TSTP Solution File: GRP039-7 by Vampire---4.8

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%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : GRP039-7 : TPTP v8.1.2. Bugfixed v1.0.1.
% 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 : n032.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 01:20:41 EDT 2023

% Result   : Unsatisfiable 0.15s 0.40s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   38 (  18 unt;   0 def)
%            Number of atoms       :   71 (  16 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   65 (  32   ~;  33   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :   22 (;  22   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f201,plain,
    $false,
    inference(subsumption_resolution,[],[f13,f200]) ).

fof(f200,plain,
    ~ subgroup_member(b),
    inference(resolution,[],[f199,f43]) ).

fof(f43,plain,
    ~ subgroup_member(a),
    inference(resolution,[],[f42,f13]) ).

fof(f42,plain,
    ( ~ subgroup_member(b)
    | ~ subgroup_member(a) ),
    inference(duplicate_literal_removal,[],[f41]) ).

fof(f41,plain,
    ( ~ subgroup_member(a)
    | ~ subgroup_member(b)
    | ~ subgroup_member(a) ),
    inference(resolution,[],[f37,f38]) ).

fof(f38,plain,
    ( ~ subgroup_member(c)
    | ~ subgroup_member(a) ),
    inference(resolution,[],[f36,f16]) ).

fof(f16,axiom,
    ~ subgroup_member(d),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',prove_d_in_O2) ).

fof(f36,plain,
    ( subgroup_member(d)
    | ~ subgroup_member(a)
    | ~ subgroup_member(c) ),
    inference(superposition,[],[f17,f15]) ).

fof(f15,axiom,
    multiply(a,c) = d,
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',a_times_c_is_d) ).

fof(f17,plain,
    ! [X0,X1] :
      ( subgroup_member(multiply(X0,X1))
      | ~ subgroup_member(X0)
      | ~ subgroup_member(X1) ),
    inference(equality_resolution,[],[f5]) ).

fof(f5,axiom,
    ! [X2,X0,X1] :
      ( ~ subgroup_member(X1)
      | ~ subgroup_member(X0)
      | subgroup_member(X2)
      | multiply(X0,X1) != X2 ),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',closure_of_multiply) ).

fof(f37,plain,
    ( subgroup_member(c)
    | ~ subgroup_member(a)
    | ~ subgroup_member(b) ),
    inference(forward_literal_rewriting,[],[f35,f4]) ).

fof(f4,axiom,
    ! [X0] :
      ( subgroup_member(inverse(X0))
      | ~ subgroup_member(X0) ),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',closure_of_inverse) ).

fof(f35,plain,
    ( subgroup_member(c)
    | ~ subgroup_member(b)
    | ~ subgroup_member(inverse(a)) ),
    inference(superposition,[],[f17,f14]) ).

fof(f14,axiom,
    multiply(b,inverse(a)) = c,
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',b_times_a_inverse_is_c) ).

fof(f199,plain,
    ( subgroup_member(a)
    | ~ subgroup_member(b) ),
    inference(resolution,[],[f198,f109]) ).

fof(f109,plain,
    ( ~ subgroup_member(c)
    | ~ subgroup_member(b) ),
    inference(resolution,[],[f108,f43]) ).

fof(f108,plain,
    ( subgroup_member(a)
    | ~ subgroup_member(b)
    | ~ subgroup_member(c) ),
    inference(forward_literal_rewriting,[],[f107,f4]) ).

fof(f107,plain,
    ( subgroup_member(a)
    | ~ subgroup_member(inverse(b))
    | ~ subgroup_member(c) ),
    inference(forward_literal_rewriting,[],[f105,f20]) ).

fof(f20,plain,
    ! [X0] :
      ( subgroup_member(X0)
      | ~ subgroup_member(inverse(X0)) ),
    inference(superposition,[],[f4,f8]) ).

fof(f8,axiom,
    ! [X0] : inverse(inverse(X0)) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',inverse_inverse) ).

fof(f105,plain,
    ( subgroup_member(inverse(a))
    | ~ subgroup_member(inverse(b))
    | ~ subgroup_member(c) ),
    inference(superposition,[],[f17,f88]) ).

fof(f88,plain,
    inverse(a) = multiply(inverse(b),c),
    inference(superposition,[],[f62,f14]) ).

fof(f62,plain,
    ! [X10,X11] : multiply(inverse(X10),multiply(X10,X11)) = X11,
    inference(forward_demodulation,[],[f51,f1]) ).

fof(f1,axiom,
    ! [X0] : multiply(identity,X0) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',left_identity) ).

fof(f51,plain,
    ! [X10,X11] : multiply(inverse(X10),multiply(X10,X11)) = multiply(identity,X11),
    inference(superposition,[],[f3,f2]) ).

fof(f2,axiom,
    ! [X0] : identity = multiply(inverse(X0),X0),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',left_inverse) ).

fof(f3,axiom,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',associativity) ).

fof(f198,plain,
    ( subgroup_member(c)
    | subgroup_member(a) ),
    inference(resolution,[],[f197,f16]) ).

fof(f197,plain,
    ( subgroup_member(d)
    | subgroup_member(c)
    | subgroup_member(a) ),
    inference(superposition,[],[f11,f194]) ).

fof(f194,plain,
    c = element_in_O2(a,d),
    inference(forward_demodulation,[],[f191,f89]) ).

fof(f89,plain,
    c = multiply(inverse(a),d),
    inference(superposition,[],[f62,f15]) ).

fof(f191,plain,
    multiply(inverse(a),d) = element_in_O2(a,d),
    inference(superposition,[],[f62,f177]) ).

fof(f177,plain,
    d = multiply(a,element_in_O2(a,d)),
    inference(resolution,[],[f173,f43]) ).

fof(f173,plain,
    ! [X8] :
      ( subgroup_member(X8)
      | d = multiply(X8,element_in_O2(X8,d)) ),
    inference(resolution,[],[f12,f16]) ).

fof(f12,axiom,
    ! [X0,X1] :
      ( subgroup_member(X1)
      | subgroup_member(X0)
      | multiply(X0,element_in_O2(X0,X1)) = X1 ),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',property_of_O2) ).

fof(f11,axiom,
    ! [X0,X1] :
      ( subgroup_member(element_in_O2(X0,X1))
      | subgroup_member(X1)
      | subgroup_member(X0) ),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',an_element_in_O2) ).

fof(f13,axiom,
    subgroup_member(b),
    file('/export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528',b_in_O2) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.13  % Problem    : GRP039-7 : TPTP v8.1.2. Bugfixed v1.0.1.
% 0.09/0.14  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.11/0.33  % Computer : n032.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit   : 300
% 0.11/0.33  % WCLimit    : 300
% 0.11/0.33  % DateTime   : Mon Aug 28 20:56:46 EDT 2023
% 0.11/0.34  % CPUTime    : 
% 0.11/0.34  This is a CNF_UNS_RFO_SEQ_NHN problem
% 0.11/0.34  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.zNprCxMMuN/Vampire---4.8_19528
% 0.11/0.34  % (19641)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (19642)lrs+10_11_cond=on:drc=off:flr=on:fsr=off:gsp=on:gs=on:gsem=off:lma=on:msp=off:nm=4:nwc=1.5:nicw=on:sas=z3:sims=off:sp=scramble:stl=188_1169 on Vampire---4 for (1169ds/0Mi)
% 0.15/0.39  % (19647)lrs-11_32_av=off:bd=off:bs=on:bsr=on:drc=off:flr=on:fsd=off:fsr=off:fde=none:gsp=on:irw=on:lcm=predicate:nm=4:sp=scramble:stl=125_825 on Vampire---4 for (825ds/0Mi)
% 0.15/0.39  % (19643)lrs-11_28_aac=none:afr=on:anc=none:bs=on:drc=off:fde=unused:gs=on:nm=2:nwc=1.3:sp=frequency:stl=188_1092 on Vampire---4 for (1092ds/0Mi)
% 0.15/0.39  % (19645)lrs+3_20_av=off:bd=preordered:drc=off:fsd=off:fsr=off:fde=unused:irw=on:lcm=reverse:sos=theory:stl=315_961 on Vampire---4 for (961ds/0Mi)
% 0.15/0.39  % (19646)ott+1003_4:1_av=off:cond=on:drc=off:fsd=off:fsr=off:fde=none:gsp=on:nm=2:nwc=1.5:sos=all:sp=reverse_arity:tgt=full_871 on Vampire---4 for (871ds/0Mi)
% 0.15/0.39  % (19648)ott+11_14_av=off:bs=on:bsr=on:cond=on:flr=on:fsd=off:fde=unused:gsp=on:nm=4:nwc=1.5:tgt=full_501 on Vampire---4 for (501ds/0Mi)
% 0.15/0.39  % (19644)ott-4_11_av=off:bd=preordered:bce=on:drc=off:flr=on:fsr=off:lma=on:nwc=2.0:sp=occurrence:tgt=ground:urr=ec_only_1010 on Vampire---4 for (1010ds/0Mi)
% 0.15/0.40  % (19647)First to succeed.
% 0.15/0.40  % (19647)Refutation found. Thanks to Tanya!
% 0.15/0.40  % SZS status Unsatisfiable for Vampire---4
% 0.15/0.40  % SZS output start Proof for Vampire---4
% See solution above
% 0.15/0.40  % (19647)------------------------------
% 0.15/0.40  % (19647)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.15/0.40  % (19647)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.15/0.40  % (19647)Termination reason: Refutation
% 0.15/0.40  
% 0.15/0.40  % (19647)Memory used [KB]: 1023
% 0.15/0.40  % (19647)Time elapsed: 0.008 s
% 0.15/0.40  % (19647)------------------------------
% 0.15/0.40  % (19647)------------------------------
% 0.15/0.40  % (19641)Success in time 0.062 s
% 0.15/0.40  % Vampire---4.8 exiting
%------------------------------------------------------------------------------