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(* Title: HOL/Mirabelle/Tools/mirabelle_sledgehammer_filter.ML
Author: Jasmin Blanchette, TU Munich
*)
structure Mirabelle_Sledgehammer_Filter : MIRABELLE_ACTION =
struct
fun get args name default_value =
case AList.lookup (op =) args name of
SOME value => Value.parse_real value
| NONE => default_value
fun extract_relevance_fudge args
{local_const_multiplier, worse_irrel_freq, higher_order_irrel_weight, abs_rel_weight,
abs_irrel_weight, theory_const_rel_weight, theory_const_irrel_weight,
chained_const_irrel_weight, intro_bonus, elim_bonus, simp_bonus, local_bonus, assum_bonus,
chained_bonus, max_imperfect, max_imperfect_exp, threshold_divisor, ridiculous_threshold} =
{local_const_multiplier = get args "local_const_multiplier" local_const_multiplier,
worse_irrel_freq = get args "worse_irrel_freq" worse_irrel_freq,
higher_order_irrel_weight = get args "higher_order_irrel_weight" higher_order_irrel_weight,
abs_rel_weight = get args "abs_rel_weight" abs_rel_weight,
abs_irrel_weight = get args "abs_irrel_weight" abs_irrel_weight,
theory_const_rel_weight = get args "theory_const_rel_weight" theory_const_rel_weight,
theory_const_irrel_weight = get args "theory_const_irrel_weight" theory_const_irrel_weight,
chained_const_irrel_weight = get args "chained_const_irrel_weight" chained_const_irrel_weight,
intro_bonus = get args "intro_bonus" intro_bonus,
elim_bonus = get args "elim_bonus" elim_bonus,
simp_bonus = get args "simp_bonus" simp_bonus,
local_bonus = get args "local_bonus" local_bonus,
assum_bonus = get args "assum_bonus" assum_bonus,
chained_bonus = get args "chained_bonus" chained_bonus,
max_imperfect = get args "max_imperfect" max_imperfect,
max_imperfect_exp = get args "max_imperfect_exp" max_imperfect_exp,
threshold_divisor = get args "threshold_divisor" threshold_divisor,
ridiculous_threshold = get args "ridiculous_threshold" ridiculous_threshold}
structure Prooftab =
Table(type key = int * int val ord = prod_ord int_ord int_ord)
val proof_table = Unsynchronized.ref (Prooftab.empty: string list list Prooftab.table)
val num_successes = Unsynchronized.ref ([] : (int * int) list)
val num_failures = Unsynchronized.ref ([] : (int * int) list)
val num_found_proofs = Unsynchronized.ref ([] : (int * int) list)
val num_lost_proofs = Unsynchronized.ref ([] : (int * int) list)
val num_found_facts = Unsynchronized.ref ([] : (int * int) list)
val num_lost_facts = Unsynchronized.ref ([] : (int * int) list)
fun get id c = the_default 0 (AList.lookup (op =) (!c) id)
fun add id c n =
c := (case AList.lookup (op =) (!c) id of
SOME m => AList.update (op =) (id, m + n) (!c)
| NONE => (id, n) :: !c)
fun init proof_file _ thy =
let
fun do_line line =
(case line |> space_explode ":" of
[line_num, offset, proof] =>
SOME (apply2 (the o Int.fromString) (line_num, offset),
proof |> space_explode " " |> filter_out (curry (op =) ""))
| _ => NONE)
val proofs = File.read (Path.explode proof_file)
val proof_tab =
proofs |> space_explode "\n"
|> map_filter do_line
|> AList.coalesce (op =)
|> Prooftab.make
in proof_table := proof_tab; thy end
fun percentage a b = if b = 0 then "N/A" else string_of_int (a * 100 div b)
fun percentage_alt a b = percentage a (a + b)
fun done id ({log, ...} : Mirabelle.done_args) =
if get id num_successes + get id num_failures > 0 then
(log "";
log ("Number of overall successes: " ^ string_of_int (get id num_successes));
log ("Number of overall failures: " ^ string_of_int (get id num_failures));
log ("Overall success rate: " ^
percentage_alt (get id num_successes) (get id num_failures) ^ "%");
log ("Number of found proofs: " ^ string_of_int (get id num_found_proofs));
log ("Number of lost proofs: " ^ string_of_int (get id num_lost_proofs));
log ("Proof found rate: " ^
percentage_alt (get id num_found_proofs) (get id num_lost_proofs) ^ "%");
log ("Number of found facts: " ^ string_of_int (get id num_found_facts));
log ("Number of lost facts: " ^ string_of_int (get id num_lost_facts));
log ("Fact found rate: " ^
percentage_alt (get id num_found_facts) (get id num_lost_facts) ^ "%"))
else
()
val default_prover = ATP_Proof.eN (* arbitrary ATP *)
fun with_index (i, s) = s ^ "@" ^ string_of_int i
fun action args id ({pre, pos, log, ...} : Mirabelle.run_args) =
case (Position.line_of pos, Position.offset_of pos) of
(SOME line_num, SOME offset) =>
(case Prooftab.lookup (!proof_table) (line_num, offset) of
SOME proofs =>
let
val thy = Proof.theory_of pre
val {context = ctxt, facts = chained_ths, goal} = Proof.goal pre
val prover = AList.lookup (op =) args "prover" |> the_default default_prover
val params as {max_facts, ...} = Sledgehammer_Commands.default_params thy args
val default_max_facts =
Sledgehammer_Prover_Minimize.default_max_facts_of_prover ctxt prover
val relevance_fudge =
extract_relevance_fudge args Sledgehammer_MePo.default_relevance_fudge
val subgoal = 1
val (_, hyp_ts, concl_t) = ATP_Util.strip_subgoal goal subgoal ctxt
val ho_atp = Sledgehammer_Prover_ATP.is_ho_atp ctxt prover
val keywords = Thy_Header.get_keywords' ctxt
val css_table = Sledgehammer_Fact.clasimpset_rule_table_of ctxt
val facts =
Sledgehammer_Fact.nearly_all_facts ctxt ho_atp
Sledgehammer_Fact.no_fact_override keywords css_table chained_ths
hyp_ts concl_t
|> Sledgehammer_Fact.drop_duplicate_facts
|> Sledgehammer_MePo.mepo_suggested_facts ctxt params
(the_default default_max_facts max_facts) (SOME relevance_fudge) hyp_ts concl_t
|> map (fst o fst)
val (found_facts, lost_facts) =
flat proofs |> sort_distinct string_ord
|> map (fn fact => (find_index (curry (op =) fact) facts, fact))
|> List.partition (curry (op <=) 0 o fst)
|>> sort (prod_ord int_ord string_ord) ||> map snd
val found_proofs = filter (forall (member (op =) facts)) proofs
val n = length found_proofs
val _ =
if n = 0 then
(add id num_failures 1; log "Failure")
else
(add id num_successes 1;
add id num_found_proofs n;
log ("Success (" ^ string_of_int n ^ " of " ^
string_of_int (length proofs) ^ " proofs)"))
val _ = add id num_lost_proofs (length proofs - n)
val _ = add id num_found_facts (length found_facts)
val _ = add id num_lost_facts (length lost_facts)
val _ =
if null found_facts then
()
else
let
val found_weight =
Real.fromInt (fold (fn (n, _) => Integer.add (n * n)) found_facts 0)
/ Real.fromInt (length found_facts)
|> Math.sqrt |> Real.ceil
in
log ("Found facts (among " ^ string_of_int (length facts) ^
", weight " ^ string_of_int found_weight ^ "): " ^
commas (map with_index found_facts))
end
val _ = if null lost_facts then
()
else
log ("Lost facts (among " ^ string_of_int (length facts) ^
"): " ^ commas lost_facts)
in () end
| NONE => log "No known proof")
| _ => ()
val proof_fileK = "proof_file"
fun invoke args =
let
val (pf_args, other_args) = args |> List.partition (curry (op =) proof_fileK o fst)
val proof_file =
(case pf_args of
[] => error "No \"proof_file\" specified"
| (_, s) :: _ => s)
in Mirabelle.register (init proof_file, action other_args, done) end
end;
(* Workaround to keep the "mirabelle.pl" script happy *)
structure Mirabelle_Sledgehammer_filter = Mirabelle_Sledgehammer_Filter;
[ Dauer der Verarbeitung: 0.24 Sekunden
(vorverarbeitet)
]
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