%------------------------------------------------------------------------------ % File : LisaTT---0.9.1 % Problem : SWX228-1 : TPTP v9.3.0. Released v9.3.0. % Transfm : none % Format : tptp:raw % Command : java -cp /export/starexec/sandbox/solver/bin/lisa-assembly-0.9.jar TPTP_Lisa tableau --input /export/starexec/sandbox/benchmark/theBenchmark.p % Computer : n005.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 : Wed Apr 29 02:35:41 PM UTC 2026 % Result : Unknown 2.99s 1.48s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.12 % Problem : SWX228-1 : TPTP v9.3.0. Released v9.3.0. % 0.00/0.13 % Command : java -cp /export/starexec/sandbox/solver/bin/lisa-assembly-0.9.jar TPTP_Lisa tableau --input /export/starexec/sandbox/benchmark/theBenchmark.p % 0.17/0.34 % Computer : n005.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 : Wed Apr 29 02:36:00 EDT 2026 % 0.17/0.34 % CPUTime : % 2.99/1.46 Cannot prove ∀(lambda(Y, ∀(lambda(X, eq2(s(X))(s(Y)) === eq2(X)(Y))))), ∀(lambda(Y, ∀(lambda(X, eq(nil)(cons(X)(Y)) === bfalse)))), ∀(lambda(Z, eqNat(s(Z))(z) === bfalse)), ∀(lambda(X2, eqNat(z)(s(X2)) === bfalse)), ∀(lambda(Xs, ∀(lambda(Z, ∀(lambda(Y, aux(Y)(Z)(Xs)(bfalse) === cons(Z)(union(Xs)(Y)))))))), ∀(lambda(Xs, ∀(lambda(Z, ∀(lambda(X, elem(X)(cons(Z)(Xs)) === barbar(eqNat(X)(Z))(elem(X)(Xs)))))))), ∀(lambda(Y, ∀(lambda(X, !eq3(prop$uunion$ucomm(X)(Y))(bfalse) === btrue)))), ∀(lambda(Y, ∀(lambda(X, prop$uunion$ucomm(X)(Y) === eq(union(X)(Y))(union(Y)(X)))))), eqNat(z)(z) === btrue, ∀(lambda(X, eq2(z)(s(X)) === bfalse)), ∀(lambda(X, eq(X)(X) === btrue)), ∀(lambda(X, eq2(X)(X) === btrue)), ∀(lambda(X2, ∀(lambda(Y, ∀(lambda(Z, ∀(lambda(X, (!eq2(X)(Z) === btrue \/ eq(cons(X)(Y))(cons(Z)(X2)) === eq(Y)(X2)))))))))), ∀(lambda(Y, barbar(bfalse)(Y) === Y)), ∀(lambda(Xs, ∀(lambda(Z, ∀(lambda(Y, aux(Y)(Z)(Xs)(btrue) === union(Xs)(Y))))))), ∀(lambda(X2, ∀(lambda(Y, ∀(lambda(Z, ∀(lambda(X, (!eq2(X)(Z) === bfalse \/ eq(cons(X)(Y))(cons(Z)(X2)) === bfalse))))))))), ∀(lambda(Y2, ∀(lambda(Z, eqNat(s(Z))(s(Y2)) === eqNat(Z)(Y2))))), ∀(lambda(X, eq2(s(X))(z) === bfalse)), ∀(lambda(X, eq3(X)(X) === btrue)), eq3(bfalse)(btrue) === bfalse, eq3(btrue)(bfalse) === bfalse, ∀(lambda(Y, ∀(lambda(X, eq(cons(X)(Y))(nil) === bfalse)))), ∀(lambda(Y, ∀(lambda(Xs, ∀(lambda(Z, union(cons(Z)(Xs))(Y) === aux(Y)(Z)(Xs)(elem(Z)(Y)))))))), ∀(lambda(X, elem(X)(nil) === bfalse)), ∀(lambda(Y, barbar(btrue)(Y) === btrue)), ∀(lambda(Y, union(nil)(Y) === Y)) |- % 2.99/1.46 % SZS status GaveUp %------------------------------------------------------------------------------