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20149 commits 50 branches 53 tags 183 MiB
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635 commits

Author SHA1 Message Date
Nikolaj Bjorner
7838e99f47 fix #3749 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-04 14:45:29 -07:00
Nikolaj Bjorner
0735491557 path fix #3747, this patches incoherent behavior of terms / ival from lar_solver. The variables occurring in terms are mapped to columns and not as original variables/terms. theory_lra has to interact with the column_corresponds_to_term test instead of relying on the terms themselves carrying the relevant information 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-04 14:27:56 -07:00
Nikolaj Bjorner
df1c6c8a21 fix #3742 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-04 11:27:37 -07:00
Nikolaj Bjorner
41e11857e5 fix #3744 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-04 10:57:49 -07:00
Nikolaj Bjorner
426e4cc75c fix #3557 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-03 16:37:59 -07:00
Nikolaj Bjorner
bab879c832 fix #3685 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-02 15:04:56 -07:00
Nikolaj Bjorner
cc394f0fe9 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-01 03:42:13 -07:00
Nikolaj Bjorner
d8e00bc02e fix #3644 regression introduced in #3641 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-01 00:26:02 -07:00
Nikolaj Bjorner
c20b321e57 fix #3641 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-31 23:29:08 -07:00
Nikolaj Bjorner
43e7242e35 fix #3511 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-31 11:14:01 -07:00
Nikolaj Bjorner
696a178c08 s 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-31 11:14:01 -07:00
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
ba4765f16f debugging #3511 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-30 11:00:02 -07:00
Lev Nachmanson
3237bd9243 better tracing 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-29 15:03:46 -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
Nikolaj Bjorner
4b7bd3a881 fix #3536 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-27 12:59:24 -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
ee2e81b696 fix #3517 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-26 10:02:41 -07:00
Lev Nachmanson
f5b62015fc change the return type of ival.var() to tv 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
ab34ef9daf fix crash exposed by #3503 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
0ec12f497c reduce use of m_core as attribute reference, instead pass as parameter 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
e16c62d6e2 don't reset core after it has been populated for the cut #3451 and presumably other bugs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
b964976b3f remove debug code from theory_lra.cpp and restore gomory.cpp 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
cc74dd6373 emonics 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
b52150de22 cleanup 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
c88d5e6468 remove debug out 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
e50082b484 add tv 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
6c5d7fbe96 fixes in max term with tableau 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
45980694b7 fetch explanations earlier than setting the bound 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
4c5c17c7d8 fixes for #3376 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
eb0f318686 fix #3361 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
562be531e9 fix #3317 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
4dfc0d6d88 fix #3334 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
b41b83cd63 fix #3314 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
31e2a9b163 add scoping for variable equivalences between new monomials 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
919f687df6 expose settings, not all of core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
8af245a410 use a simpler encoding for term indices 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
4917475f9e remove debug code 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
fc62ecb8d1 relax the literal check in theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
1b92400801 remove debug code 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
a80b48a597 relax the literal check in theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
252eb5e856 remove debug code 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson
84933c4435 relax the literal check in theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
f1f974638d track variables used by nla_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
79fefe5fb3 local 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
f43f1629cf fix #3273 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
b67d136849 hide flag on registering variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
3e84d04719 fix internalize for multiplication #3119 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
0207878f5f fix #3183 - change relevancy propagation to ensure that div/mod axioms are picked up 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00