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11595 commits 23 branches 48 tags 157 MiB
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9469 commits

Author SHA1 Message Date
Nikolaj Bjorner
489448b869 fix #2762, fix #2750, add iterative unrolling to help on termination on sat instances (to address non-termination in #2759 and #2762) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-30 18:05:24 -08:00
Nikolaj Bjorner
0d004b5232 fix #2761 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-30 10:31:26 -08:00
Nikolaj Bjorner
cdf3c48349 clear memory on allocation to avoid msan warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-29 15:50:49 -08:00
Nikolaj Bjorner
7e452254c3 distribute string and regex concatenation on literals, scenario exposed by #2668 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-29 11:24:18 -08:00
Nikolaj Bjorner
b479c34c0b fix #2751 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-29 10:18:55 -08:00
Nikolaj Bjorner
001ddef058 fix #2749 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-29 10:18:55 -08:00
Murphy Berzish
bf28b815fa z3str3: add a method to rewrite-and-assert an axiom to reduce boilerplate 2019-11-29 09:37:22 -08:00
Murphy Berzish
b8f2cf5b0b z3str3: rewrite strong arrangement axiom to avoid assertion violation 2019-11-29 09:37:22 -08:00
Nikolaj Bjorner
a257ec0cc1 build warnings #2748 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-28 15:36:54 -08:00
Federico Mora
30d9ea5c2c Addressing comments from pull request: more descriptive variable names and m.mk_not 2019-11-27 22:06:59 -08:00
Federico Mora
574051df1b Step by step derivation of second int.to.str axiom 2019-11-27 22:06:59 -08:00
Federico Mora
900e707619 Added more comments 2019-11-27 22:06:59 -08:00
Federico Mora
6ffb475007 Add comments and make implication into xor. Logically equivalent. 2019-11-27 22:06:59 -08:00
Federico Mora
fc74689c1b int.to.str must not begin with 0 unless is 0 2019-11-27 22:06:59 -08:00
Nikolaj Bjorner
0b893afee4 pretty print algebraic numbers from fast pretty printer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-27 17:13:15 -08:00
Nikolaj Bjorner
c36d9f7b3e fix #2741 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-26 19:45:34 -08:00
Murphy Berzish
5f78ca9b58 z3str3: negative lengths in get_len_value don't count 2019-11-25 12:32:51 -08:00
Andreas Humenberger
58f3dce2be Make z3::exception a subclass of std::exception 2019-11-25 11:55:37 -08:00
Nikolaj Bjorner
055cf6c7b9 relevancy level is queried during smt_setup, so it has to update the local parameter that tracks the min 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-25 09:53:00 -08:00
Christoph M. Wintersteiger
ba03d99526
Fix forward declaration of fma in C++ API. Fixes #2735. 2019-11-25 11:32:50 +00:00
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
fad4356159 treat division by 0 as non-linearity, fix #2733 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-24 10:52:52 -08:00
Nikolaj Bjorner
ca2ad66d03 treat division by 0 as non-linearity 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-24 10:49:35 -08:00
Nikolaj Bjorner
e2b6b12215 initialize relvancy level in constructor 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-23 17:26:59 -08:00
Nikolaj Bjorner
5dfe4a4b48 ensure relevancy isn't increased between calls 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-23 15:42:44 -08:00
Nikolaj Bjorner
61371b4abf na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-23 15:41:15 -08:00
Murphy Berzish
415260b93d z3str3: refactor app* to app_ref 2019-11-22 16:07:50 -08:00
Nikolaj Bjorner
b2c3025e21 fix #2714 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-21 16:37:53 -08:00
Nikolaj Bjorner
e818b8d06f binspr 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-20 16:27:40 -08:00
Nikolaj Bjorner
e212159f4e fix #2727 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-20 15:01:10 -08:00
Nikolaj Bjorner
a0dcad0221 fix #2708 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-19 21:36:13 -08:00
Nikolaj Bjorner
566eacd424 change handling of weak array mode. Insert weak delay variables into a queue that gets consumed by the next propagation when the array_weak parameter is changed #2686 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-19 21:17:36 -08:00
Nikolaj Bjorner
f7a6f3fa28 fix #2718 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 22:40:33 -08:00
Nikolaj Bjorner
53a01a07bd rename additional build options #2709 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 21:32:35 -08:00
Nikolaj Bjorner
dde8da853e fix bug introduced when fixing #2721 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 13:55:55 -08:00
Nikolaj Bjorner
9b72b60949 block unsound itos solutions. #2721 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 13:44:12 -08:00
Nikolaj Bjorner
29e1fb67d2 fix #2720, unsound preprocessing in elim_uncnstr_tactic where datatype properties of eliminated subterms is forgotten 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 13:34:45 -08:00
Nikolaj Bjorner
05ad90c976 fix for null symbol #2712 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 12:55:24 -08:00
Nikolaj Bjorner
215edcf888 fix; disable rewrite. fix #2715 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 12:23:03 -08:00
Nikolaj Bjorner
fe0b3d6648 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 12:03:59 -08:00
Nikolaj Bjorner
3c6dceae7c fix #2717 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-18 12:03:59 -08:00
Nikolaj Bjorner
d95b549ff8 fix #2707 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-16 17:47:29 -08:00
Nikolaj Bjorner
cbac860387 fix #2706 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-16 09:06:58 -08:00
Nuno Lopes
b9bc6975e9 fix crash in BV internalizer due to unknown bv_neg symbol 2019-11-16 16:24:24 +00:00
Nikolaj Bjorner
cb600a9329 consolidate model.compact and model_compress #2704 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-15 11:07:08 -08:00
Nikolaj Bjorner
1a9dfc5e80 inherit weights 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-14 09:32:55 -08:00
Nikolaj Bjorner
784e2721dd print weight if it is different from default #2667 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-13 19:24:59 -08:00
Nikolaj Bjorner
5f90e72d85 ensure generation is increased #2667 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-13 19:18:54 -08:00
Nikolaj Bjorner
12819640b7 fix E instantiation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-11 17:10:47 -08:00
Nikolaj Bjorner
74cfcc4730 clang warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-11 07:19:20 -08:00