%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SYN340-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n021.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Thu Jul 21 09:01:30 EDT 2022

% Result   : Unsatisfiable 0.13s 0.35s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    2
% Syntax   : Number of clauses     :    5 (   5 unt;   0 nHn;   3 RR)
%            Number of literals    :    5 (   0 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    3 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-5 aty)
%            Number of functors    :    1 (   1 usr;   0 con; 1-1 aty)
%            Number of variables   :    8 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(clause1,negated_conjecture,
    f(X,y(X),Z1,Z2,Z1) ).

cnf(clause2,negated_conjecture,
    ~ f(Z1,X,y(X),Z1,Z2) ).

cnf(refute_0_0,plain,
    f(X_4,y(X_4),y(y(X_4)),X_4,y(y(X_4))),
    inference(subst,[],[clause1:[bind(X,$fot(X_4)),bind(Z1,$fot(y(y(X_4)))),bind(Z2,$fot(X_4))]]) ).

cnf(refute_0_1,plain,
    ~ f(X_4,y(X_4),y(y(X_4)),X_4,y(y(X_4))),
    inference(subst,[],[clause2:[bind(X,$fot(y(X_4))),bind(Z1,$fot(X_4)),bind(Z2,$fot(y(y(X_4))))]]) ).

cnf(refute_0_2,plain,
    $false,
    inference(resolve,[$cnf( f(X_4,y(X_4),y(y(X_4)),X_4,y(y(X_4))) )],[refute_0_0,refute_0_1]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYN340-1 : TPTP v8.1.0. Released v1.2.0.
% 0.11/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.35  % Computer : n021.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Tue Jul 12 04:20:09 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  
% 0.13/0.35  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.13/0.35  
%------------------------------------------------------------------------------