TSTP Solution File: SET024-3 by Vampire---4.8

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%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : SET024-3 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s

% Computer : n016.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 : Thu Aug 31 15:35:36 EDT 2023

% Result   : Unsatisfiable 0.22s 0.44s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    4
% Syntax   : Number of formulae    :    7 (   5 unt;   0 def)
%            Number of atoms       :   10 (   2 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :    8 (   5   ~;   3   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-2 aty)
%            Number of variables   :    6 (;   6   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f318,plain,
    $false,
    inference(unit_resulting_resolution,[],[f150,f155,f186]) ).

fof(f186,plain,
    ! [X2,X1] :
      ( ~ little_set(X2)
      | member(X2,non_ordered_pair(X2,X1)) ),
    inference(equality_resolution,[],[f6]) ).

fof(f6,axiom,
    ! [X2,X0,X1] :
      ( ~ little_set(X2)
      | X0 != X2
      | member(X2,non_ordered_pair(X0,X1)) ),
    file('/export/starexec/sandbox2/tmp/tmp.m25bEooEM8/Vampire---4.8_27930',non_ordered_pair2) ).

fof(f155,plain,
    ~ member(a,non_ordered_pair(a,a)),
    inference(definition_unfolding,[],[f151,f9]) ).

fof(f9,axiom,
    ! [X0] : singleton_set(X0) = non_ordered_pair(X0,X0),
    file('/export/starexec/sandbox2/tmp/tmp.m25bEooEM8/Vampire---4.8_27930',singleton_set) ).

fof(f151,axiom,
    ~ member(a,singleton_set(a)),
    file('/export/starexec/sandbox2/tmp/tmp.m25bEooEM8/Vampire---4.8_27930',prove_membership_of_singleton_set) ).

fof(f150,axiom,
    little_set(a),
    file('/export/starexec/sandbox2/tmp/tmp.m25bEooEM8/Vampire---4.8_27930',a_little_set) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : SET024-3 : TPTP v8.1.2. Released v1.0.0.
% 0.00/0.15  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.16/0.36  % Computer : n016.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit   : 300
% 0.16/0.36  % WCLimit    : 300
% 0.16/0.36  % DateTime   : Sat Aug 26 14:18:27 EDT 2023
% 0.16/0.36  % CPUTime    : 
% 0.16/0.36  This is a CNF_UNS_RFO_SEQ_NHN problem
% 0.16/0.36  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.m25bEooEM8/Vampire---4.8_27930
% 0.16/0.37  % (28038)Running in auto input_syntax mode. Trying TPTP
% 0.22/0.43  % (28044)ott+1011_4_er=known:fsd=off:nm=4:tgt=ground_499 on Vampire---4 for (499ds/0Mi)
% 0.22/0.43  % (28043)lrs+10_4:5_amm=off:bsr=on:bce=on:flr=on:fsd=off:fde=unused:gs=on:gsem=on:lcm=predicate:sos=all:tgt=ground:stl=62_514 on Vampire---4 for (514ds/0Mi)
% 0.22/0.43  % (28047)lrs+10_1024_av=off:bsr=on:br=off:ep=RSTC:fsd=off:irw=on:nm=4:nwc=1.1:sims=off:urr=on:stl=125_440 on Vampire---4 for (440ds/0Mi)
% 0.22/0.43  % (28045)ott+11_8:1_aac=none:amm=sco:anc=none:er=known:flr=on:fde=unused:irw=on:nm=0:nwc=1.2:nicw=on:sims=off:sos=all:sac=on_470 on Vampire---4 for (470ds/0Mi)
% 0.22/0.43  % (28041)lrs-1004_3_av=off:ep=RSTC:fsd=off:fsr=off:urr=ec_only:stl=62_525 on Vampire---4 for (525ds/0Mi)
% 0.22/0.43  % (28039)lrs+1011_1_bd=preordered:flr=on:fsd=off:fsr=off:irw=on:lcm=reverse:msp=off:nm=2:nwc=10.0:sos=on:sp=reverse_weighted_frequency:tgt=full:stl=62_562 on Vampire---4 for (562ds/0Mi)
% 0.22/0.43  % (28049)ott+1010_2:5_bd=off:fsd=off:fde=none:nm=16:sos=on_419 on Vampire---4 for (419ds/0Mi)
% 0.22/0.43  % (28049)Refutation not found, incomplete strategy% (28049)------------------------------
% 0.22/0.43  % (28049)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.22/0.43  % (28049)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.22/0.43  % (28049)Termination reason: Refutation not found, incomplete strategy
% 0.22/0.43  
% 0.22/0.43  % (28049)Memory used [KB]: 5628
% 0.22/0.43  % (28049)Time elapsed: 0.004 s
% 0.22/0.43  % (28049)------------------------------
% 0.22/0.43  % (28049)------------------------------
% 0.22/0.43  % (28041)First to succeed.
% 0.22/0.43  % (28044)Also succeeded, but the first one will report.
% 0.22/0.44  % (28041)Refutation found. Thanks to Tanya!
% 0.22/0.44  % SZS status Unsatisfiable for Vampire---4
% 0.22/0.44  % SZS output start Proof for Vampire---4
% See solution above
% 0.22/0.44  % (28041)------------------------------
% 0.22/0.44  % (28041)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.22/0.44  % (28041)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.22/0.44  % (28041)Termination reason: Refutation
% 0.22/0.44  
% 0.22/0.44  % (28041)Memory used [KB]: 1279
% 0.22/0.44  % (28041)Time elapsed: 0.007 s
% 0.22/0.44  % (28041)------------------------------
% 0.22/0.44  % (28041)------------------------------
% 0.22/0.44  % (28038)Success in time 0.066 s
% 0.22/0.44  % Vampire---4.8 exiting
%------------------------------------------------------------------------------