%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : PUZ008-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n012.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 02:00:14 PM UTC 2026
% Result : Unsatisfiable 0.03s 0.31s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : PUZ008-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.02 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.03/0.29 % Computer : n012.cluster.edu
% 0.03/0.29 % Model : x86_64 x86_64
% 0.03/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.03/0.29 % Memory : 8046.5625MB
% 0.03/0.29 % OS : Linux 6.8.0-71-generic
% 0.03/0.29 % CPULimit : 300
% 0.03/0.29 % WCLimit : 300
% 0.03/0.29 % DateTime : Mon Sep 21 03:44:37 UTC 2026
% 0.03/0.29 % CPUTime :
% 0.03/0.30 % Drodi V4.1.1
% 0.03/0.31 % Refutation found
% 0.03/0.31 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.03/0.31 % SZS output start CNFRefutation for theBenchmark
% 0.03/0.31 fof(f5,axiom,(
% 0.03/0.31 (![X,Y,Z,W]: (( ~ achievable(west(m(s(X)),c(Y)),boatonwest,east(m(Z),c(W)))| achievable(west(m(X),c(Y)),boatoneast,east(m(s(Z)),c(W))) ) ))),
% 0.03/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.31 fof(f13,axiom,(
% 0.03/0.31 (![X,Y,Z,W]: (achievable(west(X,Y),Z,east(m(s(W)),c(s(s(W))))) ))),
% 0.03/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.31 fof(f16,negated_conjecture,(
% 0.03/0.31 (![X]: (~ achievable(west(m(n0),c(n0)),X,east(m(s(s(s(n0)))),c(s(s(s(n0)))))) ))),
% 0.03/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.03/0.31 fof(f21,plain,(
% 0.03/0.31 ![X0,X1,X2,X3]: (~achievable(west(m(s(X0)),c(X1)),boatonwest,east(m(X2),c(X3)))|achievable(west(m(X0),c(X1)),boatoneast,east(m(s(X2)),c(X3))))),
% 0.03/0.31 inference(cnf_transformation,[status(thm)],[f5])).
% 0.03/0.31 fof(f29,plain,(
% 0.03/0.31 ![X0,X1,X2,X3]: (achievable(west(X0,X1),X2,east(m(s(X3)),c(s(s(X3))))))),
% 0.03/0.31 inference(cnf_transformation,[status(thm)],[f13])).
% 0.03/0.31 fof(f32,plain,(
% 0.03/0.31 ![X0]: (~achievable(west(m(n0),c(n0)),X0,east(m(s(s(s(n0)))),c(s(s(s(n0)))))))),
% 0.03/0.31 inference(cnf_transformation,[status(thm)],[f16])).
% 0.03/0.31 fof(f44,plain,(
% 0.03/0.31 ![X0,X1,X2]: (achievable(west(m(X0),c(X1)),boatoneast,east(m(s(s(X2))),c(s(s(X2))))))),
% 0.03/0.31 inference(resolution,[status(thm)],[f21,f29])).
% 0.03/0.31 fof(f45,plain,(
% 0.03/0.31 $false),
% 0.03/0.31 inference(resolution,[status(thm)],[f44,f32])).
% 0.03/0.31 % SZS output end CNFRefutation for theBenchmark.p
% 0.03/0.33 % Elapsed time: 0.032657 seconds
% 0.03/0.33 % CPU time: 0.073912 seconds
% 0.03/0.33 % Total memory used: 56.104 MB
% 0.03/0.33 % Net memory used: 55.811 MB
%------------------------------------------------------------------------------