TSTP Solution File: SWC417+1 by iProver---3.8

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%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC417+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n006.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  : 300s
% DateTime : Thu Aug 31 20:43:16 EDT 2023

% Result   : Theorem 178.25s 24.38s
% Output   : CNFRefutation 178.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   84 (  22 unt;   0 def)
%            Number of atoms       :  383 ( 133 equ)
%            Maximal formula atoms :   18 (   4 avg)
%            Number of connectives :  458 ( 159   ~; 144   |; 127   &)
%                                         (   0 <=>;  28  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   21 (   6 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-4 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-2 aty)
%            Number of variables   :  214 (  20 sgn; 102   !;  51   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f16,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ssList(cons(X1,X0)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax16) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax17) ).

fof(f28,axiom,
    ! [X0] :
      ( ssList(X0)
     => app(nil,X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax28) ).

fof(f84,axiom,
    ! [X0] :
      ( ssList(X0)
     => app(X0,nil) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax84) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ( ( neq(X3,nil)
                        | ~ neq(X1,nil) )
                      & ( ! [X7] :
                            ( ssItem(X7)
                           => ! [X8] :
                                ( ssList(X8)
                               => ( app(X8,cons(X7,nil)) != X2
                                  | app(cons(X7,nil),X8) != X3 ) ) )
                        | ? [X4] :
                            ( ? [X5] :
                                ( ? [X6] :
                                    ( app(app(X6,cons(X4,nil)),X5) = X0
                                    & app(app(X5,cons(X4,nil)),X6) = X1
                                    & ssList(X6) )
                                & ssList(X5) )
                            & ssItem(X4) )
                        | ~ neq(X1,nil) ) )
                    | X0 != X2
                    | X1 != X3 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( ( neq(X3,nil)
                          | ~ neq(X1,nil) )
                        & ( ! [X7] :
                              ( ssItem(X7)
                             => ! [X8] :
                                  ( ssList(X8)
                                 => ( app(X8,cons(X7,nil)) != X2
                                    | app(cons(X7,nil),X8) != X3 ) ) )
                          | ? [X4] :
                              ( ? [X5] :
                                  ( ? [X6] :
                                      ( app(app(X6,cons(X4,nil)),X5) = X0
                                      & app(app(X5,cons(X4,nil)),X6) = X1
                                      & ssList(X6) )
                                  & ssList(X5) )
                              & ssItem(X4) )
                          | ~ neq(X1,nil) ) )
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f98,plain,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( ( neq(X3,nil)
                          | ~ neq(X1,nil) )
                        & ( ! [X4] :
                              ( ssItem(X4)
                             => ! [X5] :
                                  ( ssList(X5)
                                 => ( app(X5,cons(X4,nil)) != X2
                                    | app(cons(X4,nil),X5) != X3 ) ) )
                          | ? [X6] :
                              ( ? [X7] :
                                  ( ? [X8] :
                                      ( app(app(X8,cons(X6,nil)),X7) = X0
                                      & app(app(X7,cons(X6,nil)),X8) = X1
                                      & ssList(X8) )
                                  & ssList(X7) )
                              & ssItem(X6) )
                          | ~ neq(X1,nil) ) )
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

fof(f120,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(cons(X1,X0))
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f135,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f202,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f84]) ).

fof(f222,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ neq(X3,nil)
                      & neq(X1,nil) )
                    | ( ? [X4] :
                          ( ? [X5] :
                              ( app(X5,cons(X4,nil)) = X2
                              & app(cons(X4,nil),X5) = X3
                              & ssList(X5) )
                          & ssItem(X4) )
                      & ! [X6] :
                          ( ! [X7] :
                              ( ! [X8] :
                                  ( app(app(X8,cons(X6,nil)),X7) != X0
                                  | app(app(X7,cons(X6,nil)),X8) != X1
                                  | ~ ssList(X8) )
                              | ~ ssList(X7) )
                          | ~ ssItem(X6) )
                      & neq(X1,nil) ) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f98]) ).

fof(f223,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ neq(X3,nil)
                      & neq(X1,nil) )
                    | ( ? [X4] :
                          ( ? [X5] :
                              ( app(X5,cons(X4,nil)) = X2
                              & app(cons(X4,nil),X5) = X3
                              & ssList(X5) )
                          & ssItem(X4) )
                      & ! [X6] :
                          ( ! [X7] :
                              ( ! [X8] :
                                  ( app(app(X8,cons(X6,nil)),X7) != X0
                                  | app(app(X7,cons(X6,nil)),X8) != X1
                                  | ~ ssList(X8) )
                              | ~ ssList(X7) )
                          | ~ ssItem(X6) )
                      & neq(X1,nil) ) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f222]) ).

fof(f233,plain,
    ! [X2,X3,X0,X1] :
      ( ( ? [X4] :
            ( ? [X5] :
                ( app(X5,cons(X4,nil)) = X2
                & app(cons(X4,nil),X5) = X3
                & ssList(X5) )
            & ssItem(X4) )
        & ! [X6] :
            ( ! [X7] :
                ( ! [X8] :
                    ( app(app(X8,cons(X6,nil)),X7) != X0
                    | app(app(X7,cons(X6,nil)),X8) != X1
                    | ~ ssList(X8) )
                | ~ ssList(X7) )
            | ~ ssItem(X6) )
        & neq(X1,nil) )
      | ~ sP6(X2,X3,X0,X1) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP6])]) ).

fof(f234,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ neq(X3,nil)
                      & neq(X1,nil) )
                    | sP6(X2,X3,X0,X1) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(definition_folding,[],[f223,f233]) ).

fof(f346,plain,
    ! [X2,X3,X0,X1] :
      ( ( ? [X4] :
            ( ? [X5] :
                ( app(X5,cons(X4,nil)) = X2
                & app(cons(X4,nil),X5) = X3
                & ssList(X5) )
            & ssItem(X4) )
        & ! [X6] :
            ( ! [X7] :
                ( ! [X8] :
                    ( app(app(X8,cons(X6,nil)),X7) != X0
                    | app(app(X7,cons(X6,nil)),X8) != X1
                    | ~ ssList(X8) )
                | ~ ssList(X7) )
            | ~ ssItem(X6) )
        & neq(X1,nil) )
      | ~ sP6(X2,X3,X0,X1) ),
    inference(nnf_transformation,[],[f233]) ).

fof(f347,plain,
    ! [X0,X1,X2,X3] :
      ( ( ? [X4] :
            ( ? [X5] :
                ( app(X5,cons(X4,nil)) = X0
                & app(cons(X4,nil),X5) = X1
                & ssList(X5) )
            & ssItem(X4) )
        & ! [X6] :
            ( ! [X7] :
                ( ! [X8] :
                    ( app(app(X8,cons(X6,nil)),X7) != X2
                    | app(app(X7,cons(X6,nil)),X8) != X3
                    | ~ ssList(X8) )
                | ~ ssList(X7) )
            | ~ ssItem(X6) )
        & neq(X3,nil) )
      | ~ sP6(X0,X1,X2,X3) ),
    inference(rectify,[],[f346]) ).

fof(f348,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( app(X5,cons(X4,nil)) = X0
              & app(cons(X4,nil),X5) = X1
              & ssList(X5) )
          & ssItem(X4) )
     => ( ? [X5] :
            ( app(X5,cons(sK54(X0,X1),nil)) = X0
            & app(cons(sK54(X0,X1),nil),X5) = X1
            & ssList(X5) )
        & ssItem(sK54(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f349,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( app(X5,cons(sK54(X0,X1),nil)) = X0
          & app(cons(sK54(X0,X1),nil),X5) = X1
          & ssList(X5) )
     => ( app(sK55(X0,X1),cons(sK54(X0,X1),nil)) = X0
        & app(cons(sK54(X0,X1),nil),sK55(X0,X1)) = X1
        & ssList(sK55(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f350,plain,
    ! [X0,X1,X2,X3] :
      ( ( app(sK55(X0,X1),cons(sK54(X0,X1),nil)) = X0
        & app(cons(sK54(X0,X1),nil),sK55(X0,X1)) = X1
        & ssList(sK55(X0,X1))
        & ssItem(sK54(X0,X1))
        & ! [X6] :
            ( ! [X7] :
                ( ! [X8] :
                    ( app(app(X8,cons(X6,nil)),X7) != X2
                    | app(app(X7,cons(X6,nil)),X8) != X3
                    | ~ ssList(X8) )
                | ~ ssList(X7) )
            | ~ ssItem(X6) )
        & neq(X3,nil) )
      | ~ sP6(X0,X1,X2,X3) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK54,sK55])],[f347,f349,f348]) ).

fof(f351,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( ~ neq(X3,nil)
                        & neq(X1,nil) )
                      | sP6(X2,X3,X0,X1) )
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ neq(X3,nil)
                      & neq(X1,nil) )
                    | sP6(X2,X3,sK56,X1) )
                  & sK56 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK56) ) ),
    introduced(choice_axiom,[]) ).

fof(f352,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( ~ neq(X3,nil)
                    & neq(X1,nil) )
                  | sP6(X2,X3,sK56,X1) )
                & sK56 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( ~ neq(X3,nil)
                  & neq(sK57,nil) )
                | sP6(X2,X3,sK56,sK57) )
              & sK56 = X2
              & sK57 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK57) ) ),
    introduced(choice_axiom,[]) ).

fof(f353,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( ~ neq(X3,nil)
                & neq(sK57,nil) )
              | sP6(X2,X3,sK56,sK57) )
            & sK56 = X2
            & sK57 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ( ~ neq(X3,nil)
              & neq(sK57,nil) )
            | sP6(sK58,X3,sK56,sK57) )
          & sK56 = sK58
          & sK57 = X3
          & ssList(X3) )
      & ssList(sK58) ) ),
    introduced(choice_axiom,[]) ).

fof(f354,plain,
    ( ? [X3] :
        ( ( ( ~ neq(X3,nil)
            & neq(sK57,nil) )
          | sP6(sK58,X3,sK56,sK57) )
        & sK56 = sK58
        & sK57 = X3
        & ssList(X3) )
   => ( ( ( ~ neq(sK59,nil)
          & neq(sK57,nil) )
        | sP6(sK58,sK59,sK56,sK57) )
      & sK56 = sK58
      & sK57 = sK59
      & ssList(sK59) ) ),
    introduced(choice_axiom,[]) ).

fof(f355,plain,
    ( ( ( ~ neq(sK59,nil)
        & neq(sK57,nil) )
      | sP6(sK58,sK59,sK56,sK57) )
    & sK56 = sK58
    & sK57 = sK59
    & ssList(sK59)
    & ssList(sK58)
    & ssList(sK57)
    & ssList(sK56) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK56,sK57,sK58,sK59])],[f234,f354,f353,f352,f351]) ).

fof(f447,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f448,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f462,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f135]) ).

fof(f541,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f202]) ).

fof(f556,plain,
    ! [X2,X3,X0,X1,X8,X6,X7] :
      ( app(app(X8,cons(X6,nil)),X7) != X2
      | app(app(X7,cons(X6,nil)),X8) != X3
      | ~ ssList(X8)
      | ~ ssList(X7)
      | ~ ssItem(X6)
      | ~ sP6(X0,X1,X2,X3) ),
    inference(cnf_transformation,[],[f350]) ).

fof(f557,plain,
    ! [X2,X3,X0,X1] :
      ( ssItem(sK54(X0,X1))
      | ~ sP6(X0,X1,X2,X3) ),
    inference(cnf_transformation,[],[f350]) ).

fof(f558,plain,
    ! [X2,X3,X0,X1] :
      ( ssList(sK55(X0,X1))
      | ~ sP6(X0,X1,X2,X3) ),
    inference(cnf_transformation,[],[f350]) ).

fof(f559,plain,
    ! [X2,X3,X0,X1] :
      ( app(cons(sK54(X0,X1),nil),sK55(X0,X1)) = X1
      | ~ sP6(X0,X1,X2,X3) ),
    inference(cnf_transformation,[],[f350]) ).

fof(f560,plain,
    ! [X2,X3,X0,X1] :
      ( app(sK55(X0,X1),cons(sK54(X0,X1),nil)) = X0
      | ~ sP6(X0,X1,X2,X3) ),
    inference(cnf_transformation,[],[f350]) ).

fof(f561,plain,
    ssList(sK56),
    inference(cnf_transformation,[],[f355]) ).

fof(f565,plain,
    sK57 = sK59,
    inference(cnf_transformation,[],[f355]) ).

fof(f566,plain,
    sK56 = sK58,
    inference(cnf_transformation,[],[f355]) ).

fof(f567,plain,
    ( neq(sK57,nil)
    | sP6(sK58,sK59,sK56,sK57) ),
    inference(cnf_transformation,[],[f355]) ).

fof(f568,plain,
    ( ~ neq(sK59,nil)
    | sP6(sK58,sK59,sK56,sK57) ),
    inference(cnf_transformation,[],[f355]) ).

fof(f569,plain,
    ( ~ neq(sK59,nil)
    | sP6(sK58,sK59,sK58,sK59) ),
    inference(definition_unfolding,[],[f568,f566,f565]) ).

fof(f570,plain,
    ( neq(sK59,nil)
    | sP6(sK58,sK59,sK58,sK59) ),
    inference(definition_unfolding,[],[f567,f565,f566,f565]) ).

fof(f572,plain,
    ssList(sK58),
    inference(definition_unfolding,[],[f561,f566]) ).

fof(f600,plain,
    ! [X3,X0,X1,X8,X6,X7] :
      ( app(app(X7,cons(X6,nil)),X8) != X3
      | ~ ssList(X8)
      | ~ ssList(X7)
      | ~ ssItem(X6)
      | ~ sP6(X0,X1,app(app(X8,cons(X6,nil)),X7),X3) ),
    inference(equality_resolution,[],[f556]) ).

fof(f601,plain,
    ! [X0,X1,X8,X6,X7] :
      ( ~ ssList(X8)
      | ~ ssList(X7)
      | ~ ssItem(X6)
      | ~ sP6(X0,X1,app(app(X8,cons(X6,nil)),X7),app(app(X7,cons(X6,nil)),X8)) ),
    inference(equality_resolution,[],[f600]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f447]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f448]) ).

cnf(c_155,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    inference(cnf_transformation,[],[f462]) ).

cnf(c_232,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    inference(cnf_transformation,[],[f541]) ).

cnf(c_246,plain,
    ( ~ sP6(X0,X1,X2,X3)
    | app(sK55(X0,X1),cons(sK54(X0,X1),nil)) = X0 ),
    inference(cnf_transformation,[],[f560]) ).

cnf(c_247,plain,
    ( ~ sP6(X0,X1,X2,X3)
    | app(cons(sK54(X0,X1),nil),sK55(X0,X1)) = X1 ),
    inference(cnf_transformation,[],[f559]) ).

cnf(c_248,plain,
    ( ~ sP6(X0,X1,X2,X3)
    | ssList(sK55(X0,X1)) ),
    inference(cnf_transformation,[],[f558]) ).

cnf(c_249,plain,
    ( ~ sP6(X0,X1,X2,X3)
    | ssItem(sK54(X0,X1)) ),
    inference(cnf_transformation,[],[f557]) ).

cnf(c_250,plain,
    ( ~ sP6(X0,X1,app(app(X2,cons(X3,nil)),X4),app(app(X4,cons(X3,nil)),X2))
    | ~ ssItem(X3)
    | ~ ssList(X2)
    | ~ ssList(X4) ),
    inference(cnf_transformation,[],[f601]) ).

cnf(c_252,negated_conjecture,
    ( ~ neq(sK59,nil)
    | sP6(sK58,sK59,sK58,sK59) ),
    inference(cnf_transformation,[],[f569]) ).

cnf(c_253,negated_conjecture,
    ( sP6(sK58,sK59,sK58,sK59)
    | neq(sK59,nil) ),
    inference(cnf_transformation,[],[f570]) ).

cnf(c_257,negated_conjecture,
    ssList(sK58),
    inference(cnf_transformation,[],[f572]) ).

cnf(c_376,negated_conjecture,
    sP6(sK58,sK59,sK58,sK59),
    inference(global_subsumption_just,[status(thm)],[c_253,c_253,c_252]) ).

cnf(c_378,negated_conjecture,
    sP6(sK58,sK59,sK58,sK59),
    inference(global_subsumption_just,[status(thm)],[c_252,c_376]) ).

cnf(c_1848,plain,
    ( X0 != sK58
    | X1 != sK59
    | X2 != sK58
    | X3 != sK59
    | ssItem(sK54(X0,X1)) ),
    inference(resolution_lifted,[status(thm)],[c_249,c_378]) ).

cnf(c_1849,plain,
    ssItem(sK54(sK58,sK59)),
    inference(unflattening,[status(thm)],[c_1848]) ).

cnf(c_1853,plain,
    ( X0 != sK58
    | X1 != sK59
    | X2 != sK58
    | X3 != sK59
    | ssList(sK55(X0,X1)) ),
    inference(resolution_lifted,[status(thm)],[c_248,c_378]) ).

cnf(c_1854,plain,
    ssList(sK55(sK58,sK59)),
    inference(unflattening,[status(thm)],[c_1853]) ).

cnf(c_1858,plain,
    ( X0 != sK58
    | X1 != sK59
    | X2 != sK58
    | X3 != sK59
    | app(cons(sK54(X0,X1),nil),sK55(X0,X1)) = X1 ),
    inference(resolution_lifted,[status(thm)],[c_247,c_378]) ).

cnf(c_1859,plain,
    app(cons(sK54(sK58,sK59),nil),sK55(sK58,sK59)) = sK59,
    inference(unflattening,[status(thm)],[c_1858]) ).

cnf(c_1863,plain,
    ( X0 != sK58
    | X1 != sK59
    | X2 != sK58
    | X3 != sK59
    | app(sK55(X0,X1),cons(sK54(X0,X1),nil)) = X0 ),
    inference(resolution_lifted,[status(thm)],[c_246,c_378]) ).

cnf(c_1864,plain,
    app(sK55(sK58,sK59),cons(sK54(sK58,sK59),nil)) = sK58,
    inference(unflattening,[status(thm)],[c_1863]) ).

cnf(c_1868,plain,
    ( app(app(X0,cons(X1,nil)),X2) != sK58
    | app(app(X2,cons(X1,nil)),X0) != sK59
    | X3 != sK58
    | X4 != sK59
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2) ),
    inference(resolution_lifted,[status(thm)],[c_250,c_378]) ).

cnf(c_1869,plain,
    ( app(app(X0,cons(X1,nil)),X2) != sK58
    | app(app(X2,cons(X1,nil)),X0) != sK59
    | ~ ssItem(X1)
    | ~ ssList(X0)
    | ~ ssList(X2) ),
    inference(unflattening,[status(thm)],[c_1868]) ).

cnf(c_6435,plain,
    ( app(app(X0_13,cons(X0_14,nil)),X1_13) != sK58
    | app(app(X1_13,cons(X0_14,nil)),X0_13) != sK59
    | ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ~ ssList(X1_13) ),
    inference(subtyping,[status(esa)],[c_1869]) ).

cnf(c_6436,plain,
    app(sK55(sK58,sK59),cons(sK54(sK58,sK59),nil)) = sK58,
    inference(subtyping,[status(esa)],[c_1864]) ).

cnf(c_6437,plain,
    app(cons(sK54(sK58,sK59),nil),sK55(sK58,sK59)) = sK59,
    inference(subtyping,[status(esa)],[c_1859]) ).

cnf(c_6439,plain,
    ssItem(sK54(sK58,sK59)),
    inference(subtyping,[status(esa)],[c_1849]) ).

cnf(c_6446,negated_conjecture,
    ssList(sK58),
    inference(subtyping,[status(esa)],[c_257]) ).

cnf(c_6459,plain,
    ( ~ ssList(X0_13)
    | app(X0_13,nil) = X0_13 ),
    inference(subtyping,[status(esa)],[c_232]) ).

cnf(c_6524,plain,
    ( ~ ssList(X0_13)
    | app(nil,X0_13) = X0_13 ),
    inference(subtyping,[status(esa)],[c_155]) ).

cnf(c_6538,plain,
    ssList(nil),
    inference(subtyping,[status(esa)],[c_141]) ).

cnf(c_6539,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | ssList(cons(X0_14,X0_13)) ),
    inference(subtyping,[status(esa)],[c_140]) ).

cnf(c_9533,plain,
    app(sK58,nil) = sK58,
    inference(superposition,[status(thm)],[c_6446,c_6459]) ).

cnf(c_228894,plain,
    ( app(app(X0_13,cons(sK54(sK58,sK59),nil)),sK55(sK58,sK59)) != sK59
    | app(sK58,X0_13) != sK58
    | ~ ssItem(sK54(sK58,sK59))
    | ~ ssList(sK55(sK58,sK59))
    | ~ ssList(X0_13) ),
    inference(superposition,[status(thm)],[c_6436,c_6435]) ).

cnf(c_228904,plain,
    ( app(app(X0_13,cons(sK54(sK58,sK59),nil)),sK55(sK58,sK59)) != sK59
    | app(sK58,X0_13) != sK58
    | ~ ssList(X0_13) ),
    inference(global_subsumption_just,[status(thm)],[c_228894,c_1849,c_1854,c_228894]) ).

cnf(c_228921,plain,
    ( ~ ssItem(X0_14)
    | ~ ssList(X0_13)
    | app(nil,cons(X0_14,X0_13)) = cons(X0_14,X0_13) ),
    inference(superposition,[status(thm)],[c_6539,c_6524]) ).

cnf(c_234226,plain,
    ( ~ ssList(X0_13)
    | app(nil,cons(sK54(sK58,sK59),X0_13)) = cons(sK54(sK58,sK59),X0_13) ),
    inference(superposition,[status(thm)],[c_6439,c_228921]) ).

cnf(c_234451,plain,
    app(nil,cons(sK54(sK58,sK59),nil)) = cons(sK54(sK58,sK59),nil),
    inference(superposition,[status(thm)],[c_6538,c_234226]) ).

cnf(c_234808,plain,
    ( app(cons(sK54(sK58,sK59),nil),sK55(sK58,sK59)) != sK59
    | app(sK58,nil) != sK58
    | ~ ssList(nil) ),
    inference(superposition,[status(thm)],[c_234451,c_228904]) ).

cnf(c_234809,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_234808,c_9533,c_6437,c_141]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.14  % Problem  : SWC417+1 : TPTP v8.1.2. Released v2.4.0.
% 0.07/0.14  % Command  : run_iprover %s %d THM
% 0.16/0.36  % Computer : n006.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit : 300
% 0.16/0.36  % WCLimit  : 300
% 0.16/0.36  % DateTime : Mon Aug 28 16:46:21 EDT 2023
% 0.16/0.36  % CPUTime  : 
% 0.22/0.50  Running first-order theorem proving
% 0.22/0.50  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 178.25/24.38  % SZS status Started for theBenchmark.p
% 178.25/24.38  % SZS status Theorem for theBenchmark.p
% 178.25/24.38  
% 178.25/24.38  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 178.25/24.38  
% 178.25/24.38  ------  iProver source info
% 178.25/24.38  
% 178.25/24.38  git: date: 2023-05-31 18:12:56 +0000
% 178.25/24.38  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 178.25/24.38  git: non_committed_changes: false
% 178.25/24.38  git: last_make_outside_of_git: false
% 178.25/24.38  
% 178.25/24.38  ------ Parsing...
% 178.25/24.38  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 178.25/24.38  
% 178.25/24.38  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe:8:0s pe_e  sup_sim: 0  sf_s  rm: 6 0s  sf_e  pe_s  pe_e 
% 178.25/24.38  
% 178.25/24.38  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 178.25/24.38  
% 178.25/24.38  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 178.25/24.38  ------ Proving...
% 178.25/24.38  ------ Problem Properties 
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  clauses                                 188
% 178.25/24.38  conjectures                             2
% 178.25/24.38  EPR                                     52
% 178.25/24.38  Horn                                    120
% 178.25/24.38  unary                                   23
% 178.25/24.38  binary                                  40
% 178.25/24.38  lits                                    630
% 178.25/24.38  lits eq                                 83
% 178.25/24.38  fd_pure                                 0
% 178.25/24.38  fd_pseudo                               0
% 178.25/24.38  fd_cond                                 21
% 178.25/24.38  fd_pseudo_cond                          14
% 178.25/24.38  AC symbols                              0
% 178.25/24.38  
% 178.25/24.38  ------ Input Options Time Limit: Unbounded
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  ------ 
% 178.25/24.38  Current options:
% 178.25/24.38  ------ 
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  ------ Proving...
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  ------ Proving...
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  ------ Proving...
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  ------ Proving...
% 178.25/24.38  
% 178.25/24.38  
% 178.25/24.38  % SZS status Theorem for theBenchmark.p
% 178.25/24.38  
% 178.25/24.38  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 178.25/24.38  
% 178.25/24.39  
%------------------------------------------------------------------------------