UFDT (Unsat Core Track)

Competition results for the UFDT logic in the Unsat Core Track. Chart

Results were generated on 2026-07-25

Benchmarks: 596
Time Limit: 1200 seconds
Memory Limit: 30720 GB

Winners

Sequential Performance	Parallel Performance	SAT Performance (parallel)	UNSAT Performance (parallel)	24 seconds Performance (parallel)
cvc5	cvc5	-	cvc5	cvc5

Sequential Performance Performance

Solver	Correct Score	CPU Time Score	Wall Time Score	Solved	Solved UNSAT	Unsolved	Timeout
cvc5	193146	2554.09	2627.07	590	590	6	6
z3-BooledASS ^ne	176088 (base -343)	797.81	864.10	540	540	56	52
SMTInterpol	108853	11222.59	9741.00	344	344	252	251
z3-BooledASS-base ⁿ	176431	1230.03	1296.27	541	541	55	47

(base +/- n): for derived solvers: increment over base solver
^ne: not eligible for winning as it does not substantially improve over the base solver (at least 10 % improvement in PAR2 score) ⁿ: non-competing solver

Parallel Performance Performance

Solver	Correct Score	CPU Time Score	Wall Time Score	Solved	Solved UNSAT	Unsolved	Timeout
cvc5	193146	2554.09	2627.07	590	590	6	6
z3-BooledASS ^ne	176088 (base -343)	797.81	864.10	540	540	56	52
SMTInterpol	108853	11222.59	9741.00	344	344	252	251
z3-BooledASS-base ⁿ	176431	1230.03	1296.27	541	541	55	47

UNSAT Performance Performance

Solver	Correct Score	CPU Time Score	Wall Time Score	Solved	Solved UNSAT	Unsolved	Timeout
cvc5	193146	2554.09	2627.07	590	590	6	6
z3-BooledASS ^ne	176088 (base -343)	797.81	864.10	540	540	56	52
SMTInterpol	108853	11222.59	9741.00	344	344	252	251
z3-BooledASS-base ⁿ	176431	1230.03	1296.27	541	541	55	47

24 seconds Performance Performance

Solver	Correct Score	CPU Time Score	Wall Time Score	Solved	Solved UNSAT	Unsolved	Abstained
cvc5	187856	201.70	272.39	573	573	0	23
z3-BooledASS ^ne	174069 (base +367)	172.43	237.89	534	534	3	59
SMTInterpol	98754	1483.57	661.23	315	315	1	280
z3-BooledASS-base ⁿ	173702	156.51	221.66	533	533	3	60

SMT-COMP 2026