%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SET239-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n008.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 02:11:49 PM UTC 2026
% Result : Unsatisfiable 0.13s 5.41s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SET239-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/5.37 % Computer : n008.cluster.edu
% 0.09/5.37 % Model : x86_64 x86_64
% 0.09/5.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/5.37 % Memory : 8046.5625MB
% 0.09/5.37 % OS : Linux 6.8.0-71-generic
% 0.09/5.37 % CPULimit : 300
% 0.09/5.37 % WCLimit : 300
% 0.09/5.37 % DateTime : Mon Sep 21 05:03:17 UTC 2026
% 0.09/5.37 % CPUTime :
% 0.09/5.38 % Drodi V4.1.1
% 0.13/5.41 % Refutation found
% 0.13/5.41 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.13/5.41 % SZS output start CNFRefutation for theBenchmark
% 0.13/5.41 fof(f21,axiom,(
% 0.13/5.41 (![Z,X,Y]: (( ~ member(Z,intersection(X,Y))| member(Z,X) ) ))),
% 0.13/5.41 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.13/5.41 fof(f28,axiom,(
% 0.13/5.41 (![Xr,X,Y]: (intersection(Xr,cross_product(X,Y)) = restrict(Xr,X,Y) ))),
% 0.13/5.41 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.13/5.41 fof(f113,negated_conjecture,(
% 0.13/5.41 member(z,restrict(xr,x,y)) ),
% 0.13/5.41 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.13/5.41 fof(f114,negated_conjecture,(
% 0.13/5.41 ~ member(z,xr) ),
% 0.13/5.41 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.13/5.41 fof(f142,plain,(
% 0.13/5.41 ![Z,X]: ((![Y]: ~member(Z,intersection(X,Y)))|member(Z,X))),
% 0.13/5.41 inference(miniscoping,[status(thm)],[f21])).
% 0.13/5.41 fof(f143,plain,(
% 0.13/5.41 ![X0,X1,X2]: (~member(X0,intersection(X1,X2))|member(X0,X1))),
% 0.13/5.41 inference(cnf_transformation,[status(thm)],[f142])).
% 0.13/5.41 fof(f151,plain,(
% 0.13/5.41 ![X0,X1,X2]: (intersection(X0,cross_product(X1,X2))=restrict(X0,X1,X2))),
% 0.13/5.41 inference(cnf_transformation,[status(thm)],[f28])).
% 0.13/5.41 fof(f246,plain,(
% 0.13/5.41 member(z,restrict(xr,x,y))),
% 0.13/5.41 inference(cnf_transformation,[status(thm)],[f113])).
% 0.13/5.41 fof(f247,plain,(
% 0.13/5.41 ~member(z,xr)),
% 0.13/5.41 inference(cnf_transformation,[status(thm)],[f114])).
% 0.13/5.41 fof(f390,plain,(
% 0.13/5.41 ![X0,X1,X2,X3]: (~member(X0,restrict(X1,X2,X3))|member(X0,X1))),
% 0.13/5.41 inference(paramodulation,[status(thm)],[f151,f143])).
% 0.13/5.41 fof(f423,plain,(
% 0.13/5.41 member(z,xr)),
% 0.13/5.41 inference(resolution,[status(thm)],[f390,f246])).
% 0.13/5.41 fof(f428,plain,(
% 0.13/5.41 $false),
% 0.13/5.41 inference(forward_subsumption_resolution,[status(thm)],[f423,f247])).
% 0.13/5.41 % SZS output end CNFRefutation for theBenchmark.p
% 0.13/5.43 % Elapsed time: 0.057198 seconds
% 0.13/5.43 % CPU time: 0.190886 seconds
% 0.13/5.43 % Total memory used: 106.986 MB
% 0.13/5.43 % Net memory used: 106.874 MB
%------------------------------------------------------------------------------