%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SYN346+1 : TPTP v9.3.1. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n005.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 03:19:26 PM UTC 2026
% Result : Theorem 0.09s 0.40s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN346+1 : TPTP v9.3.1. Released v2.0.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.37 % Computer : n005.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Mon Sep 21 10:50:51 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.38 % Drodi V4.1.1
% 0.09/0.40 % Refutation found
% 0.09/0.40 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.09/0.40 % SZS output start CNFRefutation for theBenchmark
% 0.09/0.40 fof(f1,conjecture,(
% 0.09/0.40 (! [X1,X2] :(? [Y1,Y2] :(! [Z1,Z2] :( big_f(X2,Z1)=> ( big_f(Y1,Z2)=> ( ( big_f(Y1,Z1)& big_f(Y2,Z1) )| ( big_f(X2,Z2)& big_f(Y2,Z2) ) ) ) ) )))),
% 0.09/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.09/0.40 fof(f2,negated_conjecture,(
% 0.09/0.40 ~((! [X1,X2] :(? [Y1,Y2] :(! [Z1,Z2] :( big_f(X2,Z1)=> ( big_f(Y1,Z2)=> ( ( big_f(Y1,Z1)& big_f(Y2,Z1) )| ( big_f(X2,Z2)& big_f(Y2,Z2) ) ) ) ) ))))),
% 0.09/0.40 inference(negated_conjecture,[status(cth)],[f1])).
% 0.09/0.40 fof(f3,plain,(
% 0.09/0.40 (?[X1,X2]: ![Y1,Y2]: ?[Z1,Z2]: (big_f(X2,Z1)&(big_f(Y1,Z2)&((~big_f(Y1,Z1)|~big_f(Y2,Z1))&(~big_f(X2,Z2)|~big_f(Y2,Z2))))))),
% 0.09/0.40 inference(pre_NNF_transformation,[status(thm)],[f2])).
% 0.09/0.40 fof(f4,plain,(
% 0.09/0.40 ?[X2]: ![Y1,Y2]: ?[Z1]: (big_f(X2,Z1)&(?[Z2]: (big_f(Y1,Z2)&((~big_f(Y1,Z1)|~big_f(Y2,Z1))&(~big_f(X2,Z2)|~big_f(Y2,Z2))))))),
% 0.09/0.40 inference(miniscoping,[status(thm)],[f3])).
% 0.09/0.40 fof(f5,plain,(
% 0.09/0.40 ![Y1,Y2]: (big_f(sK0_skl,sK1_skl(Y2,Y1))&(big_f(Y1,sK2_skl(Y2,Y1))&((~big_f(Y1,sK1_skl(Y2,Y1))|~big_f(Y2,sK1_skl(Y2,Y1)))&(~big_f(sK0_skl,sK2_skl(Y2,Y1))|~big_f(Y2,sK2_skl(Y2,Y1))))))),
% 0.09/0.40 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl,sK1_skl,sK2_skl]),skolemize(X2,sK0_skl),skolemize(Z1,sK1_skl(Y2,Y1)),skolemize(Z2,sK2_skl(Y2,Y1))],[f4])).
% 0.09/0.40 fof(f6,plain,(
% 0.09/0.40 ![X0,X1]: (big_f(sK0_skl,sK1_skl(X0,X1)))),
% 0.09/0.40 inference(cnf_transformation,[status(thm)],[f5])).
% 0.09/0.40 fof(f8,plain,(
% 0.09/0.40 ![X0,X1]: (~big_f(X0,sK1_skl(X1,X0))|~big_f(X1,sK1_skl(X1,X0)))),
% 0.09/0.40 inference(cnf_transformation,[status(thm)],[f5])).
% 0.09/0.40 fof(f10,plain,(
% 0.09/0.40 ![X0]: (~big_f(X0,sK1_skl(sK0_skl,X0)))),
% 0.09/0.40 inference(resolution,[status(thm)],[f8,f6])).
% 0.09/0.40 fof(f11,plain,(
% 0.09/0.40 $false),
% 0.09/0.40 inference(resolution,[status(thm)],[f10,f6])).
% 0.09/0.40 % SZS output end CNFRefutation for theBenchmark.p
% 0.09/0.43 % Elapsed time: 0.048837 seconds
% 0.09/0.43 % CPU time: 0.140592 seconds
% 0.09/0.43 % Total memory used: 55.285 MB
% 0.09/0.43 % Net memory used: 54.668 MB
%------------------------------------------------------------------------------