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14260 commits 61 branches 52 tags 177 MiB
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3428 commits

Author SHA1 Message Date
Nikolaj Bjorner
293b0b8cc2 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-30 12:49:18 -07:00
Nikolaj Bjorner
3a26dccc8a fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-30 12:48:43 -07:00
Nikolaj Bjorner
f6cbe3a016 propagate on variables 2020-07-30 10:22:04 -07:00
Nikolaj Bjorner
59d8895d15 add accessors for implied values to API 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-28 19:46:39 -07:00
Nikolaj Bjorner
42b42dd89a use bounded pp for cubes 2020-07-28 10:15:16 -07:00
Nikolaj Bjorner
8857a67e4f fix model return after shutdown, reported in #4532 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-27 23:48:19 -07:00
Murphy Berzish
afdfc5e8a6
z3str3: fix incorrect automaton polarity in intersection check, and clean up code (#4595) 2020-07-27 20:11:38 -05:00
Murphy Berzish
2fb914d2a2
z3str3: construct correct counterexamples for string-integer in model construction (#4562) 2020-07-27 14:15:41 -05:00
Nikolaj Bjorner
9624df942f na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-27 09:24:35 -07:00
Nikolaj Bjorner
a08082e392 fix #4594 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-27 09:22:53 -07:00
Nikolaj Bjorner
ae502bc2c4 simplify a few of the several axiom trace commands 2020-07-26 18:02:34 -07:00
Nikolaj Bjorner
c7704ef9af pass algebraic manager to arith-plugin mk-numeral because rational check may overwrite the argument using the current manager deals with crash as part of #4532 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-26 17:52:28 -07:00
Nikolaj Bjorner
e8ef9a85a4 fix #4327 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-26 13:22:13 -07:00
Nikolaj Bjorner
4be6927460 unused variable warning 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-26 13:22:12 -07:00
Nikolaj Bjorner
78afa2527c unused variable warning 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-26 13:22:12 -07:00
Nikolaj Bjorner
2133ba06a7 prepare for theory variables othe rthan seq/re 2020-07-25 15:11:13 -07:00
Nikolaj Bjorner
f789573d12 prepare for alternative axiom 2020-07-25 15:10:39 -07:00
Nikolaj Bjorner
e63992c8bd fix #4589 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-24 15:46:54 -07:00
Nikolaj Bjorner
780346c7ca address model generation bugs raised in #4518 and #4324 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-24 13:22:19 -07:00
Nikolaj Bjorner
a6a041ec5d setting defaults in AUFLIRA and AUFLIA to conservative ite-lifting. Fixing conservative setting to be after constructor in asserted_formulas. fixes #4586 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-23 13:43:54 -07:00
Nikolaj Bjorner
71a32f5bb2 remove unused 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-22 11:38:27 -07:00
Nikolaj Bjorner
aab50ff3f5 fixing bugs reported in #4518 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-21 15:50:19 -07:00
Nikolaj Bjorner
b1824fea10 fix lifetimes for crashes in #4525 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-21 12:53:56 -07:00
Nuno Lopes
aeac0b46a0 remove copy 2020-07-14 12:26:49 +01:00
Nuno Lopes
bb26f219fe remove unneeded constructors (last round) 2020-07-12 17:41:57 +01:00
Nuno Lopes
23e6adcad3 fix a couple hundred deref-after-free bugs due to .c_str() on a temporary string 2020-07-11 20:24:45 +01:00
Nikolaj Bjorner
48a9defb0d fix #1484 'regression' 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-09 15:09:25 -07:00
Nikolaj Bjorner
6b380811b8 fix #4524 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-09 15:05:55 -07:00
Nikolaj Bjorner
65e6b73873 fix #4538 - regression when renaming family from special_relations to specrels 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 14:46:40 -07:00
Nikolaj Bjorner
80cc45c5c1 display justifications compactly for tracing #4575 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 13:32:41 -07:00
Nikolaj Bjorner
ab7b8b6ec5 fix #4572 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 11:58:44 -07:00
Nikolaj Bjorner
061abd153c fixing #4515 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 11:43:32 -07:00
Nikolaj Bjorner
e1a0a2e536 give up on addition subterms in monomial decomposition caused by disabling rewriter.flat seems to be corner case exercised in #4532. 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 11:43:32 -07:00
Nikolaj Bjorner
69afd9f6bd formatting 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 11:43:31 -07:00
Nikolaj Bjorner
9bcda408ba towards closing small domain equality enforcement gap #4515 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-08 11:43:31 -07:00
Nuno Lopes
ca97bfb4b8 fix build 2020-07-05 11:44:12 +01:00
Nikolaj Bjorner
d0e20e44ff booyah 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-04 15:56:30 -07:00
Lev Nachmanson
b996bc1f02 remove cheap equalities with the table 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-07-04 09:33:45 -07:00
Murphy Berzish
e8690d28f8
z3str3: continue instead of incorrectly giving up in solve_regex_automata (#4556) 2020-07-03 17:13:27 -05:00
Nikolaj Bjorner
8d3caa00fe do as Lev does 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-03 13:21:43 -07:00
Nikolaj Bjorner
7802e33f37 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-03 12:22:13 -07:00
Nikolaj Bjorner
5e768c9697 move unused literals under if0 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-03 12:21:20 -07:00
Nikolaj Bjorner
655166b867 randomize generation of 'some value' for user sorts. #4557 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-01 16:34:09 -07:00
Nikolaj Bjorner
d91ca423ab enforce reference count ownership in context of mk_derivative calls. 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-01 13:13:17 -07:00
Nikolaj Bjorner
d75ce38016 fix #4552 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-30 19:14:55 -07:00
Murphy Berzish
fce1252145
Z3str3: Add consistency checks for string-integer conversion terms in model construction (#4551) 
* z3str3: check consistency of str.to_int in fixed length solver

* z3str3: add similar check for int.to_str as well

* z3str3: refactor string-integer conversion check and add post checks for model construction
 2020-06-30 11:20:44 -05:00
Federico Mora Rocha
8d16a9a034
z3str3: fix Issues 4349, 4354, and 4310 (#4529) 
* regex needs lesson; m.mk_eq not ctx.mk_eq

* when unsat core is of size 0, then do naive learning

* remove two extra comments, and correct positive regex learning

* replace magic numbers for fixed-length lessons with constants
 2020-06-24 15:46:32 -05:00
Nikolaj Bjorner
c0fbb31379 use nonse based seed for transition characters 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-24 12:07:37 -07:00
Murphy Berzish
b0633ecc86
Z3str3: safety checks for substr and propagate (#4528) 
* z3str3: handle str.substr arguments missing arith values in model construction safely

* z3str3: reset propagation vectors on scope pop
 2020-06-24 12:14:03 -05:00
Nikolaj Bjorner
5d36578684 some unused variables reported by Caleb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-22 19:04:10 -07:00