TSTP Solution File: KRS127+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : KRS127+1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n027.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 : Sun Jul 17 03:18:49 EDT 2022

% Result   : Unsatisfiable 0.15s 0.38s
% Output   : CNFRefutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   61 (  15 unt;   0 def)
%            Number of atoms       :  166 (  22 equ)
%            Maximal formula atoms :   30 (   2 avg)
%            Number of connectives :  195 (  90   ~;  76   |;  18   &)
%                                         (   9 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   18 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    9 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   1 con; 0-1 aty)
%            Number of variables   :   68 (   1 sgn  39   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(axiom_2,axiom,
    ! [X] :
      ( cUnsatisfiable(X)
    <=> ( ? [Y] :
            ( rr(X,Y)
            & cc(Y) )
        & ? [Y] :
            ( rr(X,Y)
            & cd(Y) )
        & ! [Y1,Y2] :
            ( ( rr(X,Y1)
              & rr(X,Y2) )
           => Y1 = Y2 ) ) ) ).

fof(axiom_3,axiom,
    ! [X] :
      ( cc(X)
     => cdxcomp(X) ) ).

fof(axiom_4,axiom,
    ! [X] :
      ( cd(X)
    <=> ~ ? [Y] : ra_Px1(X,Y) ) ).

fof(axiom_5,axiom,
    ! [X] :
      ( cdxcomp(X)
    <=> ? [Y1] : ra_Px1(X,Y1) ) ).

fof(axiom_6,axiom,
    cUnsatisfiable(i2003_11_14_17_22_27794) ).

fof(normalize_0_0,plain,
    ! [X] :
      ( ~ cc(X)
      | cdxcomp(X) ),
    inference(canonicalize,[],[axiom_3]) ).

fof(normalize_0_1,plain,
    ! [X] :
      ( ~ cc(X)
      | cdxcomp(X) ),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    cUnsatisfiable(i2003_11_14_17_22_27794),
    inference(canonicalize,[],[axiom_6]) ).

fof(normalize_0_3,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
    <=> ( ? [Y1,Y2] :
            ( Y1 != Y2
            & rr(X,Y1)
            & rr(X,Y2) )
        | ! [Y] :
            ( ~ cc(Y)
            | ~ rr(X,Y) )
        | ! [Y] :
            ( ~ cd(Y)
            | ~ rr(X,Y) ) ) ),
    inference(canonicalize,[],[axiom_2]) ).

fof(normalize_0_4,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
    <=> ( ? [Y1,Y2] :
            ( Y1 != Y2
            & rr(X,Y1)
            & rr(X,Y2) )
        | ! [Y] :
            ( ~ cc(Y)
            | ~ rr(X,Y) )
        | ! [Y] :
            ( ~ cd(Y)
            | ~ rr(X,Y) ) ) ),
    inference(specialize,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    ! [X,Y,Y0,Y1,Y2] :
      ( ( ~ cUnsatisfiable(X)
        | cc(skolemFOFtoCNF_Y_1(X)) )
      & ( ~ cUnsatisfiable(X)
        | cd(skolemFOFtoCNF_Y(X)) )
      & ( ~ cUnsatisfiable(X)
        | rr(X,skolemFOFtoCNF_Y(X)) )
      & ( ~ cUnsatisfiable(X)
        | rr(X,skolemFOFtoCNF_Y_1(X)) )
      & ( ~ cUnsatisfiable(X)
        | ~ rr(X,Y1)
        | ~ rr(X,Y2)
        | Y1 = Y2 )
      & ( skolemFOFtoCNF_Y0(X) != skolemFOFtoCNF_Y1(X)
        | ~ cc(Y)
        | ~ cd(Y0)
        | ~ rr(X,Y)
        | ~ rr(X,Y0)
        | cUnsatisfiable(X) )
      & ( ~ cc(Y)
        | ~ cd(Y0)
        | ~ rr(X,Y)
        | ~ rr(X,Y0)
        | cUnsatisfiable(X)
        | rr(X,skolemFOFtoCNF_Y0(X)) )
      & ( ~ cc(Y)
        | ~ cd(Y0)
        | ~ rr(X,Y)
        | ~ rr(X,Y0)
        | cUnsatisfiable(X)
        | rr(X,skolemFOFtoCNF_Y1(X)) ) ),
    inference(clausify,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
      | cc(skolemFOFtoCNF_Y_1(X)) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ! [X] :
      ( ~ cdxcomp(X)
    <=> ! [Y1] : ~ ra_Px1(X,Y1) ),
    inference(canonicalize,[],[axiom_5]) ).

fof(normalize_0_8,plain,
    ! [X] :
      ( ~ cdxcomp(X)
    <=> ! [Y1] : ~ ra_Px1(X,Y1) ),
    inference(specialize,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [X,Y1] :
      ( ( ~ cdxcomp(X)
        | ra_Px1(X,skolemFOFtoCNF_Y0_1(X)) )
      & ( ~ ra_Px1(X,Y1)
        | cdxcomp(X) ) ),
    inference(clausify,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [X] :
      ( ~ cdxcomp(X)
      | ra_Px1(X,skolemFOFtoCNF_Y0_1(X)) ),
    inference(conjunct,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    ! [X] :
      ( ~ cd(X)
    <=> ? [Y] : ra_Px1(X,Y) ),
    inference(canonicalize,[],[axiom_4]) ).

fof(normalize_0_12,plain,
    ! [X] :
      ( ~ cd(X)
    <=> ? [Y] : ra_Px1(X,Y) ),
    inference(specialize,[],[normalize_0_11]) ).

fof(normalize_0_13,plain,
    ! [X,Y] :
      ( ( ~ cd(X)
        | ~ ra_Px1(X,Y) )
      & ( cd(X)
        | ra_Px1(X,skolemFOFtoCNF_Y_2(X)) ) ),
    inference(clausify,[],[normalize_0_12]) ).

fof(normalize_0_14,plain,
    ! [X,Y] :
      ( ~ cd(X)
      | ~ ra_Px1(X,Y) ),
    inference(conjunct,[],[normalize_0_13]) ).

fof(normalize_0_15,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
      | rr(X,skolemFOFtoCNF_Y_1(X)) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_16,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
      | rr(X,skolemFOFtoCNF_Y(X)) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_17,plain,
    ! [X,Y1,Y2] :
      ( ~ cUnsatisfiable(X)
      | ~ rr(X,Y1)
      | ~ rr(X,Y2)
      | Y1 = Y2 ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_18,plain,
    ! [X] :
      ( ~ cUnsatisfiable(X)
      | cd(skolemFOFtoCNF_Y(X)) ),
    inference(conjunct,[],[normalize_0_5]) ).

cnf(refute_0_0,plain,
    ( ~ cc(X)
    | cdxcomp(X) ),
    inference(canonicalize,[],[normalize_0_1]) ).

cnf(refute_0_1,plain,
    ( ~ cc(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))
    | cdxcomp(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)))]]) ).

cnf(refute_0_2,plain,
    cUnsatisfiable(i2003_11_14_17_22_27794),
    inference(canonicalize,[],[normalize_0_2]) ).

cnf(refute_0_3,plain,
    ( ~ cUnsatisfiable(X)
    | cc(skolemFOFtoCNF_Y_1(X)) ),
    inference(canonicalize,[],[normalize_0_6]) ).

cnf(refute_0_4,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | cc(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),
    inference(subst,[],[refute_0_3:[bind(X,$fot(i2003_11_14_17_22_27794))]]) ).

cnf(refute_0_5,plain,
    cc(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cUnsatisfiable(i2003_11_14_17_22_27794) )],[refute_0_2,refute_0_4]) ).

cnf(refute_0_6,plain,
    cdxcomp(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cc(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) )],[refute_0_5,refute_0_1]) ).

cnf(refute_0_7,plain,
    ( ~ cdxcomp(X)
    | ra_Px1(X,skolemFOFtoCNF_Y0_1(X)) ),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_8,plain,
    ( ~ cdxcomp(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))
    | ra_Px1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y0_1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))) ),
    inference(subst,[],[refute_0_7:[bind(X,$fot(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)))]]) ).

cnf(refute_0_9,plain,
    ra_Px1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y0_1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))),
    inference(resolve,[$cnf( cdxcomp(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) )],[refute_0_6,refute_0_8]) ).

cnf(refute_0_10,plain,
    ( ~ cd(X)
    | ~ ra_Px1(X,Y) ),
    inference(canonicalize,[],[normalize_0_14]) ).

cnf(refute_0_11,plain,
    ( ~ cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))
    | ~ ra_Px1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y0_1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))) ),
    inference(subst,[],[refute_0_10:[bind(X,$fot(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))),bind(Y,$fot(skolemFOFtoCNF_Y0_1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))))]]) ).

cnf(refute_0_12,plain,
    ~ cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( ra_Px1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y0_1(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))) )],[refute_0_9,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( ~ cUnsatisfiable(X)
    | rr(X,skolemFOFtoCNF_Y_1(X)) ),
    inference(canonicalize,[],[normalize_0_15]) ).

cnf(refute_0_14,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),
    inference(subst,[],[refute_0_13:[bind(X,$fot(i2003_11_14_17_22_27794))]]) ).

cnf(refute_0_15,plain,
    rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cUnsatisfiable(i2003_11_14_17_22_27794) )],[refute_0_2,refute_0_14]) ).

cnf(refute_0_16,plain,
    ( ~ cUnsatisfiable(X)
    | rr(X,skolemFOFtoCNF_Y(X)) ),
    inference(canonicalize,[],[normalize_0_16]) ).

cnf(refute_0_17,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)) ),
    inference(subst,[],[refute_0_16:[bind(X,$fot(i2003_11_14_17_22_27794))]]) ).

cnf(refute_0_18,plain,
    rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cUnsatisfiable(i2003_11_14_17_22_27794) )],[refute_0_2,refute_0_17]) ).

cnf(refute_0_19,plain,
    ( ~ cUnsatisfiable(X)
    | ~ rr(X,Y1)
    | ~ rr(X,Y2)
    | Y1 = Y2 ),
    inference(canonicalize,[],[normalize_0_17]) ).

cnf(refute_0_20,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | ~ rr(i2003_11_14_17_22_27794,X_19)
    | ~ rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))
    | skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) = X_19 ),
    inference(subst,[],[refute_0_19:[bind(X,$fot(i2003_11_14_17_22_27794)),bind(Y1,$fot(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))),bind(Y2,$fot(X_19))]]) ).

cnf(refute_0_21,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | ~ rr(i2003_11_14_17_22_27794,X_19)
    | skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) = X_19 ),
    inference(resolve,[$cnf( rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)) )],[refute_0_18,refute_0_20]) ).

cnf(refute_0_22,plain,
    ( ~ rr(i2003_11_14_17_22_27794,X_19)
    | skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) = X_19 ),
    inference(resolve,[$cnf( cUnsatisfiable(i2003_11_14_17_22_27794) )],[refute_0_2,refute_0_21]) ).

cnf(refute_0_23,plain,
    ( ~ rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794))
    | skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) = skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794) ),
    inference(subst,[],[refute_0_22:[bind(X_19,$fot(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)))]]) ).

cnf(refute_0_24,plain,
    skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) = skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),
    inference(resolve,[$cnf( rr(i2003_11_14_17_22_27794,skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) )],[refute_0_15,refute_0_23]) ).

cnf(refute_0_25,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_26,plain,
    ( X0 != X0
    | X0 != Y3
    | Y3 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y3)]]) ).

cnf(refute_0_27,plain,
    ( X0 != Y3
    | Y3 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_25,refute_0_26]) ).

cnf(refute_0_28,plain,
    ( skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) != skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)
    | skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794) = skolemFOFtoCNF_Y(i2003_11_14_17_22_27794) ),
    inference(subst,[],[refute_0_27:[bind(X0,$fot(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))),bind(Y3,$fot(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)))]]) ).

cnf(refute_0_29,plain,
    skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794) = skolemFOFtoCNF_Y(i2003_11_14_17_22_27794),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) )],[refute_0_24,refute_0_28]) ).

cnf(refute_0_30,plain,
    ( skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794) != skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)
    | ~ cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))
    | cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),
    introduced(tautology,[equality,[$cnf( ~ cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),[0],$fot(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))]]) ).

cnf(refute_0_31,plain,
    ( ~ cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794))
    | cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) ),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794),skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)) )],[refute_0_29,refute_0_30]) ).

cnf(refute_0_32,plain,
    ~ cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cd(skolemFOFtoCNF_Y_1(i2003_11_14_17_22_27794)) )],[refute_0_31,refute_0_12]) ).

cnf(refute_0_33,plain,
    ( ~ cUnsatisfiable(X)
    | cd(skolemFOFtoCNF_Y(X)) ),
    inference(canonicalize,[],[normalize_0_18]) ).

cnf(refute_0_34,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_27794)
    | cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)) ),
    inference(subst,[],[refute_0_33:[bind(X,$fot(i2003_11_14_17_22_27794))]]) ).

cnf(refute_0_35,plain,
    cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)),
    inference(resolve,[$cnf( cUnsatisfiable(i2003_11_14_17_22_27794) )],[refute_0_2,refute_0_34]) ).

cnf(refute_0_36,plain,
    $false,
    inference(resolve,[$cnf( cd(skolemFOFtoCNF_Y(i2003_11_14_17_22_27794)) )],[refute_0_35,refute_0_32]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : KRS127+1 : TPTP v8.1.0. Released v3.1.0.
% 0.08/0.15  % Command  : metis --show proof --show saturation %s
% 0.15/0.36  % Computer : n027.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Tue Jun  7 09:16:40 EDT 2022
% 0.15/0.36  % CPUTime  : 
% 0.15/0.37  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.15/0.38  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/0.38  
% 0.15/0.38  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.15/0.38  
%------------------------------------------------------------------------------