blanchet@41335
|
1 |
(* Title: HOL/Tools/Sledgehammer/sledgehammer_run.ML
|
wenzelm@28477
|
2 |
Author: Fabian Immler, TU Muenchen
|
wenzelm@32996
|
3 |
Author: Makarius
|
blanchet@35967
|
4 |
Author: Jasmin Blanchette, TU Muenchen
|
wenzelm@28477
|
5 |
|
blanchet@38255
|
6 |
Sledgehammer's heart.
|
wenzelm@28477
|
7 |
*)
|
wenzelm@28477
|
8 |
|
blanchet@41335
|
9 |
signature SLEDGEHAMMER_RUN =
|
wenzelm@28477
|
10 |
sig
|
blanchet@39232
|
11 |
type relevance_override = Sledgehammer_Filter.relevance_override
|
blanchet@40249
|
12 |
type minimize_command = Sledgehammer_ATP_Reconstruct.minimize_command
|
blanchet@41335
|
13 |
type params = Sledgehammer_Provers.params
|
blanchet@39733
|
14 |
|
blanchet@38290
|
15 |
val run_sledgehammer :
|
blanchet@39564
|
16 |
params -> bool -> int -> relevance_override -> (string -> minimize_command)
|
blanchet@39564
|
17 |
-> Proof.state -> bool * Proof.state
|
wenzelm@28477
|
18 |
end;
|
wenzelm@28477
|
19 |
|
blanchet@41335
|
20 |
structure Sledgehammer_Run : SLEDGEHAMMER_RUN =
|
wenzelm@28477
|
21 |
struct
|
wenzelm@28477
|
22 |
|
blanchet@38257
|
23 |
open Sledgehammer_Util
|
blanchet@39232
|
24 |
open Sledgehammer_Filter
|
blanchet@40249
|
25 |
open Sledgehammer_ATP_Translate
|
blanchet@41335
|
26 |
open Sledgehammer_Provers
|
blanchet@40253
|
27 |
|
blanchet@41337
|
28 |
fun prover_description ctxt ({blocking, verbose, ...} : params) name num_facts i
|
blanchet@41337
|
29 |
n goal =
|
blanchet@41337
|
30 |
quote name ^
|
blanchet@41337
|
31 |
(if verbose then
|
blanchet@41337
|
32 |
" with " ^ string_of_int num_facts ^ " fact" ^ plural_s num_facts
|
blanchet@41337
|
33 |
else
|
blanchet@41337
|
34 |
"") ^
|
blanchet@41337
|
35 |
" on " ^ (if n = 1 then "goal" else "subgoal " ^ string_of_int i) ^ ":" ^
|
blanchet@41337
|
36 |
(if blocking then
|
blanchet@41337
|
37 |
""
|
blanchet@41337
|
38 |
else
|
blanchet@41337
|
39 |
"\n" ^ Syntax.string_of_term ctxt (Thm.term_of (Thm.cprem_of goal i)))
|
blanchet@41337
|
40 |
|
blanchet@41337
|
41 |
fun run_prover (params as {blocking, debug, max_relevant, timeout, expect, ...})
|
blanchet@41337
|
42 |
auto minimize_command only
|
blanchet@41337
|
43 |
{state, goal, subgoal, subgoal_count, facts} name =
|
blanchet@41337
|
44 |
let
|
blanchet@41337
|
45 |
val ctxt = Proof.context_of state
|
blanchet@41337
|
46 |
val birth_time = Time.now ()
|
blanchet@41337
|
47 |
val death_time = Time.+ (birth_time, timeout)
|
blanchet@41337
|
48 |
val max_relevant =
|
blanchet@41337
|
49 |
the_default (default_max_relevant_for_prover ctxt name) max_relevant
|
blanchet@41337
|
50 |
val num_facts = length facts |> not only ? Integer.min max_relevant
|
blanchet@41337
|
51 |
val desc =
|
blanchet@41337
|
52 |
prover_description ctxt params name num_facts subgoal subgoal_count goal
|
blanchet@41337
|
53 |
val prover = get_prover ctxt auto name
|
blanchet@41337
|
54 |
val problem =
|
blanchet@41337
|
55 |
{state = state, goal = goal, subgoal = subgoal,
|
blanchet@41337
|
56 |
subgoal_count = subgoal_count, facts = take num_facts facts}
|
blanchet@41337
|
57 |
fun go () =
|
blanchet@41337
|
58 |
let
|
blanchet@41337
|
59 |
fun really_go () =
|
blanchet@41337
|
60 |
prover params (minimize_command name) problem
|
blanchet@41337
|
61 |
|> (fn {outcome, message, ...} =>
|
blanchet@41337
|
62 |
(if is_some outcome then "none" else "some", message))
|
blanchet@41337
|
63 |
val (outcome_code, message) =
|
blanchet@41337
|
64 |
if debug then
|
blanchet@41337
|
65 |
really_go ()
|
blanchet@41337
|
66 |
else
|
blanchet@41337
|
67 |
(really_go ()
|
blanchet@41337
|
68 |
handle ERROR message => ("unknown", "Error: " ^ message ^ "\n")
|
blanchet@41337
|
69 |
| exn =>
|
blanchet@41337
|
70 |
if Exn.is_interrupt exn then
|
blanchet@41337
|
71 |
reraise exn
|
blanchet@41337
|
72 |
else
|
blanchet@41337
|
73 |
("unknown", "Internal error:\n" ^
|
blanchet@41337
|
74 |
ML_Compiler.exn_message exn ^ "\n"))
|
blanchet@41337
|
75 |
val _ =
|
blanchet@41337
|
76 |
if expect = "" orelse outcome_code = expect then
|
blanchet@41337
|
77 |
()
|
blanchet@41337
|
78 |
else if blocking then
|
blanchet@41337
|
79 |
error ("Unexpected outcome: " ^ quote outcome_code ^ ".")
|
blanchet@41337
|
80 |
else
|
blanchet@41337
|
81 |
warning ("Unexpected outcome: " ^ quote outcome_code ^ ".");
|
blanchet@41337
|
82 |
in (outcome_code = "some", message) end
|
blanchet@41337
|
83 |
in
|
blanchet@41337
|
84 |
if auto then
|
blanchet@41337
|
85 |
let val (success, message) = TimeLimit.timeLimit timeout go () in
|
blanchet@41337
|
86 |
(success, state |> success ? Proof.goal_message (fn () =>
|
blanchet@41337
|
87 |
Pretty.chunks [Pretty.str "", Pretty.mark Markup.hilite
|
blanchet@41337
|
88 |
(Pretty.str message)]))
|
blanchet@41337
|
89 |
end
|
blanchet@41337
|
90 |
else if blocking then
|
blanchet@41337
|
91 |
let val (success, message) = TimeLimit.timeLimit timeout go () in
|
blanchet@41337
|
92 |
List.app Output.urgent_message
|
blanchet@41337
|
93 |
(Async_Manager.break_into_chunks [desc ^ "\n" ^ message]);
|
blanchet@41337
|
94 |
(success, state)
|
blanchet@41337
|
95 |
end
|
blanchet@41337
|
96 |
else
|
blanchet@41337
|
97 |
(Async_Manager.launch das_Tool birth_time death_time desc (snd o go);
|
blanchet@41337
|
98 |
(false, state))
|
blanchet@41337
|
99 |
end
|
blanchet@41337
|
100 |
|
blanchet@40946
|
101 |
(* FUDGE *)
|
blanchet@40946
|
102 |
val auto_max_relevant_divisor = 2
|
blanchet@40241
|
103 |
|
blanchet@40446
|
104 |
fun fact_name (Untranslated ((name, _), _)) = SOME name
|
blanchet@41336
|
105 |
| fact_name (ATP_Translated (_, p)) = Option.map (fst o fst) p
|
blanchet@40242
|
106 |
|
blanchet@40446
|
107 |
fun run_sledgehammer (params as {blocking, debug, provers, full_types,
|
blanchet@40250
|
108 |
relevance_thresholds, max_relevant, ...})
|
blanchet@39612
|
109 |
auto i (relevance_override as {only, ...}) minimize_command
|
blanchet@39612
|
110 |
state =
|
blanchet@40240
|
111 |
if null provers then
|
blanchet@40240
|
112 |
error "No prover is set."
|
blanchet@39564
|
113 |
else case subgoal_count state of
|
wenzelm@40392
|
114 |
0 => (Output.urgent_message "No subgoal!"; (false, state))
|
blanchet@39564
|
115 |
| n =>
|
blanchet@39564
|
116 |
let
|
blanchet@39610
|
117 |
val _ = Proof.assert_backward state
|
blanchet@40441
|
118 |
val ctxt = Proof.context_of state
|
blanchet@40441
|
119 |
val {facts = chained_ths, goal, ...} = Proof.goal state
|
blanchet@40241
|
120 |
val (_, hyp_ts, concl_t) = strip_subgoal goal i
|
blanchet@40240
|
121 |
val _ = () |> not blocking ? kill_provers
|
blanchet@41189
|
122 |
val _ = case find_first (not o is_prover_available ctxt) provers of
|
blanchet@41189
|
123 |
SOME name => error ("No such prover: " ^ name ^ ".")
|
blanchet@41189
|
124 |
| NONE => ()
|
wenzelm@40392
|
125 |
val _ = if auto then () else Output.urgent_message "Sledgehammering..."
|
blanchet@41189
|
126 |
val (smts, atps) = provers |> List.partition (is_smt_prover ctxt)
|
blanchet@40615
|
127 |
fun run_provers label full_types relevance_fudge maybe_translate provers
|
blanchet@40615
|
128 |
(res as (success, state)) =
|
blanchet@40246
|
129 |
if success orelse null provers then
|
blanchet@40241
|
130 |
res
|
blanchet@40241
|
131 |
else
|
blanchet@40241
|
132 |
let
|
blanchet@40241
|
133 |
val max_max_relevant =
|
blanchet@40241
|
134 |
case max_relevant of
|
blanchet@40241
|
135 |
SOME n => n
|
blanchet@40241
|
136 |
| NONE =>
|
blanchet@41189
|
137 |
0 |> fold (Integer.max o default_max_relevant_for_prover ctxt)
|
blanchet@40246
|
138 |
provers
|
blanchet@40241
|
139 |
|> auto ? (fn n => n div auto_max_relevant_divisor)
|
blanchet@40615
|
140 |
val is_built_in_const =
|
blanchet@40615
|
141 |
is_built_in_const_for_prover ctxt (hd provers)
|
blanchet@40445
|
142 |
val facts =
|
blanchet@40246
|
143 |
relevant_facts ctxt full_types relevance_thresholds
|
blanchet@40615
|
144 |
max_max_relevant is_built_in_const relevance_fudge
|
blanchet@40252
|
145 |
relevance_override chained_ths hyp_ts concl_t
|
blanchet@40358
|
146 |
|> map maybe_translate
|
blanchet@40243
|
147 |
val problem =
|
blanchet@40246
|
148 |
{state = state, goal = goal, subgoal = i, subgoal_count = n,
|
blanchet@41229
|
149 |
facts = facts}
|
blanchet@41229
|
150 |
val run_prover = run_prover params auto minimize_command only
|
blanchet@40241
|
151 |
in
|
blanchet@40446
|
152 |
if debug then
|
blanchet@40616
|
153 |
Output.urgent_message (label ^ plural_s (length provers) ^ ": " ^
|
blanchet@40446
|
154 |
(if null facts then
|
blanchet@40446
|
155 |
"Found no relevant facts."
|
blanchet@40446
|
156 |
else
|
blanchet@40446
|
157 |
"Including (up to) " ^ string_of_int (length facts) ^
|
blanchet@40446
|
158 |
" relevant fact" ^ plural_s (length facts) ^ ":\n" ^
|
blanchet@40446
|
159 |
(facts |> map_filter fact_name
|
blanchet@40446
|
160 |
|> space_implode " ") ^ "."))
|
blanchet@40446
|
161 |
else
|
blanchet@40446
|
162 |
();
|
blanchet@40241
|
163 |
if auto then
|
blanchet@40242
|
164 |
fold (fn prover => fn (true, state) => (true, state)
|
blanchet@40245
|
165 |
| (false, _) => run_prover problem prover)
|
blanchet@40246
|
166 |
provers (false, state)
|
blanchet@40241
|
167 |
else
|
blanchet@40246
|
168 |
provers |> (if blocking then Par_List.map else map)
|
blanchet@40246
|
169 |
(run_prover problem)
|
blanchet@40246
|
170 |
|> exists fst |> rpair state
|
blanchet@40241
|
171 |
end
|
blanchet@40252
|
172 |
val run_atps =
|
blanchet@40616
|
173 |
run_provers "ATP" full_types atp_relevance_fudge
|
blanchet@41336
|
174 |
(ATP_Translated o translate_atp_fact ctxt) atps
|
blanchet@40252
|
175 |
val run_smts =
|
blanchet@40616
|
176 |
run_provers "SMT solver" true smt_relevance_fudge Untranslated smts
|
blanchet@40241
|
177 |
fun run_atps_and_smt_solvers () =
|
blanchet@40246
|
178 |
[run_atps, run_smts] |> Par_List.map (fn f => f (false, state) |> K ())
|
blanchet@40241
|
179 |
in
|
blanchet@40246
|
180 |
(false, state)
|
blanchet@40246
|
181 |
|> (if blocking then run_atps #> not auto ? run_smts
|
blanchet@40246
|
182 |
else (fn p => Future.fork (tap run_atps_and_smt_solvers) |> K p))
|
blanchet@40241
|
183 |
end
|
blanchet@38290
|
184 |
|
wenzelm@28582
|
185 |
end;
|