%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SYN402+1 : TPTP v9.3.1. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n009.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 03:19:34 PM UTC 2026
% Result : Theorem 0.15s 0.40s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN402+1 : TPTP v9.3.1. Released v2.0.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.37 % Computer : n009.cluster.edu
% 0.12/0.37 % Model : x86_64 x86_64
% 0.12/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.37 % Memory : 8046.5625MB
% 0.12/0.37 % OS : Linux 6.8.0-71-generic
% 0.12/0.37 % CPULimit : 300
% 0.12/0.37 % WCLimit : 300
% 0.12/0.37 % DateTime : Mon Sep 21 10:53:27 UTC 2026
% 0.12/0.37 % CPUTime :
% 0.15/0.38 % Drodi V4.1.1
% 0.15/0.40 % Refutation found
% 0.15/0.40 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.15/0.40 % SZS output start CNFRefutation for theBenchmark
% 0.15/0.40 fof(f1,conjecture,(
% 0.15/0.40 (! [X] :( f(X)=> (? [Y] : f(Y) )) )),
% 0.15/0.40 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.15/0.40 fof(f2,negated_conjecture,(
% 0.15/0.40 ~((! [X] :( f(X)=> (? [Y] : f(Y) )) ))),
% 0.15/0.40 inference(negated_conjecture,[status(cth)],[f1])).
% 0.15/0.40 fof(f3,plain,(
% 0.15/0.40 (?[X]: (f(X)&(![Y]: ~f(Y))))),
% 0.15/0.40 inference(pre_NNF_transformation,[status(thm)],[f2])).
% 0.15/0.40 fof(f4,plain,(
% 0.15/0.40 (?[X]: f(X))&(![Y]: ~f(Y))),
% 0.15/0.40 inference(miniscoping,[status(thm)],[f3])).
% 0.15/0.40 fof(f5,plain,(
% 0.15/0.40 f(sK0_skl)&(![Y]: ~f(Y))),
% 0.15/0.40 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl]),skolemize(X,sK0_skl)],[f4])).
% 0.15/0.40 fof(f6,plain,(
% 0.15/0.40 f(sK0_skl)),
% 0.15/0.40 inference(cnf_transformation,[status(thm)],[f5])).
% 0.15/0.40 fof(f7,plain,(
% 0.15/0.40 ![X0]: (~f(X0))),
% 0.15/0.40 inference(cnf_transformation,[status(thm)],[f5])).
% 0.15/0.40 fof(f8,plain,(
% 0.15/0.40 $false),
% 0.15/0.40 inference(forward_subsumption_resolution,[status(thm)],[f6,f7])).
% 0.15/0.40 % SZS output end CNFRefutation for theBenchmark.p
% 0.15/0.42 % Elapsed time: 0.043626 seconds
% 0.15/0.42 % CPU time: 0.103715 seconds
% 0.15/0.42 % Total memory used: 16.362 MB
% 0.15/0.42 % Net memory used: 15.715 MB
%------------------------------------------------------------------------------