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Hi, for the following formula
~~~~
(set-option :unsat_core true)
(set-option :smt.string_solver z3str3)
(declare-const v9 Bool)
(declare-const Str17 String)
(declare-const Str18 String)
(assert…
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I write a function using C:
```
Z3_ast fun_a(const Z3_ast &A, const Z3_ast &B)
{
return Z3_mk_ite(logic, Z3_mk_eq(logic, Z3_mk_bvxor(logic, A, B), 3), z3_x, Z3_mk_bvand(logic, A, B));
}
```…
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Hi all,
First of all thank you for this solver! I use it everyday inside a binary tool analysis that I am developing for my thesis. I don't know if you can help me but I will try anyway.
## Cont…
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```
[508] % z3release smt.string_solver=z3str3 small.smt2
ASSERTION VIOLATION
File: ../src/smt/theory_str_regex.cpp
Line: 1148
UNREACHABLE CODE WAS REACHED.
Z3 4.8.9.0
Please file an issue with this …
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Hi, for the following instance
[99.txt](https://github.com/Z3Prover/z3/files/4638010/99.txt)
~~~~
(set-logic QF_NRA)
(set-option :model true)
(set-option :ackermannization.inc_sat_backend t…
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My distribution is Fedora 32 x86_64, z3 version is the latest release - 4.8.8 from https://bodhi.fedoraproject.org/updates/FEDORA-2020-7824aa366f
z3 python bindings installed from pip:
```
[i] ℤ pi…
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Hi,
For this case, Z3 throws out a segmentation fault:
```
[551] % z3debug rewriter.flat=false small.smt2
ASSERTION VIOLATION
File: ../src/util/vector.h
Line: 375
idx < size()
(C)ontinue, (A)bort, (S…
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Hi,
For this case, Z3 gives an invalid model:
```
[670] % z3release model_validate=true small.smt2
unknown
[671] % z3release smt.string_solver=z3str3 model_validate=true small.smt2
sat
(error "line 5…
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Hi, for the following formula
~~~~
(set-option :smt.arith.solver 1)
(declare-const v0 Bool)
(declare-const v4 Bool)
(declare-const v13 Bool)
(declare-const i4 Int)
(declare-const r4 Real)
(dec…
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~~~~
(set-option :smt.string_solver z3str3)
(declare-const v4 Bool)
(declare-const Str6 String)
(declare-const Str12 String)
(declare-const Str18 String)
(assert (or v4 (str.contains (str.++ S…