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99 commits

Author SHA1 Message Date
Nikolaj Bjorner
f3a0b7e0cd change command-line experience for pareto fronts. It now requires multiple check-sat calls to loop over the fronts. This allows querying each model in turn. #1008 2017-05-23 20:05:10 -07:00
Nikolaj Bjorner
c99205fa7e return box model based on index. Issue #955 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-31 08:12:53 -07:00
Nikolaj Bjorner
e02160c674 expose bounds as vector expressions instead of containing ad-hoc expressions. Issue #911 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-24 11:07:40 -08:00
Nikolaj Bjorner
2307a7ffa7 fix bug in handling of repeated soft constraints. #815 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-11 10:19:57 +01:00
Nikolaj Bjorner
0ab2067b69 produce error message for cores with optimization. Issue #825 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-09 13:15:40 +01:00
Nikolaj Bjorner
23b9d3ef55 fix at-most-1 constraint compiler bug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-22 18:50:16 -07:00
Nikolaj Bjorner
491b3b34aa tune consequence finding. Factor solver pretty-printing as SMT-LIB into top-level 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-08-03 11:14:29 -07:00
Nikolaj Bjorner
c725fe7698 tune lra optimization 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-05-22 17:03:29 -07:00
Nikolaj Bjorner
1aa3fdab8a remove min/max, use qmax; disable cancellation during model evaluation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-05-19 13:04:20 -07:00
Nikolaj Bjorner
c75fd02c95 qsat-opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-04-28 21:31:16 -07:00
Nikolaj Bjorner
45fdb95f53 fix performance for model construction, recognize concats of values as a value for pre-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-03-23 17:23:57 -07:00
Nuno Lopes
8b53628d67 remove a few unused decls 2016-03-09 17:01:06 +00:00
Nikolaj Bjorner
5994c5a948 fix partial model tracking over cancellation/exceptions, reported by August Shi. Fix regression test for fp-to-real, reset the pre-processor in inc_sat_solver on exceptions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-03-07 16:42:29 -08:00
Nikolaj Bjorner
85d44c5d66 fix axioms for extract, add extensionality checking for shared variables, convert exceptions to unknown status per #419 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-18 11:09:41 +05:30
Nikolaj Bjorner
32b6b2da44 moving to resource managed cancellation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-12-11 13:13:11 -08:00
Nuno Lopes
b26735a887 fix build with gcc 
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2015-11-22 11:24:30 +00:00
Nikolaj Bjorner
c1a6163bda disable aig tactic in inc_sat_solver (it can blow up the size of formulas significantly without sharing) and fix configuration update bug for optimization context exposed in example by Corina 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-20 14:34:31 -08:00
Nikolaj Bjorner
0592e76574 Enhancement for Valentin #332 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-19 10:26:01 -08:00
Nikolaj Bjorner
c58e640563 extract labels for optimal model. Fix to #325 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-18 14:53:08 -08:00
Nikolaj Bjorner
1575dd06a7 expose labels from optimization. Move printing of objectives to after sat/unsat. Cahnge format to something that is somewhat related to how other output is created. Issue #325. 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-18 09:42:12 -08:00
Nikolaj Bjorner
b25e8e2288 tune lexicographic products, avoid push/pop and ensure correction sets are not used for multiple objectives 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-13 16:00:45 +02:00
Nikolaj Bjorner
da0c12cdba move display method to before first SAT call 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-21 18:29:36 -07:00
Nikolaj Bjorner
a9807878ea reworking pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-20 12:20:30 -07:00
Nikolaj Bjorner
e3cb0e2d8b reworking pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-20 12:06:27 -07:00
Nikolaj Bjorner
eb5af100bd adding optimize bindings for ML, adding get_reason_unknown to optimize, mentioned in pull request issue #188, second edition 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-09 17:49:20 +02:00
Nikolaj Bjorner
a3c43c34fb change default behavior of solver pretty printer to include declarations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-06 18:57:11 +02:00
Nikolaj Bjorner
f96c0b6963 fixes #186, remove ite-lifting from opt_context to detect weighted maxsat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-06 11:52:59 +02:00
Nikolaj Bjorner
4bc044c982 update header guards to be C++ style. Fixes issue #9 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-07-08 23:18:40 -07:00
Nikolaj Bjorner
a2448be0cd print pareto model in check-sat too 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-05-29 08:55:44 -07:00
Nikolaj Bjorner
e944f89505 fix bug introduced when clearing state between calls to Pareto/Box 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-04-02 02:36:01 -07:00
Nikolaj Bjorner
fc36d861a7 update default to maxres for MaxSAT, reset pareto and box state on every constraint update 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-04-01 19:32:50 -07:00
Nikolaj Bjorner
f8d04118d8 switch models for multiple box objectives. Feature request at codeplex issue 194, George Karpenov. Usage model is same as Pareto fronts you call check-sat multiple times until retrieving unsat 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 16:21:56 -07:00
Nikolaj Bjorner
c3232693f0 use PB solver instead of full arithmetic for bouding Pareto fronts so that difference logic theory isn't broken. Codeplex issue 175 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-22 09:46:21 -08:00
Nikolaj Bjorner
911ffc370a separate MaxSMT functionality to enable using this independently (and incrementally) of overall context 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-16 09:11:28 +01:00
Nikolaj Bjorner
8141dadc89 break on small cores 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-08 10:22:06 +01:00
Nikolaj Bjorner
552cbd840f adding soft-assertions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-23 13:06:11 -08:00
Nikolaj Bjorner
e24db56650 integrating new integer primal loop 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-20 16:38:45 -08:00
Nikolaj Bjorner
ef57e4abe5 extract theory symbols from Boolean objectives 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-05 19:42:06 -08:00
Nikolaj Bjorner
301f441801 bypass simplifier if (m_is_clausal) { 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-22 09:02:08 -07:00
Nikolaj Bjorner
69a5634e7e adding symba designated strategy (back?) to optsmt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-14 16:33:55 -07:00
Nikolaj Bjorner
a96fa0c555 remove deprecated maxsat solvers, adjust values inline 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-14 11:55:47 -07:00
Nikolaj Bjorner
019ff77613 fix sorting network bug, add network compilation,... 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-11 18:47:21 -07:00
Nikolaj Bjorner
72f09e4729 better verbose pretty printing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-09 16:57:43 -07:00
Nikolaj Bjorner
f151879c0b enable neat vs. less neat pretty priting as an option 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-09 16:25:41 -07:00
Nikolaj Bjorner
c1580fb85a follow logic annotation/enable diff logic when configured 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-07 11:52:14 -07:00
Nikolaj Bjorner
1b9529e1e1 fix scope bugs per Klaus Becker's examples 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-29 01:55:32 -07:00
Nikolaj Bjorner
b82a68f4d4 fix bug in sls 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-24 19:53:55 -07:00
Nikolaj Bjorner
a47f3df703 fix bug in unsat core extraction in sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-18 23:43:51 -07:00
Nikolaj Bjorner
ee1a1b1135 refactor sat/sls interface. Remove wpm2 and bvsls dependencies 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-15 10:40:44 -07:00
Nikolaj Bjorner
4415df3fcf various fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-06-02 19:10:20 +05:30