%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : GRP161-1 : TPTP v9.3.1. Bugfixed v1.2.1.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n006.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 12:36:07 PM UTC 2026
% Result : Unsatisfiable 0.03s 0.37s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GRP161-1 : TPTP v9.3.1. Bugfixed v1.2.1.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.36 % Computer : n006.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 : Sun Sep 20 20:02:27 UTC 2026
% 0.03/0.36 % CPUTime :
% 0.03/0.37 % Drodi V4.1.1
% 0.03/0.37 % Refutation found
% 0.03/0.37 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.03/0.37 % SZS output start CNFRefutation for theBenchmark
% 0.03/0.37 fof(f9,axiom,(
% 0.03/0.37 (![X]: (greatest_lower_bound(X,X) = X ))),
% 0.03/0.37 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.03/0.37 fof(f16,negated_conjecture,(
% 0.03/0.37 greatest_lower_bound(a,a) != a ),
% 0.03/0.37 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.03/0.37 fof(f25,plain,(
% 0.03/0.37 ![X0]: (greatest_lower_bound(X0,X0)=X0)),
% 0.03/0.37 inference(cnf_transformation,[status(thm)],[f9])).
% 0.03/0.37 fof(f32,plain,(
% 0.03/0.37 ~greatest_lower_bound(a,a)=a),
% 0.03/0.37 inference(cnf_transformation,[status(thm)],[f16])).
% 0.03/0.37 fof(f33,definition,(
% 0.03/0.37 sF0_fnc=greatest_lower_bound(a,a)),
% 0.03/0.37 introduced(definition,[new_symbols(definition,[sF0_fnc])],[function_definition])).
% 0.03/0.37 fof(f34,plain,(
% 0.03/0.37 ~sF0_fnc=a),
% 0.03/0.37 inference(definition_folding,[],[f32,f33])).
% 0.03/0.37 fof(f35,plain,(
% 0.03/0.37 sF0_fnc=a),
% 0.03/0.37 inference(forward_demodulation,[status(thm)],[f25,f33])).
% 0.03/0.37 fof(f36,plain,(
% 0.03/0.37 ~a=a),
% 0.03/0.37 inference(forward_demodulation,[status(thm)],[f35,f34])).
% 0.03/0.37 fof(f37,plain,(
% 0.03/0.37 $false),
% 0.03/0.37 inference(trivial_equality_resolution,[status(thm)],[f36])).
% 0.03/0.37 % SZS output end CNFRefutation for theBenchmark.p
% 0.03/0.39 % Elapsed time: 0.022075 seconds
% 0.03/0.39 % CPU time: 0.022755 seconds
% 0.03/0.39 % Total memory used: 212.288 KB
% 0.03/0.39 % Net memory used: 211.760 KB
%------------------------------------------------------------------------------