TSTP Solution File: SEU133+2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU133+2 : TPTP v8.1.0. Released v3.3.0.
% 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 : n013.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 18:32:04 EDT 2022

% Result   : Theorem 2.04s 0.62s
% Output   : Refutation 2.04s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   27 (  10 unt;   0 def)
%            Number of atoms       :  121 (  10 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  154 (  60   ~;  53   |;  33   &)
%                                         (   4 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-3 aty)
%            Number of variables   :   69 (  56   !;  13   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f832,plain,
    $false,
    inference(resolution,[],[f826,f160]) ).

fof(f160,plain,
    ~ subset(set_difference(sK3,sK2),sK3),
    inference(cnf_transformation,[],[f102]) ).

fof(f102,plain,
    ~ subset(set_difference(sK3,sK2),sK3),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3])],[f100,f101]) ).

fof(f101,plain,
    ( ? [X0,X1] : ~ subset(set_difference(X1,X0),X1)
   => ~ subset(set_difference(sK3,sK2),sK3) ),
    introduced(choice_axiom,[]) ).

fof(f100,plain,
    ? [X0,X1] : ~ subset(set_difference(X1,X0),X1),
    inference(rectify,[],[f79]) ).

fof(f79,plain,
    ? [X1,X0] : ~ subset(set_difference(X0,X1),X0),
    inference(ennf_transformation,[],[f37]) ).

fof(f37,negated_conjecture,
    ~ ! [X0,X1] : subset(set_difference(X0,X1),X0),
    inference(negated_conjecture,[],[f36]) ).

fof(f36,conjecture,
    ! [X0,X1] : subset(set_difference(X0,X1),X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t36_xboole_1) ).

fof(f826,plain,
    subset(set_difference(sK3,sK2),sK3),
    inference(resolution,[],[f824,f150]) ).

fof(f150,plain,
    ! [X0,X1] :
      ( in(sK0(X0,X1),X1)
      | subset(X1,X0) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f92,plain,
    ! [X0,X1] :
      ( ( subset(X1,X0)
        | ( in(sK0(X0,X1),X1)
          & ~ in(sK0(X0,X1),X0) ) )
      & ( ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X0) )
        | ~ subset(X1,X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f90,f91]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( in(X2,X1)
          & ~ in(X2,X0) )
     => ( in(sK0(X0,X1),X1)
        & ~ in(sK0(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f90,plain,
    ! [X0,X1] :
      ( ( subset(X1,X0)
        | ? [X2] :
            ( in(X2,X1)
            & ~ in(X2,X0) ) )
      & ( ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X0) )
        | ~ subset(X1,X0) ) ),
    inference(rectify,[],[f89]) ).

fof(f89,plain,
    ! [X1,X0] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( in(X2,X0)
            & ~ in(X2,X1) ) )
      & ( ! [X2] :
            ( ~ in(X2,X0)
            | in(X2,X1) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f70]) ).

fof(f70,plain,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( ~ in(X2,X0)
          | in(X2,X1) ) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(f824,plain,
    ! [X22] : ~ in(sK0(sK3,set_difference(sK3,sK2)),set_difference(sK3,X22)),
    inference(resolution,[],[f213,f526]) ).

fof(f526,plain,
    ~ in(sK0(sK3,set_difference(sK3,sK2)),sK3),
    inference(resolution,[],[f149,f160]) ).

fof(f149,plain,
    ! [X0,X1] :
      ( subset(X1,X0)
      | ~ in(sK0(X0,X1),X0) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f213,plain,
    ! [X2,X3,X0] :
      ( in(X3,X0)
      | ~ in(X3,set_difference(X0,X2)) ),
    inference(equality_resolution,[],[f194]) ).

fof(f194,plain,
    ! [X2,X3,X0,X1] :
      ( in(X3,X0)
      | ~ in(X3,X1)
      | set_difference(X0,X2) != X1 ),
    inference(cnf_transformation,[],[f127]) ).

fof(f127,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( ( ( in(X3,X0)
                & ~ in(X3,X2) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X0)
              | in(X3,X2) ) )
        | set_difference(X0,X2) != X1 )
      & ( set_difference(X0,X2) = X1
        | ( ( ~ in(sK9(X0,X1,X2),X1)
            | ~ in(sK9(X0,X1,X2),X0)
            | in(sK9(X0,X1,X2),X2) )
          & ( in(sK9(X0,X1,X2),X1)
            | ( in(sK9(X0,X1,X2),X0)
              & ~ in(sK9(X0,X1,X2),X2) ) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9])],[f125,f126]) ).

fof(f126,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( ( ~ in(X4,X1)
            | ~ in(X4,X0)
            | in(X4,X2) )
          & ( in(X4,X1)
            | ( in(X4,X0)
              & ~ in(X4,X2) ) ) )
     => ( ( ~ in(sK9(X0,X1,X2),X1)
          | ~ in(sK9(X0,X1,X2),X0)
          | in(sK9(X0,X1,X2),X2) )
        & ( in(sK9(X0,X1,X2),X1)
          | ( in(sK9(X0,X1,X2),X0)
            & ~ in(sK9(X0,X1,X2),X2) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f125,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( ( ( in(X3,X0)
                & ~ in(X3,X2) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X0)
              | in(X3,X2) ) )
        | set_difference(X0,X2) != X1 )
      & ( set_difference(X0,X2) = X1
        | ? [X4] :
            ( ( ~ in(X4,X1)
              | ~ in(X4,X0)
              | in(X4,X2) )
            & ( in(X4,X1)
              | ( in(X4,X0)
                & ~ in(X4,X2) ) ) ) ) ),
    inference(rectify,[],[f124]) ).

fof(f124,plain,
    ! [X0,X2,X1] :
      ( ( ! [X3] :
            ( ( ( in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ~ in(X3,X0)
              | in(X3,X1) ) )
        | set_difference(X0,X1) != X2 )
      & ( set_difference(X0,X1) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ~ in(X3,X0)
              | in(X3,X1) )
            & ( in(X3,X2)
              | ( in(X3,X0)
                & ~ in(X3,X1) ) ) ) ) ),
    inference(flattening,[],[f123]) ).

fof(f123,plain,
    ! [X0,X2,X1] :
      ( ( ! [X3] :
            ( ( ( in(X3,X0)
                & ~ in(X3,X1) )
              | ~ in(X3,X2) )
            & ( in(X3,X2)
              | ~ in(X3,X0)
              | in(X3,X1) ) )
        | set_difference(X0,X1) != X2 )
      & ( set_difference(X0,X1) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ~ in(X3,X0)
              | in(X3,X1) )
            & ( in(X3,X2)
              | ( in(X3,X0)
                & ~ in(X3,X1) ) ) ) ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f9,axiom,
    ! [X0,X2,X1] :
      ( ! [X3] :
          ( ( in(X3,X0)
            & ~ in(X3,X1) )
        <=> in(X3,X2) )
    <=> set_difference(X0,X1) = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_xboole_0) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem    : SEU133+2 : TPTP v8.1.0. Released v3.3.0.
% 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 : n013.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 14:37:47 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.55  % (27611)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)
% 0.20/0.55  % (27608)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)
% 0.20/0.56  TRYING [1]
% 0.20/0.56  % (27616)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)
% 0.20/0.56  TRYING [2]
% 0.20/0.57  TRYING [3]
% 0.20/0.57  % (27624)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.20/0.58  % (27603)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.59  % (27606)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.59  % (27610)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.59  % (27612)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.59  % (27610)Instruction limit reached!
% 0.20/0.59  % (27610)------------------------------
% 0.20/0.59  % (27610)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.59  % (27610)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.59  % (27610)Termination reason: Unknown
% 0.20/0.59  % (27610)Termination phase: Property scanning
% 0.20/0.59  
% 0.20/0.59  % (27610)Memory used [KB]: 1023
% 0.20/0.59  % (27610)Time elapsed: 0.003 s
% 0.20/0.59  % (27610)Instructions burned: 3 (million)
% 0.20/0.59  % (27610)------------------------------
% 0.20/0.59  % (27610)------------------------------
% 0.20/0.59  % (27607)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)
% 1.86/0.60  % (27604)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)
% 1.86/0.60  % (27625)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)
% 1.86/0.60  % (27619)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 1.86/0.60  % (27615)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 1.86/0.60  % (27628)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)
% 1.86/0.61  % (27617)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)
% 1.86/0.61  % (27603)Refutation not found, incomplete strategy% (27603)------------------------------
% 1.86/0.61  % (27603)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.86/0.61  % (27602)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)
% 1.86/0.61  % (27603)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.86/0.61  % (27603)Termination reason: Refutation not found, incomplete strategy
% 1.86/0.61  
% 1.86/0.61  % (27603)Memory used [KB]: 5628
% 1.86/0.61  % (27631)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 1.86/0.61  % (27603)Time elapsed: 0.187 s
% 1.86/0.61  % (27603)Instructions burned: 13 (million)
% 1.86/0.61  % (27603)------------------------------
% 1.86/0.61  % (27603)------------------------------
% 1.86/0.61  TRYING [4]
% 1.86/0.61  % (27605)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.86/0.61  % (27623)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 2.04/0.62  TRYING [1]
% 2.04/0.62  % (27611)First to succeed.
% 2.04/0.62  % (27629)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 2.04/0.62  TRYING [2]
% 2.04/0.62  % (27625)Also succeeded, but the first one will report.
% 2.04/0.62  % (27611)Refutation found. Thanks to Tanya!
% 2.04/0.62  % SZS status Theorem for theBenchmark
% 2.04/0.62  % SZS output start Proof for theBenchmark
% See solution above
% 2.04/0.62  % (27611)------------------------------
% 2.04/0.62  % (27611)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 2.04/0.62  % (27611)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 2.04/0.62  % (27611)Termination reason: Refutation
% 2.04/0.62  
% 2.04/0.62  % (27611)Memory used [KB]: 1407
% 2.04/0.62  % (27611)Time elapsed: 0.189 s
% 2.04/0.62  % (27611)Instructions burned: 24 (million)
% 2.04/0.62  % (27611)------------------------------
% 2.04/0.62  % (27611)------------------------------
% 2.04/0.62  % (27601)Success in time 0.266 s
%------------------------------------------------------------------------------