TSTP Solution File: SET925+1 by SnakeForV-SAT---1.0

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%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET925+1 : TPTP v8.1.0. Released v3.2.0.
% 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 : n017.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 18:26:06 EDT 2022

% Result   : Theorem 0.19s 0.48s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   29 (   3 unt;   0 def)
%            Number of atoms       :   56 (  21 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   49 (  22   ~;  20   |;   0   &)
%                                         (   6 <=>;   0  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   3 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   15 (  13   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f46,plain,
    $false,
    inference(avatar_sat_refutation,[],[f32,f33,f40,f45]) ).

fof(f45,plain,
    ( spl6_2
    | ~ spl6_1 ),
    inference(avatar_split_clause,[],[f44,f25,f29]) ).

fof(f29,plain,
    ( spl6_2
  <=> in(sK3,sK2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl6_2])]) ).

fof(f25,plain,
    ( spl6_1
  <=> empty_set = sF5 ),
    introduced(avatar_definition,[new_symbols(naming,[spl6_1])]) ).

fof(f44,plain,
    ( in(sK3,sK2)
    | ~ spl6_1 ),
    inference(trivial_inequality_removal,[],[f43]) ).

fof(f43,plain,
    ( in(sK3,sK2)
    | empty_set != empty_set
    | ~ spl6_1 ),
    inference(forward_demodulation,[],[f42,f27]) ).

fof(f27,plain,
    ( empty_set = sF5
    | ~ spl6_1 ),
    inference(avatar_component_clause,[],[f25]) ).

fof(f42,plain,
    ( empty_set != sF5
    | in(sK3,sK2) ),
    inference(superposition,[],[f41,f21]) ).

fof(f21,plain,
    set_difference(sF4,sK2) = sF5,
    introduced(function_definition,[]) ).

fof(f41,plain,
    ! [X0] :
      ( empty_set != set_difference(sF4,X0)
      | in(sK3,X0) ),
    inference(superposition,[],[f19,f20]) ).

fof(f20,plain,
    singleton(sK3) = sF4,
    introduced(function_definition,[]) ).

fof(f19,plain,
    ! [X0,X1] :
      ( empty_set != set_difference(singleton(X0),X1)
      | in(X0,X1) ),
    inference(cnf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( empty_set = set_difference(singleton(X0),X1)
    <=> in(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l36_zfmisc_1) ).

fof(f40,plain,
    ( spl6_1
    | ~ spl6_2 ),
    inference(avatar_split_clause,[],[f38,f29,f25]) ).

fof(f38,plain,
    ( empty_set = sF5
    | ~ spl6_2 ),
    inference(superposition,[],[f21,f36]) ).

fof(f36,plain,
    ( empty_set = set_difference(sF4,sK2)
    | ~ spl6_2 ),
    inference(forward_demodulation,[],[f35,f20]) ).

fof(f35,plain,
    ( empty_set = set_difference(singleton(sK3),sK2)
    | ~ spl6_2 ),
    inference(resolution,[],[f18,f31]) ).

fof(f31,plain,
    ( in(sK3,sK2)
    | ~ spl6_2 ),
    inference(avatar_component_clause,[],[f29]) ).

fof(f18,plain,
    ! [X0,X1] :
      ( ~ in(X0,X1)
      | empty_set = set_difference(singleton(X0),X1) ),
    inference(cnf_transformation,[],[f7]) ).

fof(f33,plain,
    ( ~ spl6_1
    | ~ spl6_2 ),
    inference(avatar_split_clause,[],[f22,f29,f25]) ).

fof(f22,plain,
    ( ~ in(sK3,sK2)
    | empty_set != sF5 ),
    inference(definition_folding,[],[f16,f21,f20]) ).

fof(f16,plain,
    ( empty_set != set_difference(singleton(sK3),sK2)
    | ~ in(sK3,sK2) ),
    inference(cnf_transformation,[],[f10]) ).

fof(f10,plain,
    ? [X0,X1] :
      ( in(X1,X0)
    <~> empty_set = set_difference(singleton(X1),X0) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f8,plain,
    ~ ! [X1,X0] :
        ( in(X1,X0)
      <=> empty_set = set_difference(singleton(X1),X0) ),
    inference(rectify,[],[f6]) ).

fof(f6,negated_conjecture,
    ~ ! [X1,X0] :
        ( in(X0,X1)
      <=> empty_set = set_difference(singleton(X0),X1) ),
    inference(negated_conjecture,[],[f5]) ).

fof(f5,conjecture,
    ! [X1,X0] :
      ( in(X0,X1)
    <=> empty_set = set_difference(singleton(X0),X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t68_zfmisc_1) ).

fof(f32,plain,
    ( spl6_1
    | spl6_2 ),
    inference(avatar_split_clause,[],[f23,f29,f25]) ).

fof(f23,plain,
    ( in(sK3,sK2)
    | empty_set = sF5 ),
    inference(definition_folding,[],[f15,f21,f20]) ).

fof(f15,plain,
    ( empty_set = set_difference(singleton(sK3),sK2)
    | in(sK3,sK2) ),
    inference(cnf_transformation,[],[f10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem    : SET925+1 : TPTP v8.1.0. Released v3.2.0.
% 0.12/0.13  % 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 : n017.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 13:54:35 EDT 2022
% 0.19/0.33  % CPUTime    : 
% 0.19/0.48  % (19835)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/100Mi)
% 0.19/0.48  % (19835)First to succeed.
% 0.19/0.48  % (19835)Refutation found. Thanks to Tanya!
% 0.19/0.48  % SZS status Theorem for theBenchmark
% 0.19/0.48  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.48  % (19835)------------------------------
% 0.19/0.48  % (19835)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.48  % (19835)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.48  % (19835)Termination reason: Refutation
% 0.19/0.48  
% 0.19/0.48  % (19835)Memory used [KB]: 5373
% 0.19/0.48  % (19835)Time elapsed: 0.073 s
% 0.19/0.48  % (19835)Instructions burned: 2 (million)
% 0.19/0.48  % (19835)------------------------------
% 0.19/0.48  % (19835)------------------------------
% 0.19/0.48  % (19823)Success in time 0.142 s
%------------------------------------------------------------------------------