TSTP Solution File: SYN343+1 by SnakeForV-SAT---1.0

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%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SYN343+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n007.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 19:37:36 EDT 2022

% Result   : Theorem 0.23s 0.52s
% Output   : Refutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   21 (   3 unt;   0 def)
%            Number of atoms       :   65 (   0 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :   75 (  31   ~;  19   |;  13   &)
%                                         (   2 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   3 prp; 0-2 aty)
%            Number of functors    :    1 (   1 usr;   0 con; 3-3 aty)
%            Number of variables   :   42 (  30   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f24,plain,
    $false,
    inference(avatar_sat_refutation,[],[f17,f20,f23]) ).

fof(f23,plain,
    ~ spl1_1,
    inference(avatar_contradiction_clause,[],[f22]) ).

fof(f22,plain,
    ( $false
    | ~ spl1_1 ),
    inference(resolution,[],[f21,f13]) ).

fof(f13,plain,
    ( ! [X2] : ~ big_f(X2,X2)
    | ~ spl1_1 ),
    inference(avatar_component_clause,[],[f12]) ).

fof(f12,plain,
    ( spl1_1
  <=> ! [X2] : ~ big_f(X2,X2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_1])]) ).

fof(f21,plain,
    ( ! [X2,X1] : big_f(X2,X1)
    | ~ spl1_1 ),
    inference(subsumption_resolution,[],[f9,f13]) ).

fof(f9,plain,
    ! [X2,X1] :
      ( big_f(X2,X2)
      | big_f(X2,X1) ),
    inference(cnf_transformation,[],[f7]) ).

fof(f7,plain,
    ! [X0,X1,X2] :
      ( ( ~ big_f(X1,X0)
        | ~ big_f(X2,X2) )
      & ( ( big_f(X2,X1)
          & ~ big_f(sK0(X0,X1,X2),X2) )
        | big_f(X2,X2) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f5,f6]) ).

fof(f6,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ~ big_f(X1,X0)
            | ~ big_f(X2,X2) )
          & ( ( big_f(X2,X1)
              & ~ big_f(X3,X2) )
            | big_f(X2,X2) ) )
     => ( ( ~ big_f(X1,X0)
          | ~ big_f(X2,X2) )
        & ( ( big_f(X2,X1)
            & ~ big_f(sK0(X0,X1,X2),X2) )
          | big_f(X2,X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f5,plain,
    ! [X0,X1,X2] :
    ? [X3] :
      ( ( ~ big_f(X1,X0)
        | ~ big_f(X2,X2) )
      & ( ( big_f(X2,X1)
          & ~ big_f(X3,X2) )
        | big_f(X2,X2) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,plain,
    ! [X0,X2,X1] :
    ? [X3] :
      ( ( ~ big_f(X2,X0)
        | ~ big_f(X1,X1) )
      & ( ( big_f(X1,X2)
          & ~ big_f(X3,X1) )
        | big_f(X1,X1) ) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f3,plain,
    ~ ? [X2,X0,X1] :
      ! [X3] :
        ( ( ( big_f(X1,X2)
           => big_f(X3,X1) )
         => big_f(X1,X1) )
       => ( big_f(X1,X1)
          & big_f(X2,X0) ) ),
    inference(rectify,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ? [X2,X0,X1] :
      ! [X3] :
        ( ( ( big_f(X0,X1)
           => big_f(X3,X0) )
         => big_f(X0,X0) )
       => ( big_f(X0,X0)
          & big_f(X1,X2) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ? [X2,X0,X1] :
    ! [X3] :
      ( ( ( big_f(X0,X1)
         => big_f(X3,X0) )
       => big_f(X0,X0) )
     => ( big_f(X0,X0)
        & big_f(X1,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',church_46_16_2) ).

fof(f20,plain,
    ~ spl1_2,
    inference(avatar_contradiction_clause,[],[f19]) ).

fof(f19,plain,
    ( $false
    | ~ spl1_2 ),
    inference(subsumption_resolution,[],[f18,f16]) ).

fof(f16,plain,
    ( ! [X0,X1] : ~ big_f(X1,X0)
    | ~ spl1_2 ),
    inference(avatar_component_clause,[],[f15]) ).

fof(f15,plain,
    ( spl1_2
  <=> ! [X0,X1] : ~ big_f(X1,X0) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_2])]) ).

fof(f18,plain,
    ( ! [X2,X1] : big_f(X2,X1)
    | ~ spl1_2 ),
    inference(subsumption_resolution,[],[f9,f16]) ).

fof(f17,plain,
    ( spl1_1
    | spl1_2 ),
    inference(avatar_split_clause,[],[f10,f15,f12]) ).

fof(f10,plain,
    ! [X2,X0,X1] :
      ( ~ big_f(X1,X0)
      | ~ big_f(X2,X2) ),
    inference(cnf_transformation,[],[f7]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.15  % Problem    : SYN343+1 : TPTP v8.1.0. Released v2.0.0.
% 0.08/0.16  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.15/0.38  % Computer : n007.cluster.edu
% 0.15/0.38  % Model    : x86_64 x86_64
% 0.15/0.38  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.38  % Memory   : 8042.1875MB
% 0.15/0.38  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.38  % CPULimit   : 300
% 0.15/0.38  % WCLimit    : 300
% 0.15/0.38  % DateTime   : Tue Aug 30 21:31:31 EDT 2022
% 0.15/0.38  % CPUTime    : 
% 0.23/0.52  % (20243)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/7Mi)
% 0.23/0.52  % (20243)First to succeed.
% 0.23/0.52  % (20243)Refutation found. Thanks to Tanya!
% 0.23/0.52  % SZS status Theorem for theBenchmark
% 0.23/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.23/0.52  % (20243)------------------------------
% 0.23/0.52  % (20243)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.23/0.52  % (20243)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.23/0.52  % (20243)Termination reason: Refutation
% 0.23/0.52  
% 0.23/0.52  % (20243)Memory used [KB]: 5373
% 0.23/0.52  % (20243)Time elapsed: 0.092 s
% 0.23/0.52  % (20243)Instructions burned: 1 (million)
% 0.23/0.52  % (20243)------------------------------
% 0.23/0.52  % (20243)------------------------------
% 0.23/0.52  % (20235)Success in time 0.138 s
%------------------------------------------------------------------------------