TSTP Solution File: SWC324+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SWC324+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n029.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 : Fri May  3 03:12:00 EDT 2024

% Result   : Theorem 53.89s 8.29s
% Output   : CNFRefutation 53.89s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named f588)

% Comments : 
%------------------------------------------------------------------------------
fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( neq(X0,X1)
          <=> X0 != X1 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax15) ).

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(f22,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => ssItem(hd(X0)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax22) ).

fof(f24,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => ssList(tl(X0)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax24) ).

fof(f58,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( segmentP(nil,X0)
      <=> nil = X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax58) ).

fof(f78,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( nil != X0
       => cons(hd(X0),tl(X0)) = X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax78) ).

fof(f81,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) = app(cons(X1,nil),X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax81) ).

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

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

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

fof(f119,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( neq(X0,X1)
          <=> X0 != X1 )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f15]) ).

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

fof(f127,plain,
    ! [X0] :
      ( ssItem(hd(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f22]) ).

fof(f128,plain,
    ! [X0] :
      ( ssItem(hd(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f127]) ).

fof(f130,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f131,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f130]) ).

fof(f177,plain,
    ! [X0] :
      ( ( segmentP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f58]) ).

fof(f193,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f78]) ).

fof(f194,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f193]) ).

fof(f199,plain,
    ! [X0] :
      ( ! [X1] :
          ( cons(X1,X0) = app(cons(X1,nil),X0)
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f81]) ).

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

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

fof(f316,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( neq(X0,X1)
              | X0 = X1 )
            & ( X0 != X1
              | ~ neq(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f119]) ).

fof(f330,plain,
    ! [X0] :
      ( ( ( segmentP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ segmentP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f177]) ).

fof(f343,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( nil != X3
                      | nil = X2 )
                    & ! [X4] :
                        ( ! [X5] :
                            ( app(cons(X4,nil),X5) != X3
                            | app(X5,cons(X4,nil)) = X2
                            | ~ ssList(X5) )
                        | ~ ssItem(X4) )
                    & ! [X6] :
                        ( ! [X7] :
                            ( app(X7,X6) != X0
                            | app(X6,X7) != X1
                            | ~ ssList(X7) )
                        | ~ ssList(X6) )
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( nil != X3
                    | nil = X2 )
                  & ! [X4] :
                      ( ! [X5] :
                          ( app(cons(X4,nil),X5) != X3
                          | app(X5,cons(X4,nil)) = X2
                          | ~ ssList(X5) )
                      | ~ ssItem(X4) )
                  & ! [X6] :
                      ( ! [X7] :
                          ( app(X7,X6) != sK53
                          | app(X6,X7) != X1
                          | ~ ssList(X7) )
                      | ~ ssList(X6) )
                  & sK53 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK53) ) ),
    introduced(choice_axiom,[]) ).

fof(f344,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( nil != X3
                  | nil = X2 )
                & ! [X4] :
                    ( ! [X5] :
                        ( app(cons(X4,nil),X5) != X3
                        | app(X5,cons(X4,nil)) = X2
                        | ~ ssList(X5) )
                    | ~ ssItem(X4) )
                & ! [X6] :
                    ( ! [X7] :
                        ( app(X7,X6) != sK53
                        | app(X6,X7) != X1
                        | ~ ssList(X7) )
                    | ~ ssList(X6) )
                & sK53 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( nil != X3
                | nil = X2 )
              & ! [X4] :
                  ( ! [X5] :
                      ( app(cons(X4,nil),X5) != X3
                      | app(X5,cons(X4,nil)) = X2
                      | ~ ssList(X5) )
                  | ~ ssItem(X4) )
              & ! [X6] :
                  ( ! [X7] :
                      ( app(X7,X6) != sK53
                      | app(X6,X7) != sK54
                      | ~ ssList(X7) )
                  | ~ ssList(X6) )
              & sK53 = X2
              & sK54 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK54) ) ),
    introduced(choice_axiom,[]) ).

fof(f345,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( nil != X3
              | nil = X2 )
            & ! [X4] :
                ( ! [X5] :
                    ( app(cons(X4,nil),X5) != X3
                    | app(X5,cons(X4,nil)) = X2
                    | ~ ssList(X5) )
                | ~ ssItem(X4) )
            & ! [X6] :
                ( ! [X7] :
                    ( app(X7,X6) != sK53
                    | app(X6,X7) != sK54
                    | ~ ssList(X7) )
                | ~ ssList(X6) )
            & sK53 = X2
            & sK54 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( nil != X3
            | nil = sK55 )
          & ! [X4] :
              ( ! [X5] :
                  ( app(cons(X4,nil),X5) != X3
                  | app(X5,cons(X4,nil)) = sK55
                  | ~ ssList(X5) )
              | ~ ssItem(X4) )
          & ! [X6] :
              ( ! [X7] :
                  ( app(X7,X6) != sK53
                  | app(X6,X7) != sK54
                  | ~ ssList(X7) )
              | ~ ssList(X6) )
          & sK53 = sK55
          & sK54 = X3
          & ssList(X3) )
      & ssList(sK55) ) ),
    introduced(choice_axiom,[]) ).

fof(f346,plain,
    ( ? [X3] :
        ( ( nil != X3
          | nil = sK55 )
        & ! [X4] :
            ( ! [X5] :
                ( app(cons(X4,nil),X5) != X3
                | app(X5,cons(X4,nil)) = sK55
                | ~ ssList(X5) )
            | ~ ssItem(X4) )
        & ! [X6] :
            ( ! [X7] :
                ( app(X7,X6) != sK53
                | app(X6,X7) != sK54
                | ~ ssList(X7) )
            | ~ ssList(X6) )
        & sK53 = sK55
        & sK54 = X3
        & ssList(X3) )
   => ( ( nil != sK56
        | nil = sK55 )
      & ! [X4] :
          ( ! [X5] :
              ( app(cons(X4,nil),X5) != sK56
              | app(X5,cons(X4,nil)) = sK55
              | ~ ssList(X5) )
          | ~ ssItem(X4) )
      & ! [X6] :
          ( ! [X7] :
              ( app(X7,X6) != sK53
              | app(X6,X7) != sK54
              | ~ ssList(X7) )
          | ~ ssList(X6) )
      & sK53 = sK55
      & sK54 = sK56
      & ssList(sK56) ) ),
    introduced(choice_axiom,[]) ).

fof(f347,plain,
    ( ( nil != sK56
      | nil = sK55 )
    & ! [X4] :
        ( ! [X5] :
            ( app(cons(X4,nil),X5) != sK56
            | app(X5,cons(X4,nil)) = sK55
            | ~ ssList(X5) )
        | ~ ssItem(X4) )
    & ! [X6] :
        ( ! [X7] :
            ( app(X7,X6) != sK53
            | app(X6,X7) != sK54
            | ~ ssList(X7) )
        | ~ ssList(X6) )
    & sK53 = sK55
    & sK54 = sK56
    & ssList(sK56)
    & ssList(sK55)
    & ssList(sK54)
    & ssList(sK53) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK53,sK54,sK55,sK56])],[f222,f346,f345,f344,f343]) ).

fof(f438,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f316]) ).

fof(f439,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f440,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f448,plain,
    ! [X0] :
      ( ssItem(hd(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f128]) ).

fof(f450,plain,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f131]) ).

fof(f494,plain,
    ! [X0] :
      ( nil = X0
      | ~ segmentP(nil,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f330]) ).

fof(f495,plain,
    ! [X0] :
      ( segmentP(nil,X0)
      | nil != X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f330]) ).

fof(f525,plain,
    ! [X0] :
      ( cons(hd(X0),tl(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f194]) ).

fof(f528,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f199]) ).

fof(f533,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f202]) ).

fof(f548,plain,
    ssList(sK54),
    inference(cnf_transformation,[],[f347]) ).

fof(f551,plain,
    sK54 = sK56,
    inference(cnf_transformation,[],[f347]) ).

fof(f552,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f347]) ).

fof(f553,plain,
    ! [X6,X7] :
      ( app(X7,X6) != sK53
      | app(X6,X7) != sK54
      | ~ ssList(X7)
      | ~ ssList(X6) ),
    inference(cnf_transformation,[],[f347]) ).

fof(f554,plain,
    ! [X4,X5] :
      ( app(cons(X4,nil),X5) != sK56
      | app(X5,cons(X4,nil)) = sK55
      | ~ ssList(X5)
      | ~ ssItem(X4) ),
    inference(cnf_transformation,[],[f347]) ).

fof(f555,plain,
    ( nil != sK56
    | nil = sK55 ),
    inference(cnf_transformation,[],[f347]) ).

fof(f556,plain,
    ! [X6,X7] :
      ( app(X7,X6) != sK55
      | app(X6,X7) != sK56
      | ~ ssList(X7)
      | ~ ssList(X6) ),
    inference(definition_unfolding,[],[f553,f552,f551]) ).

fof(f557,plain,
    ssList(sK56),
    inference(definition_unfolding,[],[f548,f551]) ).

fof(f578,plain,
    ( segmentP(nil,nil)
    | ~ ssList(nil) ),
    inference(equality_resolution,[],[f495]) ).

cnf(c_138,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | X0 = X1
    | neq(X0,X1) ),
    inference(cnf_transformation,[],[f438]) ).

cnf(c_139,plain,
    ( ~ neq(X0,X0)
    | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f588]) ).

cnf(c_140,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[],[f439]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f440]) ).

cnf(c_149,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(hd(X0)) ),
    inference(cnf_transformation,[],[f448]) ).

cnf(c_151,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(tl(X0)) ),
    inference(cnf_transformation,[],[f450]) ).

cnf(c_195,plain,
    ( ~ ssList(nil)
    | segmentP(nil,nil) ),
    inference(cnf_transformation,[],[f578]) ).

cnf(c_196,plain,
    ( ~ segmentP(nil,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f494]) ).

cnf(c_224,plain,
    ( ~ ssList(X0)
    | cons(hd(X0),tl(X0)) = X0
    | X0 = nil ),
    inference(cnf_transformation,[],[f525]) ).

cnf(c_227,plain,
    ( ~ ssItem(X0)
    | ~ ssList(X1)
    | app(cons(X0,nil),X1) = cons(X0,X1) ),
    inference(cnf_transformation,[],[f528]) ).

cnf(c_229,plain,
    ( ~ ssList(nil)
    | app(nil,nil) = nil ),
    inference(cnf_transformation,[],[f591]) ).

cnf(c_232,plain,
    ( ~ ssList(X0)
    | app(X0,nil) = X0 ),
    inference(cnf_transformation,[],[f533]) ).

cnf(c_246,negated_conjecture,
    ( nil != sK56
    | nil = sK55 ),
    inference(cnf_transformation,[],[f555]) ).

cnf(c_247,negated_conjecture,
    ( app(cons(X0,nil),X1) != sK56
    | ~ ssItem(X0)
    | ~ ssList(X1)
    | app(X1,cons(X0,nil)) = sK55 ),
    inference(cnf_transformation,[],[f554]) ).

cnf(c_248,negated_conjecture,
    ( app(X0,X1) != sK55
    | app(X1,X0) != sK56
    | ~ ssList(X0)
    | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f556]) ).

cnf(c_251,negated_conjecture,
    ssList(sK56),
    inference(cnf_transformation,[],[f557]) ).

cnf(c_293,plain,
    ( ~ ssList(nil)
    | app(nil,nil) = nil ),
    inference(instantiation,[status(thm)],[c_232]) ).

cnf(c_302,plain,
    ( ~ segmentP(nil,nil)
    | ~ ssList(nil)
    | nil = nil ),
    inference(instantiation,[status(thm)],[c_196]) ).

cnf(c_367,plain,
    app(nil,nil) = nil,
    inference(global_subsumption_just,[status(thm)],[c_229,c_141,c_293]) ).

cnf(c_433,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_533,plain,
    ( nil != X0
    | sK56 != X0
    | nil = sK56 ),
    inference(instantiation,[status(thm)],[c_433]) ).

cnf(c_534,plain,
    ( nil != nil
    | sK56 != nil
    | nil = sK56 ),
    inference(instantiation,[status(thm)],[c_533]) ).

cnf(c_535,plain,
    ( app(X0,X1) != X2
    | sK56 != X2
    | app(X0,X1) = sK56 ),
    inference(instantiation,[status(thm)],[c_433]) ).

cnf(c_1649,plain,
    ( ~ ssList(X0)
    | ~ ssList(sK56)
    | sK56 = X0
    | neq(sK56,X0) ),
    inference(instantiation,[status(thm)],[c_138]) ).

cnf(c_1660,plain,
    ( ~ ssList(sK56)
    | cons(hd(sK56),tl(sK56)) = sK56
    | sK56 = nil ),
    inference(instantiation,[status(thm)],[c_224]) ).

cnf(c_1669,plain,
    ( ~ ssList(sK56)
    | sK56 = nil
    | ssList(tl(sK56)) ),
    inference(instantiation,[status(thm)],[c_151]) ).

cnf(c_1670,plain,
    ( ~ ssList(sK56)
    | sK56 = nil
    | ssItem(hd(sK56)) ),
    inference(instantiation,[status(thm)],[c_149]) ).

cnf(c_1678,plain,
    ( X0 != X1
    | sK56 != X1
    | sK56 = X0 ),
    inference(instantiation,[status(thm)],[c_433]) ).

cnf(c_1834,plain,
    ( app(nil,nil) != sK56
    | nil != sK55
    | ~ ssList(nil) ),
    inference(superposition,[status(thm)],[c_367,c_248]) ).

cnf(c_1835,plain,
    ( nil != sK55
    | app(nil,nil) != sK56 ),
    inference(global_subsumption_just,[status(thm)],[c_1834,c_141,c_1834]) ).

cnf(c_1836,plain,
    ( app(nil,nil) != sK56
    | nil != sK55 ),
    inference(renaming,[status(thm)],[c_1835]) ).

cnf(c_1839,plain,
    ( nil != sK56
    | nil != sK55 ),
    inference(light_normalisation,[status(thm)],[c_1836,c_367]) ).

cnf(c_1842,plain,
    nil != sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_1839,c_246]) ).

cnf(c_6189,plain,
    ( ~ ssList(sK56)
    | sK56 = sK56
    | neq(sK56,sK56) ),
    inference(instantiation,[status(thm)],[c_1649]) ).

cnf(c_6190,plain,
    ( ~ neq(sK56,sK56)
    | ~ ssList(sK56) ),
    inference(instantiation,[status(thm)],[c_139]) ).

cnf(c_6524,plain,
    ( X0 != sK56
    | sK56 != sK56
    | sK56 = X0 ),
    inference(instantiation,[status(thm)],[c_1678]) ).

cnf(c_10426,plain,
    ( ~ ssItem(hd(sK56))
    | ~ ssList(X0)
    | ssList(cons(hd(sK56),X0)) ),
    inference(instantiation,[status(thm)],[c_140]) ).

cnf(c_10427,plain,
    ( ~ ssItem(hd(sK56))
    | ~ ssList(nil)
    | ssList(cons(hd(sK56),nil)) ),
    inference(instantiation,[status(thm)],[c_10426]) ).

cnf(c_12454,plain,
    ( cons(hd(sK56),tl(sK56)) != sK56
    | sK56 != sK56
    | sK56 = cons(hd(sK56),tl(sK56)) ),
    inference(instantiation,[status(thm)],[c_6524]) ).

cnf(c_18255,plain,
    ( app(X0,X1) != cons(hd(sK56),tl(sK56))
    | sK56 != cons(hd(sK56),tl(sK56))
    | app(X0,X1) = sK56 ),
    inference(instantiation,[status(thm)],[c_535]) ).

cnf(c_20531,plain,
    ( app(cons(hd(sK56),nil),tl(sK56)) != cons(hd(sK56),tl(sK56))
    | sK56 != cons(hd(sK56),tl(sK56))
    | app(cons(hd(sK56),nil),tl(sK56)) = sK56 ),
    inference(instantiation,[status(thm)],[c_18255]) ).

cnf(c_20532,plain,
    ( ~ ssItem(hd(sK56))
    | ~ ssList(tl(sK56))
    | app(cons(hd(sK56),nil),tl(sK56)) = cons(hd(sK56),tl(sK56)) ),
    inference(instantiation,[status(thm)],[c_227]) ).

cnf(c_27431,plain,
    ( app(cons(hd(sK56),nil),tl(sK56)) != sK56
    | ~ ssItem(hd(sK56))
    | ~ ssList(tl(sK56))
    | app(tl(sK56),cons(hd(sK56),nil)) = sK55 ),
    inference(instantiation,[status(thm)],[c_247]) ).

cnf(c_27432,plain,
    ( app(cons(hd(sK56),nil),tl(sK56)) != sK56
    | app(tl(sK56),cons(hd(sK56),nil)) != sK55
    | ~ ssList(cons(hd(sK56),nil))
    | ~ ssList(tl(sK56)) ),
    inference(instantiation,[status(thm)],[c_248]) ).

cnf(c_27433,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_27432,c_27431,c_20532,c_20531,c_12454,c_10427,c_6190,c_6189,c_1842,c_1660,c_1669,c_1670,c_534,c_302,c_195,c_141,c_251]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13  % Problem  : SWC324+1 : TPTP v8.1.2. Released v2.4.0.
% 0.11/0.14  % Command  : run_iprover %s %d THM
% 0.15/0.35  % Computer : n029.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 300
% 0.15/0.35  % DateTime : Thu May  2 23:57:22 EDT 2024
% 0.15/0.35  % CPUTime  : 
% 0.22/0.48  Running first-order theorem proving
% 0.22/0.48  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 53.89/8.29  % SZS status Started for theBenchmark.p
% 53.89/8.29  % SZS status Theorem for theBenchmark.p
% 53.89/8.29  
% 53.89/8.29  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 53.89/8.29  
% 53.89/8.29  ------  iProver source info
% 53.89/8.29  
% 53.89/8.29  git: date: 2024-05-02 19:28:25 +0000
% 53.89/8.29  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 53.89/8.29  git: non_committed_changes: false
% 53.89/8.29  
% 53.89/8.29  ------ Parsing...
% 53.89/8.29  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 53.89/8.29  
% 53.89/8.29  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 1 0s  sf_e 
% 53.89/8.29  
% 53.89/8.29  ------ Preprocessing...
% 53.89/8.29  
% 53.89/8.29  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 53.89/8.29  ------ Proving...
% 53.89/8.29  ------ Problem Properties 
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  clauses                                 198
% 53.89/8.29  conjectures                             5
% 53.89/8.29  EPR                                     65
% 53.89/8.29  Horn                                    128
% 53.89/8.29  unary                                   18
% 53.89/8.29  binary                                  49
% 53.89/8.29  lits                                    663
% 53.89/8.29  lits eq                                 86
% 53.89/8.29  fd_pure                                 0
% 53.89/8.29  fd_pseudo                               0
% 53.89/8.29  fd_cond                                 21
% 53.89/8.29  fd_pseudo_cond                          16
% 53.89/8.29  AC symbols                              0
% 53.89/8.29  
% 53.89/8.29  ------ Input Options Time Limit: Unbounded
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  ------ 
% 53.89/8.29  Current options:
% 53.89/8.29  ------ 
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  ------ Proving...
% 53.89/8.29  
% 53.89/8.29  
% 53.89/8.29  % SZS status Theorem for theBenchmark.p
% 53.89/8.29  
% 53.89/8.29  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 53.89/8.29  
% 53.89/8.30  
%------------------------------------------------------------------------------