%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SET252-6 : 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 : n013.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 02:11:50 PM UTC 2026
% Result : Unsatisfiable 0.15s 5.57s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SET252-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% 0.00/0.03 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/5.39 % Computer : n013.cluster.edu
% 0.10/5.39 % Model : x86_64 x86_64
% 0.10/5.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/5.39 % Memory : 8046.5625MB
% 0.10/5.39 % OS : Linux 6.8.0-71-generic
% 0.10/5.39 % CPULimit : 300
% 0.10/5.39 % WCLimit : 300
% 0.10/5.39 % DateTime : Mon Sep 21 05:02:27 UTC 2026
% 0.10/5.39 % CPUTime :
% 0.15/5.41 % Drodi V4.1.1
% 0.15/5.57 % Refutation found
% 0.15/5.57 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.15/5.57 % SZS output start CNFRefutation for theBenchmark
% 0.15/5.57 fof(f2,axiom,(
% 0.15/5.57 (![X,Y]: (( member(not_subclass_element(X,Y),X)| subclass(X,Y) ) ))),
% 0.15/5.57 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/5.57 fof(f3,axiom,(
% 0.15/5.57 (![X,Y]: (( ~ member(not_subclass_element(X,Y),Y)| subclass(X,Y) ) ))),
% 0.15/5.57 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/5.57 fof(f21,axiom,(
% 0.15/5.57 (![Z,X,Y]: (( ~ member(Z,intersection(X,Y))| member(Z,X) ) ))),
% 0.15/5.57 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/5.57 fof(f28,axiom,(
% 0.15/5.57 (![Xr,X,Y]: (intersection(Xr,cross_product(X,Y)) = restrict(Xr,X,Y) ))),
% 0.15/5.57 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/5.57 fof(f113,negated_conjecture,(
% 0.15/5.57 ~ subclass(restrict(x,y,z),x) ),
% 0.15/5.57 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/5.57 fof(f116,plain,(
% 0.15/5.57 ![X0,X1]: (member(not_subclass_element(X0,X1),X0)|subclass(X0,X1))),
% 0.15/5.57 inference(cnf_transformation,[status(thm)],[f2])).
% 0.15/5.57 fof(f117,plain,(
% 0.15/5.57 ![X0,X1]: (~member(not_subclass_element(X0,X1),X1)|subclass(X0,X1))),
% 0.15/5.57 inference(cnf_transformation,[status(thm)],[f3])).
% 0.15/5.57 fof(f141,plain,(
% 0.15/5.57 ![Z,X]: ((![Y]: ~member(Z,intersection(X,Y)))|member(Z,X))),
% 0.15/5.57 inference(miniscoping,[status(thm)],[f21])).
% 0.15/5.57 fof(f142,plain,(
% 0.15/5.57 ![X0,X1,X2]: (~member(X0,intersection(X1,X2))|member(X0,X1))),
% 0.15/5.57 inference(cnf_transformation,[status(thm)],[f141])).
% 0.15/5.57 fof(f150,plain,(
% 0.15/5.57 ![X0,X1,X2]: (intersection(X0,cross_product(X1,X2))=restrict(X0,X1,X2))),
% 0.15/5.57 inference(cnf_transformation,[status(thm)],[f28])).
% 0.15/5.57 fof(f245,plain,(
% 0.15/5.57 ~subclass(restrict(x,y,z),x)),
% 0.15/5.57 inference(cnf_transformation,[status(thm)],[f113])).
% 0.15/5.57 fof(f265,plain,(
% 0.15/5.57 ![X0,X1,X2,X3]: (~member(X0,restrict(X1,X2,X3))|member(X0,X1))),
% 0.15/5.57 inference(paramodulation,[status(thm)],[f150,f142])).
% 0.15/5.57 fof(f276,plain,(
% 0.15/5.57 ![X0,X1,X2,X3]: (member(not_subclass_element(restrict(X0,X1,X2),X3),X0)|subclass(restrict(X0,X1,X2),X3))),
% 0.15/5.57 inference(resolution,[status(thm)],[f265,f116])).
% 0.15/5.57 fof(f333,plain,(
% 0.15/5.57 ![X0,X1,X2]: (subclass(restrict(X0,X1,X2),X0)|subclass(restrict(X0,X1,X2),X0))),
% 0.15/5.57 inference(resolution,[status(thm)],[f276,f117])).
% 0.15/5.57 fof(f343,plain,(
% 0.15/5.57 ![X0,X1,X2]: (subclass(restrict(X0,X1,X2),X0))),
% 0.15/5.57 inference(duplicate_literals_removal,[status(thm)],[f333])).
% 0.15/5.57 fof(f344,plain,(
% 0.15/5.57 $false),
% 0.15/5.57 inference(backward_subsumption_resolution,[status(thm)],[f245,f343])).
% 0.15/5.57 % SZS output end CNFRefutation for theBenchmark.p
% 0.15/5.57 % Elapsed time: 0.170541 seconds
% 0.15/5.57 % CPU time: 1.052529 seconds
% 0.15/5.57 % Total memory used: 118.814 MB
% 0.15/5.57 % Net memory used: 117.148 MB
%------------------------------------------------------------------------------