Benchmark

non-incremental/QF_SLIA/20230327-stringfuzz-lu/transformed/z3str2/regex-041-unsat-fuzz-reverse-graft.smt2

Publications: Blotsky, D., Mora, F., Berzish, M., Zheng, Y., Kabir, I., & Ganesh, V. (2018). Stringfuzz: A fuzzer for string solvers. In CAV 2018.
Description: transformed by StringFuzz, a modular string and regex fuzzer, from an industrial benchmark
Benchmark
Size1060
Compressed Size538
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categoryrandom
First Occurrence2023-07-06
Generated ByDmitry Blotsky1, Federico Mora, Murphy Berzish, Yunhui Zheng, Ifaz Kabir, Vijay Ganesh, Zhengyang Lu
Generated On2018-01-24 00:00:00
GeneratorStringFuzz
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unknown
Inferred Status unsat
Size 1051
Compressed Size535
Max. Term Depth5
Asserts 3
Declared Functions0
Declared Constants4
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

str.to_re7 re.*3 re.+1 re.++1
re.union3 str.in_re3

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2024 cvc5 cvc5 unsat ✅ 0.23227 0.13262
OSTRICH OSTRICH unsat ✅ 1.35175 2.15907
Z3alpha Z3-alpha unsat ✅ 0.26788 0.16819
Z3-Noodler Z3-Noodler unsat ✅ 0.24294 0.14307
SMT-COMP 2025 cvc5 cvc5 unsat ✅ 0.29249 0.16839
OSTRICH OSTRICH unsat ✅ 1.07619 1.52434
Z3alpha Z3-alpha unsat ✅ 0.35955 0.26173
Z3 Z3-alpha-base unsat ✅ 0.31479 0.18919
Z3-Noodler-base unsat ✅ 0.29794 0.17420
Z3-Noodler Z3-Noodler unsat ✅ 0.30376 0.17717
Z3-Noodler-Mocha-base unsat ✅ 0.29755 0.17266
Z3-Noodler-Mocha Z3-Noodler-Mocha unsat ✅ 0.29576 0.17177