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Code Activity
18781 commits 65 branches 52 tags 178 MiB
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161 commits

Author SHA1 Message Date
Lev Nachmanson
752c999e0a cleanup 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson
1a5bddb4f0 port more from hybridSMT 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Nikolaj Bjorner
26b8d634a3 add max conflict throttle to SAT based QFNIA tactic #7329 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-08-03 11:34:28 -07:00
Nikolaj Bjorner
924c296704 add logging 2023-11-18 12:30:40 -08:00
Nikolaj Bjorner
d263b373ed update release notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-31 12:19:33 -08:00
Nikolaj Bjorner
d11e5c8ca6 address compiler warnings, and user question #6544 2023-01-19 19:02:43 -08:00
Nikolaj Bjorner
25b0b1430c move bound_manager to simplifiers, add bound manager to extract_eqs for solve-eqs #6532 2023-01-12 12:42:28 -08:00
Nuno Lopes
d30cb55bae don't flush stream when printing param vals 2023-01-03 09:35:17 +00:00
Nikolaj Bjorner
59fa8964ca minor code cleanup 2022-12-04 03:53:31 -08:00
Nikolaj Bjorner
cfc8e19baf add more simplifiers, fix model reconstruction order for elim_unconstrained 
- enable sat.smt in smt_tactic that
is invoked by default on first goals
add flatten-clauses
add push-ite
have tptp5 front-end pretty print SMT2 formulas a little nicer.
 2022-12-01 02:35:43 +09:00
Nikolaj Bjorner
6297c001ee remove legacy solve_eqs_tactic entirely 
also, bug fixes to elim_unconstrained (elim_uncnstr2) which is to replace legacy tactic for eliminating unconstrained constants.
 2022-11-14 18:57:16 -08:00
Nikolaj Bjorner
3a37cfca30 switch to solve_eqs2 tactic 2022-11-08 12:23:36 -08:00
Nikolaj Bjorner
1dca6402fb move model and proof converters to self-contained module 2022-11-03 05:23:01 -07:00
Nikolaj Bjorner
a409a4a677 enforce flat within QF_BV tactic, cap in-processing var-elim loops 2022-10-27 20:10:55 -07:00
Nikolaj Bjorner
c24d445886 fix #6355 
conversion from AIG to expressions should always use the optimized conversion function.

the aig-tactic should throttle regarding output bloat from AIG.
If the expression after AIG simpification, for whatever reason, is bloated the rewrite does not take place.
 2022-09-22 17:05:32 -05:00
Bruce Mitchener
5d0dea05aa
Remove empty leaf destructors. (#6211) 2022-07-30 10:07:03 +01:00
Nikolaj Bjorner
97af3a6120 fix #6021 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-05-08 11:25:24 -07:00
Nikolaj Bjorner
cca49154ff fix #6021 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-05-08 11:24:56 -07:00
Nikolaj Bjorner
08294d62e5 separate dependencies for qe_lite 2022-01-12 03:26:22 -08:00
Nikolaj Bjorner
9f2b18cac5 add tactic name 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 13:37:57 -08:00
Nikolaj Bjorner
94cc4ead72 remove arith_lhs simplification from preamble tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-10-05 10:55:38 -07:00
Nikolaj Bjorner
dc6a8fde34 fix #5340 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-06-15 13:53:22 -05:00
Nikolaj Bjorner
0ce1c34d81 fix #5065 - regression solving str.from_int equations now that it isn't injective any longer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-03-02 12:59:48 -08:00
Nikolaj Bjorner
4991c6c2c6 fix #5002 
Avoid code path that uses qe_tactic as it isn't protected against parameter abuse
 2021-02-12 13:20:51 -08:00
Nikolaj Bjorner
2d52367368 build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-09-15 16:45:11 -07:00
Nikolaj Bjorner
2328a6e839 add a way to use new smt core for selected logics 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-09-14 10:43:52 -07:00
Nikolaj Bjorner
d0e20e44ff booyah 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-04 15:56:30 -07:00
Lev Nachmanson
8c92cf1b32 restore the tactics with nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Lev Nachmanson
e32a6714a5 call nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Nikolaj Bjorner
2d01c64d2c fix #3682 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-02 12:30:25 -07:00
Nikolaj Bjorner
8b720a0d66 fix #3115 fix #3116 regressions from #3111 etc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-02 16:38:33 -08:00
Nikolaj Bjorner
238ff78374 fix #3082 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-24 09:01:31 -08:00
Lev Nachmanson
7eb1affc7b after rebasing with Z3Prover 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
2b11ed241e fix lemma generation for intervals 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
578e24d8c1 bound the size of bit vectors 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
ab1b2ae86d remove dead code and a fix in no_lemmas_hold 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
086e25b7fa lemmas with less equivalence explanations 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
9c62b431e4 address the NB's comments 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
9302d8bef3 Guard the creation of solvers in qfnia_tactic.cpp by a define 2020-01-28 10:04:21 -08:00
Lev Nachmanson
1230b46008 perf in equiv_monomials 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev
e4cbe980e9 limit the number of tactics in qfnia 
Signed-off-by: Lev <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Nikolaj Bjorner
05da2508bf fix #2873 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-22 11:08:44 -06:00
Nikolaj Bjorner
55f59364a3 cap memory consumption on int2bv tactic to 100MB 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-06 14:25:31 -08:00
Nikolaj Bjorner
216affd852 set defrag 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-12-31 11:55:44 -08:00
Nikolaj Bjorner
84025d5c11 add rewrites for moduli as exercised in example from #2319 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-24 19:02:28 -08:00
Nikolaj Bjorner
63840806d8 fix #2546, retrieve model in optsmt lex before iterating 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-10 11:19:59 +02:00
Nikolaj Bjorner
000e485794 add array selects to basic ackerman reduction improves performance significantly for #2525 as it now uses the SAT solver core instead of SMT core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-01 12:17:19 -07:00
Nikolaj Bjorner
5de35d46eb fix #2390 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-07-10 08:55:00 +01:00
Nikolaj Bjorner
e0d8cefde4 remove cooperate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-06-12 20:15:46 -07:00
Lev Nachmanson
14ff768a63 limit the size of bit vectors 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2019-06-11 16:40:54 -07:00