TSTP Solution File: GRP146-1 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : GRP146-1 : TPTP v8.1.2. Bugfixed v1.2.1.
% 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 : n024.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 01:22:15 EDT 2023

% Result   : Unsatisfiable 0.14s 0.43s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    4
% Syntax   : Number of formulae    :    7 (   7 unt;   0 def)
%            Number of atoms       :    7 (   6 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :    3 (;   3   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f21,plain,
    $false,
    inference(subsumption_resolution,[],[f20,f16]) ).

fof(f16,axiom,
    c = least_upper_bound(a,c),
    file('/export/starexec/sandbox2/tmp/tmp.HdUEgawioE/Vampire---4.8_14614',ax_lub1a_1) ).

fof(f20,plain,
    c != least_upper_bound(a,c),
    inference(forward_demodulation,[],[f19,f17]) ).

fof(f17,axiom,
    c = least_upper_bound(b,c),
    file('/export/starexec/sandbox2/tmp/tmp.HdUEgawioE/Vampire---4.8_14614',ax_lub1a_2) ).

fof(f19,plain,
    c != least_upper_bound(a,least_upper_bound(b,c)),
    inference(backward_demodulation,[],[f18,f7]) ).

fof(f7,axiom,
    ! [X2,X0,X1] : least_upper_bound(X0,least_upper_bound(X1,X2)) = least_upper_bound(least_upper_bound(X0,X1),X2),
    file('/export/starexec/sandbox2/tmp/tmp.HdUEgawioE/Vampire---4.8_14614',associativity_of_lub) ).

fof(f18,axiom,
    c != least_upper_bound(least_upper_bound(a,b),c),
    file('/export/starexec/sandbox2/tmp/tmp.HdUEgawioE/Vampire---4.8_14614',prove_ax_lub1a) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : GRP146-1 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.13/0.14  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.14/0.36  % Computer : n024.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Mon Aug 28 22:58:08 EDT 2023
% 0.14/0.36  % CPUTime    : 
% 0.14/0.36  This is a CNF_UNS_RFO_PEQ_UEQ problem
% 0.14/0.36  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.HdUEgawioE/Vampire---4.8_14614
% 0.14/0.36  % (14757)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.42  % (14762)ott+10_4_av=off:drc=off:fde=none:nwc=1.2:sims=off:to=lpo:tgt=ground_606 on Vampire---4 for (606ds/0Mi)
% 0.14/0.42  % (14763)dis+10_7_av=off:drc=off:nwc=1.5:sims=off:sp=scramble:tgt=ground_485 on Vampire---4 for (485ds/0Mi)
% 0.14/0.42  % (14761)ott+10_32_av=off:drc=off:fde=none:nwc=5.0:sp=reverse_weighted_frequency:tgt=full_1200 on Vampire---4 for (1200ds/0Mi)
% 0.14/0.42  % (14759)ott+10_14_av=off:bd=preordered:drc=off:sp=weighted_frequency_1200 on Vampire---4 for (1200ds/0Mi)
% 0.14/0.42  % (14760)ott+10_11_av=off:bd=off:drc=off:fde=none:nwc=1.2:to=lpo:tgt=ground_1200 on Vampire---4 for (1200ds/0Mi)
% 0.14/0.42  % (14758)lrs+10_6_av=off:drc=off:fde=unused:nwc=2.5:sims=off:sp=reverse_frequency:stl=188_1200 on Vampire---4 for (1200ds/0Mi)
% 0.14/0.42  % (14764)lrs+10_50_av=off:bd=off:drc=off:sp=reverse_arity:tgt=ground:stl=62_361 on Vampire---4 for (361ds/0Mi)
% 0.14/0.43  % (14759)First to succeed.
% 0.14/0.43  % (14759)Refutation found. Thanks to Tanya!
% 0.14/0.43  % SZS status Unsatisfiable for Vampire---4
% 0.14/0.43  % SZS output start Proof for Vampire---4
% See solution above
% 0.14/0.43  % (14759)------------------------------
% 0.14/0.43  % (14759)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.14/0.43  % (14759)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.14/0.43  % (14759)Termination reason: Refutation
% 0.14/0.43  
% 0.14/0.43  % (14759)Memory used [KB]: 895
% 0.14/0.43  % (14759)Time elapsed: 0.004 s
% 0.14/0.43  % (14759)------------------------------
% 0.14/0.43  % (14759)------------------------------
% 0.14/0.43  % (14757)Success in time 0.062 s
% 0.14/0.43  % Vampire---4.8 exiting
%------------------------------------------------------------------------------