TSTP Solution File: SET575+3 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET575+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n014.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 : Sun May  5 09:14:12 EDT 2024

% Result   : Theorem 0.21s 0.38s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   22 (   6 unt;   0 def)
%            Number of atoms       :   61 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   64 (  25   ~;  18   |;  15   &)
%                                         (   1 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   42 (  32   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f26,plain,
    $false,
    inference(subsumption_resolution,[],[f25,f23]) ).

fof(f23,plain,
    ~ member(sK2(sK1,sK0),sK0),
    inference(resolution,[],[f22,f14]) ).

fof(f14,plain,
    ! [X2] :
      ( ~ member(X2,sK1)
      | ~ member(X2,sK0) ),
    inference(cnf_transformation,[],[f8]) ).

fof(f8,plain,
    ( ! [X2] :
        ( ~ member(X2,sK1)
        | ~ member(X2,sK0) )
    & intersect(sK0,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f5,f7]) ).

fof(f7,plain,
    ( ? [X0,X1] :
        ( ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X2,X0) )
        & intersect(X0,X1) )
   => ( ! [X2] :
          ( ~ member(X2,sK1)
          | ~ member(X2,sK0) )
      & intersect(sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f5,plain,
    ? [X0,X1] :
      ( ! [X2] :
          ( ~ member(X2,X1)
          | ~ member(X2,X0) )
      & intersect(X0,X1) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f4,negated_conjecture,
    ~ ! [X0,X1] :
        ( intersect(X0,X1)
       => ? [X2] :
            ( member(X2,X1)
            & member(X2,X0) ) ),
    inference(negated_conjecture,[],[f3]) ).

fof(f3,conjecture,
    ! [X0,X1] :
      ( intersect(X0,X1)
     => ? [X2] :
          ( member(X2,X1)
          & member(X2,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_th15) ).

fof(f22,plain,
    member(sK2(sK1,sK0),sK1),
    inference(resolution,[],[f16,f19]) ).

fof(f19,plain,
    intersect(sK1,sK0),
    inference(resolution,[],[f15,f13]) ).

fof(f13,plain,
    intersect(sK0,sK1),
    inference(cnf_transformation,[],[f8]) ).

fof(f15,plain,
    ! [X0,X1] :
      ( ~ intersect(X0,X1)
      | intersect(X1,X0) ),
    inference(cnf_transformation,[],[f6]) ).

fof(f6,plain,
    ! [X0,X1] :
      ( intersect(X1,X0)
      | ~ intersect(X0,X1) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( intersect(X0,X1)
     => intersect(X1,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_of_intersect) ).

fof(f16,plain,
    ! [X0,X1] :
      ( ~ intersect(X0,X1)
      | member(sK2(X0,X1),X0) ),
    inference(cnf_transformation,[],[f12]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( ( intersect(X0,X1)
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X2,X0) ) )
      & ( ( member(sK2(X0,X1),X1)
          & member(sK2(X0,X1),X0) )
        | ~ intersect(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f10,f11]) ).

fof(f11,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( member(X3,X1)
          & member(X3,X0) )
     => ( member(sK2(X0,X1),X1)
        & member(sK2(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f10,plain,
    ! [X0,X1] :
      ( ( intersect(X0,X1)
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X2,X0) ) )
      & ( ? [X3] :
            ( member(X3,X1)
            & member(X3,X0) )
        | ~ intersect(X0,X1) ) ),
    inference(rectify,[],[f9]) ).

fof(f9,plain,
    ! [X0,X1] :
      ( ( intersect(X0,X1)
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X2,X0) ) )
      & ( ? [X2] :
            ( member(X2,X1)
            & member(X2,X0) )
        | ~ intersect(X0,X1) ) ),
    inference(nnf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( intersect(X0,X1)
    <=> ? [X2] :
          ( member(X2,X1)
          & member(X2,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersect_defn) ).

fof(f25,plain,
    member(sK2(sK1,sK0),sK0),
    inference(resolution,[],[f17,f19]) ).

fof(f17,plain,
    ! [X0,X1] :
      ( ~ intersect(X0,X1)
      | member(sK2(X0,X1),X1) ),
    inference(cnf_transformation,[],[f12]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem    : SET575+3 : TPTP v8.1.2. Released v2.2.0.
% 0.12/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n014.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Fri May  3 16:43:23 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (4369)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.37  % (4374)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.14/0.37  % (4372)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)
% 0.14/0.37  % (4375)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.14/0.37  % (4373)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.14/0.37  % (4370)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2_1451 on theBenchmark for (1451ds/0Mi)
% 0.14/0.37  % (4371)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.14/0.38  % (4376)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)
% 0.14/0.38  TRYING [1]
% 0.14/0.38  TRYING [1,1]
% 0.14/0.38  TRYING [1,1]
% 0.14/0.38  TRYING [2]
% 0.14/0.38  TRYING [2,1]
% 0.14/0.38  TRYING [2,1]
% 0.14/0.38  % (4374)First to succeed.
% 0.14/0.38  TRYING [1]
% 0.14/0.38  % (4375)Also succeeded, but the first one will report.
% 0.14/0.38  % (4372)Also succeeded, but the first one will report.
% 0.14/0.38  TRYING [2]
% 0.14/0.38  TRYING [2,2]
% 0.14/0.38  TRYING [3]
% 0.14/0.38  TRYING [2,2]
% 0.14/0.38  TRYING [3]
% 0.14/0.38  TRYING [3,3]
% 0.14/0.38  TRYING [3,3]
% 0.14/0.38  % (4374)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-4369"
% 0.14/0.38  TRYING [4]
% 0.14/0.38  TRYING [4]
% 0.14/0.38  TRYING [4,4]
% 0.14/0.38  TRYING [4,4]
% 0.14/0.38  TRYING [5]
% 0.21/0.38  % (4374)Refutation found. Thanks to Tanya!
% 0.21/0.38  % SZS status Theorem for theBenchmark
% 0.21/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.38  % (4374)------------------------------
% 0.21/0.38  % (4374)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.21/0.38  % (4374)Termination reason: Refutation
% 0.21/0.38  
% 0.21/0.38  % (4374)Memory used [KB]: 745
% 0.21/0.38  % (4374)Time elapsed: 0.004 s
% 0.21/0.38  % (4374)Instructions burned: 3 (million)
% 0.21/0.38  % (4369)Success in time 0.018 s
%------------------------------------------------------------------------------