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Hi, for the following formula,
cvc4 cc6e04b45
~~~~
(declare-datatypes ((Enum1 0)) (((None) (cons (data Bool)))))
(assert (forall ((var_1 Enum1)) (data var_1)))
(check-sat)
~~~~
~~~~
./cvc4 -i …
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Hi, for the following formula,
~~~~
(set-logic QF_FP)
(declare-fun fpv5 () Float32)
(assert (fp.eq (fp.mul RTP fpv5 fpv5) ((_ to_fp 8 24) RTN 0.04)))
(check-sat)
~~~~
cvc4 yields `sat`, but z3…
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**Describe the bug**
CVC4 suffered a segfault in the attached input.
[for_infinite_loop_1-O0.bpl.smt2.zip](https://github.com/CVC4/CVC4/files/5538750/for_infinite_loop_1-O0.bpl.smt2.zip)
*Note*: …
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```
[536] % cvc4 -q small.smt2
sat
[537] % z3release smt.arith.solver=6 small.smt2
sat
[538] % z3release smt.arith.solver=2 small.smt2
unsat
[539] %
[539] % cat small.smt2
(declare-fun a () …
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Hi, for the following formula,
opensmt 6518bf9ef242d0cde39cebef3b86f68d33144ef7 reports different results with z3 and cvc4.
[inc.txt](https://github.com/usi-verification-and-security/opensmt/fil…
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Hi, for the following formula,
cvc4 e7924fc22d2
~~~~
(set-logic QF_SLIA)
(declare-fun seq3 () (Seq Int))
(declare-fun seq10 () (Seq Int))
(declare-fun seq12 () (Seq Int))
(assert (seq.suffixof …
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Hi for the following formula, cvc4 94e3d9a0
~~~~
(set-logic UFBV)
(set-option :solve-bv-as-int sum)
(declare-const bv_56-0 (_ BitVec 56))
(assert (forall ((q2 (_ BitVec 7)) (q3 (_ BitVec 56)) (q4…
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```
[507] % cvc4 small.smt2
Fatal failure within std::vector CVC4::NodeManager::mkMutualDatatypeTypes(const std::vector&, const std::set&, uint32_t) at src/expr/node_manager.cpp:632
Check failure
…
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Hi,
I'm struggling to install pysmt following your Readme. Running `pip install pysmt` and `pysmt-install --z3` does not install the solver. `pysmt-install --check` returns False and Not In Python…
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Hi, I'm trying to install CVC4 with pip (python 3.6) on an Ubuntu system. Package info shows up with command `pip3 show cvc4`. However, when testing with code
```
from CVC4 import ExprManager
Exp…