Benchmark

non-incremental/QF_S/20230329-automatark-lu/instance06986.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	2522
Compressed Size	916
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	2513
Compressed Size	922
Max. Term Depth	9
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	39	re.*	17
re.+	4	re.opt	2	re.comp	1	re.range	15
re.++	9	re.union	8	re.loop	2	str.in_re	5

Evaluations

Evaluation	Rating	Solver	Variant	Result	Wallclock	CPU Time
SMT-COMP 2025		cvc5	cvc5	unsat ✅	0.29861	0.17159
		OSTRICH	OSTRICH	unsat ✅	1.16854	1.79555
		Z3alpha	Z3-alpha	unsat ✅	0.39623	0.27393
		Z3	Z3-alpha-base	unsat ✅	0.27863	0.15870
			Z3-Noodler-base	unsat ✅	0.25822	0.14098
		Z3-Noodler	Z3-Noodler	unsat ✅	0.25812	0.14473
			Z3-Noodler-Mocha-base	unsat ✅	0.26076	0.14002
		Z3-Noodler-Mocha	Z3-Noodler-Mocha	unsat ✅	0.26634	0.14960