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This program, ran with in `cvc4 -m --lang smtlib`
```
(set-logic ALL_SUPPORTED)
(declare-datatypes ((ty 0)) ((
(arr (arr_param ty) (arr_ret ty))
(rcd (rcd_set (Set ty))))))
(declare-const x …
namin updated
3 years ago
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cvc4 36af095
~~~~
(declare-fun bag8 () (Bag Int))
(assert (> (bag.card bag8) 417))
(check-sat)
./cvc4 xx.smt2 -q
Fatal failure within void CVC4::theory::bags::TheoryBags::eqNotifyNewClass(CVC4…
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Hi, for the following formula,
CVC a7d214409de
~~~~
(declare-fun B () (Bag Int))
(assert (not (= 0 (bag.count 1 B))))
(check-sat)
~~~~
~~~~
./cvc4 -q --check-models ../delta.out.smt2
Fatal f…
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CVC4 crashes with a segmentation fault when I run it in incremental mode with the attached [SMT2 problems](https://github.com/CVC4/CVC4/files/2329746/Segfaults.zip).
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```
[523] % z3release small.smt2
unsat
[524] % cvc4 -q --strings-exp small.smt2
unsat
[525] % ostrich +quiet small.smt2
sat
[526] %
[526] % cat small.smt2
(declare-fun a () String)
(assert …
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Both contrib/get-antlr-3.4 and cvc4's configure assume that LIBANTLR3C_INSTALL_DIR will contain a sub-folder "lib". However, (at least one) 64 bit installation left behind only "lib64". This prevents …
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I am trying to get the sygus solver to synthesize a function that uses (universally quantified) uinterpreted function, and it throws the error "operator does not have function type". Is this supported…
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```
[700] % cvc4 -q --check-unsat-cores small.smt2
Fatal failure within CVC4::theory::TrustNode CVC4::RemoveTermFormulas::run(CVC4::Node, std::vector&, std::vector&, bool) at /local/suz-local/softwa…
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commit: c629f09f2
```
$ z3release model_validate=true small.smt2
sat
(error "line 13 column 10: an invalid model was generated")
$ cat small.smt2
(declare-fun a () String)
(assert
(str.in_re …
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I am trying to update my Axe prover to use the latest version of STP, but I am getting surprising syntax errors. For example, this file:
https://www.kestrel.edu/download/problem.cvc
new causes:…