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I typed `brew install cvc4/cvc4/cvc4 --HEAD --with-gpl --with-readline` on OS X 10.13 and installation failed with this log:
```
2019-10-01 11:12:05 -0600
make
install
make: *** No rule to …
ghost updated
4 years ago
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Even for short programs, cvc4 can spiral out of control and consume all system memory, leading to general system instability, since Ultimate does not enforce (or periodically check) any cvc4 memory us…
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**Describe the bug**
[bv2nat.smt2.txt](https://github.com/cvc5/cvc5/files/6457538/bv2nat.smt2.txt)
[bvextend.smt2.txt](https://github.com/cvc5/cvc5/files/6457539/bvextend.smt2.txt)
Not really a…
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```
[574] % timeout -s 9 30 cvc4 small.smt2
Killed
[575] % time cvc4-1.8 small.smt2
sat
real 0m0.136s
user 0m0.013s
sys 0m0.009s
[576] %
[576] % cat small.smt2
(set-logic QF_NRA)
(decl…
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````
Require Import SMTCoq.SMTCoq.
Import BVList.BITVECTOR_LIST.
Require Import NArith.
Lemma addverit (a b: bitvector (4)%N): (bv_add a b= bv_add b a).
smt.
(* leaves me with
1 subgoal (ID…
aa755 updated
4 years ago
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```coq
Require Import SMTCoq.SMTCoq.
Import NArith BVList.BITVECTOR_LIST.
Local Open Scope bv_scope.
Definition zeros (n : N) := Eval cbv -[of_bits] in of_bits (List.repeat false (N.to_nat n)).
…
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Looks like in case of a failure due to #50, TorXakis server releases the port only after its parent process exits. If parent process launches another TorXakis server without exiting, then the port is …
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**Describe the bug**
Performance regression on LIA sample compared with CVC4.
```
$ ./compare_time.py sample.smt2
CVC4 -> 0.4320856600534171
CVC5 -> 1.4910636418499053
Factor: 3.4508519483510…
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When running a simple symbolic test that deposits into a contract which transfers and mints a token, the SMTChecker will error out with this cryptic message:
```
hevm:
*** Data.SBV: Unexpected r…
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**Is your feature request related to a problem? Please describe.**
Could you add support to compare cardinalities, e.g. `#a = #b`?
**Describe the solution you'd like**
**Describe alternative…