%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SET025-8 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n020.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 02:11:15 PM UTC 2026
% Result : Unsatisfiable 0.12s 0.43s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SET025-8 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.38 % Computer : n020.cluster.edu
% 0.12/0.38 % Model : x86_64 x86_64
% 0.12/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.38 % Memory : 8046.5625MB
% 0.12/0.38 % OS : Linux 6.8.0-71-generic
% 0.12/0.38 % CPULimit : 300
% 0.12/0.38 % WCLimit : 300
% 0.12/0.38 % DateTime : Mon Sep 21 04:45:02 UTC 2026
% 0.12/0.38 % CPUTime :
% 0.12/0.40 % Drodi V4.1.1
% 0.12/0.43 % Refutation found
% 0.12/0.43 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.12/0.43 % SZS output start CNFRefutation for theBenchmark
% 0.12/0.43 fof(f13,axiom,(
% 0.12/0.43 (![X]: (( ~ ordered_pair_predicate(X)| X = ordered_pair(f2(X),f3(X)) ) ))),
% 0.12/0.43 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.12/0.43 fof(f151,axiom,(
% 0.12/0.43 (![X,Y]: (little_set(ordered_pair(X,Y)) ))),
% 0.12/0.43 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.12/0.43 fof(f152,hypothesis,(
% 0.12/0.43 ordered_pair_predicate(a) ),
% 0.12/0.43 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.12/0.43 fof(f153,negated_conjecture,(
% 0.12/0.43 ~ little_set(a) ),
% 0.12/0.43 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.12/0.43 fof(f170,plain,(
% 0.12/0.43 ![X0]: (~ordered_pair_predicate(X0)|X0=ordered_pair(f2(X0),f3(X0)))),
% 0.12/0.43 inference(cnf_transformation,[status(thm)],[f13])).
% 0.12/0.43 fof(f343,plain,(
% 0.12/0.43 ![X0,X1]: (little_set(ordered_pair(X0,X1)))),
% 0.12/0.43 inference(cnf_transformation,[status(thm)],[f151])).
% 0.12/0.43 fof(f344,plain,(
% 0.12/0.43 ordered_pair_predicate(a)),
% 0.12/0.43 inference(cnf_transformation,[status(thm)],[f152])).
% 0.12/0.43 fof(f345,plain,(
% 0.12/0.43 ~little_set(a)),
% 0.12/0.43 inference(cnf_transformation,[status(thm)],[f153])).
% 0.12/0.43 fof(f574,plain,(
% 0.12/0.43 a=ordered_pair(f2(a),f3(a))),
% 0.12/0.43 inference(resolution,[status(thm)],[f170,f344])).
% 0.12/0.43 fof(f628,plain,(
% 0.12/0.43 little_set(a)),
% 0.12/0.43 inference(paramodulation,[status(thm)],[f574,f343])).
% 0.12/0.43 fof(f629,plain,(
% 0.12/0.43 $false),
% 0.12/0.43 inference(forward_subsumption_resolution,[status(thm)],[f628,f345])).
% 0.12/0.43 % SZS output end CNFRefutation for theBenchmark.p
% 0.12/0.47 % Elapsed time: 0.074344 seconds
% 0.12/0.47 % CPU time: 0.202102 seconds
% 0.12/0.47 % Total memory used: 107.520 MB
% 0.12/0.47 % Net memory used: 107.422 MB
%------------------------------------------------------------------------------