TSTP Solution File: SEU149+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEU149+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 : n027.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 18:26:54 EDT 2022

% Result   : Theorem 0.19s 0.46s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   28 (   6 unt;   0 def)
%            Number of atoms       :  147 ( 101 equ)
%            Maximal formula atoms :   14 (   5 avg)
%            Number of connectives :  185 (  66   ~;  68   |;  39   &)
%                                         (   6 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-3 aty)
%            Number of variables   :   77 (  64   !;  13   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f58,plain,
    $false,
    inference(subsumption_resolution,[],[f56,f33]) ).

fof(f33,plain,
    sK2 != sK1,
    inference(cnf_transformation,[],[f20]) ).

fof(f20,plain,
    ( sK2 != sK1
    & unordered_pair(sK1,sK3) = singleton(sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3])],[f12,f19]) ).

fof(f19,plain,
    ( ? [X0,X1,X2] :
        ( X0 != X1
        & unordered_pair(X0,X2) = singleton(X1) )
   => ( sK2 != sK1
      & unordered_pair(sK1,sK3) = singleton(sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f12,plain,
    ? [X0,X1,X2] :
      ( X0 != X1
      & unordered_pair(X0,X2) = singleton(X1) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f10,plain,
    ~ ! [X0,X1,X2] :
        ( unordered_pair(X0,X2) = singleton(X1)
       => X0 = X1 ),
    inference(rectify,[],[f8]) ).

fof(f8,negated_conjecture,
    ~ ! [X1,X0,X2] :
        ( singleton(X0) = unordered_pair(X1,X2)
       => X0 = X1 ),
    inference(negated_conjecture,[],[f7]) ).

fof(f7,conjecture,
    ! [X1,X0,X2] :
      ( singleton(X0) = unordered_pair(X1,X2)
     => X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_zfmisc_1) ).

fof(f56,plain,
    sK2 = sK1,
    inference(resolution,[],[f50,f41]) ).

fof(f41,plain,
    ! [X3,X0] :
      ( ~ in(X3,singleton(X0))
      | X0 = X3 ),
    inference(equality_resolution,[],[f28]) ).

fof(f28,plain,
    ! [X3,X0,X1] :
      ( X0 = X3
      | ~ in(X3,X1)
      | singleton(X0) != X1 ),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,plain,
    ! [X0,X1] :
      ( ( singleton(X0) = X1
        | ( ( ~ in(sK0(X0,X1),X1)
            | sK0(X0,X1) != X0 )
          & ( in(sK0(X0,X1),X1)
            | sK0(X0,X1) = X0 ) ) )
      & ( ! [X3] :
            ( ( X0 = X3
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | X0 != X3 ) )
        | singleton(X0) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f15,f16]) ).

fof(f16,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ~ in(X2,X1)
            | X0 != X2 )
          & ( in(X2,X1)
            | X0 = X2 ) )
     => ( ( ~ in(sK0(X0,X1),X1)
          | sK0(X0,X1) != X0 )
        & ( in(sK0(X0,X1),X1)
          | sK0(X0,X1) = X0 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f15,plain,
    ! [X0,X1] :
      ( ( singleton(X0) = X1
        | ? [X2] :
            ( ( ~ in(X2,X1)
              | X0 != X2 )
            & ( in(X2,X1)
              | X0 = X2 ) ) )
      & ( ! [X3] :
            ( ( X0 = X3
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | X0 != X3 ) )
        | singleton(X0) != X1 ) ),
    inference(rectify,[],[f14]) ).

fof(f14,plain,
    ! [X0,X1] :
      ( ( singleton(X0) = X1
        | ? [X2] :
            ( ( ~ in(X2,X1)
              | X0 != X2 )
            & ( in(X2,X1)
              | X0 = X2 ) ) )
      & ( ! [X2] :
            ( ( X0 = X2
              | ~ in(X2,X1) )
            & ( in(X2,X1)
              | X0 != X2 ) )
        | singleton(X0) != X1 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0,X1] :
      ( singleton(X0) = X1
    <=> ! [X2] :
          ( X0 = X2
        <=> in(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tarski) ).

fof(f50,plain,
    in(sK1,singleton(sK2)),
    inference(superposition,[],[f46,f32]) ).

fof(f32,plain,
    unordered_pair(sK1,sK3) = singleton(sK2),
    inference(cnf_transformation,[],[f20]) ).

fof(f46,plain,
    ! [X2,X4] : in(X4,unordered_pair(X4,X2)),
    inference(equality_resolution,[],[f45]) ).

fof(f45,plain,
    ! [X2,X1,X4] :
      ( in(X4,X1)
      | unordered_pair(X4,X2) != X1 ),
    inference(equality_resolution,[],[f36]) ).

fof(f36,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X1)
      | X0 != X4
      | unordered_pair(X0,X2) != X1 ),
    inference(cnf_transformation,[],[f26]) ).

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

fof(f25,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ~ in(X3,X1)
            | ( X0 != X3
              & X2 != X3 ) )
          & ( in(X3,X1)
            | X0 = X3
            | X2 = X3 ) )
     => ( ( ~ in(sK4(X0,X1,X2),X1)
          | ( sK4(X0,X1,X2) != X0
            & sK4(X0,X1,X2) != X2 ) )
        & ( in(sK4(X0,X1,X2),X1)
          | sK4(X0,X1,X2) = X0
          | sK4(X0,X1,X2) = X2 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f24,plain,
    ! [X0,X1,X2] :
      ( ( unordered_pair(X0,X2) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ( X0 != X3
                & X2 != X3 ) )
            & ( in(X3,X1)
              | X0 = X3
              | X2 = X3 ) ) )
      & ( ! [X4] :
            ( ( X0 = X4
              | X2 = X4
              | ~ in(X4,X1) )
            & ( in(X4,X1)
              | ( X0 != X4
                & X2 != X4 ) ) )
        | unordered_pair(X0,X2) != X1 ) ),
    inference(rectify,[],[f23]) ).

fof(f23,plain,
    ! [X1,X2,X0] :
      ( ( unordered_pair(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ( X1 != X3
                & X0 != X3 ) )
            & ( in(X3,X2)
              | X1 = X3
              | X0 = X3 ) ) )
      & ( ! [X3] :
            ( ( X1 = X3
              | X0 = X3
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ( X1 != X3
                & X0 != X3 ) ) )
        | unordered_pair(X1,X0) != X2 ) ),
    inference(flattening,[],[f22]) ).

fof(f22,plain,
    ! [X1,X2,X0] :
      ( ( unordered_pair(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ( X1 != X3
                & X0 != X3 ) )
            & ( in(X3,X2)
              | X1 = X3
              | X0 = X3 ) ) )
      & ( ! [X3] :
            ( ( X1 = X3
              | X0 = X3
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ( X1 != X3
                & X0 != X3 ) ) )
        | unordered_pair(X1,X0) != X2 ) ),
    inference(nnf_transformation,[],[f11]) ).

fof(f11,plain,
    ! [X1,X2,X0] :
      ( unordered_pair(X1,X0) = X2
    <=> ! [X3] :
          ( ( X1 = X3
            | X0 = X3 )
        <=> in(X3,X2) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0,X2] :
      ( unordered_pair(X0,X1) = X2
    <=> ! [X3] :
          ( in(X3,X2)
        <=> ( X0 = X3
            | X1 = X3 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_tarski) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SEU149+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.12/0.34  % Computer : n027.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit   : 300
% 0.12/0.34  % WCLimit    : 300
% 0.12/0.34  % DateTime   : Tue Aug 30 15:01:01 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.19/0.44  % (1574)dis+1002_1:1_aac=none:bd=off:sac=on:sos=on:spb=units:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.19/0.45  % (1591)lrs+1011_1:1_fd=preordered:fsd=on:sos=on:thsq=on:thsqc=64:thsqd=32:uwa=ground:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.46  % (1574)First to succeed.
% 0.19/0.46  % (1574)Refutation found. Thanks to Tanya!
% 0.19/0.46  % SZS status Theorem for theBenchmark
% 0.19/0.46  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.46  % (1574)------------------------------
% 0.19/0.46  % (1574)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.46  % (1574)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.46  % (1574)Termination reason: Refutation
% 0.19/0.46  
% 0.19/0.46  % (1574)Memory used [KB]: 5884
% 0.19/0.46  % (1574)Time elapsed: 0.081 s
% 0.19/0.46  % (1574)Instructions burned: 2 (million)
% 0.19/0.46  % (1574)------------------------------
% 0.19/0.46  % (1574)------------------------------
% 0.19/0.46  % (1566)Success in time 0.116 s
%------------------------------------------------------------------------------