%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : SYN338-1 : TPTP v9.3.1. Released v1.2.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -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 03:15:48 PM UTC 2026
% Result : Unsatisfiable 0.04s 0.31s
% Output : CNFRefutation 0.04s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 2
% Syntax : Number of formulae : 5 ( 5 unt; 0 def)
% Number of atoms : 5 ( 0 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 2 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 1 ( 1 usr; 0 con; 1-1 aty)
% Number of variables : 6 ( 6 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,negated_conjecture,
! [Z,X] : f(Z,X),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f3,negated_conjecture,
! [X] : ~ f(y(X),y(X)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f5,plain,
! [X0,X1] : f(X0,X1),
inference(cnf_transformation,[status(thm)],[f2]) ).
fof(f6,plain,
! [X0] : ~ f(y(X0),y(X0)),
inference(cnf_transformation,[status(thm)],[f3]) ).
fof(f7,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f6,f5]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : SYN338-1 : TPTP v9.3.1. Released v1.2.0.
% 0.00/0.02 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.04/0.29 % Computer : n012.cluster.edu
% 0.04/0.29 % Model : x86_64 x86_64
% 0.04/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.04/0.29 % Memory : 8046.5625MB
% 0.04/0.29 % OS : Linux 6.8.0-71-generic
% 0.04/0.29 % CPULimit : 300
% 0.04/0.29 % WCLimit : 300
% 0.04/0.29 % DateTime : Mon Sep 21 10:50:07 UTC 2026
% 0.04/0.29 % CPUTime :
% 0.04/0.30 % Drodi V4.1.1
% 0.04/0.31 % Refutation found
% 0.04/0.31 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.04/0.31 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.04/0.32 % Elapsed time: 0.021094 seconds
% 0.04/0.32 % CPU time: 0.050920 seconds
% 0.04/0.32 % Total memory used: 12.784 MB
% 0.04/0.32 % Net memory used: 12.295 MB
%------------------------------------------------------------------------------