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13341 commits 49 branches 53 tags 182 MiB
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Author SHA1 Message Date
Arie Gurfinkel
dcc8a29a05 [spacer] fix ugly bug in ground refutation generation (i.e., cex) 2020-03-31 12:39:31 -04:00
Arie Gurfinkel
2ec00cb81d Replace is_null with is_non_empty_string in spacer params 2020-03-31 11:21:05 -04:00
Arie Gurfinkel
cfe96fe92e [spacer] fixedpoint.get_answer() returns ground refutation for SAT 2020-03-31 10:13:37 -04:00
Nuno Lopes
79eb6a0e66 reduce_invertible: fix mk_diagonal for BV 0 
switch from -x to ~x
 2020-03-31 12:22:43 +01:00
Nuno Lopes
0b6b267ec4 minor code simplification in bv rewriter 2020-03-31 11:04:04 +01:00
Nuno Lopes
91497f923a reduce_invertible: recognize (* x -1) as the same as (- x) 2020-03-31 10:54:03 +01:00
Lev Nachmanson
cf0952c232 roll back in maximize_term if the integrality is broken 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-30 17:59:45 -07:00
Nikolaj Bjorner
f21b60a6e1 remove output from normalize bounds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 17:46:53 -07:00
Nikolaj Bjorner
e2cab00b1b fix #3583 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 17:37:57 -07:00
Nikolaj Bjorner
48581eb7ab fix #3598, feature overload abuse 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 17:29:02 -07:00
Nikolaj Bjorner
296e56c28f fix #3575 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 17:26:43 -07:00
Nikolaj Bjorner
03d7a9acff #3581, bail out when smt solver gives up 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 17:19:57 -07:00
Nikolaj Bjorner
330b3cc8d6 fix #3584 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 16:50:53 -07:00
Nikolaj Bjorner
7f8738dd85 fix #3542 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 16:24:47 -07:00
Lev Nachmanson
3e845010dd replace v by j in lp printouts 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-30 15:59:03 -07:00
Nikolaj Bjorner
a6e7ed039c fix #3587 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 15:18:37 -07:00
Nikolaj Bjorner
8a961a5ce9 fix #3554 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 15:02:55 -07:00
Nikolaj Bjorner
0ca5f59e35 fix #3550 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 14:45:38 -07:00
Nikolaj Bjorner
fe81de6d39 fix #3555 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 14:37:38 -07:00
Nikolaj Bjorner
b9dd18483c fix #3571 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 14:11:36 -07:00
Nikolaj Bjorner
d4aa850412 fix #3572 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 14:09:47 -07:00
Nikolaj Bjorner
e263f9b238 fix #3559 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 14:00:30 -07:00
Nikolaj Bjorner
de2ad26826 fix #3568 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 13:51:45 -07:00
Nikolaj Bjorner
04e51ffcb5 fix #3569 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 13:40:59 -07:00
Nikolaj Bjorner
53b5ca3c2b disambiguate call 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 13:35:40 -07:00
Nikolaj Bjorner
5152c9500d fix #3591 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 13:08:58 -07:00
Nikolaj Bjorner
bf9779cb87 fix #3593 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 12:46:18 -07:00
Nikolaj Bjorner
aeee44398d fix #3594 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 12:40:24 -07:00
Lev Nachmanson
7936df8e0b pass std::function as const aliases 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-30 12:20:47 -07:00
Nikolaj Bjorner
ba4765f16f debugging #3511 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 11:00:02 -07:00
Nikolaj Bjorner
f74079de01 fix #3529 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 11:00:02 -07:00
Nikolaj Bjorner
c142f99127 fix #3532 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 11:00:02 -07:00
Nikolaj Bjorner
0b10cb3312 fix #3528 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 11:00:02 -07:00
Lev Nachmanson
9be7bda69a fix a bug in column patching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-29 15:03:46 -07:00
Lev Nachmanson
7a950dd667 patch reals 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-29 15:03:46 -07:00
Lev Nachmanson
3237bd9243 better tracing 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-29 15:03:46 -07:00
Nikolaj Bjorner
7086a7c26a fix #3531 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-29 11:15:01 -07:00
Nikolaj Bjorner
1155db383e fix #3540 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-29 10:55:47 -07:00
Nikolaj Bjorner
9f386306ef na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-29 10:55:47 -07:00
Nikolaj Bjorner
1a995da0ae fix #3538, turn on proof checking assertions in goal.cpp for earlier coverage 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-29 10:55:47 -07:00
Lev Nachmanson
907d310600 get rid of arith.nla parameter 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-27 14:33:40 -07:00
Lev Nachmanson
f9151a7a8e correct the default options: smt.arith.nla=False 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-27 13:55:23 -07:00
Nikolaj Bjorner
4b7bd3a881 fix #3536 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-27 12:59:24 -07:00
Nikolaj Bjorner
f8dcaa8885 'na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-27 10:23:00 -07:00
Lev Nachmanson
352f4b5b37 use u_set in random_update() 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-26 18:11:32 -07:00
Nikolaj Bjorner
12f62e73d5 fix ordering of delayed assume eqs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-26 16:24:34 -07:00
Nikolaj Bjorner
7a04e52c41 fix ordering of delayed assume eqs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-26 16:22:24 -07:00
Nikolaj Bjorner
499843ae7f remove verbose 0 output, #3527 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-26 14:49:14 -07:00
Arie Gurfinkel
5673ec046b qe_term_graph fix for #3526 2020-03-26 16:45:06 -04:00
Nikolaj Bjorner
d4699b181d fix assertion 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-26 12:49:44 -07:00