%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SYN721-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n014.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 03:20:25 PM UTC 2026
% Result : Unsatisfiable 0.15s 0.45s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : SYN721-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.06 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.15/0.42 % Computer : n014.cluster.edu
% 0.15/0.42 % Model : x86_64 x86_64
% 0.15/0.42 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.42 % Memory : 8046.5625MB
% 0.15/0.42 % OS : Linux 6.8.0-71-generic
% 0.15/0.42 % CPULimit : 300
% 0.15/0.42 % WCLimit : 300
% 0.15/0.42 % DateTime : Mon Sep 21 11:13:06 UTC 2026
% 0.15/0.43 % CPUTime :
% 0.15/0.44 % Drodi V4.1.1
% 0.15/0.45 % Refutation found
% 0.15/0.45 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.15/0.45 % SZS output start CNFRefutation for theBenchmark
% 0.15/0.45 fof(f1,negated_conjecture,(
% 0.15/0.45 r(a,b) ),
% 0.15/0.45 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/0.45 fof(f2,negated_conjecture,(
% 0.15/0.45 (![A,B]: (( q(A,A)| ~ r(A,B) ) ))),
% 0.15/0.45 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/0.45 fof(f3,negated_conjecture,(
% 0.15/0.45 (![C,B,A]: (( r(C,B)| ~ q(A,B) ) ))),
% 0.15/0.45 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/0.45 fof(f4,negated_conjecture,(
% 0.15/0.45 (![A]: (( ~ q(A,a)| ~ r(b,A) ) ))),
% 0.15/0.45 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.15/0.45 fof(f5,plain,(
% 0.15/0.45 r(a,b)),
% 0.15/0.45 inference(cnf_transformation,[status(thm)],[f1])).
% 0.15/0.45 fof(f6,plain,(
% 0.15/0.45 ![A]: (q(A,A)|(![B]: ~r(A,B)))),
% 0.15/0.45 inference(miniscoping,[status(thm)],[f2])).
% 0.15/0.45 fof(f7,plain,(
% 0.15/0.45 ![X0,X1]: (q(X0,X0)|~r(X0,X1))),
% 0.15/0.45 inference(cnf_transformation,[status(thm)],[f6])).
% 0.15/0.45 fof(f8,plain,(
% 0.15/0.45 ![B]: ((![C]: r(C,B))|(![A]: ~q(A,B)))),
% 0.15/0.45 inference(miniscoping,[status(thm)],[f3])).
% 0.15/0.45 fof(f9,plain,(
% 0.15/0.45 ![X0,X1,X2]: (r(X0,X1)|~q(X2,X1))),
% 0.15/0.45 inference(cnf_transformation,[status(thm)],[f8])).
% 0.15/0.45 fof(f10,plain,(
% 0.15/0.45 ![X0]: (~q(X0,a)|~r(b,X0))),
% 0.15/0.45 inference(cnf_transformation,[status(thm)],[f4])).
% 0.15/0.45 fof(f11,plain,(
% 0.15/0.45 ![X0]: (~r(b,a)|~r(a,X0))),
% 0.15/0.45 inference(resolution,[status(thm)],[f10,f7])).
% 0.15/0.45 fof(f12,plain,(
% 0.15/0.45 ![X0,X1]: (~r(a,X0)|~q(X1,a))),
% 0.15/0.45 inference(resolution,[status(thm)],[f11,f9])).
% 0.15/0.45 fof(f13,plain,(
% 0.15/0.45 ![X0,X1]: (~r(a,X0)|~r(a,X1))),
% 0.15/0.45 inference(resolution,[status(thm)],[f12,f7])).
% 0.15/0.45 fof(f14,plain,(
% 0.15/0.45 ![X0]: (~r(a,X0))),
% 0.15/0.45 inference(resolution,[status(thm)],[f13,f5])).
% 0.15/0.45 fof(f17,plain,(
% 0.15/0.45 $false),
% 0.15/0.45 inference(backward_subsumption_resolution,[status(thm)],[f5,f14])).
% 0.15/0.45 % SZS output end CNFRefutation for theBenchmark.p
% 0.15/0.48 % Elapsed time: 0.048921 seconds
% 0.15/0.48 % CPU time: 0.130057 seconds
% 0.15/0.48 % Total memory used: 24.158 MB
% 0.15/0.48 % Net memory used: 23.905 MB
%------------------------------------------------------------------------------