TSTP Solution File: SEU102+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU102+1 : TPTP v8.2.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n022.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 May 21 03:52:59 EDT 2024

% Result   : Theorem 0.21s 0.54s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   46 (  32 unt;   0 def)
%            Number of atoms       :  107 (  22 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :   96 (  35   ~;  24   |;  30   &)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-3 aty)
%            Number of variables   :   49 (  40   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f14308,plain,
    $false,
    inference(subsumption_resolution,[],[f14307,f111]) ).

fof(f111,plain,
    ~ element(set_intersection2(sK2,sK3),sK4),
    inference(cnf_transformation,[],[f84]) ).

fof(f84,plain,
    ( ~ element(set_intersection2(sK2,sK3),sK4)
    & element(sK3,sK4)
    & element(sK2,sK4)
    & preboolean(sK4)
    & ~ empty(sK4) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3,sK4])],[f52,f83]) ).

fof(f83,plain,
    ( ? [X0,X1,X2] :
        ( ~ element(set_intersection2(X0,X1),X2)
        & element(X1,X2)
        & element(X0,X2)
        & preboolean(X2)
        & ~ empty(X2) )
   => ( ~ element(set_intersection2(sK2,sK3),sK4)
      & element(sK3,sK4)
      & element(sK2,sK4)
      & preboolean(sK4)
      & ~ empty(sK4) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ? [X0,X1,X2] :
      ( ~ element(set_intersection2(X0,X1),X2)
      & element(X1,X2)
      & element(X0,X2)
      & preboolean(X2)
      & ~ empty(X2) ),
    inference(flattening,[],[f51]) ).

fof(f51,plain,
    ? [X0,X1,X2] :
      ( ~ element(set_intersection2(X0,X1),X2)
      & element(X1,X2)
      & element(X0,X2)
      & preboolean(X2)
      & ~ empty(X2) ),
    inference(ennf_transformation,[],[f27]) ).

fof(f27,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( ( preboolean(X2)
          & ~ empty(X2) )
       => ( ( element(X1,X2)
            & element(X0,X2) )
         => element(set_intersection2(X0,X1),X2) ) ),
    inference(negated_conjecture,[],[f26]) ).

fof(f26,conjecture,
    ! [X0,X1,X2] :
      ( ( preboolean(X2)
        & ~ empty(X2) )
     => ( ( element(X1,X2)
          & element(X0,X2) )
       => element(set_intersection2(X0,X1),X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t13_finsub_1) ).

fof(f14307,plain,
    element(set_intersection2(sK2,sK3),sK4),
    inference(forward_demodulation,[],[f14292,f14035]) ).

fof(f14035,plain,
    set_intersection2(sK2,sK3) = prebool_difference(sK4,sK2,set_difference(sK2,sK3)),
    inference(forward_demodulation,[],[f14034,f142]) ).

fof(f142,plain,
    ! [X0,X1] : set_intersection2(X0,X1) = set_difference(X0,set_difference(X0,X1)),
    inference(cnf_transformation,[],[f33]) ).

fof(f33,axiom,
    ! [X0,X1] : set_intersection2(X0,X1) = set_difference(X0,set_difference(X0,X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_xboole_1) ).

fof(f14034,plain,
    prebool_difference(sK4,sK2,set_difference(sK2,sK3)) = set_difference(sK2,set_difference(sK2,sK3)),
    inference(forward_demodulation,[],[f13886,f13916]) ).

fof(f13916,plain,
    prebool_difference(sK4,sK2,sK3) = set_difference(sK2,sK3),
    inference(unit_resulting_resolution,[],[f107,f108,f109,f110,f153]) ).

fof(f153,plain,
    ! [X2,X0,X1] :
      ( ~ element(X2,X0)
      | prebool_difference(X0,X1,X2) = set_difference(X1,X2)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(cnf_transformation,[],[f75]) ).

fof(f75,plain,
    ! [X0,X1,X2] :
      ( prebool_difference(X0,X1,X2) = set_difference(X1,X2)
      | ~ element(X2,X0)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(flattening,[],[f74]) ).

fof(f74,plain,
    ! [X0,X1,X2] :
      ( prebool_difference(X0,X1,X2) = set_difference(X1,X2)
      | ~ element(X2,X0)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f24,axiom,
    ! [X0,X1,X2] :
      ( ( element(X2,X0)
        & element(X1,X0)
        & preboolean(X0)
        & ~ empty(X0) )
     => prebool_difference(X0,X1,X2) = set_difference(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k2_finsub_1) ).

fof(f110,plain,
    element(sK3,sK4),
    inference(cnf_transformation,[],[f84]) ).

fof(f109,plain,
    element(sK2,sK4),
    inference(cnf_transformation,[],[f84]) ).

fof(f108,plain,
    preboolean(sK4),
    inference(cnf_transformation,[],[f84]) ).

fof(f107,plain,
    ~ empty(sK4),
    inference(cnf_transformation,[],[f84]) ).

fof(f13886,plain,
    prebool_difference(sK4,sK2,prebool_difference(sK4,sK2,sK3)) = set_difference(sK2,prebool_difference(sK4,sK2,sK3)),
    inference(unit_resulting_resolution,[],[f107,f108,f109,f13071,f153]) ).

fof(f13071,plain,
    element(prebool_difference(sK4,sK2,sK3),sK4),
    inference(unit_resulting_resolution,[],[f107,f108,f109,f110,f152]) ).

fof(f152,plain,
    ! [X2,X0,X1] :
      ( ~ element(X2,X0)
      | element(prebool_difference(X0,X1,X2),X0)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f73,plain,
    ! [X0,X1,X2] :
      ( element(prebool_difference(X0,X1,X2),X0)
      | ~ element(X2,X0)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(flattening,[],[f72]) ).

fof(f72,plain,
    ! [X0,X1,X2] :
      ( element(prebool_difference(X0,X1,X2),X0)
      | ~ element(X2,X0)
      | ~ element(X1,X0)
      | ~ preboolean(X0)
      | empty(X0) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0,X1,X2] :
      ( ( element(X2,X0)
        & element(X1,X0)
        & preboolean(X0)
        & ~ empty(X0) )
     => element(prebool_difference(X0,X1,X2),X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_finsub_1) ).

fof(f14292,plain,
    element(prebool_difference(sK4,sK2,set_difference(sK2,sK3)),sK4),
    inference(unit_resulting_resolution,[],[f107,f108,f109,f14193,f152]) ).

fof(f14193,plain,
    element(set_difference(sK2,sK3),sK4),
    inference(forward_demodulation,[],[f14192,f14022]) ).

fof(f14022,plain,
    set_difference(sK2,sK3) = prebool_difference(sK4,set_difference(sK2,sK3),empty_set),
    inference(forward_demodulation,[],[f14021,f13916]) ).

fof(f14021,plain,
    prebool_difference(sK4,sK2,sK3) = prebool_difference(sK4,prebool_difference(sK4,sK2,sK3),empty_set),
    inference(forward_demodulation,[],[f14020,f116]) ).

fof(f116,plain,
    ! [X0] : set_difference(X0,empty_set) = X0,
    inference(cnf_transformation,[],[f31]) ).

fof(f31,axiom,
    ! [X0] : set_difference(X0,empty_set) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_boole) ).

fof(f14020,plain,
    prebool_difference(sK4,prebool_difference(sK4,sK2,sK3),empty_set) = set_difference(prebool_difference(sK4,sK2,sK3),empty_set),
    inference(forward_demodulation,[],[f13894,f13995]) ).

fof(f13995,plain,
    empty_set = prebool_difference(sK4,sK3,sK3),
    inference(forward_demodulation,[],[f13917,f11703]) ).

fof(f11703,plain,
    ! [X0] : empty_set = set_difference(X0,X0),
    inference(forward_demodulation,[],[f11664,f115]) ).

fof(f115,plain,
    ! [X0] : empty_set = set_intersection2(X0,empty_set),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,axiom,
    ! [X0] : empty_set = set_intersection2(X0,empty_set),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_boole) ).

fof(f11664,plain,
    ! [X0] : set_intersection2(X0,empty_set) = set_difference(X0,X0),
    inference(superposition,[],[f142,f116]) ).

fof(f13917,plain,
    prebool_difference(sK4,sK3,sK3) = set_difference(sK3,sK3),
    inference(unit_resulting_resolution,[],[f107,f108,f110,f110,f153]) ).

fof(f13894,plain,
    prebool_difference(sK4,prebool_difference(sK4,sK2,sK3),prebool_difference(sK4,sK3,sK3)) = set_difference(prebool_difference(sK4,sK2,sK3),prebool_difference(sK4,sK3,sK3)),
    inference(unit_resulting_resolution,[],[f107,f108,f13071,f13072,f153]) ).

fof(f13072,plain,
    element(prebool_difference(sK4,sK3,sK3),sK4),
    inference(unit_resulting_resolution,[],[f107,f108,f110,f110,f152]) ).

fof(f14192,plain,
    element(prebool_difference(sK4,set_difference(sK2,sK3),empty_set),sK4),
    inference(forward_demodulation,[],[f14170,f13916]) ).

fof(f14170,plain,
    element(prebool_difference(sK4,prebool_difference(sK4,sK2,sK3),empty_set),sK4),
    inference(unit_resulting_resolution,[],[f107,f108,f13071,f14134,f152]) ).

fof(f14134,plain,
    element(empty_set,sK4),
    inference(superposition,[],[f13072,f13995]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SEU102+1 : TPTP v8.2.0. Released v3.2.0.
% 0.07/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.35  % Computer : n022.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Sun May 19 15:22:23 EDT 2024
% 0.15/0.35  % CPUTime    : 
% 0.15/0.36  % (3467)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.37  % (3474)WARNING: value z3 for option sas not known
% 0.15/0.37  % (3472)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.37  % (3473)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.38  % (3475)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.38  % (3476)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.15/0.38  % (3474)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.15/0.38  % (3478)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.15/0.38  TRYING [1]
% 0.15/0.38  TRYING [2]
% 0.15/0.38  TRYING [3]
% 0.15/0.38  TRYING [1]
% 0.15/0.38  TRYING [2]
% 0.15/0.38  % (3477)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.15/0.38  TRYING [4]
% 0.15/0.39  TRYING [5]
% 0.15/0.39  TRYING [3]
% 0.21/0.42  TRYING [6]
% 0.21/0.43  TRYING [4]
% 0.21/0.47  TRYING [7]
% 0.21/0.49  TRYING [5]
% 0.21/0.51  TRYING [8]
% 0.21/0.54  % (3478)First to succeed.
% 0.21/0.54  % (3478)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-3467"
% 0.21/0.54  % (3478)Refutation found. Thanks to Tanya!
% 0.21/0.54  % SZS status Theorem for theBenchmark
% 0.21/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.54  % (3478)------------------------------
% 0.21/0.54  % (3478)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.21/0.54  % (3478)Termination reason: Refutation
% 0.21/0.54  
% 0.21/0.54  % (3478)Memory used [KB]: 4409
% 0.21/0.54  % (3478)Time elapsed: 0.167 s
% 0.21/0.54  % (3478)Instructions burned: 357 (million)
% 0.21/0.54  % (3467)Success in time 0.183 s
%------------------------------------------------------------------------------