TSTP Solution File: SYN347+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SYN347+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 : n004.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 19:37:37 EDT 2022

% Result   : Theorem 0.19s 0.47s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   39 (   1 unt;   0 def)
%            Number of atoms       :  206 (   0 equ)
%            Maximal formula atoms :   28 (   5 avg)
%            Number of connectives :  263 (  96   ~; 107   |;  41   &)
%                                         (  15 <=>;   2  =>;   0  <=;   2 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   6 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   78 (  55   !;  23   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f75,plain,
    $false,
    inference(avatar_sat_refutation,[],[f24,f28,f32,f36,f48,f74]) ).

fof(f74,plain,
    ( ~ spl3_3
    | ~ spl3_4 ),
    inference(avatar_contradiction_clause,[],[f73]) ).

fof(f73,plain,
    ( $false
    | ~ spl3_3
    | ~ spl3_4 ),
    inference(subsumption_resolution,[],[f71,f69]) ).

fof(f69,plain,
    ( big_f(sK0,sK2(sK1,sK0))
    | ~ spl3_3 ),
    inference(factoring,[],[f51]) ).

fof(f51,plain,
    ( ! [X0] :
        ( big_f(X0,sK2(sK1,X0))
        | big_f(sK0,sK2(sK1,X0)) )
    | ~ spl3_3 ),
    inference(resolution,[],[f27,f15]) ).

fof(f15,plain,
    ! [X2,X3] :
      ( big_f(sK1,sK2(X2,X3))
      | big_f(sK0,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f10,plain,
    ! [X2,X3] :
      ( ( ~ big_f(sK1,sK2(X2,X3))
        | ~ big_f(sK0,sK2(X2,X3)) )
      & ( big_f(sK1,sK2(X2,X3))
        | big_f(sK0,sK2(X2,X3)) )
      & ( ~ big_f(sK0,sK1)
        | ( ( ~ big_f(X2,sK2(X2,X3))
            | ~ big_f(X3,sK2(X2,X3)) )
          & ( big_f(X2,sK2(X2,X3))
            | big_f(X3,sK2(X2,X3)) ) ) )
      & ( big_f(sK0,sK1)
        | ( ( big_f(X3,sK2(X2,X3))
            | ~ big_f(X2,sK2(X2,X3)) )
          & ( big_f(X2,sK2(X2,X3))
            | ~ big_f(X3,sK2(X2,X3)) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f7,f9,f8]) ).

fof(f8,plain,
    ( ? [X0,X1] :
      ! [X2,X3] :
      ? [X4] :
        ( ( ~ big_f(X1,X4)
          | ~ big_f(X0,X4) )
        & ( big_f(X1,X4)
          | big_f(X0,X4) )
        & ( ~ big_f(X0,X1)
          | ( ( ~ big_f(X2,X4)
              | ~ big_f(X3,X4) )
            & ( big_f(X2,X4)
              | big_f(X3,X4) ) ) )
        & ( big_f(X0,X1)
          | ( ( big_f(X3,X4)
              | ~ big_f(X2,X4) )
            & ( big_f(X2,X4)
              | ~ big_f(X3,X4) ) ) ) )
   => ! [X3,X2] :
      ? [X4] :
        ( ( ~ big_f(sK1,X4)
          | ~ big_f(sK0,X4) )
        & ( big_f(sK1,X4)
          | big_f(sK0,X4) )
        & ( ~ big_f(sK0,sK1)
          | ( ( ~ big_f(X2,X4)
              | ~ big_f(X3,X4) )
            & ( big_f(X2,X4)
              | big_f(X3,X4) ) ) )
        & ( big_f(sK0,sK1)
          | ( ( big_f(X3,X4)
              | ~ big_f(X2,X4) )
            & ( big_f(X2,X4)
              | ~ big_f(X3,X4) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f9,plain,
    ! [X2,X3] :
      ( ? [X4] :
          ( ( ~ big_f(sK1,X4)
            | ~ big_f(sK0,X4) )
          & ( big_f(sK1,X4)
            | big_f(sK0,X4) )
          & ( ~ big_f(sK0,sK1)
            | ( ( ~ big_f(X2,X4)
                | ~ big_f(X3,X4) )
              & ( big_f(X2,X4)
                | big_f(X3,X4) ) ) )
          & ( big_f(sK0,sK1)
            | ( ( big_f(X3,X4)
                | ~ big_f(X2,X4) )
              & ( big_f(X2,X4)
                | ~ big_f(X3,X4) ) ) ) )
     => ( ( ~ big_f(sK1,sK2(X2,X3))
          | ~ big_f(sK0,sK2(X2,X3)) )
        & ( big_f(sK1,sK2(X2,X3))
          | big_f(sK0,sK2(X2,X3)) )
        & ( ~ big_f(sK0,sK1)
          | ( ( ~ big_f(X2,sK2(X2,X3))
              | ~ big_f(X3,sK2(X2,X3)) )
            & ( big_f(X2,sK2(X2,X3))
              | big_f(X3,sK2(X2,X3)) ) ) )
        & ( big_f(sK0,sK1)
          | ( ( big_f(X3,sK2(X2,X3))
              | ~ big_f(X2,sK2(X2,X3)) )
            & ( big_f(X2,sK2(X2,X3))
              | ~ big_f(X3,sK2(X2,X3)) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f7,plain,
    ? [X0,X1] :
    ! [X2,X3] :
    ? [X4] :
      ( ( ~ big_f(X1,X4)
        | ~ big_f(X0,X4) )
      & ( big_f(X1,X4)
        | big_f(X0,X4) )
      & ( ~ big_f(X0,X1)
        | ( ( ~ big_f(X2,X4)
            | ~ big_f(X3,X4) )
          & ( big_f(X2,X4)
            | big_f(X3,X4) ) ) )
      & ( big_f(X0,X1)
        | ( ( big_f(X3,X4)
            | ~ big_f(X2,X4) )
          & ( big_f(X2,X4)
            | ~ big_f(X3,X4) ) ) ) ),
    inference(rectify,[],[f6]) ).

fof(f6,plain,
    ? [X1,X0] :
    ! [X2,X3] :
    ? [X4] :
      ( ( ~ big_f(X0,X4)
        | ~ big_f(X1,X4) )
      & ( big_f(X0,X4)
        | big_f(X1,X4) )
      & ( ~ big_f(X1,X0)
        | ( ( ~ big_f(X2,X4)
            | ~ big_f(X3,X4) )
          & ( big_f(X2,X4)
            | big_f(X3,X4) ) ) )
      & ( big_f(X1,X0)
        | ( ( big_f(X3,X4)
            | ~ big_f(X2,X4) )
          & ( big_f(X2,X4)
            | ~ big_f(X3,X4) ) ) ) ),
    inference(flattening,[],[f5]) ).

fof(f5,plain,
    ? [X1,X0] :
    ! [X2,X3] :
    ? [X4] :
      ( ( ~ big_f(X0,X4)
        | ~ big_f(X1,X4) )
      & ( big_f(X0,X4)
        | big_f(X1,X4) )
      & ( ~ big_f(X1,X0)
        | ( ( ~ big_f(X2,X4)
            | ~ big_f(X3,X4) )
          & ( big_f(X2,X4)
            | big_f(X3,X4) ) ) )
      & ( big_f(X1,X0)
        | ( ( big_f(X3,X4)
            | ~ big_f(X2,X4) )
          & ( big_f(X2,X4)
            | ~ big_f(X3,X4) ) ) ) ),
    inference(nnf_transformation,[],[f4]) ).

fof(f4,plain,
    ? [X1,X0] :
    ! [X2,X3] :
    ? [X4] :
      ( ( big_f(X1,X4)
      <~> big_f(X0,X4) )
      & ( ( big_f(X3,X4)
        <=> big_f(X2,X4) )
      <~> big_f(X1,X0) ) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f3,plain,
    ~ ! [X1,X0] :
      ? [X2,X3] :
      ! [X4] :
        ( ( big_f(X1,X0)
        <=> ( big_f(X3,X4)
          <=> big_f(X2,X4) ) )
        | ( big_f(X0,X4)
        <=> big_f(X1,X4) ) ),
    inference(rectify,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ! [X1,X0] :
      ? [X2,X3] :
      ! [X4] :
        ( ( big_f(X1,X4)
        <=> big_f(X0,X4) )
        | ( big_f(X0,X1)
        <=> ( big_f(X3,X4)
          <=> big_f(X2,X4) ) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ! [X1,X0] :
    ? [X2,X3] :
    ! [X4] :
      ( ( big_f(X1,X4)
      <=> big_f(X0,X4) )
      | ( big_f(X0,X1)
      <=> ( big_f(X3,X4)
        <=> big_f(X2,X4) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',church_46_17_3) ).

fof(f27,plain,
    ( ! [X2,X3] :
        ( big_f(X3,sK2(X2,X3))
        | ~ big_f(X2,sK2(X2,X3)) )
    | ~ spl3_3 ),
    inference(avatar_component_clause,[],[f26]) ).

fof(f26,plain,
    ( spl3_3
  <=> ! [X2,X3] :
        ( ~ big_f(X2,sK2(X2,X3))
        | big_f(X3,sK2(X2,X3)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_3])]) ).

fof(f71,plain,
    ( ~ big_f(sK0,sK2(sK1,sK0))
    | ~ spl3_3
    | ~ spl3_4 ),
    inference(resolution,[],[f70,f16]) ).

fof(f16,plain,
    ! [X2,X3] :
      ( ~ big_f(sK1,sK2(X2,X3))
      | ~ big_f(sK0,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f70,plain,
    ( big_f(sK1,sK2(sK1,sK0))
    | ~ spl3_3
    | ~ spl3_4 ),
    inference(resolution,[],[f69,f31]) ).

fof(f31,plain,
    ( ! [X2,X3] :
        ( big_f(X2,sK2(X2,X3))
        | ~ big_f(X3,sK2(X2,X3)) )
    | ~ spl3_4 ),
    inference(avatar_component_clause,[],[f30]) ).

fof(f30,plain,
    ( spl3_4
  <=> ! [X2,X3] :
        ( big_f(X2,sK2(X2,X3))
        | ~ big_f(X3,sK2(X2,X3)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_4])]) ).

fof(f48,plain,
    ( ~ spl3_1
    | ~ spl3_5 ),
    inference(avatar_contradiction_clause,[],[f47]) ).

fof(f47,plain,
    ( $false
    | ~ spl3_1
    | ~ spl3_5 ),
    inference(subsumption_resolution,[],[f46,f19]) ).

fof(f19,plain,
    ( ! [X2,X3] :
        ( ~ big_f(X3,sK2(X2,X3))
        | ~ big_f(X2,sK2(X2,X3)) )
    | ~ spl3_1 ),
    inference(avatar_component_clause,[],[f18]) ).

fof(f18,plain,
    ( spl3_1
  <=> ! [X2,X3] :
        ( ~ big_f(X3,sK2(X2,X3))
        | ~ big_f(X2,sK2(X2,X3)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_1])]) ).

fof(f46,plain,
    ( ! [X0] : big_f(X0,sK2(X0,X0))
    | ~ spl3_5 ),
    inference(factoring,[],[f35]) ).

fof(f35,plain,
    ( ! [X2,X3] :
        ( big_f(X3,sK2(X2,X3))
        | big_f(X2,sK2(X2,X3)) )
    | ~ spl3_5 ),
    inference(avatar_component_clause,[],[f34]) ).

fof(f34,plain,
    ( spl3_5
  <=> ! [X2,X3] :
        ( big_f(X3,sK2(X2,X3))
        | big_f(X2,sK2(X2,X3)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_5])]) ).

fof(f36,plain,
    ( ~ spl3_2
    | spl3_5 ),
    inference(avatar_split_clause,[],[f13,f34,f21]) ).

fof(f21,plain,
    ( spl3_2
  <=> big_f(sK0,sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_2])]) ).

fof(f13,plain,
    ! [X2,X3] :
      ( big_f(X3,sK2(X2,X3))
      | ~ big_f(sK0,sK1)
      | big_f(X2,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f32,plain,
    ( spl3_2
    | spl3_4 ),
    inference(avatar_split_clause,[],[f11,f30,f21]) ).

fof(f11,plain,
    ! [X2,X3] :
      ( big_f(X2,sK2(X2,X3))
      | big_f(sK0,sK1)
      | ~ big_f(X3,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f28,plain,
    ( spl3_3
    | spl3_2 ),
    inference(avatar_split_clause,[],[f12,f21,f26]) ).

fof(f12,plain,
    ! [X2,X3] :
      ( big_f(sK0,sK1)
      | ~ big_f(X2,sK2(X2,X3))
      | big_f(X3,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f24,plain,
    ( spl3_1
    | ~ spl3_2 ),
    inference(avatar_split_clause,[],[f14,f21,f18]) ).

fof(f14,plain,
    ! [X2,X3] :
      ( ~ big_f(sK0,sK1)
      | ~ big_f(X3,sK2(X2,X3))
      | ~ big_f(X2,sK2(X2,X3)) ),
    inference(cnf_transformation,[],[f10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem    : SYN347+1 : TPTP v8.1.0. Released v2.0.0.
% 0.03/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.33  % Computer : n004.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit   : 300
% 0.13/0.33  % WCLimit    : 300
% 0.13/0.33  % DateTime   : Tue Aug 30 21:43:19 EDT 2022
% 0.13/0.33  % CPUTime    : 
% 0.19/0.46  % (5436)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/99Mi)
% 0.19/0.46  % (5428)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/2Mi)
% 0.19/0.46  % (5436)First to succeed.
% 0.19/0.46  % (5428)Instruction limit reached!
% 0.19/0.46  % (5428)------------------------------
% 0.19/0.46  % (5428)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.46  % (5428)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.46  % (5428)Termination reason: Unknown
% 0.19/0.46  % (5428)Termination phase: Saturation
% 0.19/0.46  
% 0.19/0.46  % (5428)Memory used [KB]: 5373
% 0.19/0.46  % (5428)Time elapsed: 0.075 s
% 0.19/0.46  % (5428)Instructions burned: 2 (million)
% 0.19/0.46  % (5428)------------------------------
% 0.19/0.46  % (5428)------------------------------
% 0.19/0.47  % (5436)Refutation found. Thanks to Tanya!
% 0.19/0.47  % SZS status Theorem for theBenchmark
% 0.19/0.47  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.47  % (5436)------------------------------
% 0.19/0.47  % (5436)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.47  % (5436)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.47  % (5436)Termination reason: Refutation
% 0.19/0.47  
% 0.19/0.47  % (5436)Memory used [KB]: 5373
% 0.19/0.47  % (5436)Time elapsed: 0.075 s
% 0.19/0.47  % (5436)Instructions burned: 3 (million)
% 0.19/0.47  % (5436)------------------------------
% 0.19/0.47  % (5436)------------------------------
% 0.19/0.47  % (5419)Success in time 0.125 s
%------------------------------------------------------------------------------