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Vampire---5.0.1.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire---5.0.1
% Problem  : SEU236+1 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : n002.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 12:47:56 PM UTC 2026

% Result   : Theorem 3.48s 1.48s
% Output   : Refutation 5.05s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   98 (  14 unt;   3 def)
%            Number of atoms       :  320 (  27 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  368 ( 146   ~; 154   |;  43   &)
%                                         (  14 <=>;  10  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   12 (  10 usr;   4 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   2 con; 0-2 aty)
%            Number of variables   :  109 (   0 sgn  97   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0] :
      ( ordinal(X0)
     => ( epsilon_transitive(X0)
        & epsilon_connected(X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_ordinal1) ).

fof(f10,axiom,
    ! [X0] : succ(X0) = set_union2(X0,singleton(X0)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_ordinal1) ).

fof(f11,axiom,
    ! [X0,X1] :
      ( X1 = singleton(X0)
    <=> ! [X2] :
          ( in(X2,X1)
        <=> X2 = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tarski) ).

fof(f12,axiom,
    ! [X0] :
      ( epsilon_transitive(X0)
    <=> ! [X1] :
          ( in(X1,X0)
         => subset(X1,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_ordinal1) ).

fof(f13,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

fof(f27,axiom,
    ! [X0] :
      ( ordinal(X0)
     => ( ~ empty(succ(X0))
        & epsilon_transitive(succ(X0))
        & epsilon_connected(succ(X0))
        & ordinal(succ(X0)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_ordinal1) ).

fof(f43,axiom,
    ! [X0,X1] :
      ( ( ordinal(X0)
        & ordinal(X1) )
     => ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

fof(f46,axiom,
    ! [X0] : in(X0,succ(X0)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_ordinal1) ).

fof(f50,conjecture,
    ! [X0] :
      ( ordinal(X0)
     => ! [X1] :
          ( ordinal(X1)
         => ( in(X0,X1)
          <=> ordinal_subset(succ(X0),X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_ordinal1) ).

fof(f51,negated_conjecture,
    ~ ! [X0] :
        ( ordinal(X0)
       => ! [X1] :
            ( ordinal(X1)
           => ( in(X0,X1)
            <=> ordinal_subset(succ(X0),X1) ) ) ),
    inference(negated_conjecture,[status(cth)],[f50]) ).

fof(f58,axiom,
    ! [X0,X1,X2] :
      ( ( subset(X0,X1)
        & subset(X2,X1) )
     => subset(set_union2(X0,X2),X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_xboole_1) ).

fof(f69,plain,
    ? [X0] :
      ( ? [X1] :
          ( ( in(X0,X1)
          <~> ordinal_subset(succ(X0),X1) )
          & ordinal(X1) )
      & ordinal(X0) ),
    inference(ennf_transformation,[],[f51]) ).

fof(f72,plain,
    ! [X0] :
      ( ( ~ empty(succ(X0))
        & epsilon_transitive(succ(X0))
        & epsilon_connected(succ(X0))
        & ordinal(succ(X0)) )
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f27]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X0)
      | ~ ordinal(X1) ),
    inference(ennf_transformation,[],[f43]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X0)
      | ~ ordinal(X1) ),
    inference(flattening,[],[f75]) ).

fof(f82,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        & epsilon_connected(X0) )
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f85,plain,
    ! [X0,X1,X2] :
      ( subset(set_union2(X0,X2),X1)
      | ~ subset(X0,X1)
      | ~ subset(X2,X1) ),
    inference(ennf_transformation,[],[f58]) ).

fof(f86,plain,
    ! [X0,X1,X2] :
      ( subset(set_union2(X0,X2),X1)
      | ~ subset(X0,X1)
      | ~ subset(X2,X1) ),
    inference(flattening,[],[f85]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) ) ),
    inference(ennf_transformation,[],[f13]) ).

fof(f92,plain,
    ! [X0] :
      ( epsilon_transitive(X0)
    <=> ! [X1] :
          ( subset(X1,X0)
          | ~ in(X1,X0) ) ),
    inference(ennf_transformation,[],[f12]) ).

fof(f103,plain,
    ? [X0] :
      ( ? [X1] :
          ( ( ~ ordinal_subset(succ(X0),X1)
            | ~ in(X0,X1) )
          & ( ordinal_subset(succ(X0),X1)
            | in(X0,X1) )
          & ordinal(X1) )
      & ordinal(X0) ),
    inference(nnf_transformation,[],[f69]) ).

fof(f104,plain,
    ? [X0] :
      ( ? [X1] :
          ( ( ~ ordinal_subset(succ(X0),X1)
            | ~ in(X0,X1) )
          & ( ordinal_subset(succ(X0),X1)
            | in(X0,X1) )
          & ordinal(X1) )
      & ordinal(X0) ),
    inference(flattening,[],[f103]) ).

fof(f105,plain,
    ( ( ~ ordinal_subset(succ(sK0),sK1)
      | ~ in(sK0,sK1) )
    & ( ordinal_subset(succ(sK0),sK1)
      | in(sK0,sK1) )
    & ordinal(sK1)
    & ordinal(sK0) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0,sK1]),skolemize(X0,sK0),skolemize(X1,sK1)],[f104]) ).

fof(f106,plain,
    ! [X0,X1] :
      ( ( ( ordinal_subset(X0,X1)
          | ~ subset(X0,X1) )
        & ( subset(X0,X1)
          | ~ ordinal_subset(X0,X1) ) )
      | ~ ordinal(X0)
      | ~ ordinal(X1) ),
    inference(nnf_transformation,[],[f76]) ).

fof(f112,plain,
    ! [X0,X1] :
      ( ( X1 = singleton(X0)
        | ? [X2] :
            ( ( X0 != X2
              | ~ in(X2,X1) )
            & ( X2 = X0
              | in(X2,X1) ) ) )
      & ( ! [X2] :
            ( ( in(X2,X1)
              | X0 != X2 )
            & ( X2 = X0
              | ~ in(X2,X1) ) )
        | singleton(X0) != X1 ) ),
    inference(nnf_transformation,[],[f11]) ).

fof(f113,plain,
    ! [X0,X1] :
      ( ( X1 = singleton(X0)
        | ? [X2] :
            ( ( X0 != X2
              | ~ in(X2,X1) )
            & ( X2 = X0
              | in(X2,X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | X0 != X3 )
            & ( X0 = X3
              | ~ in(X3,X1) ) )
        | singleton(X0) != X1 ) ),
    inference(rectify,[],[f112]) ).

fof(f114,plain,
    ! [X0,X1] :
      ( ( X1 = singleton(X0)
        | ( ( sK7(X0,X1) != X0
            | ~ in(sK7(X0,X1),X1) )
          & ( sK7(X0,X1) = X0
            | in(sK7(X0,X1),X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | X0 != X3 )
            & ( X0 = X3
              | ~ in(X3,X1) ) )
        | singleton(X0) != X1 ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK7]),skolemize(X2,sK7(X0,X1))],[f113]) ).

fof(f116,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f91]) ).

fof(f117,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f116]) ).

fof(f118,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ in(sK8(X0,X1),X1)
          & in(sK8(X0,X1),X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK8]),skolemize(X2,sK8(X0,X1))],[f117]) ).

fof(f119,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ? [X1] :
            ( ~ subset(X1,X0)
            & in(X1,X0) ) )
      & ( ! [X1] :
            ( subset(X1,X0)
            | ~ in(X1,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(nnf_transformation,[],[f92]) ).

fof(f120,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ? [X1] :
            ( ~ subset(X1,X0)
            & in(X1,X0) ) )
      & ( ! [X2] :
            ( subset(X2,X0)
            | ~ in(X2,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(rectify,[],[f119]) ).

fof(f121,plain,
    ! [X0] :
      ( ( epsilon_transitive(X0)
        | ( ~ subset(sK9(X0),X0)
          & in(sK9(X0),X0) ) )
      & ( ! [X2] :
            ( subset(X2,X0)
            | ~ in(X2,X0) )
        | ~ epsilon_transitive(X0) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK9]),skolemize(X1,sK9(X0))],[f120]) ).

fof(f130,plain,
    ordinal(sK0),
    inference(cnf_transformation,[],[f105]) ).

fof(f131,plain,
    ordinal(sK1),
    inference(cnf_transformation,[],[f105]) ).

fof(f132,plain,
    ( ordinal_subset(succ(sK0),sK1)
    | in(sK0,sK1) ),
    inference(cnf_transformation,[],[f105]) ).

fof(f133,plain,
    ( ~ ordinal_subset(succ(sK0),sK1)
    | ~ in(sK0,sK1) ),
    inference(cnf_transformation,[],[f105]) ).

fof(f136,plain,
    ! [X0] : in(X0,succ(X0)),
    inference(cnf_transformation,[],[f46]) ).

fof(f137,plain,
    ! [X0] :
      ( ordinal(succ(X0))
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f72]) ).

fof(f142,plain,
    ! [X0] : succ(X0) = set_union2(X0,singleton(X0)),
    inference(cnf_transformation,[],[f10]) ).

fof(f144,plain,
    ! [X0,X1] :
      ( ~ ordinal_subset(X0,X1)
      | subset(X0,X1)
      | ~ ordinal(X0)
      | ~ ordinal(X1) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f145,plain,
    ! [X0,X1] :
      ( ~ subset(X0,X1)
      | ordinal_subset(X0,X1)
      | ~ ordinal(X0)
      | ~ ordinal(X1) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f173,plain,
    ! [X0] :
      ( ~ ordinal(X0)
      | epsilon_transitive(X0) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f178,plain,
    ! [X3,X0,X1] :
      ( X0 = X3
      | ~ in(X3,X1)
      | singleton(X0) != X1 ),
    inference(cnf_transformation,[],[f114]) ).

fof(f183,plain,
    ! [X2,X0,X1] :
      ( subset(set_union2(X0,X2),X1)
      | ~ subset(X0,X1)
      | ~ subset(X2,X1) ),
    inference(cnf_transformation,[],[f86]) ).

fof(f190,plain,
    ! [X3,X0,X1] :
      ( ~ subset(X0,X1)
      | ~ in(X3,X0)
      | in(X3,X1) ),
    inference(cnf_transformation,[],[f118]) ).

fof(f191,plain,
    ! [X0,X1] :
      ( in(sK8(X0,X1),X0)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f118]) ).

fof(f192,plain,
    ! [X0,X1] :
      ( ~ in(sK8(X0,X1),X1)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f118]) ).

fof(f193,plain,
    ! [X2,X0] :
      ( ~ in(X2,X0)
      | subset(X2,X0)
      | ~ epsilon_transitive(X0) ),
    inference(cnf_transformation,[],[f121]) ).

fof(f224,plain,
    ( ~ ordinal_subset(set_union2(sK0,singleton(sK0)),sK1)
    | ~ in(sK0,sK1) ),
    inference(definition_unfolding,[],[f133,f142]) ).

fof(f225,plain,
    ( ordinal_subset(set_union2(sK0,singleton(sK0)),sK1)
    | in(sK0,sK1) ),
    inference(definition_unfolding,[],[f132,f142]) ).

fof(f226,plain,
    ! [X0] : in(X0,set_union2(X0,singleton(X0))),
    inference(definition_unfolding,[],[f136,f142]) ).

fof(f230,plain,
    ! [X0] :
      ( ordinal(set_union2(X0,singleton(X0)))
      | ~ ordinal(X0) ),
    inference(definition_unfolding,[],[f137,f142]) ).

fof(f234,plain,
    ! [X3,X0] :
      ( ~ in(X3,singleton(X0))
      | X0 = X3 ),
    inference(equality_resolution,[],[f178]) ).

fof(f243,definition,
    ( spl18_3
  <=> in(sK0,sK1) ),
    introduced(definition,[new_symbols(definition,[spl18_3])],[avatar_definition]) ).

fof(f244,plain,
    ( ~ in(sK0,sK1)
    | spl18_3 ),
    inference(avatar_component_clause,[],[f243]) ).

fof(f245,plain,
    ( in(sK0,sK1)
    | ~ spl18_3 ),
    inference(avatar_component_clause,[],[f243]) ).

fof(f247,definition,
    ( spl18_4
  <=> ordinal_subset(set_union2(sK0,singleton(sK0)),sK1) ),
    introduced(definition,[new_symbols(definition,[spl18_4])],[avatar_definition]) ).

fof(f248,plain,
    ( ~ ordinal_subset(set_union2(sK0,singleton(sK0)),sK1)
    | spl18_4 ),
    inference(avatar_component_clause,[],[f247]) ).

fof(f249,plain,
    ( ordinal_subset(set_union2(sK0,singleton(sK0)),sK1)
    | ~ spl18_4 ),
    inference(avatar_component_clause,[],[f247]) ).

fof(f250,plain,
    ( spl18_3
    | spl18_4 ),
    inference(avatar_split_clause,[],[f225,f247,f243]) ).

fof(f251,plain,
    ( ~ spl18_3
    | ~ spl18_4 ),
    inference(avatar_split_clause,[],[f224,f247,f243]) ).

fof(f277,plain,
    epsilon_transitive(sK1),
    inference(resolution,[],[f173,f131]) ).

fof(f399,plain,
    ! [X0,X1] :
      ( subset(singleton(X0),X1)
      | sK8(singleton(X0),X1) = X0 ),
    inference(resolution,[],[f191,f234]) ).

fof(f405,plain,
    ( subset(sK0,sK1)
    | ~ epsilon_transitive(sK1)
    | ~ spl18_3 ),
    inference(resolution,[],[f193,f245]) ).

fof(f408,plain,
    ( subset(sK0,sK1)
    | ~ spl18_3 ),
    inference(forward_subsumption_resolution,[],[f405,f277]) ).

fof(f451,definition,
    ( spl18_5
  <=> ordinal(set_union2(sK0,singleton(sK0))) ),
    introduced(definition,[new_symbols(definition,[spl18_5])],[avatar_definition]) ).

fof(f452,plain,
    ( ordinal(set_union2(sK0,singleton(sK0)))
    | ~ spl18_5 ),
    inference(avatar_component_clause,[],[f451]) ).

fof(f453,plain,
    ( ~ ordinal(set_union2(sK0,singleton(sK0)))
    | spl18_5 ),
    inference(avatar_component_clause,[],[f451]) ).

fof(f460,plain,
    ( ~ ordinal(sK0)
    | spl18_5 ),
    inference(resolution,[],[f453,f230]) ).

fof(f461,plain,
    ( $false
    | spl18_5 ),
    inference(forward_subsumption_resolution,[],[f460,f130]) ).

fof(f462,plain,
    spl18_5,
    inference(avatar_contradiction_clause,[],[f461]) ).

fof(f465,plain,
    ( subset(set_union2(sK0,singleton(sK0)),sK1)
    | ~ ordinal(set_union2(sK0,singleton(sK0)))
    | ~ ordinal(sK1)
    | ~ spl18_4 ),
    inference(resolution,[],[f249,f144]) ).

fof(f466,plain,
    ( subset(set_union2(sK0,singleton(sK0)),sK1)
    | ~ ordinal(sK1)
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f465,f452]) ).

fof(f467,plain,
    ( subset(set_union2(sK0,singleton(sK0)),sK1)
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f466,f131]) ).

fof(f471,plain,
    ! [X2,X0,X1] :
      ( ordinal_subset(set_union2(X0,X2),X1)
      | ~ subset(X2,X1)
      | ~ subset(X0,X1)
      | ~ ordinal(set_union2(X0,X2))
      | ~ ordinal(X1) ),
    inference(resolution,[],[f183,f145]) ).

fof(f480,plain,
    ( ! [X0] :
        ( ~ in(X0,set_union2(sK0,singleton(sK0)))
        | in(X0,sK1) )
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(resolution,[],[f467,f190]) ).

fof(f486,plain,
    ( in(sK0,sK1)
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(resolution,[],[f480,f226]) ).

fof(f490,plain,
    ( $false
    | spl18_3
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f486,f244]) ).

fof(f491,plain,
    ( spl18_3
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(avatar_contradiction_clause,[],[f490]) ).

fof(f725,plain,
    ( ~ subset(singleton(sK0),sK1)
    | ~ subset(sK0,sK1)
    | ~ ordinal(set_union2(sK0,singleton(sK0)))
    | ~ ordinal(sK1)
    | spl18_4 ),
    inference(resolution,[],[f471,f248]) ).

fof(f734,plain,
    ( ~ subset(singleton(sK0),sK1)
    | ~ ordinal(set_union2(sK0,singleton(sK0)))
    | ~ ordinal(sK1)
    | ~ spl18_3
    | spl18_4 ),
    inference(forward_subsumption_resolution,[],[f725,f408]) ).

fof(f735,plain,
    ( ~ subset(singleton(sK0),sK1)
    | ~ ordinal(sK1)
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f734,f452]) ).

fof(f736,plain,
    ( ~ subset(singleton(sK0),sK1)
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f735,f131]) ).

fof(f737,plain,
    ( sK0 = sK8(singleton(sK0),sK1)
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(resolution,[],[f736,f399]) ).

fof(f789,plain,
    ( ~ in(sK0,sK1)
    | subset(singleton(sK0),sK1)
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(superposition,[],[f192,f737]) ).

fof(f791,plain,
    ( subset(singleton(sK0),sK1)
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f789,f245]) ).

fof(f792,plain,
    ( $false
    | ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(forward_subsumption_resolution,[],[f791,f736]) ).

fof(f793,plain,
    ( ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(avatar_contradiction_clause,[],[f792]) ).

cnf(s2,plain,
    ( spl18_3
    | spl18_4 ),
    inference(sat_conversion,[],[f250]) ).

cnf(s3,plain,
    ( ~ spl18_3
    | ~ spl18_4 ),
    inference(sat_conversion,[],[f251]) ).

cnf(s6,plain,
    spl18_5,
    inference(sat_conversion,[],[f462]) ).

cnf(s7,plain,
    ( spl18_3
    | ~ spl18_4
    | ~ spl18_5 ),
    inference(sat_conversion,[],[f491]) ).

cnf(s16,plain,
    ( ~ spl18_3
    | spl18_4
    | ~ spl18_5 ),
    inference(sat_conversion,[],[f793]) ).

cnf(s19,plain,
    spl18_3,
    inference(rat,[],[s2,s7,s6]) ).

cnf(s20,plain,
    spl18_4,
    inference(rat,[],[s16,s6,s19]) ).

cnf(s21,plain,
    $false,
    inference(rat,[],[s3,s20,s19]) ).

fof(f794,plain,
    $false,
    inference(avatar_sat_refutation,[],[s21]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU236+1 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.05  % Command  : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.11/0.36  % Computer : n002.cluster.edu
% 0.11/0.36  % Model    : x86_64 x86_64
% 0.11/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36  % Memory   : 8046.5625MB
% 0.11/0.36  % OS       : Linux 6.8.0-71-generic
% 0.11/0.36  % CPULimit : 300
% 0.11/0.36  % WCLimit  : 300
% 0.11/0.37  % DateTime : Mon Sep 28 04:18:07 UTC 2026
% 0.11/0.37  % CPUTime  : 
% 0.11/0.37  Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.11/0.40  Running first-order theorem proving
% 0.11/0.40  Running: /export/starexec/sandbox2/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 3.48/1.48  % (4139873)Detected formulas, will run a generic FOF schedule.
% 3.48/1.48  % (4139878)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=2910252154:i=141193_2999 on theBenchmark for (2999ds/141193Mi)
% 3.48/1.48  % (4139879)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=3230200419:i=134677:sd=20:aac=none:nm=16:ss=included:sgt=10_2999 on theBenchmark for (2999ds/134677Mi)
% 3.48/1.48  % (4139882)dis-1010_2:3_sil=16000:sp=reverse_frequency:random_seed=5128930:i=119:av=off:ss=axioms_2999 on theBenchmark for (2999ds/119Mi)
% 3.48/1.48  % (4139884)dis-21_1_sil=8000:lcm=predicate:random_seed=3258322863: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)
% 3.48/1.48  % (4139883)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=224011759:s2a=on:i=139:gtg=position_2999 on theBenchmark for (2999ds/139Mi)
% 3.48/1.48  % (4139881)lrs+1010_1_to=lpo:sil=32000:sos=on:spb=goal_then_units:bce=on:random_seed=548768126:i=109:sd=1:ins=1:gsp=on:ss=axioms_2999 on theBenchmark for (2999ds/109Mi)
% 3.48/1.48  % (4139880)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=4096741768:i=141695:sd=1:nm=32:gsp=on:ss=included_2999 on theBenchmark for (2999ds/141695Mi)
% 3.48/1.48  % (4139881)Refutation not found, incomplete strategy
% 3.48/1.48  % (4139881)------------------------------
% 3.48/1.48  % (4139881)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139881)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139881)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139881)Termination reason: Refutation not found, incomplete strategy
% 3.48/1.48  % (4139881)Time elapsed: 0.001 s
% 3.48/1.48  % (4139881)Peak memory usage: 88 MB
% 3.48/1.48  % (4139882)Instruction limit reached! 
% 3.48/1.48  % (4139882)------------------------------
% 3.48/1.48  % (4139882)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139882)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139882)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139882)Termination reason: Instruction limit
% 3.48/1.48  % (4139882)Termination phase: Saturation
% 3.48/1.48  % (4139882)Time elapsed: 0.069 s
% 3.48/1.48  % (4139882)Peak memory usage: 88 MB
% 3.48/1.48  % (4139882)Instructions burned: 120 (million)
% 3.48/1.48  % (4139884)Instruction limit reached! 
% 3.48/1.48  % (4139884)------------------------------
% 3.48/1.48  % (4139884)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139884)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139884)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139884)Termination reason: Instruction limit
% 3.48/1.48  % (4139884)Termination phase: Saturation
% 3.48/1.48  % (4139884)Time elapsed: 0.081 s
% 3.48/1.48  % (4139884)Peak memory usage: 90 MB
% 3.48/1.48  % (4139884)Instructions burned: 130 (million)
% 3.48/1.48  % (4139883)Instruction limit reached! 
% 3.48/1.48  % (4139883)------------------------------
% 3.48/1.48  % (4139883)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139883)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139883)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139883)Termination reason: Instruction limit
% 3.48/1.48  % (4139883)Termination phase: Saturation
% 3.48/1.48  % (4139883)Time elapsed: 0.103 s
% 3.48/1.48  % (4139883)Peak memory usage: 90 MB
% 3.48/1.48  % (4139883)Instructions burned: 140 (million)
% 3.48/1.48  % (4139892)lrs+10_1_sil=8000:sp=occurrence:random_seed=4146866733:i=285:sd=3:ss=axioms:sgt=8_2997 on theBenchmark for (2997ds/285Mi)
% 3.48/1.48  % (4139893)lrs+10_1_sil=32000:urr=on:br=off:random_seed=4091471181:i=157:sd=1:gtg=position:ss=axioms:sgt=8_2997 on theBenchmark for (2997ds/157Mi)
% 3.48/1.48  % (4139892)First to succeed.
% 3.48/1.48  % (4139892)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-4139873"
% 3.48/1.48  % (4139881)------------------------------
% 3.48/1.48  % (4139881)------------------------------
% 3.48/1.48  % (4139894)lrs+1011_1_sil=32000:sp=occurrence:random_seed=3783052973:i=325:sd=1:ss=axioms:sgt=32_2997 on theBenchmark for (2997ds/325Mi)
% 3.48/1.48  % (4139893)Instruction limit reached! 
% 3.48/1.48  % (4139893)------------------------------
% 3.48/1.48  % (4139893)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139893)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139893)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139893)Termination reason: Instruction limit
% 3.48/1.48  % (4139893)Termination phase: Saturation
% 3.48/1.48  % (4139893)Time elapsed: 0.081 s
% 3.48/1.48  % (4139893)Peak memory usage: 93 MB
% 3.48/1.48  % (4139893)Instructions burned: 157 (million)
% 3.48/1.48  % (4139878)Also succeeded, but the first one will report.
% 3.48/1.48  % (4139898)dis+10_5:1_slsqr=1,4:sil=8000:fde=unused:erd=off:urr=full:fd=off:s2agt=8:br=off:slsq=on:random_seed=709689618:s2a=on:i=248:s2at=1.23:gtg=position_2995 on theBenchmark for (2995ds/248Mi)
% 3.48/1.48  % (4139899)lrs+1002_1_to=lpo:sil=8000:sos=on:random_seed=1344232143:st=4:cts=off:i=294:sd=2:ins=7:amm=off:ss=axioms_2995 on theBenchmark for (2995ds/294Mi)
% 3.48/1.48  % (4139899)Refutation not found, incomplete strategy
% 3.48/1.48  % (4139899)------------------------------
% 3.48/1.48  % (4139899)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139899)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139899)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139899)Termination reason: Refutation not found, incomplete strategy
% 3.48/1.48  % (4139899)Time elapsed: 0.003 s
% 3.48/1.48  % (4139899)Peak memory usage: 89 MB
% 3.48/1.48  % (4139899)Instructions burned: 3 (million)
% 3.48/1.48  % (4139894)Instruction limit reached! 
% 3.48/1.48  % (4139894)------------------------------
% 3.48/1.48  % (4139894)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 3.48/1.48  % (4139894)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 3.48/1.48  % (4139894)CaDiCaL version: 2.1.3
% 3.48/1.48  % (4139894)Termination reason: Instruction limit
% 3.48/1.48  % (4139894)Termination phase: Saturation
% 3.48/1.48  % (4139894)Time elapsed: 0.208 s
% 3.48/1.48  % (4139894)Peak memory usage: 92 MB
% 3.48/1.48  % (4139894)Instructions burned: 326 (million)
% 3.48/1.48  % (4139892)Refutation found. Thanks to Tanya!
% 3.48/1.48  % SZS status Theorem for theBenchmark
% 3.48/1.48  % SZS output start Proof for theBenchmark
% See solution above
% 5.05/1.67  % (4139892)------------------------------
% 5.05/1.67  % (4139892)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 5.05/1.67  % (4139892)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 5.05/1.67  % (4139892)CaDiCaL version: 2.1.3
% 5.05/1.67  % (4139892)Termination reason: Refutation
% 5.05/1.67  % (4139892)Time elapsed: 0.016 s
% 5.05/1.67  % (4139892)Peak memory usage: 90 MB
% 5.05/1.67  % (4139892)Instructions burned: 20 (million)
% 5.05/1.67  % (4139892)------------------------------
% 5.05/1.67  % (4139892)------------------------------
% 5.05/1.67  % (4139873)Success in time 0.636 s
% 5.05/1.67  % Vampire exiting
%------------------------------------------------------------------------------