TSTP Solution File: SET098-7 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET098-7 : 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 : n009.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 15:05:39 EDT 2024

% Result   : Unsatisfiable 3.87s 1.00s
% Output   : Refutation 3.87s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   17 (   9 unt;   0 def)
%            Number of atoms       :   27 (  14 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   18 (   8   ~;  10   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-2 aty)
%            Number of variables   :   11 (  11   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f10139,plain,
    $false,
    inference(trivial_inequality_removal,[],[f10138]) ).

fof(f10138,plain,
    null_class != null_class,
    inference(superposition,[],[f144,f8511]) ).

fof(f8511,plain,
    null_class = x,
    inference(trivial_inequality_removal,[],[f8407]) ).

fof(f8407,plain,
    ( x != x
    | null_class = x ),
    inference(superposition,[],[f143,f8402]) ).

fof(f8402,plain,
    ( x = singleton(not_subclass_element(x,null_class))
    | null_class = x ),
    inference(resolution,[],[f5458,f103]) ).

fof(f103,axiom,
    ! [X4] : ~ member(X4,null_class),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_of_null_class) ).

fof(f5458,plain,
    ( member(not_subclass_element(null_class,null_class),null_class)
    | x = singleton(not_subclass_element(x,null_class))
    | null_class = x ),
    inference(superposition,[],[f141,f4943]) ).

fof(f4943,plain,
    null_class = intersection(complement(singleton(not_subclass_element(x,null_class))),x),
    inference(resolution,[],[f4897,f105]) ).

fof(f105,axiom,
    ! [X0] :
      ( ~ subclass(X0,null_class)
      | null_class = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',corollary_of_null_class_is_subclass) ).

fof(f4897,plain,
    subclass(intersection(complement(singleton(not_subclass_element(x,null_class))),x),null_class),
    inference(resolution,[],[f201,f142]) ).

fof(f142,axiom,
    ~ member(not_subclass_element(intersection(complement(singleton(not_subclass_element(x,null_class))),x),null_class),x),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_1_to_number_of_elements_in_class_1) ).

fof(f201,plain,
    ! [X2,X0,X1] :
      ( member(not_subclass_element(intersection(X0,X1),X2),X1)
      | subclass(intersection(X0,X1),X2) ),
    inference(resolution,[],[f22,f2]) ).

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

fof(f22,axiom,
    ! [X0,X1,X4] :
      ( ~ member(X4,intersection(X0,X1))
      | member(X4,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection2) ).

fof(f141,axiom,
    ! [X0] :
      ( member(not_subclass_element(intersection(complement(singleton(not_subclass_element(X0,null_class))),X0),null_class),intersection(complement(singleton(not_subclass_element(X0,null_class))),X0))
      | singleton(not_subclass_element(X0,null_class)) = X0
      | null_class = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',number_of_elements_in_class) ).

fof(f143,axiom,
    x != singleton(not_subclass_element(x,null_class)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_1_to_number_of_elements_in_class_2) ).

fof(f144,axiom,
    null_class != x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_1_to_number_of_elements_in_class_3) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.19  % Problem    : SET098-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.10/0.21  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.12/0.42  % Computer : n009.cluster.edu
% 0.12/0.42  % Model    : x86_64 x86_64
% 0.12/0.42  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.42  % Memory   : 8042.1875MB
% 0.12/0.42  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.43  % CPULimit   : 300
% 0.12/0.43  % WCLimit    : 300
% 0.12/0.43  % DateTime   : Tue Apr 30 01:09:41 EDT 2024
% 0.12/0.43  % CPUTime    : 
% 0.12/0.43  % (4814)Running in auto input_syntax mode. Trying TPTP
% 0.12/0.45  % (4817)WARNING: value z3 for option sas not known
% 0.12/0.45  % (4816)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.12/0.45  % (4818)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.12/0.45  % (4821)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)
% 0.12/0.45  % (4817)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)
% 0.12/0.45  % (4820)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)
% 0.12/0.45  % (4819)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)
% 0.12/0.45  % (4815)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.18/0.50  TRYING [1]
% 0.18/0.50  TRYING [2]
% 0.97/0.57  TRYING [3]
% 0.97/0.62  TRYING [1]
% 0.97/0.62  TRYING [2]
% 1.77/0.70  TRYING [4]
% 2.20/0.75  TRYING [3]
% 3.87/0.99  TRYING [1]
% 3.87/0.99  TRYING [2]
% 3.87/1.00  % (4820)First to succeed.
% 3.87/1.00  % (4820)Refutation found. Thanks to Tanya!
% 3.87/1.00  % SZS status Unsatisfiable for theBenchmark
% 3.87/1.00  % SZS output start Proof for theBenchmark
% See solution above
% 3.87/1.00  % (4820)------------------------------
% 3.87/1.00  % (4820)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 3.87/1.00  % (4820)Termination reason: Refutation
% 3.87/1.00  
% 3.87/1.00  % (4820)Memory used [KB]: 5101
% 3.87/1.00  % (4820)Time elapsed: 0.555 s
% 3.87/1.00  % (4820)Instructions burned: 1003 (million)
% 3.87/1.00  % (4820)------------------------------
% 3.87/1.00  % (4820)------------------------------
% 3.87/1.00  % (4814)Success in time 0.561 s
%------------------------------------------------------------------------------