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3663 commits 23 branches 48 tags 157 MiB
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364 commits

Author SHA1 Message Date
Nikolaj Bjorner d06207f072 remove ite terms from objectives to synchronize values in tableau with objective value. Fixes part of (three repros) from issue #120 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-06-02 10:38:22 -07:00
Nikolaj Bjorner ffff006945 remove old files 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-06-02 09:15:08 -07:00
Nikolaj Bjorner 1714182c38 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-05-29 11:08:25 -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 ed7e0e11a8 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-28 20:55:13 -07:00
Nikolaj Bjorner 203c5015c8 fix debian amd64 warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-18 15:17:21 -07:00
Nikolaj Bjorner 5632900f35 fix gcc compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-16 12:04:10 +01:00
Nikolaj Bjorner 64bd62b17e fix gcc compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-16 11:56:04 +01:00
Nuno Lopes 6c22edc988 fix assorted compiler warnings 
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2015-05-16 11:44:58 +01:00
Nikolaj Bjorner e6b8af402f fix build warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-15 15:56:21 +01:00
Nikolaj Bjorner a0f0b53686 fixes to #52, #53 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-04-28 14:48:59 -07:00
Nikolaj Bjorner bd162588b2 enable SAT solver by default for MaxSAT constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-02 17:09:01 -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 52619b9dbb pull unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 14:57:11 -07:00
nikolajbjorner fe6af38d97 debugging assertion violation 
Signed-off-by: nikolajbjorner <nbjorner@microsoft.com>
 2015-03-10 20:57:01 -07:00
nikolajbjorner fbf8289394 probe also hard constraints before enabling SAT solver. Bug reported by Zvonimir Pavlinovic 
Signed-off-by: nikolajbjorner <nbjorner@microsoft.com>
 2015-02-24 14:02:23 -08:00
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 761c7d9a40 adding annotation to logging to show number of columns and rows, adding dual propagation sketch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-25 04:01:18 -08:00
Nikolaj Bjorner 552cbd840f adding soft-assertions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-23 13:06:11 -08:00
Nikolaj Bjorner e50e02e656 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2015-01-20 16:38:55 -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 f1d9228b94 fix bug in context push/pop for sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-20 16:30:46 -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 21ea48bfd8 epsilon should have real type, reported by GeorgeKarpenkov, codeplex issue 145 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-12-15 16:27:35 -08:00
Nikolaj Bjorner f4dfb9ac82 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-12-09 20:57:34 +01:00
Nikolaj Bjorner 08cb8b8de8 address divergence in the case of shared theory symbols. Codeplex issue 147, thanks to George Karpenkov 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-12-09 16:04:25 +01:00
Nikolaj Bjorner e9baaa0900 rename 'or' to 'fml' toe mae gcc happy, reported by Geroge Karpenkov 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-11-25 10:23:41 -08:00
Nikolaj Bjorner 2dccfc0ce2 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-11-24 16:17:41 -08:00
Nikolaj Bjorner f71fd2afb5 disable unconstrained elimination pre-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-11-24 16:17:22 -08:00
Nikolaj Bjorner 444879db5f fix bug reported on stackoverflow on crash for unconstrained variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-11-05 13:51:27 +01:00
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 630a3d6ea8 integrate bounds from original model 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-15 15:11:31 -07:00
Nikolaj Bjorner ce18421a7a fix box 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-15 14:29:39 -07:00
Nikolaj Bjorner ff69ee049b fix non-termination 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-14 16:45:54 -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 f7f4feaa47 fix lex bug for maxres case 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-11 01:05:30 -07:00
Nikolaj Bjorner e1c2049343 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-10-06 08:37:41 -07:00
Nikolaj Bjorner db20b2502d try qx 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 19:50:42 -07:00
Nikolaj Bjorner f3d2535b46 another unit test for Nuno 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-03 16:58:46 -07:00
Nikolaj Bjorner cb88968588 tuning maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-02 17:10:51 -07:00
Nikolaj Bjorner 0b1c180808 fix lexicographic product for MaxSMT 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-01 13:49:23 -07:00
Nikolaj Bjorner 08dcd51594 fix bugs in incremental operation of sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-27 12:04:54 -07:00
Nikolaj Bjorner caa35f6270 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-09-27 09:59:00 -07:00
Nikolaj Bjorner 1392dc020f local debug update 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-27 09:58:43 -07:00
Nikolaj Bjorner e6725b2344 merge unstable into opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-26 12:12:24 -07:00
Nikolaj Bjorner 99ff13b651 opt + udoc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-17 11:39:25 -07:00