_genuine > 0 then |
47560 | 1005 |
(print_nt (fn () => excipit "checked"); unknownN) |
33192 | 1006 |
else if max_genuine = original_max_genuine then |
1007 |
if max_potential = original_max_potential then |
|
47562 | 1008 |
(print_t (K "% SZS status Unknown"); |
47560 | 1009 |
print_nt (fn () => |
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
|
1010 |
"Nitpick found no " ^ das_wort_model ^ "." ^ |
35183
8580ba651489
reintroduce structural induction hint in Nitpick
blanchet
parents:
35181
diff
changeset
|
1011 |
(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
|
1012 |
" 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
|
1013 |
\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
|
1014 |
else |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1015 |
"")); if skipped > 0 then unknownN else noneN) |
33192 | 1016 |
else |
47560 | 1017 |
(print_nt (fn () => |
38123
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1018 |
excipit ("could not find a" ^ |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1019 |
(if max_genuine = 1 then |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1020 |
" better " ^ das_wort_model ^ "." |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1021 |
else |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1022 |
"ny better " ^ das_wort_model ^ "s.") ^ |
36f649db4a6c
clarify Nitpick's output in case of a potential counterexample
blanchet
parents:
37928
diff
changeset
|
1023 |
" It checked")); |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1024 |
potentialN) |
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
|
1025 |
else if found_really_genuine then |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1026 |
genuineN |
33192 | 1027 |
else |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1028 |
quasi_genuineN |
33192 | 1029 |
| 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
|
1030 |
let val (z as (_, _, max_genuine, _)) = run_batch j n batch z in |
33192 | 1031 |
run_batches (j + 1) n (if max_genuine > 0 then batches else []) z |
1032 |
end |
|
1033 |
||
1034 |
val batches = batch_list batch_size (!scopes) |
|
1035 |
val outcome_code = |
|
40411
36b7ed41ca9f
removed explicit "Interrupt" handling for conformity with async model -- unfortunately the user loses the information about how many scopes were checked, but this needs to be retought with the new interface anyway
blanchet
parents:
40381
diff
changeset
|
1036 |
run_batches 0 (length batches) batches |
36b7ed41ca9f
removed explicit "Interrupt" handling for conformity with async model -- unfortunately the user loses the information about how many scopes were checked, but this needs to be retought with the new interface anyway
blanchet
parents:
40381
diff
changeset
|
1037 |
(false, max_potential, max_genuine, 0) |
33192 | 1038 |
handle TimeLimit.TimeOut => |
47560 | 1039 |
(print_nt (fn () => excipit "ran out of time after checking"); |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1040 |
if !met_potential > 0 then potentialN else unknownN) |
40341
03156257040f
standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
parents:
40223
diff
changeset
|
1041 |
val _ = print_v (fn () => |
03156257040f
standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
parents:
40223
diff
changeset
|
1042 |
"Total time: " ^ string_from_time (Timer.checkRealTimer timer) ^ |
03156257040f
standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
parents:
40223
diff
changeset
|
1043 |
".") |
33192 | 1044 |
in (outcome_code, !state_ref) end |
1045 |
||
41051
2ed1b971fc20
give the inner timeout mechanism a chance, since it gives more precise information to the user
blanchet
parents:
41048
diff
changeset
|
1046 |
(* Give the inner timeout a chance. *) |
41772
27d4c768cf20
make Nitpick's timeout mechanism somewhat more reliable/friendly;
blanchet
parents:
41278
diff
changeset
|
1047 |
val timeout_bonus = seconds 1.0 |
41051
2ed1b971fc20
give the inner timeout mechanism a chance, since it gives more precise information to the user
blanchet
parents:
41048
diff
changeset
|
1048 |
|
43022 | 1049 |
fun pick_nits_in_term state (params as {debug, timeout, expect, ...}) mode i n |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
1050 |
step subst assm_ts orig_t = |
47560 | 1051 |
let val print_nt = if is_mode_nt mode then Output.urgent_message else K () in |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1052 |
if getenv "KODKODI" = "" then |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1053 |
(* The "expect" argument is deliberately ignored if Kodkodi is missing so |
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1054 |
that the "Nitpick_Examples" can be processed on any machine. *) |
47560 | 1055 |
(print_nt (Pretty.string_of (plazy install_kodkodi_message)); |
37497
71fdbffe3275
distinguish between "unknown" and "no Kodkodi installed" errors
blanchet
parents:
37273
diff
changeset
|
1056 |
("no_kodkodi", state)) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1057 |
else |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1058 |
let |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1059 |
val unknown_outcome = (unknownN, state) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1060 |
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
|
1061 |
val outcome as (outcome_code, _) = |
41051
2ed1b971fc20
give the inner timeout mechanism a chance, since it gives more precise information to the user
blanchet
parents:
41048
diff
changeset
|
1062 |
time_limit (if debug orelse is_none timeout then NONE |
2ed1b971fc20
give the inner timeout mechanism a chance, since it gives more precise information to the user
blanchet
parents:
41048
diff
changeset
|
1063 |
else SOME (Time.+ (the timeout, timeout_bonus))) |
43022 | 1064 |
(pick_them_nits_in_term deadline state params mode i n step subst |
38169
b51784515471
optimize local "def"s by treating them as definitions
blanchet
parents:
38126
diff
changeset
|
1065 |
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
|
1066 |
handle TOO_LARGE (_, details) => |
47560 | 1067 |
(print_nt ("Limit reached: " ^ details ^ "."); unknown_outcome) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1068 |
| TOO_SMALL (_, details) => |
47560 | 1069 |
(print_nt ("Limit reached: " ^ details ^ "."); unknown_outcome) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1070 |
| Kodkod.SYNTAX (_, details) => |
47560 | 1071 |
(print_nt ("Malformed Kodkodi output: " ^ details ^ "."); |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1072 |
unknown_outcome) |
41772
27d4c768cf20
make Nitpick's timeout mechanism somewhat more reliable/friendly;
blanchet
parents:
41278
diff
changeset
|
1073 |
| TimeLimit.TimeOut => |
47560 | 1074 |
(print_nt "Nitpick ran out of time."; unknown_outcome) |
37213
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1075 |
in |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1076 |
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
|
1077 |
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
|
1078 |
end |
efcad7594872
fix handling of "split" w.r.t. new definition + fix exception handling w.r.t. "expect" option
blanchet
parents:
37146
diff
changeset
|
1079 |
end |
33192 | 1080 |
|
42486 | 1081 |
fun is_fixed_equation ctxt |
35335 | 1082 |
(Const (@{const_name "=="}, _) $ Free (s, _) $ Const _) = |
42486 | 1083 |
Variable.is_fixed ctxt s |
35335 | 1084 |
| is_fixed_equation _ _ = false |
1085 |
fun extract_fixed_frees ctxt (assms, t) = |
|
1086 |
let |
|
1087 |
val (subst, other_assms) = |
|
42486 | 1088 |
List.partition (is_fixed_equation ctxt) assms |
35335 | 1089 |
|>> map Logic.dest_equals |
1090 |
in (subst, other_assms, subst_atomic subst t) end |
|
1091 |
||
43022 | 1092 |
fun pick_nits_in_subgoal state params mode i step = |
33192 | 1093 |
let |
1094 |
val ctxt = Proof.context_of state |
|
33292 | 1095 |
val t = state |> Proof.raw_goal |> #goal |> prop_of |
33192 | 1096 |
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
|
1097 |
case Logic.count_prems t of |
43020
abb5d1f907e4
added "try" command, to launch Solve Direct, Quickcheck, Nitpick, Sledgehammer, and Try Methods
blanchet
parents:
42959
diff
changeset
|
1098 |
0 => (Output.urgent_message "No subgoal!"; (noneN, state)) |
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
|
1099 |
| n => |
33192 | 1100 |
let |
36406 | 1101 |
val t = Logic.goal_params t i |> fst |
33192 | 1102 |
val assms = map term_of (Assumption.all_assms_of ctxt) |
35335 | 1103 |
val (subst, assms, t) = extract_fixed_frees ctxt (assms, t) |
43022 | 1104 |
in pick_nits_in_term state params mode i n step subst assms t end |
33192 | 1105 |
end |
1106 |
||
1107 |
end; |