%------------------------------------------------------------------------------
% File : SPASS-SCL---0.1
% Problem : PUZ031+1 : TPTP v9.2.1. Released v2.0.0.
% Transfm : none
% Format : tptp
% Command : /export/starexec/sandbox2/solver/bin/execute.py 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n023.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 07:31:26 PM UTC 2026
% Result : Theorem 0.41s 0.62s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.14 % Problem : PUZ031+1 : TPTP v9.2.1. Released v2.0.0.
% 0.13/0.14 % Command : /export/starexec/sandbox2/solver/bin/execute.py 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.36 % Computer : n023.cluster.edu
% 0.18/0.36 % Model : x86_64 x86_64
% 0.18/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.36 % Memory : 8042.1875MB
% 0.18/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.18/0.36 % CPULimit : 300
% 0.18/0.36 % WCLimit : 300
% 0.18/0.36 % DateTime : Thu May 7 12:58:54 EDT 2026
% 0.18/0.37 % CPUTime :
% 0.18/0.37 SPASS-SCL-FOL version:
% 0.30/0.46 SPASS-SCL-FOL 0.1 (595c0c7b1) [parallel mode]
% 0.41/0.62 Starting: ./SPASS-SCL-FOL --heuristics_normal -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62 Starting: ./SPASS-SCL-FOL --heuristics_resolution_1 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62 Starting: ./SPASS-SCL-FOL --heuristics_resolution_2 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62 Starting: ./SPASS-SCL-FOL --heuristics_resolution_3 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62 Starting: ./SPASS-SCL-FOL --heuristics_lmodel_grow -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62 Execution normal ended with status: unsatisfiable
% 0.41/0.62 Used heuristic: normal
% 0.41/0.62
% 0.41/0.62 Input Clauses:
% 0.41/0.62
% 0.41/0.62 Predicates: wolf animal fox bird caterpillar snail grain plant eats much_smaller ren1 ren2 ren3 ren4
% 0.41/0.62 Fol Constants: skc1 skc2 skc3 skc4 skc5 skc6
% 0.41/0.62 Fol Functions: skf7
% 0.41/0.62 Problem Properties:
% 0.41/0.62 This is a full first-order problem without equality.
% 0.41/0.62
% 0.41/0.62 After reduction: Problem Properties:
% 0.41/0.62 This is a full first-order problem without equality.
% 0.41/0.62
% 0.41/0.62
% 0.41/0.62 Reduced Input Clauses:
% 0.41/0.62
% 0.41/0.62 Most General Atoms: bird(x0) plant(x3) ren1(x1) fox(x1) much_smaller(x0,x1) wolf(x1) ren2(x1) caterpillar(x1) snail(x1) ren3(x0) ren4(x0,x1) animal(x1) grain(x2) eats(x1,x2)
% 0.41/0.62
% 0.41/0.62 === Starting SPASS-SCL-FOL A Little Less Naive, considering 51 atoms initially, heuristics mode: normal ===
% 0.41/0.62
% 0.41/0.62 === Clause set with instances from active satisfied. Growing active. New size: 115
% 0.41/0.62 === Backtracking. Learning clause 30:4:2:[21.2,19.2,22.3]:TopTop: wolf(x0),fox(x1),bird(x0),caterpillar(x1) ->
% 0.41/0.62 === Backtracking. Learning clause 33:5:3:[1.1,31.0,3.1,32.1,13.4,18.3,21.3,20.2,12.2,26.2,27.2,28.2]:TopTopTop: fox(x0),wolf(x1),grain(x2),ren3(x0) -> eats(x1,x0)
% 0.41/0.62 === Backtracking. Learning clause 35:6:4:[18.2,34.1,13.3,3.2,1.2,26.2,27.2]:TopTopTopTop: plant(x0),fox(x1),wolf(x2),ren4(x3,x1) -> eats(x2,x0),eats(x2,x1)
% 0.41/0.62 === Backtracking. Learning clause 36:7:3:[13.5,26.2,27.2,28.2]:TopTopTop: animal(x0),plant(x1),animal(x2),much_smaller(x2,x0),ren3(x2) -> eats(x0,x1),eats(x0,x2)
% 0.41/0.62 === Backtracking. Learning clause 37:5:4:[21.3,35.6,19.2]:TopTopTopTop: plant(x1),wolf(x0),ren4(x3,x2),fox(x2) -> eats(x0,x1)
% 0.41/0.62 === Clause set with instances from active satisfied. Growing active. New size: 179
% 0.41/0.62 === Backtracking. Learning clause 40:6:3:[3.1,38.2,5.1,39.4,17.3,36.4]:TopTopTop: bird(x0),fox(x1),plant(x2),ren3(x0) -> eats(x1,x2),eats(x1,x0)
% 0.41/0.62 === Conflict found: 36:7:3:[13.5,26.2,27.2,28.2]:TopTopTop: animal(x0),plant(x1),animal(x2),much_smaller(x2,x0),ren3(x2) -> eats(x0,x1),eats(x0,x2) {x0 -> skc3, x1 -> skf7(skc2), x2 -> skc5}
% 0.41/0.62 === Backtracking. Learning clause 46:7:4:[9.1,41.0,14.1,42.2,1.1,43.3,3.1,44.5,23.2,45.9,36.4,16.3,13.6,25.2,18.3]:TopTopTopTop: bird(x0),plant(x1),snail(x2),fox(x0),wolf(x3) -> eats(x3,x1),eats(x3,x0)
% 0.41/0.62 === Backtracking. Learning clause 47:6:4:[21.3,46.7,19.2]:TopTopTopTop: bird(x1),plant(x2),snail(x3),wolf(x0),fox(x1) -> eats(x0,x2)
% 0.41/0.62
% 0.41/0.62 SZS status Unsatisfiable
% 0.41/0.62
% 0.41/0.62 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.41/0.62
% 0.41/0.62 SPASS-SCL-FOL Statistics:
% 0.41/0.62 Number of learned clauses: 8
% 0.41/0.62 Number of propagations: 301
% 0.41/0.62 Number of decisions: 84
% 0.41/0.62 Number of resolutions: 48
% 0.41/0.62 Number of condensations: 2
% 0.41/0.62 Number of sub resolutions: 10
% 0.41/0.62 Number of input literals (deduplicated): 21
% 0.41/0.62 Number of grows: 2
% 0.41/0.62 Number of considered ground atoms: 179
% 0.41/0.62
% 0.41/0.62 Needed: 0:00:00.02
% 0.41/0.62
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