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Author SHA1 Message Date
Nikolaj Bjorner
d02235fe08 #5778 
not really specific to euf.true, but about rem(x,0) semantics that should align with mod semantics. It also reproduces without sat.euf=true.
 2022-01-22 16:16:48 +01:00
Nikolaj Bjorner
6f689c3c1f updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-22 12:21:20 +01:00
Nikolaj Bjorner
417a5320c7 forbidden intervals for strict inequalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-22 11:14:53 +01:00
Nikolaj Bjorner
82798863ba patch crash for bench0 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 17:58:30 +01:00
Nikolaj Bjorner
3c940b5125 use nyi to catch uncovered cases 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 17:49:43 +01:00
Jakob Rath
86f247db22 fix warning 2022-01-21 16:20:14 +01:00
Nikolaj Bjorner
f2dd95eaa9 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2022-01-21 15:57:35 +01:00
Nikolaj Bjorner
49d9e3440c use band, add bvneg compile step 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 15:57:27 +01:00
Jakob Rath
c4c9c84aeb Treat eval'd literals as propagations (not as decisions) 2022-01-21 15:56:16 +01:00
Hennadii Chernyshchyk
85f6456655
Add missing constness (#5787) 2022-01-21 15:32:25 +01:00
Nikolaj Bjorner
8765dc16a5 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 13:11:53 +01:00
Jakob Rath
0a48846add Add separate state for deciding on lemmas 2022-01-21 11:55:03 +01:00
Nikolaj Bjorner
9969809745 #5778 2022-01-21 09:40:06 +01:00
Nikolaj Bjorner
a1f7676c81 remove assertion - literals could be assigned but propagation incomplete 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 03:10:41 +01:00
Nikolaj Bjorner
007af9cb8a fix #5784 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-21 03:08:03 +01:00
Nikolaj Bjorner
17280846f8 added comments to explain #5781 2022-01-21 01:40:31 +01:00
Nikolaj Bjorner
b1ff4bc24a no normalize 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 19:21:19 +01:00
Nikolaj Bjorner
75a81af426 fix #5786 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 19:18:23 +01:00
Jakob Rath
aea3545fcc disable assertion for now 2022-01-20 17:48:19 +01:00
Jakob Rath
daf23cfe02 wlist_invariant 2022-01-20 17:47:26 +01:00
Jakob Rath
543ad2f205 skip unassigned variables when computing level 2022-01-20 17:46:23 +01:00
Jakob Rath
0a59387d05 extra propagate 2022-01-20 17:44:57 +01:00
Jakob Rath
c7a09051fa Assert constraints only once 2022-01-20 17:44:29 +01:00
Jakob Rath
b968898b7e use member variable rather that static 2022-01-20 17:09:36 +01:00
Jakob Rath
64152c338d Don't nest propgate() calls 2022-01-20 17:06:30 +01:00
Nikolaj Bjorner
af9ae35984 term 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 14:43:16 +01:00
Nikolaj Bjorner
c527fda0b6 term 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 14:41:27 +01:00
Nikolaj Bjorner
f1a302bba7 term 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 14:38:34 +01:00
Nikolaj Bjorner
7a8c969033 ensure b_internalized 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 13:27:23 +01:00
Nikolaj Bjorner
a3d4e9a4e8 adding created to sat/smt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-20 11:48:27 +01:00
Jakob Rath
c9b9b5f531 remove obsolete test case 2022-01-19 19:10:10 +01:00
Jakob Rath
fa75a9109e Test forbidden intervals, disequal case 2022-01-19 19:06:35 +01:00
Nikolaj Bjorner
c00591daaf finish is-fixed 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-19 16:28:34 +01:00
Nikolaj Bjorner
e5767bf2b8 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-19 15:19:07 +01:00
Nikolaj Bjorner
0f03ef4ab0 for Clemens: ensure fixed values are propagated after registration 
Also allow to register expressions that the rewriter changes to ensure they get picked up.
 2022-01-19 14:38:11 +01:00
Nikolaj Bjorner
5b0389615b #5780 2022-01-19 10:10:36 +01:00
Nikolaj Bjorner
06feb71eb1 fix bug in root setting exposed by incremental mode pb_solver 2022-01-18 10:55:27 +01:00
Jakob Rath
175b348948 Update quot_rem axioms 2022-01-18 10:43:12 +01:00
Jakob Rath
e005838129 clause_builder should not fail on always-true literals 
Otherwise, e.g. when adding axioms, the caller would have to check each literal before adding it.
 2022-01-18 10:32:33 +01:00
Nikolaj Bjorner
36cfb88f5f add preliminary stub to handle closure types 2022-01-17 22:01:31 -08:00
Nikolaj Bjorner
d777306bb6 #5778 2022-01-17 10:43:15 -08:00
Jakob Rath
ebc4df1ece remove branch_bool 2022-01-17 15:57:05 +01:00
Nikolaj Bjorner
fcc9f379e7 #5778 2022-01-16 19:36:00 -08:00
Nikolaj Bjorner
a15da8f9ba #5778 2022-01-16 19:11:55 -08:00
Nikolaj Bjorner
637ddf9397 fix #5777 
latest issue
 2022-01-16 18:09:38 -08:00
Nikolaj Bjorner
0dd5a5e576 #5777 2022-01-16 17:46:08 -08:00
Nikolaj Bjorner
a48d3fdbb1 #5777 2022-01-16 14:01:49 -08:00
Nikolaj Bjorner
ea93345b75 #5777 2022-01-16 10:52:25 -08:00
Nikolaj Bjorner
cd56d55e34 #5753 2022-01-16 09:31:16 -08:00
Nikolaj Bjorner
bc9c6ad93d #5753 2022-01-15 18:01:31 -08:00