%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : REL049-1 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/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 02:03:46 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 : REL049-1 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.34 % Computer : n005.cluster.edu
% 0.09/0.34 % Model : x86_64 x86_64
% 0.09/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.34 % Memory : 8046.5625MB
% 0.09/0.34 % OS : Linux 6.8.0-71-generic
% 0.09/0.35 % CPULimit : 300
% 0.09/0.35 % WCLimit : 300
% 0.09/0.35 % DateTime : Mon Sep 21 04:08:47 UTC 2026
% 0.09/0.35 % CPUTime :
% 0.09/0.36 % 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(f2,axiom,(
% 0.13/0.36 (![A,B,C]: (join(A,join(B,C)) = join(join(A,B),C) ))),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f14,negated_conjecture,(
% 0.13/0.36 join(sk1,sk2) = sk2 ),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f15,negated_conjecture,(
% 0.13/0.36 join(sk3,sk2) = sk2 ),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f16,negated_conjecture,(
% 0.13/0.36 join(join(sk1,sk3),sk2) != sk2 ),
% 0.13/0.36 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.13/0.36 fof(f18,plain,(
% 0.13/0.36 ![X0,X1,X2]: (join(X0,join(X1,X2))=join(join(X0,X1),X2))),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f2])).
% 0.13/0.36 fof(f30,plain,(
% 0.13/0.36 join(sk1,sk2)=sk2),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f14])).
% 0.13/0.36 fof(f31,plain,(
% 0.13/0.36 join(sk3,sk2)=sk2),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f15])).
% 0.13/0.36 fof(f32,plain,(
% 0.13/0.36 ~join(join(sk1,sk3),sk2)=sk2),
% 0.13/0.36 inference(cnf_transformation,[status(thm)],[f16])).
% 0.13/0.36 fof(f37,plain,(
% 0.13/0.36 ~join(sk1,join(sk3,sk2))=sk2),
% 0.13/0.36 inference(forward_demodulation,[status(thm)],[f18,f32])).
% 0.13/0.36 fof(f38,plain,(
% 0.13/0.36 ~join(sk1,sk2)=sk2),
% 0.13/0.36 inference(forward_demodulation,[status(thm)],[f31,f37])).
% 0.13/0.36 fof(f39,plain,(
% 0.13/0.36 ~sk2=sk2),
% 0.13/0.36 inference(forward_demodulation,[status(thm)],[f30,f38])).
% 0.13/0.36 fof(f40,plain,(
% 0.13/0.36 $false),
% 0.13/0.36 inference(trivial_equality_resolution,[status(thm)],[f39])).
% 0.13/0.36 % SZS output end CNFRefutation for theBenchmark.p
% 0.13/0.38 % Elapsed time: 0.021287 seconds
% 0.13/0.38 % CPU time: 0.031127 seconds
% 0.13/0.38 % Total memory used: 896.640 KB
% 0.13/0.38 % Net memory used: 853.552 KB
%------------------------------------------------------------------------------