0.00/0.03 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.00/0.08 % Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 180 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39 0.14/0.45 % Computer : n025.cluster.edu 0.14/0.45 % Model : x86_64 x86_64 0.14/0.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.14/0.45 % Memory : 8046.5625MB 0.14/0.45 % OS : Linux 6.8.0-71-generic 0.14/0.45 % CPULimit : 1440 0.14/0.45 % WCLimit : 180 0.14/0.45 % DateTime : Mon Jul 27 09:01:44 UTC 2026 0.14/0.45 % CPUTime : 0.14/0.45 Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 180 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39 0.84/1.04 % [INFO] Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 1.31/1.25 % [INFO] Parsing done (204ms). 1.31/1.26 % [INFO] Running in sequential loop mode. 2.19/1.77 % [INFO] eprover registered as external prover. 2.19/1.78 % [INFO] Scanning for conjecture ... 2.64/1.97 % [INFO] Found a conjecture (or negated_conjecture) and 0 axioms. Running axiom selection ... 2.95/2.06 % [INFO] Axiom selection finished. Selected 0 axioms (removed 0 axioms). 2.95/2.07 % [INFO] Problem is higher-order (TPTP THF). 2.95/2.08 % [INFO] Type checking passed. 2.95/2.08 % [CONFIG] Using configuration: timeout(180) with strategy. Searching for refutation ... 5.47/3.15 % External prover 'e' found a proof! 5.47/3.15 % [INFO] Killing All external provers ... 5.83/3.16 % Time passed: 2562ms (effective reasoning time: 1885ms) 5.83/3.16 % Solved by strategy 5.83/3.16 % Axioms used in derivation (0): 5.83/3.16 % No. of inferences in proof: 4 5.83/3.16 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 2562 ms resp. 1885 ms w/o parsing 5.95/3.24 % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p 5.95/3.24 thf(eats_decl, type, eats: ($i > ($i > $o))). 5.95/3.24 thf(grain_decl, type, grain: ($i > $o)). 5.95/3.24 thf(animal_decl, type, animal: ($i > $o)). 5.95/3.24 thf(snail_decl, type, snail: ($i > $o)). 5.95/3.24 thf(sf_decl, type, sf: ($i > $i)). 5.95/3.24 thf(plant_decl, type, plant: ($i > $o)). 5.95/3.24 thf(caterpillar_decl, type, caterpillar: ($i > $o)). 5.95/3.24 thf(cf_decl, type, cf: ($i > $i)). 5.95/3.24 thf(bird_decl, type, bird: ($i > $o)). 5.95/3.24 thf(wolf_decl, type, wolf: ($i > $o)). 5.95/3.24 thf(fox_decl, type, fox: ($i > $o)). 5.95/3.24 thf(msmaller_decl, type, msmaller: ($i > ($i > $o))). 5.95/3.24 thf(a_grain_decl, type, a_grain: $i). 5.95/3.24 thf(a_snail_decl, type, a_snail: $i). 5.95/3.24 thf(a_caterpillar_decl, type, a_caterpillar: $i). 5.95/3.24 thf(a_bird_decl, type, a_bird: $i). 5.95/3.24 thf(a_fox_decl, type, a_fox: $i). 5.95/3.24 thf(a_wolf_decl, type, a_wolf: $i). 5.95/3.24 thf(1,conjecture,((~ (! [A:$i]: ((animal @ A) | ~ (wolf @ A)) & ! [A:$i]: (~ (fox @ A) | (animal @ A)) & ! [A:$i]: ((animal @ A) | ~ (snail @ A)) & (wolf @ a_wolf) & (snail @ a_snail) & (grain @ a_grain) & ! [A:$i]: (~ (grain @ A) | (plant @ A)) & ! [A:$i,B:$i,C:$i,D:$i]: ((eats @ A @ B) | (eats @ A @ C) | ~ (animal @ A) | ~ (plant @ B) | ~ (animal @ C) | ~ (plant @ D) | ~ (msmaller @ C @ A) | ~ (eats @ C @ D)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (grain @ B) | ~ (eats @ A @ B) | ~ (wolf @ A)) & ! [A:$i,B:$i]: (~ (caterpillar @ B) | ~ (bird @ A) | (eats @ A @ B)) & ! [A:$i,B:$i]: (~ (eats @ A @ B) | ~ (snail @ B) | ~ (bird @ A)) & ! [A:$i]: (~ (caterpillar @ A) | (eats @ A @ (cf @ A))) & ! [A:$i]: (~ (snail @ A) | (plant @ (sf @ A))) & ! [A:$i,B:$i,C:$i]: (~ (animal @ A) | ~ (eats @ B @ C) | ~ (eats @ A @ B) | ~ (grain @ C) | ~ (animal @ B)) & ! [A:$i]: (~ (snail @ A) | (eats @ A @ (sf @ A))) & ! [A:$i]: ((plant @ (cf @ A)) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (wolf @ B) | ~ (fox @ A) | ~ (eats @ B @ A)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (wolf @ B) | ~ (fox @ A)) & ! [A:$i,B:$i]: (~ (fox @ B) | ~ (bird @ A) | (msmaller @ A @ B)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (snail @ A)) & (caterpillar @ a_caterpillar) & (bird @ a_bird) & (fox @ a_fox) & ! [A:$i]: ((animal @ A) | ~ (caterpillar @ A)) & ! [A:$i]: ((animal @ A) | ~ (bird @ A))))),file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cPUZ031_1)). 5.95/3.24 thf(2,negated_conjecture,((~ (~ (! [A:$i]: ((animal @ A) | ~ (wolf @ A)) & ! [A:$i]: (~ (fox @ A) | (animal @ A)) & ! [A:$i]: ((animal @ A) | ~ (snail @ A)) & (wolf @ a_wolf) & (snail @ a_snail) & (grain @ a_grain) & ! [A:$i]: (~ (grain @ A) | (plant @ A)) & ! [A:$i,B:$i,C:$i,D:$i]: ((eats @ A @ B) | (eats @ A @ C) | ~ (animal @ A) | ~ (plant @ B) | ~ (animal @ C) | ~ (plant @ D) | ~ (msmaller @ C @ A) | ~ (eats @ C @ D)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (grain @ B) | ~ (eats @ A @ B) | ~ (wolf @ A)) & ! [A:$i,B:$i]: (~ (caterpillar @ B) | ~ (bird @ A) | (eats @ A @ B)) & ! [A:$i,B:$i]: (~ (eats @ A @ B) | ~ (snail @ B) | ~ (bird @ A)) & ! [A:$i]: (~ (caterpillar @ A) | (eats @ A @ (cf @ A))) & ! [A:$i]: (~ (snail @ A) | (plant @ (sf @ A))) & ! [A:$i,B:$i,C:$i]: (~ (animal @ A) | ~ (eats @ B @ C) | ~ (eats @ A @ B) | ~ (grain @ C) | ~ (animal @ B)) & ! [A:$i]: (~ (snail @ A) | (eats @ A @ (sf @ A))) & ! [A:$i]: ((plant @ (cf @ A)) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (wolf @ B) | ~ (fox @ A) | ~ (eats @ B @ A)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (wolf @ B) | ~ (fox @ A)) & ! [A:$i,B:$i]: (~ (fox @ B) | ~ (bird @ A) | (msmaller @ A @ B)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (snail @ A)) & (caterpillar @ a_caterpillar) & (bird @ a_bird) & (fox @ a_fox) & ! [A:$i]: ((animal @ A) | ~ (caterpillar @ A)) & ! [A:$i]: ((animal @ A) | ~ (bird @ A)))))),inference(neg_conjecture,[status(cth)],[1])). 5.95/3.24 thf(3,plain,((~ (~ (! [A:$i]: ((animal @ A) | ~ (wolf @ A)) & ! [A:$i]: (~ (fox @ A) | (animal @ A)) & ! [A:$i]: ((animal @ A) | ~ (snail @ A)) & (wolf @ a_wolf) & (snail @ a_snail) & (grain @ a_grain) & ! [A:$i]: (~ (grain @ A) | (plant @ A)) & ! [A:$i,B:$i,C:$i,D:$i]: ((eats @ A @ B) | (eats @ A @ C) | ~ (animal @ A) | ~ (plant @ B) | ~ (animal @ C) | ~ (plant @ D) | ~ (msmaller @ C @ A) | ~ (eats @ C @ D)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (grain @ B) | ~ (eats @ A @ B) | ~ (wolf @ A)) & ! [A:$i,B:$i]: (~ (caterpillar @ B) | ~ (bird @ A) | (eats @ A @ B)) & ! [A:$i,B:$i]: (~ (eats @ A @ B) | ~ (snail @ B) | ~ (bird @ A)) & ! [A:$i]: (~ (caterpillar @ A) | (eats @ A @ (cf @ A))) & ! [A:$i]: (~ (snail @ A) | (plant @ (sf @ A))) & ! [A:$i,B:$i,C:$i]: (~ (animal @ A) | ~ (eats @ B @ C) | ~ (eats @ A @ B) | ~ (grain @ C) | ~ (animal @ B)) & ! [A:$i]: (~ (snail @ A) | (eats @ A @ (sf @ A))) & ! [A:$i]: ((plant @ (cf @ A)) | ~ (caterpillar @ A)) & ! [A:$i,B:$i]: (~ (wolf @ B) | ~ (fox @ A) | ~ (eats @ B @ A)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (wolf @ B) | ~ (fox @ A)) & ! [A:$i,B:$i]: (~ (fox @ B) | ~ (bird @ A) | (msmaller @ A @ B)) & ! [A:$i,B:$i]: ((msmaller @ A @ B) | ~ (bird @ B) | ~ (snail @ A)) & (caterpillar @ a_caterpillar) & (bird @ a_bird) & (fox @ a_fox) & ! [A:$i]: ((animal @ A) | ~ (caterpillar @ A)) & ! [A:$i]: ((animal @ A) | ~ (bird @ A)))))),inference(defexp_and_simp_and_etaexpand,[status(thm)],[2])). 5.95/3.24 thf(52,plain,(($false)),inference(e,[status(thm)],[3])). 5.95/3.24 % SZS output end Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p 5.95/3.24 % [INFO] Killing All external provers ... 5.95/3.29 EOF