TSTP Solution File: SET189-6 by Vampire-SAT---4.8

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET189-6 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -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 : Sun May  5 09:12:43 EDT 2024

% Result   : Unsatisfiable 2.88s 0.74s
% Output   : Refutation 2.88s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   25 (  16 unt;   0 def)
%            Number of atoms       :   38 (   7 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   28 (  15   ~;  13   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :   20 (  20   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f17955,plain,
    $false,
    inference(subsumption_resolution,[],[f17954,f17762]) ).

fof(f17762,plain,
    ~ member(not_subclass_element(x,null_class),null_class),
    inference(superposition,[],[f1773,f17712]) ).

fof(f17712,plain,
    null_class = y,
    inference(unit_resulting_resolution,[],[f17687,f3115]) ).

fof(f3115,plain,
    ( ~ member(not_subclass_element(x,y),null_class)
    | null_class = y ),
    inference(superposition,[],[f1777,f67]) ).

fof(f67,axiom,
    ! [X0] :
      ( null_class = intersection(X0,regular(X0))
      | null_class = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',regularity2) ).

fof(f1777,plain,
    ! [X0] : ~ member(not_subclass_element(x,y),intersection(y,X0)),
    inference(unit_resulting_resolution,[],[f1773,f21]) ).

fof(f21,axiom,
    ! [X0,X1,X4] :
      ( ~ member(X4,intersection(X0,X1))
      | member(X4,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection1) ).

fof(f17687,plain,
    member(not_subclass_element(x,y),null_class),
    inference(forward_demodulation,[],[f16670,f113]) ).

fof(f113,axiom,
    null_class = intersection(complement(y),x),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_subclass_property6_1) ).

fof(f16670,plain,
    member(not_subclass_element(x,y),intersection(complement(y),x)),
    inference(unit_resulting_resolution,[],[f7714,f1774,f23]) ).

fof(f23,axiom,
    ! [X0,X1,X4] :
      ( ~ member(X4,X0)
      | ~ member(X4,X1)
      | member(X4,intersection(X0,X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection3) ).

fof(f1774,plain,
    member(not_subclass_element(x,y),x),
    inference(unit_resulting_resolution,[],[f1755,f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( member(not_subclass_element(X0,X1),X0)
      | subclass(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_subclass_members1) ).

fof(f1755,plain,
    ~ subclass(x,y),
    inference(unit_resulting_resolution,[],[f115,f114,f7]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( ~ subclass(X0,X1)
      | ~ subclass(X1,X0)
      | X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subclass_implies_equal) ).

fof(f114,axiom,
    subclass(y,x),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_subclass_property6_2) ).

fof(f115,axiom,
    y != x,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_to_subclass_property6_3) ).

fof(f7714,plain,
    member(not_subclass_element(x,y),complement(y)),
    inference(unit_resulting_resolution,[],[f1773,f1779,f25]) ).

fof(f25,axiom,
    ! [X0,X4] :
      ( ~ member(X4,universal_class)
      | member(X4,X0)
      | member(X4,complement(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement2) ).

fof(f1779,plain,
    member(not_subclass_element(x,y),universal_class),
    inference(unit_resulting_resolution,[],[f4,f1774,f1]) ).

fof(f1,axiom,
    ! [X2,X0,X1] :
      ( ~ member(X2,X0)
      | ~ subclass(X0,X1)
      | member(X2,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subclass_members) ).

fof(f4,axiom,
    ! [X0] : subclass(X0,universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',class_elements_are_sets) ).

fof(f1773,plain,
    ~ member(not_subclass_element(x,y),y),
    inference(unit_resulting_resolution,[],[f1755,f3]) ).

fof(f3,axiom,
    ! [X0,X1] :
      ( ~ member(not_subclass_element(X0,X1),X1)
      | subclass(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_subclass_members2) ).

fof(f17954,plain,
    member(not_subclass_element(x,null_class),null_class),
    inference(superposition,[],[f17687,f17712]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.10  % Problem    : SET189-6 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.02/0.11  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.10/0.31  % Computer : n004.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit   : 300
% 0.10/0.31  % WCLimit    : 300
% 0.10/0.31  % DateTime   : Fri May  3 17:06:08 EDT 2024
% 0.10/0.31  % CPUTime    : 
% 0.16/0.32  % (20638)Running in auto input_syntax mode. Trying TPTP
% 0.16/0.33  % (20641)WARNING: value z3 for option sas not known
% 0.16/0.33  % (20645)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)
% 0.16/0.33  % (20639)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.16/0.33  % (20640)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.16/0.33  % (20641)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)
% 0.16/0.33  % (20642)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.16/0.33  % (20643)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)
% 0.16/0.33  % (20644)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)
% 0.16/0.36  TRYING [1]
% 0.16/0.36  TRYING [2]
% 0.16/0.42  TRYING [3]
% 0.16/0.52  TRYING [1]
% 0.16/0.53  TRYING [2]
% 0.16/0.54  TRYING [4]
% 2.42/0.66  TRYING [3]
% 2.88/0.73  % (20645)First to succeed.
% 2.88/0.74  % (20645)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-20638"
% 2.88/0.74  % (20645)Refutation found. Thanks to Tanya!
% 2.88/0.74  % SZS status Unsatisfiable for theBenchmark
% 2.88/0.74  % SZS output start Proof for theBenchmark
% See solution above
% 2.88/0.74  % (20645)------------------------------
% 2.88/0.74  % (20645)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 2.88/0.74  % (20645)Termination reason: Refutation
% 2.88/0.74  
% 2.88/0.74  % (20645)Memory used [KB]: 7435
% 2.88/0.74  % (20645)Time elapsed: 0.404 s
% 2.88/0.74  % (20645)Instructions burned: 797 (million)
% 2.88/0.74  % (20638)Success in time 0.408 s
%------------------------------------------------------------------------------