TSTP Solution File: SET120-7 by Vampire-SAT---4.8

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET120-7 : TPTP v8.1.2. Bugfixed v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n006.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 15:05:46 EDT 2024

% Result   : Unsatisfiable 2.44s 0.66s
% Output   : Refutation 2.44s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   15 (   8 unt;   0 def)
%            Number of atoms       :   24 (   9 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   19 (  10   ~;   9   |;   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;   3 con; 0-2 aty)
%            Number of variables   :   18 (  18   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f8068,plain,
    $false,
    inference(trivial_inequality_removal,[],[f8059]) ).

fof(f8059,plain,
    ordered_pair(x,y) != ordered_pair(x,y),
    inference(superposition,[],[f167,f8036]) ).

fof(f8036,plain,
    ! [X0] : ordered_pair(x,X0) = second(ordered_pair(x,X0)),
    inference(resolution,[],[f3157,f2225]) ).

fof(f2225,plain,
    ! [X2,X0,X1] : ~ member(ordered_pair(x,X0),cross_product(X1,X2)),
    inference(resolution,[],[f92,f326]) ).

fof(f326,plain,
    ! [X0] : ~ member(x,X0),
    inference(resolution,[],[f317,f4]) ).

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

fof(f317,plain,
    ! [X0] :
      ( ~ subclass(X0,universal_class)
      | ~ member(x,X0) ),
    inference(resolution,[],[f1,f166]) ).

fof(f166,axiom,
    ~ member(x,universal_class),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_2_to_OP_determines_components1_1) ).

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

fof(f92,axiom,
    ! [X2,X3,X0,X1] :
      ( member(X0,unordered_pair(X0,X1))
      | ~ member(ordered_pair(X0,X1),cross_product(X2,X3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',corollary_1_to_unordered_pair) ).

fof(f3157,plain,
    ! [X0] :
      ( member(X0,cross_product(universal_class,universal_class))
      | second(X0) = X0 ),
    inference(duplicate_literal_removal,[],[f3155]) ).

fof(f3155,plain,
    ! [X0] :
      ( member(X0,cross_product(universal_class,universal_class))
      | second(X0) = X0
      | second(X0) = X0 ),
    inference(superposition,[],[f161,f163]) ).

fof(f163,axiom,
    ! [X0] :
      ( ordered_pair(first(X0),second(X0)) = X0
      | second(X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unique_1st_and_2nd_in_pair_of_non_sets4) ).

fof(f161,axiom,
    ! [X0] :
      ( member(ordered_pair(first(X0),second(X0)),cross_product(universal_class,universal_class))
      | second(X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unique_1st_and_2nd_in_pair_of_non_sets2) ).

fof(f167,axiom,
    ordered_pair(x,y) != second(ordered_pair(x,y)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_2_to_OP_determines_components1_2) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.08  % Problem    : SET120-7 : TPTP v8.1.2. Bugfixed v7.3.0.
% 0.04/0.09  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.07/0.28  % Computer : n006.cluster.edu
% 0.07/0.28  % Model    : x86_64 x86_64
% 0.07/0.28  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.28  % Memory   : 8042.1875MB
% 0.07/0.28  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.07/0.28  % CPULimit   : 300
% 0.07/0.28  % WCLimit    : 300
% 0.07/0.28  % DateTime   : Tue Apr 30 01:36:20 EDT 2024
% 0.07/0.28  % CPUTime    : 
% 0.07/0.28  % (5857)Running in auto input_syntax mode. Trying TPTP
% 0.07/0.29  % (5861)WARNING: value z3 for option sas not known
% 0.07/0.30  % (5858)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.07/0.30  % (5862)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.07/0.30  % (5859)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.07/0.30  % (5865)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)
% 0.07/0.30  % (5863)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)
% 0.07/0.30  % (5864)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)
% 0.07/0.30  % (5861)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)
% 0.12/0.33  TRYING [1]
% 0.12/0.33  TRYING [2]
% 0.12/0.39  TRYING [3]
% 0.12/0.45  TRYING [1]
% 0.12/0.46  TRYING [2]
% 1.97/0.60  TRYING [3]
% 2.44/0.66  % (5864)First to succeed.
% 2.44/0.66  % (5864)Refutation found. Thanks to Tanya!
% 2.44/0.66  % SZS status Unsatisfiable for theBenchmark
% 2.44/0.66  % SZS output start Proof for theBenchmark
% See solution above
% 2.44/0.66  % (5864)------------------------------
% 2.44/0.66  % (5864)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 2.44/0.66  % (5864)Termination reason: Refutation
% 2.44/0.66  
% 2.44/0.66  % (5864)Memory used [KB]: 4516
% 2.44/0.66  % (5864)Time elapsed: 0.366 s
% 2.44/0.66  % (5864)Instructions burned: 644 (million)
% 2.44/0.66  % (5864)------------------------------
% 2.44/0.66  % (5864)------------------------------
% 2.64/0.66  % (5857)Success in time 0.379 s
%------------------------------------------------------------------------------