%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SYN957+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n011.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Sep 24 03:21:36 PM UTC 2026
% Result : Theorem 0.13s 0.37s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN957+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.35 % Computer : n011.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Mon Sep 21 11:31:25 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.13/0.36 % Drodi V4.1.1
% 0.13/0.37 % Refutation found
% 0.13/0.37 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.13/0.37 % SZS output start CNFRefutation for theBenchmark
% 0.13/0.37 fof(f1,conjecture,(
% 0.13/0.37 ~ (? [Y] :(! [X] :( a(X,Y)<=> ~ a(X,X) ) ))),
% 0.13/0.37 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.13/0.37 fof(f2,negated_conjecture,(
% 0.13/0.37 ~(~ (? [Y] :(! [X] :( a(X,Y)<=> ~ a(X,X) ) )))),
% 0.13/0.37 inference(negated_conjecture,[status(cth)],[f1])).
% 0.13/0.37 fof(f3,plain,(
% 0.13/0.37 ?[Y]: ![X]: ((~a(X,Y)|~a(X,X))&(a(X,Y)|a(X,X)))),
% 0.13/0.37 inference(NNF_transformation,[status(thm)],[f2])).
% 0.13/0.37 fof(f4,plain,(
% 0.13/0.37 ?[Y]: ((![X]: (~a(X,Y)|~a(X,X)))&(![X]: (a(X,Y)|a(X,X))))),
% 0.13/0.37 inference(miniscoping,[status(thm)],[f3])).
% 0.13/0.37 fof(f5,plain,(
% 0.13/0.37 ((![X]: (~a(X,sK0_skl)|~a(X,X)))&(![X]: (a(X,sK0_skl)|a(X,X))))),
% 0.13/0.37 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl]),skolemize(Y,sK0_skl)],[f4])).
% 0.13/0.37 fof(f6,plain,(
% 0.13/0.37 ![X0]: (~a(X0,sK0_skl)|~a(X0,X0))),
% 0.13/0.37 inference(cnf_transformation,[status(thm)],[f5])).
% 0.13/0.37 fof(f7,plain,(
% 0.13/0.37 ![X0]: (a(X0,sK0_skl)|a(X0,X0))),
% 0.13/0.37 inference(cnf_transformation,[status(thm)],[f5])).
% 0.13/0.37 fof(f8,plain,(
% 0.13/0.37 ~a(sK0_skl,sK0_skl)),
% 0.13/0.37 inference(resolution,[status(thm)],[f7,f6])).
% 0.13/0.37 fof(f15,plain,(
% 0.13/0.37 $false),
% 0.13/0.37 inference(resolution,[status(thm)],[f8,f7])).
% 0.13/0.37 % SZS output end CNFRefutation for theBenchmark.p
% 0.13/0.39 % Elapsed time: 0.035472 seconds
% 0.13/0.39 % CPU time: 0.097959 seconds
% 0.13/0.39 % Total memory used: 13.824 MB
% 0.13/0.39 % Net memory used: 13.312 MB
%------------------------------------------------------------------------------