%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : COL058-2 : 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 : n019.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 12:09:01 PM UTC 2026
% Result : Unsatisfiable 0.13s 0.36s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : COL058-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.34 % Computer : n019.cluster.edu
% 0.08/0.34 % Model : x86_64 x86_64
% 0.08/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.34 % Memory : 8046.5625MB
% 0.08/0.34 % OS : Linux 6.8.0-71-generic
% 0.08/0.34 % CPULimit : 300
% 0.08/0.34 % WCLimit : 300
% 0.08/0.34 % DateTime : Mon Sep 21 14:07:34 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.08/0.35 % Drodi V4.1.1
% 0.13/0.36 % Refutation found
% 0.13/0.36 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.13/0.36 % SZS output start CNFRefutation for theBenchmark
% 0.13/0.36 fof(f1,axiom,(
% 0.13/0.36 (![X1,X2]: (response(response(lark,X1),X2) = response(X1,response(X2,X2)) ))),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f2,negated_conjecture,(
% 0.13/0.36 response(response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark))),response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))) != response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark))) ),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f3,plain,(
% 0.13/0.36 ![X0,X1]: (response(response(lark,X0),X1)=response(X0,response(X1,X1)))),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f1])).
% 0.13/0.36 fof(f4,plain,(
% 0.13/0.36 ~response(response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark))),response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark))))=response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f2])).
% 0.13/0.36 fof(f29,plain,(
% 0.13/0.36 ![X0,X1]: (response(response(lark,X0),response(X1,X1))=response(X0,response(response(lark,response(X1,X1)),X1)))),
% 0.13/0.36 inference(paramodulation,[status(thm)],[f3,f3])).
% 0.13/0.36 fof(f32,plain,(
% 0.13/0.36 ~response(response(lark,response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))),response(response(lark,response(lark,lark)),response(lark,response(lark,lark))))=response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))),
% 0.13/0.36 inference(backward_demodulation,[status(thm)],[f29,f4])).
% 0.13/0.36 fof(f34,plain,(
% 0.13/0.36 ~response(response(response(lark,lark),response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(response(lark,response(lark,lark)),response(lark,response(lark,lark))))=response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))),
% 0.13/0.36 inference(forward_demodulation,[status(thm)],[f29,f32])).
% 0.13/0.36 fof(f36,plain,(
% 0.13/0.36 ~response(response(response(lark,response(lark,lark)),response(lark,response(lark,lark))),response(response(lark,response(lark,lark)),response(lark,response(lark,lark))))=response(response(lark,response(response(lark,response(lark,lark)),response(lark,response(lark,lark)))),response(lark,response(lark,lark)))),
% 0.13/0.36 inference(paramodulation,[status(thm)],[f3,f34])).
% 0.13/0.36 fof(f37,plain,(
% 0.13/0.36 $false),
% 0.13/0.36 inference(forward_subsumption_resolution,[status(thm)],[f36,f3])).
% 0.13/0.36 % SZS output end CNFRefutation for theBenchmark.p
% 1.28/1.59 % Elapsed time: 1.026288 seconds
% 1.28/1.59 % CPU time: 0.032516 seconds
% 1.28/1.59 % Total memory used: 976.960 KB
% 1.28/1.59 % Net memory used: 900.416 KB
%------------------------------------------------------------------------------