TSTP Solution File: SEU162+3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU162+3 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -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 : Wed Aug 31 18:32:15 EDT 2022

% Result   : Theorem 0.20s 0.53s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   49 (   9 unt;   0 def)
%            Number of atoms       :  104 (  39 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :   97 (  42   ~;  37   |;   7   &)
%                                         (   5 <=>;   5  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   55 (  47   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f93,plain,
    $false,
    inference(subsumption_resolution,[],[f92,f87]) ).

fof(f87,plain,
    in(sK3,sK2),
    inference(trivial_inequality_removal,[],[f80]) ).

fof(f80,plain,
    ( sK2 != sK2
    | in(sK3,sK2) ),
    inference(backward_demodulation,[],[f45,f79]) ).

fof(f79,plain,
    sF5 = sK2,
    inference(backward_demodulation,[],[f44,f77]) ).

fof(f77,plain,
    set_difference(sK2,sF4) = sK2,
    inference(resolution,[],[f76,f35]) ).

fof(f35,plain,
    ! [X0,X1] :
      ( ~ disjoint(X1,X0)
      | set_difference(X1,X0) = X1 ),
    inference(cnf_transformation,[],[f21]) ).

fof(f21,plain,
    ! [X0,X1] :
      ( ( set_difference(X1,X0) = X1
        | ~ disjoint(X1,X0) )
      & ( disjoint(X1,X0)
        | set_difference(X1,X0) != X1 ) ),
    inference(nnf_transformation,[],[f14]) ).

fof(f14,plain,
    ! [X0,X1] :
      ( set_difference(X1,X0) = X1
    <=> disjoint(X1,X0) ),
    inference(rectify,[],[f9]) ).

fof(f9,axiom,
    ! [X1,X0] :
      ( disjoint(X0,X1)
    <=> set_difference(X0,X1) = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t83_xboole_1) ).

fof(f76,plain,
    disjoint(sK2,sF4),
    inference(subsumption_resolution,[],[f74,f53]) ).

fof(f53,plain,
    ( sF5 != sK2
    | disjoint(sK2,sF4) ),
    inference(superposition,[],[f34,f44]) ).

fof(f34,plain,
    ! [X0,X1] :
      ( set_difference(X1,X0) != X1
      | disjoint(X1,X0) ),
    inference(cnf_transformation,[],[f21]) ).

fof(f74,plain,
    ( sF5 = sK2
    | disjoint(sK2,sF4) ),
    inference(resolution,[],[f72,f37]) ).

fof(f37,plain,
    ! [X0,X1] :
      ( ~ disjoint(X0,X1)
      | disjoint(X1,X0) ),
    inference(cnf_transformation,[],[f24]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( disjoint(X1,X0)
      | ~ disjoint(X0,X1) ),
    inference(rectify,[],[f15]) ).

fof(f15,plain,
    ! [X1,X0] :
      ( disjoint(X0,X1)
      | ~ disjoint(X1,X0) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f10,plain,
    ! [X1,X0] :
      ( disjoint(X1,X0)
     => disjoint(X0,X1) ),
    inference(rectify,[],[f6]) ).

fof(f6,axiom,
    ! [X1,X0] :
      ( disjoint(X0,X1)
     => disjoint(X1,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_r1_xboole_0) ).

fof(f72,plain,
    ( disjoint(sF4,sK2)
    | sF5 = sK2 ),
    inference(trivial_inequality_removal,[],[f71]) ).

fof(f71,plain,
    ( sF4 != sF4
    | sF5 = sK2
    | disjoint(sF4,sK2) ),
    inference(superposition,[],[f34,f70]) ).

fof(f70,plain,
    ( sF4 = set_difference(sF4,sK2)
    | sF5 = sK2 ),
    inference(forward_demodulation,[],[f67,f43]) ).

fof(f43,plain,
    singleton(sK3) = sF4,
    introduced(function_definition,[]) ).

fof(f67,plain,
    ( singleton(sK3) = set_difference(singleton(sK3),sK2)
    | sF5 = sK2 ),
    inference(resolution,[],[f54,f46]) ).

fof(f46,plain,
    ( ~ in(sK3,sK2)
    | sF5 = sK2 ),
    inference(definition_folding,[],[f41,f44,f43]) ).

fof(f41,plain,
    ( ~ in(sK3,sK2)
    | set_difference(sK2,singleton(sK3)) = sK2 ),
    inference(cnf_transformation,[],[f32]) ).

fof(f32,plain,
    ( ( in(sK3,sK2)
      | set_difference(sK2,singleton(sK3)) != sK2 )
    & ( ~ in(sK3,sK2)
      | set_difference(sK2,singleton(sK3)) = sK2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3])],[f30,f31]) ).

fof(f31,plain,
    ( ? [X0,X1] :
        ( ( in(X1,X0)
          | set_difference(X0,singleton(X1)) != X0 )
        & ( ~ in(X1,X0)
          | set_difference(X0,singleton(X1)) = X0 ) )
   => ( ( in(sK3,sK2)
        | set_difference(sK2,singleton(sK3)) != sK2 )
      & ( ~ in(sK3,sK2)
        | set_difference(sK2,singleton(sK3)) = sK2 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f30,plain,
    ? [X0,X1] :
      ( ( in(X1,X0)
        | set_difference(X0,singleton(X1)) != X0 )
      & ( ~ in(X1,X0)
        | set_difference(X0,singleton(X1)) = X0 ) ),
    inference(rectify,[],[f29]) ).

fof(f29,plain,
    ? [X1,X0] :
      ( ( in(X0,X1)
        | set_difference(X1,singleton(X0)) != X1 )
      & ( ~ in(X0,X1)
        | set_difference(X1,singleton(X0)) = X1 ) ),
    inference(nnf_transformation,[],[f17]) ).

fof(f17,plain,
    ? [X1,X0] :
      ( set_difference(X1,singleton(X0)) = X1
    <~> ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f13]) ).

fof(f13,plain,
    ~ ! [X1,X0] :
        ( set_difference(X1,singleton(X0)) = X1
      <=> ~ in(X0,X1) ),
    inference(rectify,[],[f8]) ).

fof(f8,negated_conjecture,
    ~ ! [X1,X0] :
        ( ~ in(X1,X0)
      <=> set_difference(X0,singleton(X1)) = X0 ),
    inference(negated_conjecture,[],[f7]) ).

fof(f7,conjecture,
    ! [X1,X0] :
      ( ~ in(X1,X0)
    <=> set_difference(X0,singleton(X1)) = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t65_zfmisc_1) ).

fof(f54,plain,
    ! [X0,X1] :
      ( in(X0,X1)
      | singleton(X0) = set_difference(singleton(X0),X1) ),
    inference(resolution,[],[f35,f40]) ).

fof(f40,plain,
    ! [X0,X1] :
      ( disjoint(singleton(X0),X1)
      | in(X0,X1) ),
    inference(cnf_transformation,[],[f28]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( in(X0,X1)
      | disjoint(singleton(X0),X1) ),
    inference(rectify,[],[f16]) ).

fof(f16,plain,
    ! [X1,X0] :
      ( in(X1,X0)
      | disjoint(singleton(X1),X0) ),
    inference(ennf_transformation,[],[f12]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( ~ in(X1,X0)
     => disjoint(singleton(X1),X0) ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X1,X0] :
      ( ~ in(X0,X1)
     => disjoint(singleton(X0),X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l28_zfmisc_1) ).

fof(f44,plain,
    set_difference(sK2,sF4) = sF5,
    introduced(function_definition,[]) ).

fof(f45,plain,
    ( in(sK3,sK2)
    | sF5 != sK2 ),
    inference(definition_folding,[],[f42,f44,f43]) ).

fof(f42,plain,
    ( in(sK3,sK2)
    | set_difference(sK2,singleton(sK3)) != sK2 ),
    inference(cnf_transformation,[],[f32]) ).

fof(f92,plain,
    ~ in(sK3,sK2),
    inference(resolution,[],[f78,f49]) ).

fof(f49,plain,
    ! [X0] :
      ( ~ disjoint(sF4,X0)
      | ~ in(sK3,X0) ),
    inference(superposition,[],[f39,f43]) ).

fof(f39,plain,
    ! [X0,X1] :
      ( ~ disjoint(singleton(X1),X0)
      | ~ in(X1,X0) ),
    inference(cnf_transformation,[],[f27]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( ~ disjoint(singleton(X1),X0)
      | ~ in(X1,X0) ),
    inference(rectify,[],[f19]) ).

fof(f19,plain,
    ! [X1,X0] :
      ( ~ disjoint(singleton(X0),X1)
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ~ ( disjoint(singleton(X0),X1)
        & in(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l25_zfmisc_1) ).

fof(f78,plain,
    disjoint(sF4,sK2),
    inference(resolution,[],[f76,f37]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SEU162+3 : TPTP v8.1.0. Released v3.2.0.
% 0.12/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.35  % Computer : n024.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit   : 300
% 0.13/0.35  % WCLimit    : 300
% 0.13/0.35  % DateTime   : Tue Aug 30 14:46:34 EDT 2022
% 0.20/0.35  % CPUTime    : 
% 0.20/0.50  % (4504)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.20/0.51  % (4491)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.20/0.52  % (4515)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.20/0.52  % (4496)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.52  % (4495)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.52  TRYING [1]
% 0.20/0.52  TRYING [2]
% 0.20/0.52  TRYING [3]
% 0.20/0.52  TRYING [4]
% 0.20/0.52  % (4514)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.20/0.52  % (4507)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.52  % (4503)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.20/0.52  % (4504)First to succeed.
% 0.20/0.53  % (4498)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.53  % (4491)Also succeeded, but the first one will report.
% 0.20/0.53  % (4504)Refutation found. Thanks to Tanya!
% 0.20/0.53  % SZS status Theorem for theBenchmark
% 0.20/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.53  % (4504)------------------------------
% 0.20/0.53  % (4504)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.53  % (4504)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.53  % (4504)Termination reason: Refutation
% 0.20/0.53  
% 0.20/0.53  % (4504)Memory used [KB]: 895
% 0.20/0.53  % (4504)Time elapsed: 0.121 s
% 0.20/0.53  % (4504)Instructions burned: 2 (million)
% 0.20/0.53  % (4504)------------------------------
% 0.20/0.53  % (4504)------------------------------
% 0.20/0.53  % (4488)Success in time 0.17 s
%------------------------------------------------------------------------------