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Corral crashes on the attached file [mul-sim4.txt](https://github.com/boogie-org/corral/files/1290969/mul-sim4.txt) with the exception I inlined below. I am using the latest commit of Corral (15131133…
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We should file the rel fixpoint bug after we find it
```haskell
#!/usr/bin/env stack
-- stack --resolver lts-9.2 exec liquid --package process --install-ghc
{-@ LIQUID "--higherorder" @-…
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Hi, I use Z3 via the python bindings and have noticed an interesting performance cliff.
Depending on "THE_VALUE" -- selects how many instructions to translate -- performance looks like this:
```py…
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Z3 version 4.8.8.0
Python version 3.8.2
```
$ pip3 show z3-solver
Name: z3-solver
Version: 4.8.8.0
Summary: an efficient SMT solver library
Home-page: https://github.com/Z3Prover/z3
Author: …
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There is a regression from Z3 **v4.13.0** to **v4.13.2**.
We found it using the Java API. However, executing the binary also shows the issue:
## Input 1
```
(declare-fun x () Bool)
(assert (= …
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Good morning!
We noticed in the `nightly` cryptol-remote-api container from two days ago that abc does not seem to be working as it previously did when trying to prove a property.
The error we…
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This should provide support for Enums at pySMT level.
Ideally, these are then bit-blasted during the conversion to the solver. Alternatively, the encoding might try to use whatever theory is currentl…
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Different solvers seem to differ on whether or not to include the quotation marks in the `echo` command.
e.g. Z3 and Yices exclude the quotes whereas the others include the quotes.
```
$ cvc5 -i …
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I've tried using vampire with `--input_syntax smtlib2` for an SMTLib benchmark containing a sequence problem (https://microsoft.github.io/z3guide/docs/theories/Sequences/)
Vampire complained:
``…
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I have the following functions:
```
zero_from : {m, a, b} (Logic a, Eq a, fin m, Integral b, Literal 1 b, Cmp b) => b -> [m]a -> Bit
zero_from N xs = zipWith (&&) (take Bit
property zero_from_eq…