%------------------------------------------------------------------------------ % File : SPASS-SCL---0.1 % Problem : PUZ035-1 : 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 : n026.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 0.32s 0.54s % Output : Assurance 0s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.12 % Problem : PUZ035-1 : TPTP v9.2.1. Released v2.0.0. % 0.12/0.13 % Command : /export/starexec/sandbox/solver/bin/execute.py 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.17/0.34 % Computer : n026.cluster.edu % 0.17/0.34 % Model : x86_64 x86_64 % 0.17/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.17/0.34 % Memory : 8042.1875MB % 0.17/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.17/0.34 % CPULimit : 300 % 0.17/0.34 % WCLimit : 300 % 0.17/0.34 % DateTime : Thu May 7 12:58:24 EDT 2026 % 0.17/0.34 % CPUTime : % 0.17/0.34 SPASS-SCL-FOL version: % 0.19/0.43 SPASS-SCL-FOL 0.1 (595c0c7b1) [parallel mode] % 0.32/0.54 Starting: ./SPASS-SCL-FOL --heuristics_normal -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 Starting: ./SPASS-SCL-FOL --heuristics_resolution_1 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 Starting: ./SPASS-SCL-FOL --heuristics_resolution_2 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 Starting: ./SPASS-SCL-FOL --heuristics_resolution_3 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 Starting: ./SPASS-SCL-FOL --heuristics_lmodel_grow -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 Execution normal ended with status: unsatisfiable % 0.32/0.54 Used heuristic: normal % 0.32/0.54 % 0.32/0.54 Input Clauses: % 0.32/0.54 % 0.32/0.54 Predicates: person isa tell_the_truth lies response % 0.32/0.54 Fol Constants: knight knave asked other yes no % 0.32/0.54 Fol Functions: % 0.32/0.54 Problem Properties: % 0.32/0.54 This is a Bernays Schoenfinkel problem. % 0.32/0.54 % 0.32/0.54 After reduction: Problem Properties: % 0.32/0.54 This is a Bernays Schoenfinkel problem. % 0.32/0.54 % 0.32/0.54 % 0.32/0.54 Reduced Input Clauses: % 0.32/0.54 % 0.32/0.54 Most General Atoms: person(x0) isa(x0,knight) isa(x0,knave) tell_the_truth(x0) lies(x0) response(x0) isa(asked,x1) isa(other,x2) % 0.32/0.54 % 0.32/0.54 === Starting SPASS-SCL-FOL A Little Less Naive, considering 44 atoms initially, heuristics mode: normal === % 0.32/0.54 % 0.32/0.54 === Backtracking. Learning clause 17:2:1:[13.0,16.1,12.1,15.1,15.1,1.3]:Top: isa(other,x0) -> isa(asked,knight) % 0.32/0.54 === Backtracking. Learning clause 19:1:0:[14.0,18.0,12.2,15.1,15.1,17.2,1.3]:: -> isa(other,knight) % 0.32/0.54 % 0.32/0.54 SZS status Unsatisfiable % 0.32/0.54 % 0.32/0.54 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p % 0.32/0.54 % 0.32/0.54 SPASS-SCL-FOL Statistics: % 0.32/0.54 Number of learned clauses: 2 % 0.32/0.54 Number of propagations: 17 % 0.32/0.54 Number of decisions: 3 % 0.32/0.54 Number of resolutions: 11 % 0.32/0.54 Number of condensations: 1 % 0.32/0.54 Number of sub resolutions: 2 % 0.32/0.54 Number of input literals (deduplicated): 16 % 0.32/0.54 Number of grows: 0 % 0.32/0.54 Number of considered ground atoms: 44 % 0.32/0.54 % 0.32/0.54 Needed: 0:00:00.00 % 0.32/0.54 %------------------------------------------------------------------------------