TSTP Solution File: SWC086+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SWC086+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s

% Computer : n025.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 : Wed Aug 31 18:38:42 EDT 2022

% Result   : Theorem 0.18s 0.50s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   65 (   6 unt;   0 def)
%            Number of atoms       :  325 (  70 equ)
%            Maximal formula atoms :   30 (   5 avg)
%            Number of connectives :  396 ( 136   ~; 131   |; 107   &)
%                                         (   8 <=>;  14  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   5 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :   11 (   9 usr;   7 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :   57 (  31   !;  26   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f277,plain,
    $false,
    inference(avatar_sat_refutation,[],[f234,f239,f244,f249,f250,f255,f262,f276]) ).

fof(f276,plain,
    ( ~ spl10_3
    | ~ spl10_7 ),
    inference(avatar_contradiction_clause,[],[f275]) ).

fof(f275,plain,
    ( $false
    | ~ spl10_3
    | ~ spl10_7 ),
    inference(subsumption_resolution,[],[f274,f229]) ).

fof(f229,plain,
    ( neq(sK8,nil)
    | ~ spl10_3 ),
    inference(avatar_component_clause,[],[f227]) ).

fof(f227,plain,
    ( spl10_3
  <=> neq(sK8,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_3])]) ).

fof(f274,plain,
    ( ~ neq(sK8,nil)
    | ~ spl10_7 ),
    inference(subsumption_resolution,[],[f273,f181]) ).

fof(f181,plain,
    ssList(sK8),
    inference(cnf_transformation,[],[f148]) ).

fof(f148,plain,
    ( ssList(sK6)
    & ( ( nil = sK8
        & nil = sK9 )
      | ( segmentP(sK9,sK8)
        & neq(sK8,nil) ) )
    & ssList(sK9)
    & sK9 = sK7
    & neq(sK7,nil)
    & ! [X4] :
        ( ~ ssList(X4)
        | ~ segmentP(sK6,X4)
        | ~ segmentP(sK7,X4)
        | ~ neq(X4,nil) )
    & sK6 = sK8
    & ssList(sK8)
    & ssList(sK7) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6,sK7,sK8,sK9])],[f123,f147,f146,f145,f144]) ).

fof(f144,plain,
    ( ? [X0] :
        ( ssList(X0)
        & ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( nil = X2
                        & nil = X3 )
                      | ( segmentP(X3,X2)
                        & neq(X2,nil) ) )
                    & ssList(X3)
                    & X1 = X3
                    & neq(X1,nil)
                    & ! [X4] :
                        ( ~ ssList(X4)
                        | ~ segmentP(X0,X4)
                        | ~ segmentP(X1,X4)
                        | ~ neq(X4,nil) )
                    & X0 = X2 )
                & ssList(X2) )
            & ssList(X1) ) )
   => ( ssList(sK6)
      & ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | ( segmentP(X3,X2)
                      & neq(X2,nil) ) )
                  & ssList(X3)
                  & X1 = X3
                  & neq(X1,nil)
                  & ! [X4] :
                      ( ~ ssList(X4)
                      | ~ segmentP(sK6,X4)
                      | ~ segmentP(X1,X4)
                      | ~ neq(X4,nil) )
                  & sK6 = X2 )
              & ssList(X2) )
          & ssList(X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f145,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( nil = X2
                    & nil = X3 )
                  | ( segmentP(X3,X2)
                    & neq(X2,nil) ) )
                & ssList(X3)
                & X1 = X3
                & neq(X1,nil)
                & ! [X4] :
                    ( ~ ssList(X4)
                    | ~ segmentP(sK6,X4)
                    | ~ segmentP(X1,X4)
                    | ~ neq(X4,nil) )
                & sK6 = X2 )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( nil = X2
                  & nil = X3 )
                | ( segmentP(X3,X2)
                  & neq(X2,nil) ) )
              & ssList(X3)
              & sK7 = X3
              & neq(sK7,nil)
              & ! [X4] :
                  ( ~ ssList(X4)
                  | ~ segmentP(sK6,X4)
                  | ~ segmentP(sK7,X4)
                  | ~ neq(X4,nil) )
              & sK6 = X2 )
          & ssList(X2) )
      & ssList(sK7) ) ),
    introduced(choice_axiom,[]) ).

fof(f146,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( nil = X2
                & nil = X3 )
              | ( segmentP(X3,X2)
                & neq(X2,nil) ) )
            & ssList(X3)
            & sK7 = X3
            & neq(sK7,nil)
            & ! [X4] :
                ( ~ ssList(X4)
                | ~ segmentP(sK6,X4)
                | ~ segmentP(sK7,X4)
                | ~ neq(X4,nil) )
            & sK6 = X2 )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ( nil = sK8
              & nil = X3 )
            | ( segmentP(X3,sK8)
              & neq(sK8,nil) ) )
          & ssList(X3)
          & sK7 = X3
          & neq(sK7,nil)
          & ! [X4] :
              ( ~ ssList(X4)
              | ~ segmentP(sK6,X4)
              | ~ segmentP(sK7,X4)
              | ~ neq(X4,nil) )
          & sK6 = sK8 )
      & ssList(sK8) ) ),
    introduced(choice_axiom,[]) ).

fof(f147,plain,
    ( ? [X3] :
        ( ( ( nil = sK8
            & nil = X3 )
          | ( segmentP(X3,sK8)
            & neq(sK8,nil) ) )
        & ssList(X3)
        & sK7 = X3
        & neq(sK7,nil)
        & ! [X4] :
            ( ~ ssList(X4)
            | ~ segmentP(sK6,X4)
            | ~ segmentP(sK7,X4)
            | ~ neq(X4,nil) )
        & sK6 = sK8 )
   => ( ( ( nil = sK8
          & nil = sK9 )
        | ( segmentP(sK9,sK8)
          & neq(sK8,nil) ) )
      & ssList(sK9)
      & sK9 = sK7
      & neq(sK7,nil)
      & ! [X4] :
          ( ~ ssList(X4)
          | ~ segmentP(sK6,X4)
          | ~ segmentP(sK7,X4)
          | ~ neq(X4,nil) )
      & sK6 = sK8 ) ),
    introduced(choice_axiom,[]) ).

fof(f123,plain,
    ? [X0] :
      ( ssList(X0)
      & ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil = X2
                      & nil = X3 )
                    | ( segmentP(X3,X2)
                      & neq(X2,nil) ) )
                  & ssList(X3)
                  & X1 = X3
                  & neq(X1,nil)
                  & ! [X4] :
                      ( ~ ssList(X4)
                      | ~ segmentP(X0,X4)
                      | ~ segmentP(X1,X4)
                      | ~ neq(X4,nil) )
                  & X0 = X2 )
              & ssList(X2) )
          & ssList(X1) ) ),
    inference(flattening,[],[f122]) ).

fof(f122,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( X1 = X3
                  & ( ( nil = X2
                      & nil = X3 )
                    | ( segmentP(X3,X2)
                      & neq(X2,nil) ) )
                  & ! [X4] :
                      ( ~ ssList(X4)
                      | ~ segmentP(X0,X4)
                      | ~ segmentP(X1,X4)
                      | ~ neq(X4,nil) )
                  & X0 = X2
                  & neq(X1,nil)
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

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

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

fof(f273,plain,
    ( ~ ssList(sK8)
    | ~ neq(sK8,nil)
    | ~ spl10_7 ),
    inference(subsumption_resolution,[],[f272,f248]) ).

fof(f248,plain,
    ( segmentP(sK7,sK8)
    | ~ spl10_7 ),
    inference(avatar_component_clause,[],[f246]) ).

fof(f246,plain,
    ( spl10_7
  <=> segmentP(sK7,sK8) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_7])]) ).

fof(f272,plain,
    ( ~ segmentP(sK7,sK8)
    | ~ neq(sK8,nil)
    | ~ ssList(sK8) ),
    inference(duplicate_literal_removal,[],[f271]) ).

fof(f271,plain,
    ( ~ ssList(sK8)
    | ~ neq(sK8,nil)
    | ~ ssList(sK8)
    | ~ segmentP(sK7,sK8) ),
    inference(resolution,[],[f172,f206]) ).

fof(f206,plain,
    ! [X4] :
      ( ~ segmentP(sK8,X4)
      | ~ ssList(X4)
      | ~ neq(X4,nil)
      | ~ segmentP(sK7,X4) ),
    inference(definition_unfolding,[],[f183,f182]) ).

fof(f182,plain,
    sK6 = sK8,
    inference(cnf_transformation,[],[f148]) ).

fof(f183,plain,
    ! [X4] :
      ( ~ ssList(X4)
      | ~ segmentP(sK6,X4)
      | ~ segmentP(sK7,X4)
      | ~ neq(X4,nil) ),
    inference(cnf_transformation,[],[f148]) ).

fof(f172,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f101]) ).

fof(f101,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f55]) ).

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

fof(f262,plain,
    ( ~ spl10_1
    | ~ spl10_4
    | ~ spl10_5
    | ~ spl10_6 ),
    inference(avatar_contradiction_clause,[],[f261]) ).

fof(f261,plain,
    ( $false
    | ~ spl10_1
    | ~ spl10_4
    | ~ spl10_5
    | ~ spl10_6 ),
    inference(subsumption_resolution,[],[f260,f253]) ).

fof(f253,plain,
    ( neq(nil,nil)
    | ~ spl10_6 ),
    inference(backward_demodulation,[],[f184,f243]) ).

fof(f243,plain,
    ( nil = sK7
    | ~ spl10_6 ),
    inference(avatar_component_clause,[],[f241]) ).

fof(f241,plain,
    ( spl10_6
  <=> nil = sK7 ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_6])]) ).

fof(f184,plain,
    neq(sK7,nil),
    inference(cnf_transformation,[],[f148]) ).

fof(f260,plain,
    ( ~ neq(nil,nil)
    | ~ spl10_1
    | ~ spl10_4
    | ~ spl10_5
    | ~ spl10_6 ),
    inference(subsumption_resolution,[],[f259,f218]) ).

fof(f218,plain,
    ( ssList(nil)
    | ~ spl10_1 ),
    inference(avatar_component_clause,[],[f217]) ).

fof(f217,plain,
    ( spl10_1
  <=> ssList(nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_1])]) ).

fof(f259,plain,
    ( ~ ssList(nil)
    | ~ neq(nil,nil)
    | ~ spl10_4
    | ~ spl10_5
    | ~ spl10_6 ),
    inference(resolution,[],[f238,f258]) ).

fof(f258,plain,
    ( ! [X4] :
        ( ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ neq(X4,nil) )
    | ~ spl10_4
    | ~ spl10_6 ),
    inference(duplicate_literal_removal,[],[f257]) ).

fof(f257,plain,
    ( ! [X4] :
        ( ~ neq(X4,nil)
        | ~ segmentP(nil,X4)
        | ~ ssList(X4)
        | ~ segmentP(nil,X4) )
    | ~ spl10_4
    | ~ spl10_6 ),
    inference(forward_demodulation,[],[f256,f233]) ).

fof(f233,plain,
    ( nil = sK8
    | ~ spl10_4 ),
    inference(avatar_component_clause,[],[f231]) ).

fof(f231,plain,
    ( spl10_4
  <=> nil = sK8 ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_4])]) ).

fof(f256,plain,
    ( ! [X4] :
        ( ~ neq(X4,nil)
        | ~ segmentP(sK8,X4)
        | ~ segmentP(nil,X4)
        | ~ ssList(X4) )
    | ~ spl10_6 ),
    inference(forward_demodulation,[],[f206,f243]) ).

fof(f238,plain,
    ( segmentP(nil,nil)
    | ~ spl10_5 ),
    inference(avatar_component_clause,[],[f236]) ).

fof(f236,plain,
    ( spl10_5
  <=> segmentP(nil,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_5])]) ).

fof(f255,plain,
    ( spl10_1
    | ~ spl10_6 ),
    inference(avatar_split_clause,[],[f254,f241,f217]) ).

fof(f254,plain,
    ( ssList(nil)
    | ~ spl10_6 ),
    inference(backward_demodulation,[],[f180,f243]) ).

fof(f180,plain,
    ssList(sK7),
    inference(cnf_transformation,[],[f148]) ).

fof(f250,plain,
    ( spl10_4
    | spl10_7 ),
    inference(avatar_split_clause,[],[f202,f246,f231]) ).

fof(f202,plain,
    ( segmentP(sK7,sK8)
    | nil = sK8 ),
    inference(definition_unfolding,[],[f190,f185]) ).

fof(f185,plain,
    sK9 = sK7,
    inference(cnf_transformation,[],[f148]) ).

fof(f190,plain,
    ( nil = sK8
    | segmentP(sK9,sK8) ),
    inference(cnf_transformation,[],[f148]) ).

fof(f249,plain,
    ( spl10_7
    | spl10_6 ),
    inference(avatar_split_clause,[],[f203,f241,f246]) ).

fof(f203,plain,
    ( nil = sK7
    | segmentP(sK7,sK8) ),
    inference(definition_unfolding,[],[f188,f185,f185]) ).

fof(f188,plain,
    ( nil = sK9
    | segmentP(sK9,sK8) ),
    inference(cnf_transformation,[],[f148]) ).

fof(f244,plain,
    ( spl10_6
    | spl10_3 ),
    inference(avatar_split_clause,[],[f204,f227,f241]) ).

fof(f204,plain,
    ( neq(sK8,nil)
    | nil = sK7 ),
    inference(definition_unfolding,[],[f187,f185]) ).

fof(f187,plain,
    ( nil = sK9
    | neq(sK8,nil) ),
    inference(cnf_transformation,[],[f148]) ).

fof(f239,plain,
    ( spl10_5
    | ~ spl10_1 ),
    inference(avatar_split_clause,[],[f210,f217,f236]) ).

fof(f210,plain,
    ( ~ ssList(nil)
    | segmentP(nil,nil) ),
    inference(equality_resolution,[],[f174]) ).

fof(f174,plain,
    ! [X0] :
      ( segmentP(nil,X0)
      | nil != X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f140]) ).

fof(f140,plain,
    ! [X0] :
      ( ( ( segmentP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ segmentP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f102]) ).

fof(f102,plain,
    ! [X0] :
      ( ( segmentP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f58]) ).

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

fof(f234,plain,
    ( spl10_3
    | spl10_4 ),
    inference(avatar_split_clause,[],[f189,f231,f227]) ).

fof(f189,plain,
    ( nil = sK8
    | neq(sK8,nil) ),
    inference(cnf_transformation,[],[f148]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem    : SWC086+1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.12/0.33  % Computer : n025.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Tue Aug 30 18:20:45 EDT 2022
% 0.12/0.33  % CPUTime    : 
% 0.18/0.49  % (11019)dis+1010_2:3_fs=off:fsr=off:nm=0:nwc=5.0:s2a=on:s2agt=32:i=82:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/82Mi)
% 0.18/0.49  % (11011)lrs+10_1:1_ins=3:sp=reverse_frequency:spb=goal:to=lpo:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.18/0.49  % (11003)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.18/0.49  % (11011)Instruction limit reached!
% 0.18/0.49  % (11011)------------------------------
% 0.18/0.49  % (11011)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.49  % (11011)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.49  % (11011)Termination reason: Unknown
% 0.18/0.49  % (11011)Termination phase: Preprocessing 3
% 0.18/0.49  
% 0.18/0.49  % (11011)Memory used [KB]: 1535
% 0.18/0.49  % (11011)Time elapsed: 0.005 s
% 0.18/0.49  % (11011)Instructions burned: 3 (million)
% 0.18/0.49  % (11011)------------------------------
% 0.18/0.49  % (11011)------------------------------
% 0.18/0.49  % (11004)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.18/0.50  % (11001)lrs+10_1:1024_nm=0:nwc=5.0:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 0.18/0.50  % (11003)First to succeed.
% 0.18/0.50  % (11019)Also succeeded, but the first one will report.
% 0.18/0.50  % (11003)Refutation found. Thanks to Tanya!
% 0.18/0.50  % SZS status Theorem for theBenchmark
% 0.18/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.50  % (11003)------------------------------
% 0.18/0.50  % (11003)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.50  % (11003)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.50  % (11003)Termination reason: Refutation
% 0.18/0.50  
% 0.18/0.50  % (11003)Memory used [KB]: 6140
% 0.18/0.50  % (11003)Time elapsed: 0.068 s
% 0.18/0.50  % (11003)Instructions burned: 5 (million)
% 0.18/0.50  % (11003)------------------------------
% 0.18/0.50  % (11003)------------------------------
% 0.18/0.50  % (10996)Success in time 0.161 s
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