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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWV469+1 : TPTP v9.3.1. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n015.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 02:48:00 PM UTC 2026

% Result   : Theorem 0.14s 0.83s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   56 (  20 unt;   0 def)
%            Number of atoms       :  684 ( 300 equ)
%            Maximal formula atoms :  108 (  12 avg)
%            Number of connectives : 1014 ( 386   ~; 306   |; 265   &)
%                                         (   3 <=>;  54  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   37 (   7 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   26 (  26 usr;  17 con; 0-3 aty)
%            Number of variables   :  284 ( 271   !;  13   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [P] : leq(s(zero),host(P)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f47,axiom,
    ! [X,Y,Q] :
      ( elem(X,cons(Y,Q))
    <=> ( elem(X,Q)
        | X = Y ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f60,axiom,
    ! [X] : leq(X,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f61,axiom,
    ! [X,Y] :
      ( leq(Y,X)
      | leq(X,Y) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f62,axiom,
    ! [X,Y] :
      ( ( leq(Y,X)
        & leq(X,Y) )
    <=> X = Y ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f65,axiom,
    ! [X,Y] :
      ( leq(X,s(Y))
    <=> ( leq(X,Y)
        | X = s(Y) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f67,conjecture,
    ! [V,W,X,Y] :
      ( ( queue(host(X)) = cons(m_Down(Y),V)
        & ! [Z,Pid20,Pid0] :
            ( ( index(status,host(Pid0)) = elec_1
              & elem(m_Down(Pid20),queue(host(Pid0)))
              & ~ leq(host(Pid0),host(Z))
              & ! [V0] :
                  ( ( leq(s(zero),V0)
                    & ~ leq(host(Pid0),V0) )
                 => ( V0 = host(Pid20)
                    | setIn(V0,index(down,host(Pid0))) ) ) )
           => ~ ( index(status,host(Z)) = norm
                & index(ldr,host(Z)) = host(Z)
                & setIn(Z,alive) ) )
        & ! [Z,Pid20,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & host(Pid20) = host(Z)
              & elem(m_Down(Pid20),queue(host(Pid0)))
              & setIn(Pid0,alive) )
           => ~ ( index(status,host(Z)) = norm
                & index(ldr,host(Z)) = host(Z)
                & setIn(Z,alive) ) )
        & ! [Z,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & index(status,host(Z)) = elec_2
              & setIn(Pid0,alive)
              & setIn(Z,alive)
              & ~ leq(host(Z),host(Pid0)) )
           => ~ leq(index(pendack,host(Z)),index(pendack,host(Pid0))) )
        & ! [Z,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & setIn(Pid0,alive)
              & ~ leq(index(pendack,host(Pid0)),host(Z)) )
           => ~ ( index(status,host(Z)) = norm
                & index(ldr,host(Z)) = host(Z)
                & setIn(Z,alive) ) )
        & ! [Z,Pid20,Pid0] :
            ( ( index(ldr,host(Pid0)) = host(Pid0)
              & index(status,host(Pid0)) = norm
              & host(Pid20) = host(Pid0)
              & setIn(Pid0,alive) )
           => ~ ( elem(m_Down(Pid20),queue(host(Z)))
                & setIn(Z,alive) ) )
        & ! [Z,Pid20,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & host(Pid0) = host(Pid20)
              & elem(m_Down(Pid20),queue(host(Z)))
              & setIn(Pid0,alive)
              & setIn(Z,alive) )
           => leq(index(pendack,host(Pid0)),host(Z)) )
        & ! [Z,Pid20,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & index(status,host(Z)) = elec_2
              & host(Pid0) = host(Pid20)
              & setIn(Pid0,alive)
              & setIn(Z,alive) )
           => ~ elem(m_Ack(Z,Pid20),queue(host(Z))) )
        & ! [Z,Pid20,Pid0] :
            ( ( host(Pid20) = host(Z)
              & elem(m_Ack(Pid0,Pid20),queue(host(Pid0)))
              & setIn(Pid0,alive) )
           => ~ ( index(status,host(Z)) = norm
                & index(ldr,host(Z)) = host(Z)
                & setIn(Z,alive) ) )
        & ! [Z,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & index(status,host(Z)) = elec_2
              & setIn(Pid0,alive)
              & setIn(Z,alive)
              & ~ leq(host(Z),host(Pid0)) )
           => leq(index(pendack,host(Pid0)),host(Z)) )
        & ! [Z,Pid20,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & host(Pid0) = host(Pid20)
              & setIn(Pid0,alive)
              & setIn(Z,alive)
              & ~ leq(host(Pid0),host(Z)) )
           => ~ elem(m_Down(Pid20),queue(host(Z))) )
        & ! [Z,Pid0] :
            ( ( index(ldr,host(Pid0)) = host(Pid0)
              & index(status,host(Pid0)) = norm
              & setIn(Pid0,alive) )
           => ~ ( setIn(host(Pid0),index(down,host(Z)))
                & setIn(Z,alive) ) )
        & ! [Z,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & setIn(host(Pid0),index(down,host(Z)))
              & setIn(Pid0,alive)
              & setIn(Z,alive) )
           => leq(index(pendack,host(Pid0)),host(Z)) )
        & ! [Z] :
            ( ( setIn(Z,alive)
              & ( index(status,host(Z)) = elec_2
                | index(status,host(Z)) = elec_1 ) )
           => index(elid,host(Z)) = Z )
        & ! [Z,Pid0] :
            ( ( index(status,host(Pid0)) = elec_2
              & setIn(Pid0,alive) )
           => ~ elem(m_Ack(Z,Pid0),queue(host(Z))) )
        & ! [Z,Pid0] :
            ( ( host(Pid0) = host(Z)
              & Pid0 != Z )
           => ( ~ setIn(Pid0,alive)
              | ~ setIn(Z,alive) ) )
        & ! [Z,Pid0] :
            ( elem(m_Ldr(Pid0),queue(host(Z)))
           => ~ leq(host(Z),host(Pid0)) ) )
     => ( setIn(X,alive)
       => ( ~ leq(host(X),host(Y))
         => ( ~ ( ( host(Y) = host(index(elid,host(X)))
                  & index(status,host(X)) = wait )
                | ( index(status,host(X)) = norm
                  & index(ldr,host(X)) = host(Y) ) )
           => ( ( index(status,host(X)) = elec_1
                & ! [Z] :
                    ( ( leq(s(zero),Z)
                      & ~ leq(host(X),Z) )
                   => ( Z = host(Y)
                      | setIn(Z,index(down,host(X))) ) ) )
             => ( ~ leq(nbr_proc,host(X))
               => ! [Z] :
                    ( host(X) != host(Z)
                   => ! [W0] :
                        ( host(X) = host(W0)
                       => ( ( setIn(W0,alive)
                            & ~ leq(s(host(X)),host(Z)) )
                         => ~ ( index(status,host(Z)) = norm
                              & index(ldr,host(Z)) = host(Z)
                              & setIn(Z,alive) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f68,negated_conjecture,
    ~ ! [V,W,X,Y] :
        ( ( queue(host(X)) = cons(m_Down(Y),V)
          & ! [Z,Pid20,Pid0] :
              ( ( index(status,host(Pid0)) = elec_1
                & elem(m_Down(Pid20),queue(host(Pid0)))
                & ~ leq(host(Pid0),host(Z))
                & ! [V0] :
                    ( ( leq(s(zero),V0)
                      & ~ leq(host(Pid0),V0) )
                   => ( V0 = host(Pid20)
                      | setIn(V0,index(down,host(Pid0))) ) ) )
             => ~ ( index(status,host(Z)) = norm
                  & index(ldr,host(Z)) = host(Z)
                  & setIn(Z,alive) ) )
          & ! [Z,Pid20,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & host(Pid20) = host(Z)
                & elem(m_Down(Pid20),queue(host(Pid0)))
                & setIn(Pid0,alive) )
             => ~ ( index(status,host(Z)) = norm
                  & index(ldr,host(Z)) = host(Z)
                  & setIn(Z,alive) ) )
          & ! [Z,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & index(status,host(Z)) = elec_2
                & setIn(Pid0,alive)
                & setIn(Z,alive)
                & ~ leq(host(Z),host(Pid0)) )
             => ~ leq(index(pendack,host(Z)),index(pendack,host(Pid0))) )
          & ! [Z,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & setIn(Pid0,alive)
                & ~ leq(index(pendack,host(Pid0)),host(Z)) )
             => ~ ( index(status,host(Z)) = norm
                  & index(ldr,host(Z)) = host(Z)
                  & setIn(Z,alive) ) )
          & ! [Z,Pid20,Pid0] :
              ( ( index(ldr,host(Pid0)) = host(Pid0)
                & index(status,host(Pid0)) = norm
                & host(Pid20) = host(Pid0)
                & setIn(Pid0,alive) )
             => ~ ( elem(m_Down(Pid20),queue(host(Z)))
                  & setIn(Z,alive) ) )
          & ! [Z,Pid20,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & host(Pid0) = host(Pid20)
                & elem(m_Down(Pid20),queue(host(Z)))
                & setIn(Pid0,alive)
                & setIn(Z,alive) )
             => leq(index(pendack,host(Pid0)),host(Z)) )
          & ! [Z,Pid20,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & index(status,host(Z)) = elec_2
                & host(Pid0) = host(Pid20)
                & setIn(Pid0,alive)
                & setIn(Z,alive) )
             => ~ elem(m_Ack(Z,Pid20),queue(host(Z))) )
          & ! [Z,Pid20,Pid0] :
              ( ( host(Pid20) = host(Z)
                & elem(m_Ack(Pid0,Pid20),queue(host(Pid0)))
                & setIn(Pid0,alive) )
             => ~ ( index(status,host(Z)) = norm
                  & index(ldr,host(Z)) = host(Z)
                  & setIn(Z,alive) ) )
          & ! [Z,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & index(status,host(Z)) = elec_2
                & setIn(Pid0,alive)
                & setIn(Z,alive)
                & ~ leq(host(Z),host(Pid0)) )
             => leq(index(pendack,host(Pid0)),host(Z)) )
          & ! [Z,Pid20,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & host(Pid0) = host(Pid20)
                & setIn(Pid0,alive)
                & setIn(Z,alive)
                & ~ leq(host(Pid0),host(Z)) )
             => ~ elem(m_Down(Pid20),queue(host(Z))) )
          & ! [Z,Pid0] :
              ( ( index(ldr,host(Pid0)) = host(Pid0)
                & index(status,host(Pid0)) = norm
                & setIn(Pid0,alive) )
             => ~ ( setIn(host(Pid0),index(down,host(Z)))
                  & setIn(Z,alive) ) )
          & ! [Z,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & setIn(host(Pid0),index(down,host(Z)))
                & setIn(Pid0,alive)
                & setIn(Z,alive) )
             => leq(index(pendack,host(Pid0)),host(Z)) )
          & ! [Z] :
              ( ( setIn(Z,alive)
                & ( index(status,host(Z)) = elec_2
                  | index(status,host(Z)) = elec_1 ) )
             => index(elid,host(Z)) = Z )
          & ! [Z,Pid0] :
              ( ( index(status,host(Pid0)) = elec_2
                & setIn(Pid0,alive) )
             => ~ elem(m_Ack(Z,Pid0),queue(host(Z))) )
          & ! [Z,Pid0] :
              ( ( host(Pid0) = host(Z)
                & Pid0 != Z )
             => ( ~ setIn(Pid0,alive)
                | ~ setIn(Z,alive) ) )
          & ! [Z,Pid0] :
              ( elem(m_Ldr(Pid0),queue(host(Z)))
             => ~ leq(host(Z),host(Pid0)) ) )
       => ( setIn(X,alive)
         => ( ~ leq(host(X),host(Y))
           => ( ~ ( ( host(Y) = host(index(elid,host(X)))
                    & index(status,host(X)) = wait )
                  | ( index(status,host(X)) = norm
                    & index(ldr,host(X)) = host(Y) ) )
             => ( ( index(status,host(X)) = elec_1
                  & ! [Z] :
                      ( ( leq(s(zero),Z)
                        & ~ leq(host(X),Z) )
                     => ( Z = host(Y)
                        | setIn(Z,index(down,host(X))) ) ) )
               => ( ~ leq(nbr_proc,host(X))
                 => ! [Z] :
                      ( host(X) != host(Z)
                     => ! [W0] :
                          ( host(X) = host(W0)
                         => ( ( setIn(W0,alive)
                              & ~ leq(s(host(X)),host(Z)) )
                           => ~ ( index(status,host(Z)) = norm
                                & index(ldr,host(Z)) = host(Z)
                                & setIn(Z,alive) ) ) ) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f67]) ).

fof(f74,plain,
    ! [X0] : leq(s(zero),host(X0)),
    inference(cnf_transformation,[status(thm)],[f3]) ).

fof(f138,plain,
    ! [X,Y,Q] :
      ( ( ( ~ elem(X,Q)
          & X != Y )
        | elem(X,cons(Y,Q)) )
      & ( elem(X,Q)
        | X = Y
        | ~ elem(X,cons(Y,Q)) ) ),
    inference(NNF_transformation,[status(thm)],[f47]) ).

fof(f139,plain,
    ( ! [X,Y,Q] :
        ( ( ~ elem(X,Q)
          & X != Y )
        | elem(X,cons(Y,Q)) )
    & ! [X,Y,Q] :
        ( elem(X,Q)
        | X = Y
        | ~ elem(X,cons(Y,Q)) ) ),
    inference(miniscoping,[status(thm)],[f138]) ).

fof(f141,plain,
    ! [X0,X1,X2] :
      ( X0 != X1
      | elem(X0,cons(X1,X2)) ),
    inference(cnf_transformation,[status(thm)],[f139]) ).

fof(f192,plain,
    ! [X0] : leq(X0,X0),
    inference(cnf_transformation,[status(thm)],[f60]) ).

fof(f193,plain,
    ! [X0,X1] :
      ( leq(X1,X0)
      | leq(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f194,plain,
    ! [X,Y] :
      ( ( X != Y
        | ( leq(Y,X)
          & leq(X,Y) ) )
      & ( X = Y
        | ~ leq(Y,X)
        | ~ leq(X,Y) ) ),
    inference(NNF_transformation,[status(thm)],[f62]) ).

fof(f195,plain,
    ( ! [X,Y] :
        ( X != Y
        | ( leq(Y,X)
          & leq(X,Y) ) )
    & ! [X,Y] :
        ( X = Y
        | ~ leq(Y,X)
        | ~ leq(X,Y) ) ),
    inference(miniscoping,[status(thm)],[f194]) ).

fof(f196,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ leq(X1,X0)
      | ~ leq(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f195]) ).

fof(f206,plain,
    ! [X,Y] :
      ( ( ( ~ leq(X,Y)
          & X != s(Y) )
        | leq(X,s(Y)) )
      & ( leq(X,Y)
        | X = s(Y)
        | ~ leq(X,s(Y)) ) ),
    inference(NNF_transformation,[status(thm)],[f65]) ).

fof(f207,plain,
    ( ! [X,Y] :
        ( ( ~ leq(X,Y)
          & X != s(Y) )
        | leq(X,s(Y)) )
    & ! [X,Y] :
        ( leq(X,Y)
        | X = s(Y)
        | ~ leq(X,s(Y)) ) ),
    inference(miniscoping,[status(thm)],[f206]) ).

fof(f208,plain,
    ! [X0,X1] :
      ( leq(X0,X1)
      | X0 = s(X1)
      | ~ leq(X0,s(X1)) ),
    inference(cnf_transformation,[status(thm)],[f207]) ).

fof(f212,plain,
    ? [V,W,X,Y] :
      ( ? [Z] :
          ( ? [W0] :
              ( index(status,host(Z)) = norm
              & index(ldr,host(Z)) = host(Z)
              & setIn(Z,alive)
              & setIn(W0,alive)
              & ~ leq(s(host(X)),host(Z))
              & host(X) = host(W0) )
          & host(X) != host(Z) )
      & ~ leq(nbr_proc,host(X))
      & index(status,host(X)) = elec_1
      & ! [Z] :
          ( Z = host(Y)
          | setIn(Z,index(down,host(X)))
          | ~ leq(s(zero),Z)
          | leq(host(X),Z) )
      & ( host(Y) != host(index(elid,host(X)))
        | index(status,host(X)) != wait )
      & ( index(status,host(X)) != norm
        | index(ldr,host(X)) != host(Y) )
      & ~ leq(host(X),host(Y))
      & setIn(X,alive)
      & queue(host(X)) = cons(m_Down(Y),V)
      & ! [Z,Pid20,Pid0] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | index(status,host(Pid0)) != elec_1
          | ~ elem(m_Down(Pid20),queue(host(Pid0)))
          | leq(host(Pid0),host(Z))
          | ? [V0] :
              ( V0 != host(Pid20)
              & ~ setIn(V0,index(down,host(Pid0)))
              & leq(s(zero),V0)
              & ~ leq(host(Pid0),V0) ) )
      & ! [Z,Pid20,Pid0] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | index(status,host(Pid0)) != elec_2
          | host(Pid20) != host(Z)
          | ~ elem(m_Down(Pid20),queue(host(Pid0)))
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( ~ leq(index(pendack,host(Z)),index(pendack,host(Pid0)))
          | index(status,host(Pid0)) != elec_2
          | index(status,host(Z)) != elec_2
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | leq(host(Z),host(Pid0)) )
      & ! [Z,Pid0] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | index(status,host(Pid0)) != elec_2
          | ~ setIn(Pid0,alive)
          | leq(index(pendack,host(Pid0)),host(Z)) )
      & ! [Z,Pid20,Pid0] :
          ( ~ elem(m_Down(Pid20),queue(host(Z)))
          | ~ setIn(Z,alive)
          | index(ldr,host(Pid0)) != host(Pid0)
          | index(status,host(Pid0)) != norm
          | host(Pid20) != host(Pid0)
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid20,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | host(Pid0) != host(Pid20)
          | ~ elem(m_Down(Pid20),queue(host(Z)))
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive) )
      & ! [Z,Pid20,Pid0] :
          ( ~ elem(m_Ack(Z,Pid20),queue(host(Z)))
          | index(status,host(Pid0)) != elec_2
          | index(status,host(Z)) != elec_2
          | host(Pid0) != host(Pid20)
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive) )
      & ! [Z,Pid20,Pid0] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | host(Pid20) != host(Z)
          | ~ elem(m_Ack(Pid0,Pid20),queue(host(Pid0)))
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | index(status,host(Z)) != elec_2
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | leq(host(Z),host(Pid0)) )
      & ! [Z,Pid20,Pid0] :
          ( ~ elem(m_Down(Pid20),queue(host(Z)))
          | index(status,host(Pid0)) != elec_2
          | host(Pid0) != host(Pid20)
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | leq(host(Pid0),host(Z)) )
      & ! [Z,Pid0] :
          ( ~ setIn(host(Pid0),index(down,host(Z)))
          | ~ setIn(Z,alive)
          | index(ldr,host(Pid0)) != host(Pid0)
          | index(status,host(Pid0)) != norm
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | ~ setIn(host(Pid0),index(down,host(Z)))
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive) )
      & ! [Z] :
          ( index(elid,host(Z)) = Z
          | ~ setIn(Z,alive)
          | ( index(status,host(Z)) != elec_2
            & index(status,host(Z)) != elec_1 ) )
      & ! [Z,Pid0] :
          ( ~ elem(m_Ack(Z,Pid0),queue(host(Z)))
          | index(status,host(Pid0)) != elec_2
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | host(Pid0) != host(Z)
          | Pid0 = Z )
      & ! [Z,Pid0] :
          ( ~ leq(host(Z),host(Pid0))
          | ~ elem(m_Ldr(Pid0),queue(host(Z))) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f68]) ).

fof(f213,plain,
    ? [X,Y] :
      ( ? [Z] :
          ( ? [W0] :
              ( index(status,host(Z)) = norm
              & index(ldr,host(Z)) = host(Z)
              & setIn(Z,alive)
              & setIn(W0,alive)
              & ~ leq(s(host(X)),host(Z))
              & host(X) = host(W0) )
          & host(X) != host(Z) )
      & ~ leq(nbr_proc,host(X))
      & index(status,host(X)) = elec_1
      & ! [Z] :
          ( Z = host(Y)
          | setIn(Z,index(down,host(X)))
          | ~ leq(s(zero),Z)
          | leq(host(X),Z) )
      & ( host(Y) != host(index(elid,host(X)))
        | index(status,host(X)) != wait )
      & ( index(status,host(X)) != norm
        | index(ldr,host(X)) != host(Y) )
      & ~ leq(host(X),host(Y))
      & setIn(X,alive)
      & ? [V] : queue(host(X)) = cons(m_Down(Y),V)
      & ! [Z] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | ! [Pid0] :
              ( index(status,host(Pid0)) != elec_1
              | ! [Pid20] :
                  ( ~ elem(m_Down(Pid20),queue(host(Pid0)))
                  | leq(host(Pid0),host(Z))
                  | ? [V0] :
                      ( V0 != host(Pid20)
                      & ~ setIn(V0,index(down,host(Pid0)))
                      & leq(s(zero),V0)
                      & ~ leq(host(Pid0),V0) ) ) ) )
      & ! [Z] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | ! [Pid0] :
              ( index(status,host(Pid0)) != elec_2
              | ! [Pid20] :
                  ( host(Pid20) != host(Z)
                  | ~ elem(m_Down(Pid20),queue(host(Pid0)))
                  | ~ setIn(Pid0,alive) ) ) )
      & ! [Z,Pid0] :
          ( ~ leq(index(pendack,host(Z)),index(pendack,host(Pid0)))
          | index(status,host(Pid0)) != elec_2
          | index(status,host(Z)) != elec_2
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | leq(host(Z),host(Pid0)) )
      & ! [Z] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | ! [Pid0] :
              ( index(status,host(Pid0)) != elec_2
              | ~ setIn(Pid0,alive)
              | leq(index(pendack,host(Pid0)),host(Z)) ) )
      & ! [Pid20] :
          ( ! [Z] :
              ( ~ elem(m_Down(Pid20),queue(host(Z)))
              | ~ setIn(Z,alive) )
          | ! [Pid0] :
              ( index(ldr,host(Pid0)) != host(Pid0)
              | index(status,host(Pid0)) != norm
              | host(Pid20) != host(Pid0)
              | ~ setIn(Pid0,alive) ) )
      & ! [Z,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | ! [Pid20] :
              ( host(Pid0) != host(Pid20)
              | ~ elem(m_Down(Pid20),queue(host(Z)))
              | ~ setIn(Pid0,alive)
              | ~ setIn(Z,alive) ) )
      & ! [Z,Pid20] :
          ( ~ elem(m_Ack(Z,Pid20),queue(host(Z)))
          | ! [Pid0] :
              ( index(status,host(Pid0)) != elec_2
              | index(status,host(Z)) != elec_2
              | host(Pid0) != host(Pid20)
              | ~ setIn(Pid0,alive)
              | ~ setIn(Z,alive) ) )
      & ! [Z] :
          ( index(status,host(Z)) != norm
          | index(ldr,host(Z)) != host(Z)
          | ~ setIn(Z,alive)
          | ! [Pid20] :
              ( host(Pid20) != host(Z)
              | ! [Pid0] :
                  ( ~ elem(m_Ack(Pid0,Pid20),queue(host(Pid0)))
                  | ~ setIn(Pid0,alive) ) ) )
      & ! [Z,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | index(status,host(Z)) != elec_2
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | leq(host(Z),host(Pid0)) )
      & ! [Z,Pid20] :
          ( ~ elem(m_Down(Pid20),queue(host(Z)))
          | ! [Pid0] :
              ( index(status,host(Pid0)) != elec_2
              | host(Pid0) != host(Pid20)
              | ~ setIn(Pid0,alive)
              | ~ setIn(Z,alive)
              | leq(host(Pid0),host(Z)) ) )
      & ! [Pid0] :
          ( ! [Z] :
              ( ~ setIn(host(Pid0),index(down,host(Z)))
              | ~ setIn(Z,alive) )
          | index(ldr,host(Pid0)) != host(Pid0)
          | index(status,host(Pid0)) != norm
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( leq(index(pendack,host(Pid0)),host(Z))
          | index(status,host(Pid0)) != elec_2
          | ~ setIn(host(Pid0),index(down,host(Z)))
          | ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive) )
      & ! [Z] :
          ( index(elid,host(Z)) = Z
          | ~ setIn(Z,alive)
          | ( index(status,host(Z)) != elec_2
            & index(status,host(Z)) != elec_1 ) )
      & ! [Pid0] :
          ( ! [Z] : ~ elem(m_Ack(Z,Pid0),queue(host(Z)))
          | index(status,host(Pid0)) != elec_2
          | ~ setIn(Pid0,alive) )
      & ! [Z,Pid0] :
          ( ~ setIn(Pid0,alive)
          | ~ setIn(Z,alive)
          | host(Pid0) != host(Z)
          | Pid0 = Z )
      & ! [Z,Pid0] :
          ( ~ leq(host(Z),host(Pid0))
          | ~ elem(m_Ldr(Pid0),queue(host(Z))) ) ),
    inference(miniscoping,[status(thm)],[f212]) ).

fof(f214,plain,
    ( index(status,host(sK8_skl)) = norm
    & index(ldr,host(sK8_skl)) = host(sK8_skl)
    & setIn(sK8_skl,alive)
    & setIn(sK9_skl,alive)
    & ~ leq(s(host(sK4_skl)),host(sK8_skl))
    & host(sK4_skl) = host(sK9_skl)
    & host(sK4_skl) != host(sK8_skl)
    & ~ leq(nbr_proc,host(sK4_skl))
    & index(status,host(sK4_skl)) = elec_1
    & ! [Z] :
        ( Z = host(sK5_skl)
        | setIn(Z,index(down,host(sK4_skl)))
        | ~ leq(s(zero),Z)
        | leq(host(sK4_skl),Z) )
    & ( host(sK5_skl) != host(index(elid,host(sK4_skl)))
      | index(status,host(sK4_skl)) != wait )
    & ( index(status,host(sK4_skl)) != norm
      | index(ldr,host(sK4_skl)) != host(sK5_skl) )
    & ~ leq(host(sK4_skl),host(sK5_skl))
    & setIn(sK4_skl,alive)
    & queue(host(sK4_skl)) = cons(m_Down(sK5_skl),sK7_skl)
    & ! [Z] :
        ( index(status,host(Z)) != norm
        | index(ldr,host(Z)) != host(Z)
        | ~ setIn(Z,alive)
        | ! [Pid0] :
            ( index(status,host(Pid0)) != elec_1
            | ! [Pid20] :
                ( ~ elem(m_Down(Pid20),queue(host(Pid0)))
                | leq(host(Pid0),host(Z))
                | ( sK6_skl(Pid20,Pid0,Z) != host(Pid20)
                  & ~ setIn(sK6_skl(Pid20,Pid0,Z),index(down,host(Pid0)))
                  & leq(s(zero),sK6_skl(Pid20,Pid0,Z))
                  & ~ leq(host(Pid0),sK6_skl(Pid20,Pid0,Z)) ) ) ) )
    & ! [Z] :
        ( index(status,host(Z)) != norm
        | index(ldr,host(Z)) != host(Z)
        | ~ setIn(Z,alive)
        | ! [Pid0] :
            ( index(status,host(Pid0)) != elec_2
            | ! [Pid20] :
                ( host(Pid20) != host(Z)
                | ~ elem(m_Down(Pid20),queue(host(Pid0)))
                | ~ setIn(Pid0,alive) ) ) )
    & ! [Z,Pid0] :
        ( ~ leq(index(pendack,host(Z)),index(pendack,host(Pid0)))
        | index(status,host(Pid0)) != elec_2
        | index(status,host(Z)) != elec_2
        | ~ setIn(Pid0,alive)
        | ~ setIn(Z,alive)
        | leq(host(Z),host(Pid0)) )
    & ! [Z] :
        ( index(status,host(Z)) != norm
        | index(ldr,host(Z)) != host(Z)
        | ~ setIn(Z,alive)
        | ! [Pid0] :
            ( index(status,host(Pid0)) != elec_2
            | ~ setIn(Pid0,alive)
            | leq(index(pendack,host(Pid0)),host(Z)) ) )
    & ! [Pid20] :
        ( ! [Z] :
            ( ~ elem(m_Down(Pid20),queue(host(Z)))
            | ~ setIn(Z,alive) )
        | ! [Pid0] :
            ( index(ldr,host(Pid0)) != host(Pid0)
            | index(status,host(Pid0)) != norm
            | host(Pid20) != host(Pid0)
            | ~ setIn(Pid0,alive) ) )
    & ! [Z,Pid0] :
        ( leq(index(pendack,host(Pid0)),host(Z))
        | index(status,host(Pid0)) != elec_2
        | ! [Pid20] :
            ( host(Pid0) != host(Pid20)
            | ~ elem(m_Down(Pid20),queue(host(Z)))
            | ~ setIn(Pid0,alive)
            | ~ setIn(Z,alive) ) )
    & ! [Z,Pid20] :
        ( ~ elem(m_Ack(Z,Pid20),queue(host(Z)))
        | ! [Pid0] :
            ( index(status,host(Pid0)) != elec_2
            | index(status,host(Z)) != elec_2
            | host(Pid0) != host(Pid20)
            | ~ setIn(Pid0,alive)
            | ~ setIn(Z,alive) ) )
    & ! [Z] :
        ( index(status,host(Z)) != norm
        | index(ldr,host(Z)) != host(Z)
        | ~ setIn(Z,alive)
        | ! [Pid20] :
            ( host(Pid20) != host(Z)
            | ! [Pid0] :
                ( ~ elem(m_Ack(Pid0,Pid20),queue(host(Pid0)))
                | ~ setIn(Pid0,alive) ) ) )
    & ! [Z,Pid0] :
        ( leq(index(pendack,host(Pid0)),host(Z))
        | index(status,host(Pid0)) != elec_2
        | index(status,host(Z)) != elec_2
        | ~ setIn(Pid0,alive)
        | ~ setIn(Z,alive)
        | leq(host(Z),host(Pid0)) )
    & ! [Z,Pid20] :
        ( ~ elem(m_Down(Pid20),queue(host(Z)))
        | ! [Pid0] :
            ( index(status,host(Pid0)) != elec_2
            | host(Pid0) != host(Pid20)
            | ~ setIn(Pid0,alive)
            | ~ setIn(Z,alive)
            | leq(host(Pid0),host(Z)) ) )
    & ! [Pid0] :
        ( ! [Z] :
            ( ~ setIn(host(Pid0),index(down,host(Z)))
            | ~ setIn(Z,alive) )
        | index(ldr,host(Pid0)) != host(Pid0)
        | index(status,host(Pid0)) != norm
        | ~ setIn(Pid0,alive) )
    & ! [Z,Pid0] :
        ( leq(index(pendack,host(Pid0)),host(Z))
        | index(status,host(Pid0)) != elec_2
        | ~ setIn(host(Pid0),index(down,host(Z)))
        | ~ setIn(Pid0,alive)
        | ~ setIn(Z,alive) )
    & ! [Z] :
        ( index(elid,host(Z)) = Z
        | ~ setIn(Z,alive)
        | ( index(status,host(Z)) != elec_2
          & index(status,host(Z)) != elec_1 ) )
    & ! [Pid0] :
        ( ! [Z] : ~ elem(m_Ack(Z,Pid0),queue(host(Z)))
        | index(status,host(Pid0)) != elec_2
        | ~ setIn(Pid0,alive) )
    & ! [Z,Pid0] :
        ( ~ setIn(Pid0,alive)
        | ~ setIn(Z,alive)
        | host(Pid0) != host(Z)
        | Pid0 = Z )
    & ! [Z,Pid0] :
        ( ~ leq(host(Z),host(Pid0))
        | ~ elem(m_Ldr(Pid0),queue(host(Z))) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK4_skl,sK5_skl,sK6_skl,sK7_skl,sK8_skl,sK9_skl]),skolemize(X,sK4_skl),skolemize(Y,sK5_skl),skolemize(V0,sK6_skl(Pid20,Pid0,Z)),skolemize(V,sK7_skl),skolemize(Z,sK8_skl),skolemize(W0,sK9_skl)],[f213]) ).

fof(f221,plain,
    ! [X0,X1] :
      ( ~ setIn(host(X0),index(down,host(X1)))
      | ~ setIn(X1,alive)
      | index(ldr,host(X0)) != host(X0)
      | index(status,host(X0)) != norm
      | ~ setIn(X0,alive) ),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f227,plain,
    ! [X0,X1,X2] :
      ( ~ elem(m_Down(X1),queue(host(X2)))
      | ~ setIn(X2,alive)
      | index(ldr,host(X0)) != host(X0)
      | index(status,host(X0)) != norm
      | host(X1) != host(X0)
      | ~ setIn(X0,alive) ),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f235,plain,
    queue(host(sK4_skl)) = cons(m_Down(sK5_skl),sK7_skl),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f236,plain,
    setIn(sK4_skl,alive),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f240,plain,
    ! [X0] :
      ( X0 = host(sK5_skl)
      | setIn(X0,index(down,host(sK4_skl)))
      | ~ leq(s(zero),X0)
      | leq(host(sK4_skl),X0) ),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f243,plain,
    host(sK4_skl) != host(sK8_skl),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f245,plain,
    ~ leq(s(host(sK4_skl)),host(sK8_skl)),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f247,plain,
    setIn(sK8_skl,alive),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f248,plain,
    index(ldr,host(sK8_skl)) = host(sK8_skl),
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f249,plain,
    index(status,host(sK8_skl)) = norm,
    inference(cnf_transformation,[status(thm)],[f214]) ).

fof(f250,plain,
    ! [X0,X1] : elem(X0,cons(X0,X1)),
    inference(destructive_equality_resolution,[status(thm)],[f141]) ).

fof(f457,plain,
    leq(host(sK8_skl),s(host(sK4_skl))),
    inference(resolution,[status(thm)],[f245,f193]) ).

fof(f527,plain,
    ( leq(host(sK8_skl),host(sK4_skl))
    | host(sK8_skl) = s(host(sK4_skl)) ),
    inference(resolution,[status(thm)],[f208,f457]) ).

fof(f591,plain,
    elem(m_Down(sK5_skl),queue(host(sK4_skl))),
    inference(paramodulation,[status(thm)],[f235,f250]) ).

fof(f678,plain,
    ! [X0,X1] :
      ( ~ elem(m_Down(X0),queue(host(X1)))
      | ~ setIn(X1,alive)
      | index(ldr,host(sK8_skl)) != host(sK8_skl)
      | index(status,host(sK8_skl)) != norm
      | host(X0) != host(sK8_skl) ),
    inference(resolution,[status(thm)],[f227,f247]) ).

fof(f680,plain,
    ! [X0,X1] :
      ( ~ elem(m_Down(X0),queue(host(X1)))
      | ~ setIn(X1,alive)
      | index(ldr,host(sK8_skl)) != host(sK8_skl)
      | norm != norm
      | host(X0) != host(sK8_skl) ),
    inference(forward_demodulation,[status(thm)],[f249,f678]) ).

fof(f681,plain,
    ! [X0,X1] :
      ( ~ elem(m_Down(X0),queue(host(X1)))
      | ~ setIn(X1,alive)
      | host(sK8_skl) != host(sK8_skl)
      | norm != norm
      | host(X0) != host(sK8_skl) ),
    inference(forward_demodulation,[status(thm)],[f248,f680]) ).

fof(f682,plain,
    ! [X0,X1] :
      ( ~ elem(m_Down(X0),queue(host(X1)))
      | ~ setIn(X1,alive)
      | host(X0) != host(sK8_skl) ),
    inference(trivial_equality_resolution,[status(thm)],[f681]) ).

fof(f867,plain,
    ! [X0] :
      ( host(X0) = host(sK5_skl)
      | setIn(host(X0),index(down,host(sK4_skl)))
      | leq(host(sK4_skl),host(X0)) ),
    inference(resolution,[status(thm)],[f240,f74]) ).

fof(f1799,plain,
    ( ~ setIn(sK4_skl,alive)
    | host(sK5_skl) != host(sK8_skl) ),
    inference(resolution,[status(thm)],[f682,f591]) ).

fof(f1800,plain,
    host(sK5_skl) != host(sK8_skl),
    inference(forward_subsumption_resolution,[status(thm)],[f1799,f236]) ).

fof(f2491,plain,
    ! [X0] :
      ( ~ setIn(sK4_skl,alive)
      | index(ldr,host(X0)) != host(X0)
      | index(status,host(X0)) != norm
      | ~ setIn(X0,alive)
      | host(X0) = host(sK5_skl)
      | leq(host(sK4_skl),host(X0)) ),
    inference(resolution,[status(thm)],[f867,f221]) ).

fof(f2493,plain,
    ! [X0] :
      ( index(ldr,host(X0)) != host(X0)
      | index(status,host(X0)) != norm
      | ~ setIn(X0,alive)
      | host(X0) = host(sK5_skl)
      | leq(host(sK4_skl),host(X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f2491,f236]) ).

fof(f7874,plain,
    ( index(ldr,host(sK8_skl)) != host(sK8_skl)
    | index(status,host(sK8_skl)) != norm
    | host(sK8_skl) = host(sK5_skl)
    | leq(host(sK4_skl),host(sK8_skl)) ),
    inference(resolution,[status(thm)],[f2493,f247]) ).

fof(f7876,plain,
    ( index(ldr,host(sK8_skl)) != host(sK8_skl)
    | norm != norm
    | host(sK8_skl) = host(sK5_skl)
    | leq(host(sK4_skl),host(sK8_skl)) ),
    inference(forward_demodulation,[status(thm)],[f249,f7874]) ).

fof(f7877,plain,
    ( host(sK8_skl) != host(sK8_skl)
    | norm != norm
    | host(sK8_skl) = host(sK5_skl)
    | leq(host(sK4_skl),host(sK8_skl)) ),
    inference(forward_demodulation,[status(thm)],[f248,f7876]) ).

fof(f7878,plain,
    ( host(sK8_skl) = host(sK5_skl)
    | leq(host(sK4_skl),host(sK8_skl)) ),
    inference(trivial_equality_resolution,[status(thm)],[f7877]) ).

fof(f7879,plain,
    leq(host(sK4_skl),host(sK8_skl)),
    inference(forward_subsumption_resolution,[status(thm)],[f7878,f1800]) ).

fof(f7892,plain,
    ( host(sK4_skl) = host(sK8_skl)
    | ~ leq(host(sK8_skl),host(sK4_skl)) ),
    inference(resolution,[status(thm)],[f7879,f196]) ).

fof(f7893,plain,
    ~ leq(host(sK8_skl),host(sK4_skl)),
    inference(forward_subsumption_resolution,[status(thm)],[f7892,f243]) ).

fof(f7906,plain,
    host(sK8_skl) = s(host(sK4_skl)),
    inference(backward_subsumption_resolution,[status(thm)],[f527,f7893]) ).

fof(f7993,plain,
    ~ leq(host(sK8_skl),host(sK8_skl)),
    inference(backward_demodulation,[status(thm)],[f7906,f245]) ).

fof(f8104,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f7993,f192]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWV469+1 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.37  % Computer : n015.cluster.edu
% 0.09/0.37  % Model    : x86_64 x86_64
% 0.09/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37  % Memory   : 8046.5625MB
% 0.09/0.37  % OS       : Linux 6.8.0-71-generic
% 0.09/0.37  % CPULimit : 300
% 0.09/0.37  % WCLimit  : 300
% 0.09/0.37  % DateTime : Mon Sep 21 08:56:36 UTC 2026
% 0.09/0.37  % CPUTime  : 
% 0.14/0.40  % Drodi V4.1.1
% 0.14/0.83  % Refutation found
% 0.14/0.83  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.14/0.83  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 1.52/0.87  % Elapsed time: 0.483870 seconds
% 1.52/0.87  % CPU time: 3.353029 seconds
% 1.52/0.87  % Total memory used: 134.261 MB
% 1.52/0.87  % Net memory used: 130.099 MB
%------------------------------------------------------------------------------