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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SWC085+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM

% Computer : n012.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 : Tue Sep 29 01:02:22 PM UTC 2026

% Result   : Theorem 0.75s 0.86s
% Output   : Refutation 2.49s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   23
%            Number of leaves      :   15
% Syntax   : Number of formulae    :  115 (  18 unt;   7 def)
%            Number of atoms       :  428 (  59 equ)
%            Maximal formula atoms :   15 (   3 avg)
%            Number of connectives :  543 ( 230   ~; 223   |;  60   &)
%                                         (  13 <=>;  17  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   13 (  11 usr;   8 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-2 aty)
%            Number of variables   :  104 (   0 sgn  82   !;  22   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f5,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( frontsegP(X0,X1)
          <=> ? [X2] :
                ( ssList(X2)
                & app(X1,X2) = X0 ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax5) ).

fof(f7,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( segmentP(X0,X1)
          <=> ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( ssList(X3)
                    & app(app(X2,X1),X3) = X0 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax7) ).

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

fof(f26,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ssList(app(X0,X1)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax26) ).

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

fof(f55,axiom,
    ! [X0] :
      ( ssList(X0)
     => segmentP(X0,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax55) ).

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

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( X1 != X3
                    | X0 != X2
                    | ~ neq(X1,nil)
                    | ? [X4] :
                        ( ssList(X4)
                        & neq(X4,nil)
                        & segmentP(X1,X4)
                        & segmentP(X0,X4) )
                    | ( ( nil != X3
                        | nil != X2 )
                      & ( ~ neq(X2,nil)
                        | ~ frontsegP(X3,X2) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( X1 != X3
                      | X0 != X2
                      | ~ neq(X1,nil)
                      | ? [X4] :
                          ( ssList(X4)
                          & neq(X4,nil)
                          & segmentP(X1,X4)
                          & segmentP(X0,X4) )
                      | ( ( nil != X3
                          | nil != X2 )
                        & ( ~ neq(X2,nil)
                          | ~ frontsegP(X3,X2) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f101,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( frontsegP(X0,X1)
          <=> ? [X2] :
                ( ssList(X2)
                & app(X1,X2) = X0 ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f103,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( segmentP(X0,X1)
          <=> ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( ssList(X3)
                    & app(app(X2,X1),X3) = X0 ) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f132,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(app(X0,X1))
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f134,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f172,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f55]) ).

fof(f176,plain,
    ! [X0] :
      ( ( segmentP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f58]) ).

fof(f221,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( X1 = X3
                  & X0 = X2
                  & neq(X1,nil)
                  & ! [X4] :
                      ( ~ ssList(X4)
                      | ~ neq(X4,nil)
                      | ~ segmentP(X1,X4)
                      | ~ segmentP(X0,X4) )
                  & ( ( nil = X3
                      & nil = X2 )
                    | ( neq(X2,nil)
                      & frontsegP(X3,X2) ) )
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f222,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( X1 = X3
                  & X0 = X2
                  & neq(X1,nil)
                  & ! [X4] :
                      ( ~ ssList(X4)
                      | ~ neq(X4,nil)
                      | ~ segmentP(X1,X4)
                      | ~ segmentP(X0,X4) )
                  & ( ( nil = X3
                      & nil = X2 )
                    | ( neq(X2,nil)
                      & frontsegP(X3,X2) ) )
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f221]) ).

fof(f240,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | app(X1,X2) != X0 ) )
            & ( ? [X2] :
                  ( ssList(X2)
                  & app(X1,X2) = X0 )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f101]) ).

fof(f241,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | app(X1,X2) != X0 ) )
            & ( ? [X3] :
                  ( ssList(X3)
                  & app(X1,X3) = X0 )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f240]) ).

fof(f242,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( frontsegP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | app(X1,X2) != X0 ) )
            & ( ( ssList(sK11(X0,X1))
                & app(X1,sK11(X0,X1)) = X0 )
              | ~ frontsegP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK11]),skolemize(X3,sK11(X0,X1))],[f241]) ).

fof(f246,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | ! [X3] :
                      ( ~ ssList(X3)
                      | app(app(X2,X1),X3) != X0 ) ) )
            & ( ? [X2] :
                  ( ssList(X2)
                  & ? [X3] :
                      ( ssList(X3)
                      & app(app(X2,X1),X3) = X0 ) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f103]) ).

fof(f247,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | ! [X3] :
                      ( ~ ssList(X3)
                      | app(app(X2,X1),X3) != X0 ) ) )
            & ( ? [X4] :
                  ( ssList(X4)
                  & ? [X5] :
                      ( ssList(X5)
                      & app(app(X4,X1),X5) = X0 ) )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f246]) ).

fof(f248,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( segmentP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | ! [X3] :
                      ( ~ ssList(X3)
                      | app(app(X2,X1),X3) != X0 ) ) )
            & ( ( ssList(sK13(X0,X1))
                & ssList(sK14(X0,X1))
                & app(app(sK13(X0,X1),X1),sK14(X0,X1)) = X0 )
              | ~ segmentP(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK13,sK14]),skolemize(X4,sK13(X0,X1)),skolemize(X5,sK14(X0,X1))],[f247]) ).

fof(f285,plain,
    ! [X0] :
      ( ( ( segmentP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ segmentP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f176]) ).

fof(f296,plain,
    ( sK54 = sK56
    & sK53 = sK55
    & neq(sK54,nil)
    & ! [X4] :
        ( ~ ssList(X4)
        | ~ neq(X4,nil)
        | ~ segmentP(sK54,X4)
        | ~ segmentP(sK53,X4) )
    & ( ( nil = sK56
        & nil = sK55 )
      | ( neq(sK55,nil)
        & frontsegP(sK56,sK55) ) )
    & ssList(sK56)
    & ssList(sK55)
    & ssList(sK54)
    & ssList(sK53) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK53,sK54,sK55,sK56]),skolemize(X0,sK53),skolemize(X1,sK54),skolemize(X2,sK55),skolemize(X3,sK56)],[f222]) ).

fof(f309,plain,
    ! [X0,X1] :
      ( ~ frontsegP(X0,X1)
      | app(X1,sK11(X0,X1)) = X0
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f242]) ).

fof(f310,plain,
    ! [X0,X1] :
      ( ssList(sK11(X0,X1))
      | ~ frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f242]) ).

fof(f318,plain,
    ! [X2,X3,X0,X1] :
      ( segmentP(X0,X1)
      | ~ ssList(X2)
      | ~ ssList(X3)
      | app(app(X2,X1),X3) != X0
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f248]) ).

fof(f389,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f401,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f132]) ).

fof(f403,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f134]) ).

fof(f440,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f172]) ).

fof(f444,plain,
    ! [X0] :
      ( segmentP(nil,X0)
      | nil != X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f285]) ).

fof(f498,plain,
    ssList(sK55),
    inference(cnf_transformation,[],[f296]) ).

fof(f499,plain,
    ssList(sK56),
    inference(cnf_transformation,[],[f296]) ).

fof(f500,plain,
    ( nil = sK55
    | frontsegP(sK56,sK55) ),
    inference(cnf_transformation,[],[f296]) ).

fof(f501,plain,
    ( nil = sK55
    | neq(sK55,nil) ),
    inference(cnf_transformation,[],[f296]) ).

fof(f502,plain,
    ( nil = sK56
    | frontsegP(sK56,sK55) ),
    inference(cnf_transformation,[],[f296]) ).

fof(f503,plain,
    ( nil = sK56
    | neq(sK55,nil) ),
    inference(cnf_transformation,[],[f296]) ).

fof(f504,plain,
    ! [X4] :
      ( ~ ssList(X4)
      | ~ neq(X4,nil)
      | ~ segmentP(sK54,X4)
      | ~ segmentP(sK53,X4) ),
    inference(cnf_transformation,[],[f296]) ).

fof(f505,plain,
    neq(sK54,nil),
    inference(cnf_transformation,[],[f296]) ).

fof(f506,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f296]) ).

fof(f507,plain,
    sK54 = sK56,
    inference(cnf_transformation,[],[f296]) ).

fof(f513,plain,
    ! [X2,X3,X1] :
      ( ~ ssList(app(app(X2,X1),X3))
      | ~ ssList(X2)
      | ~ ssList(X3)
      | ~ ssList(X1)
      | segmentP(app(app(X2,X1),X3),X1) ),
    inference(equality_resolution,[],[f318]) ).

fof(f527,plain,
    ( segmentP(nil,nil)
    | ~ ssList(nil) ),
    inference(equality_resolution,[],[f444]) ).

fof(f543,definition,
    ( spl57_1
  <=> frontsegP(sK56,sK55) ),
    introduced(definition,[new_symbols(definition,[spl57_1])],[avatar_definition]) ).

fof(f545,plain,
    ( frontsegP(sK56,sK55)
    | ~ spl57_1 ),
    inference(avatar_component_clause,[],[f543]) ).

fof(f547,definition,
    ( spl57_2
  <=> nil = sK55 ),
    introduced(definition,[new_symbols(definition,[spl57_2])],[avatar_definition]) ).

fof(f549,plain,
    ( nil = sK55
    | ~ spl57_2 ),
    inference(avatar_component_clause,[],[f547]) ).

fof(f550,plain,
    ( spl57_1
    | spl57_2 ),
    inference(avatar_split_clause,[],[f500,f547,f543]) ).

fof(f552,definition,
    ( spl57_3
  <=> neq(sK55,nil) ),
    introduced(definition,[new_symbols(definition,[spl57_3])],[avatar_definition]) ).

fof(f554,plain,
    ( neq(sK55,nil)
    | ~ spl57_3 ),
    inference(avatar_component_clause,[],[f552]) ).

fof(f555,plain,
    ( spl57_3
    | spl57_2 ),
    inference(avatar_split_clause,[],[f501,f547,f552]) ).

fof(f557,definition,
    ( spl57_4
  <=> nil = sK56 ),
    introduced(definition,[new_symbols(definition,[spl57_4])],[avatar_definition]) ).

fof(f559,plain,
    ( nil = sK56
    | ~ spl57_4 ),
    inference(avatar_component_clause,[],[f557]) ).

fof(f560,plain,
    ( spl57_1
    | spl57_4 ),
    inference(avatar_split_clause,[],[f502,f557,f543]) ).

fof(f561,plain,
    ( spl57_3
    | spl57_4 ),
    inference(avatar_split_clause,[],[f503,f557,f552]) ).

fof(f563,definition,
    ( spl57_5
  <=> ssList(nil) ),
    introduced(definition,[new_symbols(definition,[spl57_5])],[avatar_definition]) ).

fof(f564,plain,
    ( ssList(nil)
    | ~ spl57_5 ),
    inference(avatar_component_clause,[],[f563]) ).

fof(f582,definition,
    ( spl57_9
  <=> segmentP(nil,nil) ),
    introduced(definition,[new_symbols(definition,[spl57_9])],[avatar_definition]) ).

fof(f584,plain,
    ( segmentP(nil,nil)
    | ~ spl57_9 ),
    inference(avatar_component_clause,[],[f582]) ).

fof(f585,plain,
    ( ~ spl57_5
    | spl57_9 ),
    inference(avatar_split_clause,[],[f527,f582,f563]) ).

fof(f596,plain,
    spl57_5,
    inference(avatar_split_clause,[],[f389,f563]) ).

fof(f598,plain,
    neq(sK56,nil),
    inference(superposition,[],[f505,f507]) ).

fof(f604,plain,
    ! [X4] :
      ( ~ segmentP(sK56,X4)
      | ~ ssList(X4)
      | ~ neq(X4,nil)
      | ~ segmentP(sK53,X4) ),
    inference(forward_demodulation,[],[f504,f507]) ).

fof(f605,plain,
    ( ! [X4] :
        ( ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ neq(X4,nil)
        | ~ segmentP(sK53,X4) )
    | ~ spl57_4 ),
    inference(forward_demodulation,[],[f604,f559]) ).

fof(f606,plain,
    ( ! [X4] :
        ( ~ segmentP(sK55,X4)
        | ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ neq(X4,nil) )
    | ~ spl57_4 ),
    inference(forward_demodulation,[],[f605,f506]) ).

fof(f607,plain,
    ( ! [X4] :
        ( ~ segmentP(nil,X4)
        | ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ neq(X4,nil) )
    | ~ spl57_2
    | ~ spl57_4 ),
    inference(forward_demodulation,[],[f606,f549]) ).

fof(f608,plain,
    ( ! [X4] :
        ( ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ neq(X4,nil) )
    | ~ spl57_2
    | ~ spl57_4 ),
    inference(duplicate_literal_removal,[],[f607]) ).

fof(f609,plain,
    ( neq(nil,nil)
    | ~ spl57_4 ),
    inference(forward_demodulation,[],[f598,f559]) ).

fof(f610,plain,
    ( ~ ssList(nil)
    | ~ neq(nil,nil)
    | ~ spl57_2
    | ~ spl57_4
    | ~ spl57_9 ),
    inference(resolution,[],[f584,f608]) ).

fof(f611,plain,
    ( ~ neq(nil,nil)
    | ~ spl57_2
    | ~ spl57_4
    | ~ spl57_5
    | ~ spl57_9 ),
    inference(forward_subsumption_resolution,[],[f610,f564]) ).

fof(f612,plain,
    ( $false
    | ~ spl57_2
    | ~ spl57_4
    | ~ spl57_5
    | ~ spl57_9 ),
    inference(forward_subsumption_resolution,[],[f611,f609]) ).

fof(f613,plain,
    ( ~ spl57_2
    | ~ spl57_4
    | ~ spl57_5
    | ~ spl57_9 ),
    inference(avatar_contradiction_clause,[],[f612]) ).

fof(f616,plain,
    ! [X4] :
      ( ~ segmentP(sK56,X4)
      | ~ segmentP(sK55,X4)
      | ~ ssList(X4)
      | ~ neq(X4,nil) ),
    inference(forward_demodulation,[],[f604,f506]) ).

fof(f857,plain,
    ( sK56 = app(sK55,sK11(sK56,sK55))
    | ~ ssList(sK55)
    | ~ ssList(sK56)
    | ~ spl57_1 ),
    inference(resolution,[],[f309,f545]) ).

fof(f862,plain,
    ( sK56 = app(sK55,sK11(sK56,sK55))
    | ~ ssList(sK56)
    | ~ spl57_1 ),
    inference(forward_subsumption_resolution,[],[f857,f498]) ).

fof(f866,plain,
    ( sK56 = app(sK55,sK11(sK56,sK55))
    | ~ spl57_1 ),
    inference(forward_subsumption_resolution,[],[f862,f499]) ).

fof(f874,definition,
    ( spl57_16
  <=> ssList(sK11(sK56,sK55)) ),
    introduced(definition,[new_symbols(definition,[spl57_16])],[avatar_definition]) ).

fof(f875,plain,
    ( ssList(sK11(sK56,sK55))
    | ~ spl57_16 ),
    inference(avatar_component_clause,[],[f874]) ).

fof(f876,plain,
    ( ~ ssList(sK11(sK56,sK55))
    | spl57_16 ),
    inference(avatar_component_clause,[],[f874]) ).

fof(f893,plain,
    ( ~ frontsegP(sK56,sK55)
    | ~ ssList(sK55)
    | ~ ssList(sK56)
    | spl57_16 ),
    inference(resolution,[],[f876,f310]) ).

fof(f894,plain,
    ( ~ ssList(sK55)
    | ~ ssList(sK56)
    | ~ spl57_1
    | spl57_16 ),
    inference(forward_subsumption_resolution,[],[f893,f545]) ).

fof(f895,plain,
    ( ~ ssList(sK56)
    | ~ spl57_1
    | spl57_16 ),
    inference(forward_subsumption_resolution,[],[f894,f498]) ).

fof(f896,plain,
    ( $false
    | ~ spl57_1
    | spl57_16 ),
    inference(forward_subsumption_resolution,[],[f895,f499]) ).

fof(f897,plain,
    ( ~ spl57_1
    | spl57_16 ),
    inference(avatar_contradiction_clause,[],[f896]) ).

fof(f1711,plain,
    ! [X0,X1] :
      ( ~ ssList(app(X0,X1))
      | ~ ssList(nil)
      | ~ ssList(X1)
      | ~ ssList(X0)
      | segmentP(app(X0,X1),X0)
      | ~ ssList(X0) ),
    inference(superposition,[],[f513,f403]) ).

fof(f1718,plain,
    ! [X0,X1] :
      ( ~ ssList(app(X0,X1))
      | ~ ssList(nil)
      | ~ ssList(X1)
      | ~ ssList(X0)
      | segmentP(app(X0,X1),X0) ),
    inference(duplicate_literal_removal,[],[f1711]) ).

fof(f1727,plain,
    ! [X0,X1] :
      ( ~ ssList(nil)
      | ~ ssList(X1)
      | ~ ssList(X0)
      | segmentP(app(X0,X1),X0) ),
    inference(forward_subsumption_resolution,[],[f1718,f401]) ).

fof(f1733,plain,
    ( ! [X0,X1] :
        ( segmentP(app(X0,X1),X0)
        | ~ ssList(X0)
        | ~ ssList(X1) )
    | ~ spl57_5 ),
    inference(forward_subsumption_resolution,[],[f1727,f564]) ).

fof(f2373,plain,
    ( segmentP(sK56,sK55)
    | ~ ssList(sK55)
    | ~ ssList(sK11(sK56,sK55))
    | ~ spl57_1
    | ~ spl57_5 ),
    inference(superposition,[],[f1733,f866]) ).

fof(f2385,plain,
    ( segmentP(sK56,sK55)
    | ~ ssList(sK11(sK56,sK55))
    | ~ spl57_1
    | ~ spl57_5 ),
    inference(forward_subsumption_resolution,[],[f2373,f498]) ).

fof(f2394,plain,
    ( segmentP(sK56,sK55)
    | ~ spl57_1
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(forward_subsumption_resolution,[],[f2385,f875]) ).

fof(f2402,plain,
    ( ~ segmentP(sK55,sK55)
    | ~ ssList(sK55)
    | ~ neq(sK55,nil)
    | ~ spl57_1
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(resolution,[],[f2394,f616]) ).

fof(f2410,plain,
    ( ~ ssList(sK55)
    | ~ neq(sK55,nil)
    | ~ spl57_1
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(forward_subsumption_resolution,[],[f2402,f440]) ).

fof(f2414,plain,
    ( ~ neq(sK55,nil)
    | ~ spl57_1
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(forward_subsumption_resolution,[],[f2410,f498]) ).

fof(f2415,plain,
    ( $false
    | ~ spl57_1
    | ~ spl57_3
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(forward_subsumption_resolution,[],[f2414,f554]) ).

fof(f2416,plain,
    ( ~ spl57_1
    | ~ spl57_3
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(avatar_contradiction_clause,[],[f2415]) ).

cnf(s1,plain,
    ( spl57_1
    | spl57_2 ),
    inference(sat_conversion,[],[f550]) ).

cnf(s2,plain,
    ( spl57_2
    | spl57_3 ),
    inference(sat_conversion,[],[f555]) ).

cnf(s3,plain,
    ( spl57_1
    | spl57_4 ),
    inference(sat_conversion,[],[f560]) ).

cnf(s4,plain,
    ( spl57_3
    | spl57_4 ),
    inference(sat_conversion,[],[f561]) ).

cnf(s10,plain,
    ( ~ spl57_5
    | spl57_9 ),
    inference(sat_conversion,[],[f585]) ).

cnf(s13,plain,
    spl57_5,
    inference(sat_conversion,[],[f596]) ).

cnf(s16,plain,
    ( ~ spl57_2
    | ~ spl57_4
    | ~ spl57_5
    | ~ spl57_9 ),
    inference(sat_conversion,[],[f613]) ).

cnf(s21,plain,
    ( ~ spl57_1
    | spl57_16 ),
    inference(sat_conversion,[],[f897]) ).

cnf(s66,plain,
    ( ~ spl57_1
    | ~ spl57_3
    | ~ spl57_5
    | ~ spl57_16 ),
    inference(sat_conversion,[],[f2416]) ).

cnf(s69,plain,
    spl57_9,
    inference(rat,[],[s10,s13]) ).

cnf(s71,plain,
    spl57_1,
    inference(rat,[],[s16,s1,s3,s13,s69]) ).

cnf(s72,plain,
    spl57_16,
    inference(rat,[],[s21,s71]) ).

cnf(s73,plain,
    ~ spl57_3,
    inference(rat,[],[s66,s72,s13,s71]) ).

cnf(s75,plain,
    spl57_4,
    inference(rat,[],[s4,s73]) ).

cnf(s76,plain,
    spl57_2,
    inference(rat,[],[s2,s73]) ).

cnf(s77,plain,
    $false,
    inference(rat,[],[s16,s69,s13,s75,s76]) ).

fof(f2417,plain,
    $false,
    inference(avatar_sat_refutation,[],[s77]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01  % Problem  : SWC085+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.03  % Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.04/0.31  % Computer : n012.cluster.edu
% 0.04/0.31  % Model    : x86_64 x86_64
% 0.04/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.04/0.31  % Memory   : 8046.5625MB
% 0.04/0.31  % OS       : Linux 6.8.0-71-generic
% 0.04/0.31  % CPULimit : 300
% 0.04/0.31  % WCLimit  : 300
% 0.04/0.31  % DateTime : Mon Sep 28 07:48:14 UTC 2026
% 0.04/0.31  % CPUTime  : 
% 0.04/0.31  Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.07/0.33  Running first-order theorem proving
% 0.07/0.33  Running: /export/starexec/sandbox/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.75/0.86  % (3221691)Detected formulas, will run a generic FOF schedule.
% 0.75/0.86  % (3221696)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=full:npcc=on:drc=off:sp=weighted_frequency:spb=goal:fd=preordered:foolp=on:random_seed=1487399468:i=141193_2999 on theBenchmark for (2999ds/141193Mi)
% 0.75/0.86  % (3221702)dis-21_1_sil=8000:lcm=predicate:random_seed=1530653377:st=5:avsq=on:i=129:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/129Mi)
% 0.75/0.86  % (3221698)lrs+1010_1_anc=all:sfv=off:to=kbo:ncem=casc2026/models/loop7.pt:sil=128000:npcc=on:prc=on:sos=all:bsr=unit_only:sac=on:random_seed=1522527499:i=141695:sd=1:nm=32:gsp=on:ss=included_2999 on theBenchmark for (2999ds/141695Mi)
% 0.75/0.86  % (3221697)lrs+11_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:lma=off:spb=units:urr=ec_only:bce=on:s2agt=64:updr=off:random_seed=3412576803:i=134677:sd=20:aac=none:nm=16:ss=included:sgt=10_2999 on theBenchmark for (2999ds/134677Mi)
% 0.75/0.86  % (3221699)lrs+1010_1_to=lpo:sil=32000:sos=on:spb=goal_then_units:bce=on:random_seed=2829583408:i=109:sd=1:ins=1:gsp=on:ss=axioms_2999 on theBenchmark for (2999ds/109Mi)
% 0.75/0.86  % (3221700)dis-1010_2:3_sil=16000:sp=reverse_frequency:random_seed=593257227:i=119:av=off:ss=axioms_2999 on theBenchmark for (2999ds/119Mi)
% 0.75/0.86  % (3221701)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=800682114:s2a=on:i=139:gtg=position_2999 on theBenchmark for (2999ds/139Mi)
% 0.75/0.86  % (3221701)First to succeed.
% 0.75/0.86  % (3221701)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-3221691"
% 0.75/0.86  % (3221700)Instruction limit reached! 
% 0.75/0.86  % (3221700)------------------------------
% 0.75/0.86  % (3221700)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.75/0.86  % (3221700)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.75/0.86  % (3221700)CaDiCaL version: 2.1.3
% 0.75/0.86  % (3221700)Termination reason: Instruction limit
% 0.75/0.86  % (3221700)Termination phase: Saturation
% 0.75/0.86  % (3221700)Time elapsed: 0.034 s
% 0.75/0.86  % (3221700)Peak memory usage: 88 MB
% 0.75/0.86  % (3221700)Instructions burned: 120 (million)
% 0.75/0.86  % (3221699)Instruction limit reached! 
% 0.75/0.86  % (3221699)------------------------------
% 0.75/0.86  % (3221699)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.75/0.86  % (3221699)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.75/0.86  % (3221699)CaDiCaL version: 2.1.3
% 0.75/0.86  % (3221699)Termination reason: Instruction limit
% 0.75/0.86  % (3221699)Termination phase: Saturation
% 0.75/0.86  % (3221699)Time elapsed: 0.036 s
% 0.75/0.86  % (3221699)Peak memory usage: 89 MB
% 0.75/0.86  % (3221699)Instructions burned: 109 (million)
% 0.75/0.86  % (3221702)Instruction limit reached! 
% 0.75/0.86  % (3221702)------------------------------
% 0.75/0.86  % (3221702)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 0.75/0.86  % (3221702)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.75/0.86  % (3221702)CaDiCaL version: 2.1.3
% 0.75/0.86  % (3221702)Termination reason: Instruction limit
% 0.75/0.86  % (3221702)Termination phase: Saturation
% 0.75/0.86  % (3221702)Time elapsed: 0.041 s
% 0.75/0.86  % (3221702)Peak memory usage: 90 MB
% 0.75/0.86  % (3221702)Instructions burned: 130 (million)
% 0.75/0.86  % (3221711)lrs+10_1_sil=32000:urr=on:br=off:random_seed=4274368992:i=157:sd=1:gtg=position:ss=axioms:sgt=8_2998 on theBenchmark for (2998ds/157Mi)
% 0.75/0.86  % (3221710)lrs+10_1_sil=8000:sp=occurrence:random_seed=248153573:i=285:sd=3:ss=axioms:sgt=8_2998 on theBenchmark for (2998ds/285Mi)
% 0.75/0.86  % (3221712)lrs+1011_1_sil=32000:sp=occurrence:random_seed=230551308:i=325:sd=1:ss=axioms:sgt=32_2998 on theBenchmark for (2998ds/325Mi)
% 0.75/0.86  % (3221701)Refutation found. Thanks to Tanya!
% 0.75/0.86  % SZS status Theorem for theBenchmark
% 0.75/0.86  % SZS output start Proof for theBenchmark
% See solution above
% 2.49/0.96  % (3221701)------------------------------
% 2.49/0.96  % (3221701)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 2.49/0.96  % (3221701)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 2.49/0.96  % (3221701)CaDiCaL version: 2.1.3
% 2.49/0.96  % (3221701)Termination reason: Refutation
% 2.49/0.96  % (3221701)Time elapsed: 0.028 s
% 2.49/0.96  % (3221701)Peak memory usage: 90 MB
% 2.49/0.96  % (3221701)Instructions burned: 77 (million)
% 2.49/0.96  % (3221701)------------------------------
% 2.49/0.96  % (3221701)------------------------------
% 2.49/0.96  % (3221691)Success in time 0.323 s
% 2.49/0.96  % Vampire exiting
%------------------------------------------------------------------------------