Benchmark

non-incremental/QF_S/20230329-automatark-lu/instance06494.smt2

Description: Translated from a collection of real-world regex queries, AutomataArk, collected by Loris D’Antoni and Fang Wang: https://github.com/lorisdanto/automatark
Application: Evaluate solvers on real-world regex queries
Target solver: Z3str3RE, CVC4, OSTRICH, Z3seq, Z3str3, Z3-Trau
Publications: Berzish, M., Kulczynski, M., Mora, F., Manea, F., Day, J. D., Nowotka, D., & Ganesh, V. (2021, July). An SMT solver for regular expressions and linear arithmetic over string length. In CAV 2021.

Benchmark
Size	1913
Compressed Size	875
License	Creative Commons Attribution 4.0 International (CC-BY-4.0)
Category	industrial
First Occurrence	2023-07-06
Generated By	Murphy Berzish, Mitja Kulczynski, Federico Mora, Florin Manea, Joel Day, Dirk Nowotka, Vijay Ganesh, Zhengyang Lu
Generated On	2020-10-01 00:00:00
Generator	—
Dolmen OK	1
strict Dolmen OK	1
check-sat calls	1

Query 1

Status	unsat
Inferred Status	unsat
Size	1904
Compressed Size	882
Max. Term Depth	6
Asserts	5
Declared Functions	0
Declared Constants	1
Declared Sorts	0
Defined Functions	0
Defined Recursive Functions	0
Defined Sorts	0
Constants	0
Declared Datatypes	0

Symbols

not	2	re.allchar	2	str.to_re	30	re.*	3
re.+	1	re.comp	2	re.range	2	re.++	5
re.union	4	re.loop	5	str.in_re	5

Evaluations

Evaluation	Rating	Solver	Variant	Result	Wallclock	CPU Time
SMT-COMP 2025		cvc5	cvc5	unsat ✅	0.29790	0.17299
		OSTRICH	OSTRICH	unsat ✅	1.15656	1.71606
		Z3alpha	Z3-alpha	unsat ✅	0.37645	0.30618
		Z3	Z3-alpha-base	unsat ✅	0.29176	0.17422
			Z3-Noodler-base	unsat ✅	0.30300	0.17967
		Z3-Noodler	Z3-Noodler	unsat ✅	0.28917	0.16868
			Z3-Noodler-Mocha-base	unsat ✅	0.28806	0.16848
		Z3-Noodler-Mocha	Z3-Noodler-Mocha	unsat ✅	0.31493	0.18089