%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SET117+1 : TPTP v9.3.1. Bugfixed v5.4.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n010.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 02:11:36 PM UTC 2026
% Result : Theorem 0.13s 0.41s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SET117+1 : TPTP v9.3.1. Bugfixed v5.4.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.36 % Computer : n010.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.36 % WCLimit : 300
% 0.10/0.36 % DateTime : Mon Sep 21 04:54:54 UTC 2026
% 0.10/0.36 % CPUTime :
% 0.13/0.38 % Drodi V4.1.1
% 0.13/0.41 % Refutation found
% 0.13/0.41 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.13/0.41 % SZS output start CNFRefutation for theBenchmark
% 0.13/0.41 fof(f5,axiom,(
% 0.13/0.41 (! [X,Y] : member(unordered_pair(X,Y),universal_class) )),
% 0.13/0.41 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.41 fof(f7,axiom,(
% 0.13/0.41 (! [X,Y] : ordered_pair(X,Y) = unordered_pair(singleton(X),unordered_pair(X,singleton(Y))) )),
% 0.13/0.41 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.41 fof(f44,conjecture,(
% 0.13/0.41 (! [X] :( ordered_pair(first(X),second(X)) = X=> member(X,universal_class) ) )),
% 0.13/0.41 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.41 fof(f45,negated_conjecture,(
% 0.13/0.41 ~((! [X] :( ordered_pair(first(X),second(X)) = X=> member(X,universal_class) ) ))),
% 0.13/0.41 inference(negated_conjecture,[status(cth)],[f44])).
% 0.13/0.41 fof(f65,plain,(
% 0.13/0.41 ![X0,X1]: (member(unordered_pair(X0,X1),universal_class))),
% 0.13/0.41 inference(cnf_transformation,[status(thm)],[f5])).
% 0.13/0.41 fof(f67,plain,(
% 0.13/0.41 ![X0,X1]: (ordered_pair(X0,X1)=unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))))),
% 0.13/0.41 inference(cnf_transformation,[status(thm)],[f7])).
% 0.13/0.41 fof(f191,plain,(
% 0.13/0.41 (?[X]: (ordered_pair(first(X),second(X))=X&~member(X,universal_class)))),
% 0.13/0.41 inference(pre_NNF_transformation,[status(thm)],[f45])).
% 0.13/0.41 fof(f192,plain,(
% 0.13/0.41 (ordered_pair(first(sK7_skl),second(sK7_skl))=sK7_skl&~member(sK7_skl,universal_class))),
% 0.13/0.41 inference(skolemize,[status(esa),new_symbols(skolem,[sK7_skl]),skolemize(X,sK7_skl)],[f191])).
% 0.13/0.41 fof(f193,plain,(
% 0.13/0.41 ordered_pair(first(sK7_skl),second(sK7_skl))=sK7_skl),
% 0.13/0.41 inference(cnf_transformation,[status(thm)],[f192])).
% 0.13/0.41 fof(f194,plain,(
% 0.13/0.41 ~member(sK7_skl,universal_class)),
% 0.13/0.41 inference(cnf_transformation,[status(thm)],[f192])).
% 0.13/0.41 fof(f504,plain,(
% 0.13/0.41 ![X0,X1]: (member(ordered_pair(X0,X1),universal_class))),
% 0.13/0.41 inference(paramodulation,[status(thm)],[f67,f65])).
% 0.13/0.41 fof(f524,plain,(
% 0.13/0.41 member(sK7_skl,universal_class)),
% 0.13/0.41 inference(paramodulation,[status(thm)],[f193,f504])).
% 0.13/0.41 fof(f525,plain,(
% 0.13/0.41 $false),
% 0.13/0.41 inference(forward_subsumption_resolution,[status(thm)],[f524,f194])).
% 0.13/0.41 % SZS output end CNFRefutation for theBenchmark.p
% 0.13/0.45 % Elapsed time: 0.069484 seconds
% 0.13/0.45 % CPU time: 0.208101 seconds
% 0.13/0.45 % Total memory used: 105.923 MB
% 0.13/0.45 % Net memory used: 105.748 MB
%------------------------------------------------------------------------------