TSTP Solution File: SEU155+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEU155+1 : TPTP v8.1.0. Released v3.3.0.
% 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 : n008.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 18:26:56 EDT 2022

% Result   : Theorem 0.20s 0.56s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   29 (   6 unt;   0 def)
%            Number of atoms       :  127 (   9 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  150 (  52   ~;  47   |;  37   &)
%                                         (   6 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-2 aty)
%            Number of variables   :   81 (  61   !;  20   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f54,plain,
    $false,
    inference(subsumption_resolution,[],[f51,f48]) ).

fof(f48,plain,
    ~ in(sK2(union(sK1),sK0),union(sK1)),
    inference(unit_resulting_resolution,[],[f29,f33]) ).

fof(f33,plain,
    ! [X0,X1] :
      ( ~ in(sK2(X0,X1),X0)
      | subset(X1,X0) ),
    inference(cnf_transformation,[],[f21]) ).

fof(f21,plain,
    ! [X0,X1] :
      ( ( subset(X1,X0)
        | ( in(sK2(X0,X1),X1)
          & ~ in(sK2(X0,X1),X0) ) )
      & ( ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X0) )
        | ~ subset(X1,X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f19,f20]) ).

fof(f20,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( in(X2,X1)
          & ~ in(X2,X0) )
     => ( in(sK2(X0,X1),X1)
        & ~ in(sK2(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f19,plain,
    ! [X0,X1] :
      ( ( subset(X1,X0)
        | ? [X2] :
            ( in(X2,X1)
            & ~ in(X2,X0) ) )
      & ( ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X0) )
        | ~ subset(X1,X0) ) ),
    inference(rectify,[],[f18]) ).

fof(f18,plain,
    ! [X1,X0] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( in(X2,X0)
            & ~ in(X2,X1) ) )
      & ( ! [X2] :
            ( ~ in(X2,X0)
            | in(X2,X1) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f13]) ).

fof(f13,plain,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( ~ in(X2,X0)
          | in(X2,X1) ) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(f29,plain,
    ~ subset(sK0,union(sK1)),
    inference(cnf_transformation,[],[f16]) ).

fof(f16,plain,
    ( in(sK0,sK1)
    & ~ subset(sK0,union(sK1)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f11,f15]) ).

fof(f15,plain,
    ( ? [X0,X1] :
        ( in(X0,X1)
        & ~ subset(X0,union(X1)) )
   => ( in(sK0,sK1)
      & ~ subset(sK0,union(sK1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f11,plain,
    ? [X0,X1] :
      ( in(X0,X1)
      & ~ subset(X0,union(X1)) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f6,negated_conjecture,
    ~ ! [X0,X1] :
        ( in(X0,X1)
       => subset(X0,union(X1)) ),
    inference(negated_conjecture,[],[f5]) ).

fof(f5,conjecture,
    ! [X0,X1] :
      ( in(X0,X1)
     => subset(X0,union(X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l50_zfmisc_1) ).

fof(f51,plain,
    in(sK2(union(sK1),sK0),union(sK1)),
    inference(unit_resulting_resolution,[],[f30,f49,f43]) ).

fof(f43,plain,
    ! [X2,X0,X4] :
      ( ~ in(X4,X0)
      | ~ in(X2,X4)
      | in(X2,union(X0)) ),
    inference(equality_resolution,[],[f38]) ).

fof(f38,plain,
    ! [X2,X0,X1,X4] :
      ( in(X2,X1)
      | ~ in(X4,X0)
      | ~ in(X2,X4)
      | union(X0) != X1 ),
    inference(cnf_transformation,[],[f27]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ( ( in(sK3(X0,X2),X0)
                & in(X2,sK3(X0,X2)) )
              | ~ in(X2,X1) )
            & ( in(X2,X1)
              | ! [X4] :
                  ( ~ in(X4,X0)
                  | ~ in(X2,X4) ) ) )
        | union(X0) != X1 )
      & ( union(X0) = X1
        | ( ( ~ in(sK4(X0,X1),X1)
            | ! [X6] :
                ( ~ in(X6,X0)
                | ~ in(sK4(X0,X1),X6) ) )
          & ( in(sK4(X0,X1),X1)
            | ( in(sK5(X0,X1),X0)
              & in(sK4(X0,X1),sK5(X0,X1)) ) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4,sK5])],[f23,f26,f25,f24]) ).

fof(f24,plain,
    ! [X0,X2] :
      ( ? [X3] :
          ( in(X3,X0)
          & in(X2,X3) )
     => ( in(sK3(X0,X2),X0)
        & in(X2,sK3(X0,X2)) ) ),
    introduced(choice_axiom,[]) ).

fof(f25,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( ( ~ in(X5,X1)
            | ! [X6] :
                ( ~ in(X6,X0)
                | ~ in(X5,X6) ) )
          & ( in(X5,X1)
            | ? [X7] :
                ( in(X7,X0)
                & in(X5,X7) ) ) )
     => ( ( ~ in(sK4(X0,X1),X1)
          | ! [X6] :
              ( ~ in(X6,X0)
              | ~ in(sK4(X0,X1),X6) ) )
        & ( in(sK4(X0,X1),X1)
          | ? [X7] :
              ( in(X7,X0)
              & in(sK4(X0,X1),X7) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f26,plain,
    ! [X0,X1] :
      ( ? [X7] :
          ( in(X7,X0)
          & in(sK4(X0,X1),X7) )
     => ( in(sK5(X0,X1),X0)
        & in(sK4(X0,X1),sK5(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f23,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ( ? [X3] :
                  ( in(X3,X0)
                  & in(X2,X3) )
              | ~ in(X2,X1) )
            & ( in(X2,X1)
              | ! [X4] :
                  ( ~ in(X4,X0)
                  | ~ in(X2,X4) ) ) )
        | union(X0) != X1 )
      & ( union(X0) = X1
        | ? [X5] :
            ( ( ~ in(X5,X1)
              | ! [X6] :
                  ( ~ in(X6,X0)
                  | ~ in(X5,X6) ) )
            & ( in(X5,X1)
              | ? [X7] :
                  ( in(X7,X0)
                  & in(X5,X7) ) ) ) ) ),
    inference(rectify,[],[f22]) ).

fof(f22,plain,
    ! [X1,X0] :
      ( ( ! [X2] :
            ( ( ? [X3] :
                  ( in(X3,X1)
                  & in(X2,X3) )
              | ~ in(X2,X0) )
            & ( in(X2,X0)
              | ! [X3] :
                  ( ~ in(X3,X1)
                  | ~ in(X2,X3) ) ) )
        | union(X1) != X0 )
      & ( union(X1) = X0
        | ? [X2] :
            ( ( ~ in(X2,X0)
              | ! [X3] :
                  ( ~ in(X3,X1)
                  | ~ in(X2,X3) ) )
            & ( in(X2,X0)
              | ? [X3] :
                  ( in(X3,X1)
                  & in(X2,X3) ) ) ) ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f9,plain,
    ! [X1,X0] :
      ( ! [X2] :
          ( ? [X3] :
              ( in(X3,X1)
              & in(X2,X3) )
        <=> in(X2,X0) )
    <=> union(X1) = X0 ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X1,X0] :
      ( union(X0) = X1
    <=> ! [X2] :
          ( in(X2,X1)
        <=> ? [X3] :
              ( in(X2,X3)
              & in(X3,X0) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_tarski) ).

fof(f49,plain,
    in(sK2(union(sK1),sK0),sK0),
    inference(unit_resulting_resolution,[],[f29,f34]) ).

fof(f34,plain,
    ! [X0,X1] :
      ( in(sK2(X0,X1),X1)
      | subset(X1,X0) ),
    inference(cnf_transformation,[],[f21]) ).

fof(f30,plain,
    in(sK0,sK1),
    inference(cnf_transformation,[],[f16]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem    : SEU155+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n008.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 14:45:55 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.20/0.54  % (26397)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)
% 0.20/0.55  % (26392)lrs+10_1:1_br=off:sos=on:ss=axioms:st=2.0:urr=on:i=33:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/33Mi)
% 0.20/0.55  % (26405)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)
% 0.20/0.55  % (26389)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)
% 0.20/0.55  % (26392)First to succeed.
% 0.20/0.55  % (26389)Refutation not found, incomplete strategy% (26389)------------------------------
% 0.20/0.55  % (26389)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.55  % (26389)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.55  % (26389)Termination reason: Refutation not found, incomplete strategy
% 0.20/0.55  
% 0.20/0.55  % (26389)Memory used [KB]: 5884
% 0.20/0.55  % (26389)Time elapsed: 0.128 s
% 0.20/0.55  % (26389)Instructions burned: 2 (million)
% 0.20/0.55  % (26389)------------------------------
% 0.20/0.55  % (26389)------------------------------
% 0.20/0.55  % (26406)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 0.20/0.56  % (26397)Instruction limit reached!
% 0.20/0.56  % (26397)------------------------------
% 0.20/0.56  % (26397)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.56  % (26397)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.56  % (26397)Termination reason: Unknown
% 0.20/0.56  % (26397)Termination phase: Saturation
% 0.20/0.56  
% 0.20/0.56  % (26397)Memory used [KB]: 6012
% 0.20/0.56  % (26397)Time elapsed: 0.141 s
% 0.20/0.56  % (26397)Instructions burned: 3 (million)
% 0.20/0.56  % (26397)------------------------------
% 0.20/0.56  % (26397)------------------------------
% 0.20/0.56  % (26390)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)
% 0.20/0.56  % (26405)Also succeeded, but the first one will report.
% 0.20/0.56  % (26392)Refutation found. Thanks to Tanya!
% 0.20/0.56  % SZS status Theorem for theBenchmark
% 0.20/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.56  % (26392)------------------------------
% 0.20/0.56  % (26392)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.56  % (26392)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.56  % (26392)Termination reason: Refutation
% 0.20/0.56  
% 0.20/0.56  % (26392)Memory used [KB]: 6012
% 0.20/0.56  % (26392)Time elapsed: 0.079 s
% 0.20/0.56  % (26392)Instructions burned: 2 (million)
% 0.20/0.56  % (26392)------------------------------
% 0.20/0.56  % (26392)------------------------------
% 0.20/0.56  % (26382)Success in time 0.212 s
%------------------------------------------------------------------------------