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Minimal counter-example:
```
(set-logic all)
(declare-sort p 0)
(declare-fun s () p)
(declare-fun p (p) p)
(assert (and (= (p s) (_ Const 1 p)) (= (_ Const 2 p) (p (_ Const 0 p)))))
(check-sat)…
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Hello, recently, I want to use overflow checking functions in z3py.
I can understand `bvsaddo` and `bvuaddo` are corresponding to `BVAddNoOverflow(signed=True)`, `BVAddNoOverflow(signed=False)` eac…
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Hi, for the following formula
~~~~
(set-logic HORN)
(declare-fun ULTIMATE.start_L7 (Int Int Int Int Int Int Int Int Bool) Bool)
(declare-fun ULTIMATE.start_L23 (Int Int Int Int Int Int Int Int Boo…
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There are currently 2 SigSevs in the [buildbot](https://buildbot.sosy-lab.org/cpachecker/results/nightly-predicate/00178.nightly-predicate.diff.html#/table) table resulting from the use of interpolati…
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The following segfaults:
```
(set-logic QF_BV)
(declare-fun c0 () (_ BitVec 14))
(declare-fun c1 () (_ BitVec 14))
(define-fun e2 () (_ BitVec 15) ((_ zero_extend 1) c1))
(declare-fun c3 () (_…
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My whole goal is to verify that some my usage of sqrt could be confirmed to be within the domain of the function like: {-@ sqrt :: {v:Double | 0 Double @-} holds in my library so that I can have con…
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Hi,
I played with z3 proof mode and tried the benchmark from this repo \[[1](https://github.com/testsmt/semantic-fusion-seeds/tree/master/QF_BV/unsat)\] (SMT-COMP data from many years). All the for…
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The behavior of the test case below is changed by Souper even with UB turned off. Of course it could be an LLVM bug exposed by Souper, but we need to take a look.
```
$ cat small.c
int printf(const c…
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The tests for alt-ergo currently fails when using OCaml 5.2
```
#=== ERROR while compiling alt-ergo.2.5.2 =====================================#
# context 2.2.0~beta2~dev | linux/x86_6…
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When I run `cabal install liquid-platform`, I (eventually) get the following error:
```
[1 of 1] Compiling Main ( /tmp/cabal-install.-2509/dist-newstyle/tmp/src-2510/liquid-prelude-0.8…