%------------------------------------------------------------------------------ % File : SPASS-SCL---0.1 % Problem : PUZ035-4 : TPTP v9.2.1. Released v2.0.0. % Transfm : none % Format : tptp % Command : /export/starexec/sandbox/solver/bin/execute.py 300 /export/starexec/sandbox/benchmark/theBenchmark.p % Computer : n012.cluster.edu % Model : x86_64 x86_64 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz % Memory : 8042.1875MB % OS : Linux 3.10.0-693.el7.x86_64 % CPULimit : 300s % WCLimit : 300s % DateTime : Thu May 7 07:31:27 PM UTC 2026 % Result : Unsatisfiable 0.16s 0.35s % Output : Assurance 0s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.06 % Problem : PUZ035-4 : TPTP v9.2.1. Released v2.0.0. % 0.00/0.07 % Command : /export/starexec/sandbox/solver/bin/execute.py 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.07/0.25 % Computer : n012.cluster.edu % 0.07/0.25 % Model : x86_64 x86_64 % 0.07/0.25 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.07/0.25 % Memory : 8042.1875MB % 0.07/0.25 % OS : Linux 3.10.0-693.el7.x86_64 % 0.07/0.25 % CPULimit : 300 % 0.07/0.25 % WCLimit : 300 % 0.07/0.25 % DateTime : Thu May 7 12:58:01 EDT 2026 % 0.07/0.25 % CPUTime : % 0.07/0.25 SPASS-SCL-FOL version: % 0.07/0.30 SPASS-SCL-FOL 0.1 (595c0c7b1) [parallel mode] % 0.16/0.35 Starting: ./SPASS-SCL-FOL --heuristics_normal -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 Starting: ./SPASS-SCL-FOL --heuristics_resolution_1 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 Starting: ./SPASS-SCL-FOL --heuristics_resolution_2 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 Starting: ./SPASS-SCL-FOL --heuristics_resolution_3 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 Starting: ./SPASS-SCL-FOL --heuristics_lmodel_grow -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 Execution normal ended with status: unsatisfiable % 0.16/0.35 Used heuristic: normal % 0.16/0.35 % 0.16/0.35 Input Clauses: % 0.16/0.35 % 0.16/0.35 Predicates: person truth says % 0.16/0.35 Fol Constants: knight knave asked other % 0.16/0.35 Fol Functions: isa or not % 0.16/0.35 Problem Properties: % 0.16/0.35 This is a full first-order problem without equality. % 0.16/0.35 % 0.16/0.35 After reduction: Problem Properties: % 0.16/0.35 This is a full first-order problem without equality. % 0.16/0.35 % 0.16/0.35 % 0.16/0.35 Reduced Input Clauses: % 0.16/0.35 % 0.16/0.35 Most General Atoms: person(x0) says(x0,x1) truth(x0) % 0.16/0.35 % 0.16/0.35 === Starting SPASS-SCL-FOL A Little Less Naive, considering 52 atoms initially, heuristics mode: normal === % 0.16/0.35 % 0.16/0.35 === Backtracking. Learning clause 16:2:2:[13.0,15.0,1.2,14.2,14.2]:TopTop: truth(isa(asked,x0)),says(asked,x1) -> % 0.16/0.35 === Backtracking. Learning clause 18:1:1:[12.0,17.0,1.2,16.1,16.1]:Top: says(asked,x0) -> % 0.16/0.35 % 0.16/0.35 SZS status Unsatisfiable % 0.16/0.35 % 0.16/0.35 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p % 0.16/0.35 % 0.16/0.35 SPASS-SCL-FOL Statistics: % 0.16/0.35 Number of learned clauses: 2 % 0.16/0.35 Number of propagations: 30 % 0.16/0.35 Number of decisions: 25 % 0.16/0.35 Number of resolutions: 6 % 0.16/0.35 Number of condensations: 2 % 0.16/0.35 Number of sub resolutions: 2 % 0.16/0.35 Number of input literals (deduplicated): 16 % 0.16/0.35 Number of grows: 0 % 0.16/0.35 Number of considered ground atoms: 52 % 0.16/0.35 % 0.16/0.35 Needed: 0:00:00.00 % 0.16/0.35 %------------------------------------------------------------------------------