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18852 commits 23 branches 48 tags 157 MiB
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Author SHA1 Message Date
Jakob Rath
e0db58c998 viable: detect eval/bool conflicts with side conditions 2023-03-05 13:02:51 +01:00
Jakob Rath
5067707a9c fix eval_invariant 2023-03-05 12:42:02 +01:00
Jakob Rath
0433f81f78 Update eval_invariant 2023-03-05 07:55:06 +01:00
Jakob Rath
2285ed90fb move comment 2023-03-05 07:45:56 +01:00
Jakob Rath
3116b2c8d5 Clean up replay 2023-03-05 07:44:18 +01:00
Jakob Rath
1b17fe79f8 Replay is needed for evaluated literals 2023-03-05 07:41:33 +01:00
Nikolaj Bjorner
827374952b fix test for non-val node 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-04 10:47:05 -08:00
Jakob Rath
235c465ae2 extract_bilinear_form: handle case where top variable is different on LHS and RHS 2023-03-04 17:19:58 +01:00
Nikolaj Bjorner
d5271df888 fix assert 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-02 09:01:55 -08:00
Nikolaj Bjorner
de6fea95f6 use symbolic coefficients for y 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-02 08:34:13 -08:00
Nikolaj Bjorner
b823d486e8 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2023-03-02 08:22:06 -08:00
Nikolaj Bjorner
287a536d40 make work for variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-02 08:22:02 -08:00
Jakob Rath
60de8f165e debug output 2023-03-02 16:06:26 +01:00
Jakob Rath
5a901e31fd verify 2023-03-02 16:03:55 +01:00
Jakob Rath
d8c6ab3488 split repropagate_units 2023-03-02 16:01:57 +01:00
Jakob Rath
8249a075e1 repropagate outside pop_levels 2023-03-02 15:52:58 +01:00
Jakob Rath
f6b8c8da21 disable replay 2023-03-02 12:24:26 +01:00
Nikolaj Bjorner
6450ad82f4 fixup proof logging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-02-27 14:46:26 -08:00
Clemens Eisenhofer
4cf24fb5fc Weaken precondition for overflow narrow 2023-02-25 14:51:26 +01:00
Nikolaj Bjorner
8be6dcce31 finish adding eqs to bv_solver justifications 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-02-24 10:21:56 -08:00
Jakob Rath
5e95a226c5 easy AND for size 1 2023-02-24 13:52:52 +01:00
Jakob Rath
133661d81b guard pdd-AND against wrong semantics 2023-02-24 13:51:37 +01:00
Jakob Rath
ae8075e22d check and fix pdd manager confusion 2023-02-24 13:29:59 +01:00
Nikolaj Bjorner
706d542eeb add propagation justification to bv antecedents 2023-02-23 17:52:34 -08:00
Jakob Rath
9b274f349b potential generalization 2023-02-23 11:24:32 +01:00
Jakob Rath
645f4620de catch default case 2023-02-23 10:56:12 +01:00
Jakob Rath
5ffd00073a Enable more general ule simplification ule; flip order 2023-02-22 16:47:14 +01:00
Jakob Rath
6eb0d91504 Tweak ule simplifications 2023-02-22 16:36:10 +01:00
Jakob Rath
14b2c38e7f Add lemma try_umul_ovfl_noovfl for bench23 2023-02-22 16:32:51 +01:00
Jakob Rath
a8bfd01190 minor 2023-02-22 16:30:57 +01:00
Jakob Rath
c76379c0cf assign_eh: check always-false before bool-false 2023-02-22 08:58:11 +01:00
Jakob Rath
e3b3cd58ea fix comparison of pdds with different bit-widths 2023-02-21 13:01:15 +01:00
Jakob Rath
8347c043e1 Merge remote-tracking branch 'origin/polysat' into polysat 2023-02-20 17:37:44 +01:00
Jakob Rath
33a38ba96f simplify 2023-02-20 16:28:31 +01:00
Jakob Rath
1dea87a07a fix add_overflow 2023-02-20 16:25:41 +01:00
Jakob Rath
455abb1db3 update 2023-02-20 16:19:56 +01:00
Jakob Rath
4cca164bb4 fix 2023-02-20 16:13:55 +01:00
Jakob Rath
d5ce9b3d5e Try possible ule rewrite 2023-02-20 15:23:41 +01:00
Jakob Rath
b6480e789f Repropagate may need to update watchlist 2023-02-20 15:06:31 +01:00
Jakob Rath
61ec3b9e87 log_lemma 2023-02-20 12:32:21 +01:00
Jakob Rath
1d04d08a0c Update has_max_forbidden 2023-02-20 12:19:06 +01:00
Jakob Rath
af683ea5f9 avoid fallback to circuit 2023-02-20 12:09:11 +01:00
Jakob Rath
7f41761616 xnor 2023-02-20 11:56:23 +01:00
Jakob Rath
4501a372b1 fix boolean propagation 2023-02-20 09:39:44 +01:00
Jakob Rath
2c44018a8a get_watch_level 2023-02-20 09:37:28 +01:00
Clemens Eisenhofer
790229a5d9 Bug fix for inverse of lsb-mask 2023-02-18 17:29:33 +01:00
Clemens Eisenhofer
578f2ec4e8 Assertions 2023-02-18 14:26:45 +01:00
Clemens Eisenhofer
e8b4875a17 Multiply by inverse to detect more parity constraints 2023-02-18 14:15:51 +01:00
Clemens Eisenhofer
ae70a8e9f0 Blast only one bit per conflict 2023-02-17 17:26:19 +01:00
Clemens Eisenhofer
a6fbd71c6b Bugfixes 2023-02-17 17:06:28 +01:00