TSTP Solution File: SET355+4 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET355+4 : TPTP v8.1.0. Released v2.2.0.
% 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 18:24:32 EDT 2022

% Result   : Theorem 0.20s 0.52s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   30 (   4 unt;   0 def)
%            Number of atoms       :   94 (   0 equ)
%            Maximal formula atoms :    6 (   3 avg)
%            Number of connectives :   99 (  35   ~;  28   |;  23   &)
%                                         (   5 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   69 (  55   !;  14   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f107,plain,
    $false,
    inference(subsumption_resolution,[],[f102,f72]) ).

fof(f72,plain,
    ~ subset(sK2,sum(sK1)),
    inference(cnf_transformation,[],[f42]) ).

fof(f42,plain,
    ( ~ subset(sK2,sum(sK1))
    & member(sK2,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2])],[f40,f41]) ).

fof(f41,plain,
    ( ? [X0,X1] :
        ( ~ subset(X1,sum(X0))
        & member(X1,X0) )
   => ( ~ subset(sK2,sum(sK1))
      & member(sK2,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f40,plain,
    ? [X0,X1] :
      ( ~ subset(X1,sum(X0))
      & member(X1,X0) ),
    inference(rectify,[],[f27]) ).

fof(f27,plain,
    ? [X1,X0] :
      ( ~ subset(X0,sum(X1))
      & member(X0,X1) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f24,plain,
    ~ ! [X1,X0] :
        ( member(X0,X1)
       => subset(X0,sum(X1)) ),
    inference(rectify,[],[f13]) ).

fof(f13,negated_conjecture,
    ~ ! [X2,X0] :
        ( member(X2,X0)
       => subset(X2,sum(X0)) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f12,conjecture,
    ! [X2,X0] :
      ( member(X2,X0)
     => subset(X2,sum(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thI43) ).

fof(f102,plain,
    subset(sK2,sum(sK1)),
    inference(resolution,[],[f99,f71]) ).

fof(f71,plain,
    member(sK2,sK1),
    inference(cnf_transformation,[],[f42]) ).

fof(f99,plain,
    ! [X0,X1] :
      ( ~ member(X0,X1)
      | subset(X0,sum(X1)) ),
    inference(duplicate_literal_removal,[],[f96]) ).

fof(f96,plain,
    ! [X0,X1] :
      ( subset(X0,sum(X1))
      | ~ member(X0,X1)
      | subset(X0,sum(X1)) ),
    inference(resolution,[],[f94,f81]) ).

fof(f81,plain,
    ! [X0,X1] :
      ( ~ member(sK4(X0,X1),X1)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f53]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ member(sK4(X0,X1),X1)
          & member(sK4(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f51,f52]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK4(X0,X1),X1)
        & member(sK4(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f51,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f50]) ).

fof(f50,plain,
    ! [X1,X0] :
      ( ( subset(X1,X0)
        | ? [X2] :
            ( ~ member(X2,X0)
            & member(X2,X1) ) )
      & ( ! [X2] :
            ( member(X2,X0)
            | ~ member(X2,X1) )
        | ~ subset(X1,X0) ) ),
    inference(nnf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X1,X0] :
      ( subset(X1,X0)
    <=> ! [X2] :
          ( member(X2,X0)
          | ~ member(X2,X1) ) ),
    inference(ennf_transformation,[],[f21]) ).

fof(f21,plain,
    ! [X1,X0] :
      ( ! [X2] :
          ( member(X2,X1)
         => member(X2,X0) )
    <=> subset(X1,X0) ),
    inference(rectify,[],[f1]) ).

fof(f1,axiom,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset) ).

fof(f94,plain,
    ! [X2,X3,X1] :
      ( member(sK4(X1,X3),sum(X2))
      | ~ member(X1,X2)
      | subset(X1,X3) ),
    inference(resolution,[],[f57,f80]) ).

fof(f80,plain,
    ! [X0,X1] :
      ( member(sK4(X0,X1),X0)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f53]) ).

fof(f57,plain,
    ! [X3,X0,X1] :
      ( ~ member(X1,X3)
      | ~ member(X3,X0)
      | member(X1,sum(X0)) ),
    inference(cnf_transformation,[],[f31]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( ( ( member(X1,sK0(X0,X1))
          & member(sK0(X0,X1),X0) )
        | ~ member(X1,sum(X0)) )
      & ( member(X1,sum(X0))
        | ! [X3] :
            ( ~ member(X1,X3)
            | ~ member(X3,X0) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f29,f30]) ).

fof(f30,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( member(X1,X2)
          & member(X2,X0) )
     => ( member(X1,sK0(X0,X1))
        & member(sK0(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( ? [X2] :
            ( member(X1,X2)
            & member(X2,X0) )
        | ~ member(X1,sum(X0)) )
      & ( member(X1,sum(X0))
        | ! [X3] :
            ( ~ member(X1,X3)
            | ~ member(X3,X0) ) ) ),
    inference(rectify,[],[f28]) ).

fof(f28,plain,
    ! [X1,X0] :
      ( ( ? [X2] :
            ( member(X0,X2)
            & member(X2,X1) )
        | ~ member(X0,sum(X1)) )
      & ( member(X0,sum(X1))
        | ! [X2] :
            ( ~ member(X0,X2)
            | ~ member(X2,X1) ) ) ),
    inference(nnf_transformation,[],[f14]) ).

fof(f14,plain,
    ! [X1,X0] :
      ( ? [X2] :
          ( member(X0,X2)
          & member(X2,X1) )
    <=> member(X0,sum(X1)) ),
    inference(rectify,[],[f10]) ).

fof(f10,axiom,
    ! [X2,X0] :
      ( member(X2,sum(X0))
    <=> ? [X4] :
          ( member(X4,X0)
          & member(X2,X4) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SET355+4 : TPTP v8.1.0. Released v2.2.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n024.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 13:43:34 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.49  % (29562)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 0.20/0.49  TRYING [1]
% 0.20/0.50  TRYING [2]
% 0.20/0.50  TRYING [3]
% 0.20/0.50  % (29592)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.20/0.51  % (29587)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.20/0.51  % (29577)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)
% 0.20/0.51  TRYING [4]
% 0.20/0.51  % (29568)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.20/0.51  % (29587)First to succeed.
% 0.20/0.52  % (29587)Refutation found. Thanks to Tanya!
% 0.20/0.52  % SZS status Theorem for theBenchmark
% 0.20/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.52  % (29587)------------------------------
% 0.20/0.52  % (29587)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.52  % (29587)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.52  % (29587)Termination reason: Refutation
% 0.20/0.52  
% 0.20/0.52  % (29587)Memory used [KB]: 5500
% 0.20/0.52  % (29587)Time elapsed: 0.060 s
% 0.20/0.52  % (29587)Instructions burned: 4 (million)
% 0.20/0.52  % (29587)------------------------------
% 0.20/0.52  % (29587)------------------------------
% 0.20/0.52  % (29561)Success in time 0.163 s
%------------------------------------------------------------------------------