TSTP Solution File: GEO268+3 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GEO268+3 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n031.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 : Tue Apr 30 11:15:06 EDT 2024

% Result   : Theorem 0.18s 0.37s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   47 (   2 unt;   0 def)
%            Number of atoms       :  117 (   0 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  119 (  49   ~;  52   |;   8   &)
%                                         (   6 <=>;   3  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   3 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :   56 (  50   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f236,plain,
    $false,
    inference(avatar_sat_refutation,[],[f164,f165,f228,f235]) ).

fof(f235,plain,
    ( ~ spl2_1
    | spl2_2 ),
    inference(avatar_contradiction_clause,[],[f234]) ).

fof(f234,plain,
    ( $false
    | ~ spl2_1
    | spl2_2 ),
    inference(subsumption_resolution,[],[f232,f158]) ).

fof(f158,plain,
    ( unequally_directed_lines(sK0,sK1)
    | ~ spl2_1 ),
    inference(avatar_component_clause,[],[f157]) ).

fof(f157,plain,
    ( spl2_1
  <=> unequally_directed_lines(sK0,sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_1])]) ).

fof(f232,plain,
    ( ~ unequally_directed_lines(sK0,sK1)
    | spl2_2 ),
    inference(resolution,[],[f163,f197]) ).

fof(f197,plain,
    ! [X0,X1] :
      ( unequally_directed_opposite_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(resolution,[],[f194,f169]) ).

fof(f169,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,X1)
      | unequally_directed_opposite_lines(X0,X1) ),
    inference(resolution,[],[f135,f124]) ).

fof(f124,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_lines(X0,X1) ),
    inference(rectify,[],[f18]) ).

fof(f18,axiom,
    ! [X3,X4] :
      ( unequally_directed_lines(X3,reverse_line(X4))
      | unequally_directed_lines(X3,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax8_basics) ).

fof(f135,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,reverse_line(X1))
      | unequally_directed_opposite_lines(X0,X1) ),
    inference(cnf_transformation,[],[f114]) ).

fof(f114,plain,
    ! [X0,X1] :
      ( ( unequally_directed_opposite_lines(X0,X1)
        | ~ unequally_directed_lines(X0,reverse_line(X1)) )
      & ( unequally_directed_lines(X0,reverse_line(X1))
        | ~ unequally_directed_opposite_lines(X0,X1) ) ),
    inference(nnf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( unequally_directed_opposite_lines(X0,X1)
    <=> unequally_directed_lines(X0,reverse_line(X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a1_defns) ).

fof(f194,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(subsumption_resolution,[],[f193,f140]) ).

fof(f140,plain,
    ! [X0,X1] : ~ left_convergent_lines(X0,X1),
    inference(cnf_transformation,[],[f91]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( ~ left_convergent_lines(X0,reverse_line(X1))
      & ~ left_convergent_lines(X0,X1) ),
    inference(ennf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1] :
      ~ ( left_convergent_lines(X0,reverse_line(X1))
        | left_convergent_lines(X0,X1) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X3,X4] :
      ~ ( left_convergent_lines(X3,reverse_line(X4))
        | left_convergent_lines(X3,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax11_basics) ).

fof(f193,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(subsumption_resolution,[],[f133,f140]) ).

fof(f133,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(cnf_transformation,[],[f87]) ).

fof(f87,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(flattening,[],[f86]) ).

fof(f86,plain,
    ! [X0,X1] :
      ( left_convergent_lines(X0,reverse_line(X1))
      | left_convergent_lines(X0,X1)
      | ~ unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_lines(X0,X1) ),
    inference(ennf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( ( unequally_directed_lines(X0,reverse_line(X1))
        & unequally_directed_lines(X0,X1) )
     => ( left_convergent_lines(X0,reverse_line(X1))
        | left_convergent_lines(X0,X1) ) ),
    inference(rectify,[],[f19]) ).

fof(f19,axiom,
    ! [X3,X4] :
      ( ( unequally_directed_lines(X3,reverse_line(X4))
        & unequally_directed_lines(X3,X4) )
     => ( left_convergent_lines(X3,reverse_line(X4))
        | left_convergent_lines(X3,X4) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax9_basics) ).

fof(f163,plain,
    ( ~ unequally_directed_opposite_lines(sK0,reverse_line(sK1))
    | spl2_2 ),
    inference(avatar_component_clause,[],[f161]) ).

fof(f161,plain,
    ( spl2_2
  <=> unequally_directed_opposite_lines(sK0,reverse_line(sK1)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_2])]) ).

fof(f228,plain,
    ( spl2_1
    | ~ spl2_2 ),
    inference(avatar_contradiction_clause,[],[f227]) ).

fof(f227,plain,
    ( $false
    | spl2_1
    | ~ spl2_2 ),
    inference(subsumption_resolution,[],[f226,f170]) ).

fof(f170,plain,
    ( unequally_directed_opposite_lines(sK0,sK1)
    | spl2_1 ),
    inference(resolution,[],[f169,f159]) ).

fof(f159,plain,
    ( ~ unequally_directed_lines(sK0,sK1)
    | spl2_1 ),
    inference(avatar_component_clause,[],[f157]) ).

fof(f226,plain,
    ( ~ unequally_directed_opposite_lines(sK0,sK1)
    | ~ spl2_2 ),
    inference(resolution,[],[f205,f162]) ).

fof(f162,plain,
    ( unequally_directed_opposite_lines(sK0,reverse_line(sK1))
    | ~ spl2_2 ),
    inference(avatar_component_clause,[],[f161]) ).

fof(f205,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_opposite_lines(X0,reverse_line(X1))
      | ~ unequally_directed_opposite_lines(X0,X1) ),
    inference(resolution,[],[f195,f134]) ).

fof(f134,plain,
    ! [X0,X1] :
      ( unequally_directed_lines(X0,reverse_line(X1))
      | ~ unequally_directed_opposite_lines(X0,X1) ),
    inference(cnf_transformation,[],[f114]) ).

fof(f195,plain,
    ! [X0,X1] :
      ( ~ unequally_directed_lines(X0,X1)
      | ~ unequally_directed_opposite_lines(X0,X1) ),
    inference(resolution,[],[f194,f134]) ).

fof(f165,plain,
    ( spl2_1
    | spl2_2 ),
    inference(avatar_split_clause,[],[f115,f161,f157]) ).

fof(f115,plain,
    ( unequally_directed_opposite_lines(sK0,reverse_line(sK1))
    | unequally_directed_lines(sK0,sK1) ),
    inference(cnf_transformation,[],[f113]) ).

fof(f113,plain,
    ( ( ~ unequally_directed_opposite_lines(sK0,reverse_line(sK1))
      | ~ unequally_directed_lines(sK0,sK1) )
    & ( unequally_directed_opposite_lines(sK0,reverse_line(sK1))
      | unequally_directed_lines(sK0,sK1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f111,f112]) ).

fof(f112,plain,
    ( ? [X0,X1] :
        ( ( ~ unequally_directed_opposite_lines(X0,reverse_line(X1))
          | ~ unequally_directed_lines(X0,X1) )
        & ( unequally_directed_opposite_lines(X0,reverse_line(X1))
          | unequally_directed_lines(X0,X1) ) )
   => ( ( ~ unequally_directed_opposite_lines(sK0,reverse_line(sK1))
        | ~ unequally_directed_lines(sK0,sK1) )
      & ( unequally_directed_opposite_lines(sK0,reverse_line(sK1))
        | unequally_directed_lines(sK0,sK1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f111,plain,
    ? [X0,X1] :
      ( ( ~ unequally_directed_opposite_lines(X0,reverse_line(X1))
        | ~ unequally_directed_lines(X0,X1) )
      & ( unequally_directed_opposite_lines(X0,reverse_line(X1))
        | unequally_directed_lines(X0,X1) ) ),
    inference(nnf_transformation,[],[f74]) ).

fof(f74,plain,
    ? [X0,X1] :
      ( unequally_directed_lines(X0,X1)
    <~> unequally_directed_opposite_lines(X0,reverse_line(X1)) ),
    inference(ennf_transformation,[],[f39]) ).

fof(f39,plain,
    ~ ! [X0,X1] :
        ( unequally_directed_lines(X0,X1)
      <=> unequally_directed_opposite_lines(X0,reverse_line(X1)) ),
    inference(rectify,[],[f38]) ).

fof(f38,negated_conjecture,
    ~ ! [X3,X4] :
        ( unequally_directed_lines(X3,X4)
      <=> unequally_directed_opposite_lines(X3,reverse_line(X4)) ),
    inference(negated_conjecture,[],[f37]) ).

fof(f37,conjecture,
    ! [X3,X4] :
      ( unequally_directed_lines(X3,X4)
    <=> unequally_directed_opposite_lines(X3,reverse_line(X4)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',con) ).

fof(f164,plain,
    ( ~ spl2_1
    | ~ spl2_2 ),
    inference(avatar_split_clause,[],[f116,f161,f157]) ).

fof(f116,plain,
    ( ~ unequally_directed_opposite_lines(sK0,reverse_line(sK1))
    | ~ unequally_directed_lines(sK0,sK1) ),
    inference(cnf_transformation,[],[f113]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.12  % Problem    : GEO268+3 : TPTP v8.1.2. Released v4.0.0.
% 0.02/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.12/0.34  % Computer : n031.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
% 0.12/0.35  % DateTime   : Tue Apr 30 06:22:58 EDT 2024
% 0.12/0.35  % CPUTime    : 
% 0.12/0.35  % (25493)Running in auto input_syntax mode. Trying TPTP
% 0.18/0.37  % (25495)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.18/0.37  % (25499)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.18/0.37  % (25496)dis-2_2:3_amm=sco:anc=none:bce=on:fsr=off:gsp=on:nm=16:nwc=1.2:nicw=on:sac=on:sp=weighted_frequency_476 on theBenchmark for (476ds/0Mi)
% 0.18/0.37  % (25500)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2:si=on:rtra=on:rawr=on:rp=on:fmbksg=on_1451 on theBenchmark for (1451ds/0Mi)
% 0.18/0.37  % (25497)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.18/0.37  % (25498)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.18/0.37  TRYING [1]
% 0.18/0.37  % (25499)First to succeed.
% 0.18/0.37  TRYING [1,1,1,1]
% 0.18/0.37  TRYING [2]
% 0.18/0.37  TRYING [2,1,1,1]
% 0.18/0.37  TRYING [1,1,1,1]
% 0.18/0.37  TRYING [3,1,1,1]
% 0.18/0.37  TRYING [2,1,1,1]
% 0.18/0.37  TRYING [3]
% 0.18/0.37  TRYING [3,1,1,1]
% 0.18/0.37  % (25499)Refutation found. Thanks to Tanya!
% 0.18/0.37  % SZS status Theorem for theBenchmark
% 0.18/0.37  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.37  % (25499)------------------------------
% 0.18/0.37  % (25499)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.18/0.37  % (25499)Termination reason: Refutation
% 0.18/0.37  
% 0.18/0.37  % (25499)Memory used [KB]: 867
% 0.18/0.37  % (25499)Time elapsed: 0.006 s
% 0.18/0.37  % (25499)Instructions burned: 7 (million)
% 0.18/0.37  % (25499)------------------------------
% 0.18/0.37  % (25499)------------------------------
% 0.18/0.37  % (25493)Success in time 0.02 s
%------------------------------------------------------------------------------