#7164·z3

[consolidated] hang on small instances (string, bit-vector)

Author: zhendongsuCreated Mar 14, 2024Updated Jul 14, 2026

Commit: https://github.com/Z3Prover/z3/commit/0b3bbc297248849cb17c29e0fbaa23f61bb45716 OS: Ubuntu 22.04

[523] % time z3-4.11.2 small.smt2 
sat

real	0m0.112s
user	0m0.035s
sys	0m0.009s
[524] % timeout -s 9 10 z3release small.smt2 
Killed
[525] % cat small.smt2 
(declare-const a String)
(declare-const b String)
(assert (str.<= a b))
(assert (str.contains b a))
(check-sat)