TSTP Solution File: SEU160+2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU160+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 : n026.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 18:32:14 EDT 2022

% Result   : Theorem 0.20s 0.53s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   47 (   8 unt;   0 def)
%            Number of atoms       :  133 (  66 equ)
%            Maximal formula atoms :   12 (   2 avg)
%            Number of connectives :  138 (  52   ~;  60   |;  16   &)
%                                         (   8 <=>;   1  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   4 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   41 (  33   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f561,plain,
    $false,
    inference(avatar_sat_refutation,[],[f526,f531,f536,f539,f560]) ).

fof(f560,plain,
    ( spl23_1
    | ~ spl23_3 ),
    inference(avatar_contradiction_clause,[],[f559]) ).

fof(f559,plain,
    ( $false
    | spl23_1
    | ~ spl23_3 ),
    inference(subsumption_resolution,[],[f521,f555]) ).

fof(f555,plain,
    ( ! [X1] : subset(sK20,unordered_pair(X1,X1))
    | ~ spl23_3 ),
    inference(backward_demodulation,[],[f490,f529]) ).

fof(f529,plain,
    ( empty_set = sK20
    | ~ spl23_3 ),
    inference(avatar_component_clause,[],[f528]) ).

fof(f528,plain,
    ( spl23_3
  <=> empty_set = sK20 ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_3])]) ).

fof(f490,plain,
    ! [X1] : subset(empty_set,unordered_pair(X1,X1)),
    inference(equality_resolution,[],[f438]) ).

fof(f438,plain,
    ! [X0,X1] :
      ( subset(X0,unordered_pair(X1,X1))
      | empty_set != X0 ),
    inference(definition_unfolding,[],[f311,f348]) ).

fof(f348,plain,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    inference(cnf_transformation,[],[f82]) ).

fof(f82,axiom,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t69_enumset1) ).

fof(f311,plain,
    ! [X0,X1] :
      ( subset(X0,singleton(X1))
      | empty_set != X0 ),
    inference(cnf_transformation,[],[f198]) ).

fof(f198,plain,
    ! [X0,X1] :
      ( ( empty_set = X0
        | singleton(X1) = X0
        | ~ subset(X0,singleton(X1)) )
      & ( subset(X0,singleton(X1))
        | ( empty_set != X0
          & singleton(X1) != X0 ) ) ),
    inference(rectify,[],[f197]) ).

fof(f197,plain,
    ! [X1,X0] :
      ( ( empty_set = X1
        | singleton(X0) = X1
        | ~ subset(X1,singleton(X0)) )
      & ( subset(X1,singleton(X0))
        | ( empty_set != X1
          & singleton(X0) != X1 ) ) ),
    inference(flattening,[],[f196]) ).

fof(f196,plain,
    ! [X1,X0] :
      ( ( empty_set = X1
        | singleton(X0) = X1
        | ~ subset(X1,singleton(X0)) )
      & ( subset(X1,singleton(X0))
        | ( empty_set != X1
          & singleton(X0) != X1 ) ) ),
    inference(nnf_transformation,[],[f116]) ).

fof(f116,plain,
    ! [X1,X0] :
      ( ( empty_set = X1
        | singleton(X0) = X1 )
    <=> subset(X1,singleton(X0)) ),
    inference(rectify,[],[f44]) ).

fof(f44,axiom,
    ! [X1,X0] :
      ( ( singleton(X1) = X0
        | empty_set = X0 )
    <=> subset(X0,singleton(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l4_zfmisc_1) ).

fof(f521,plain,
    ( ~ subset(sK20,unordered_pair(sK19,sK19))
    | spl23_1 ),
    inference(avatar_component_clause,[],[f519]) ).

fof(f519,plain,
    ( spl23_1
  <=> subset(sK20,unordered_pair(sK19,sK19)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_1])]) ).

fof(f539,plain,
    ( spl23_1
    | ~ spl23_2 ),
    inference(avatar_contradiction_clause,[],[f538]) ).

fof(f538,plain,
    ( $false
    | spl23_1
    | ~ spl23_2 ),
    inference(subsumption_resolution,[],[f537,f389]) ).

fof(f389,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f258]) ).

fof(f258,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f128]) ).

fof(f128,plain,
    ! [X1] : subset(X1,X1),
    inference(rectify,[],[f49]) ).

fof(f49,axiom,
    ! [X1,X0] : subset(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f537,plain,
    ( ~ subset(sK20,sK20)
    | spl23_1
    | ~ spl23_2 ),
    inference(forward_demodulation,[],[f521,f524]) ).

fof(f524,plain,
    ( unordered_pair(sK19,sK19) = sK20
    | ~ spl23_2 ),
    inference(avatar_component_clause,[],[f523]) ).

fof(f523,plain,
    ( spl23_2
  <=> unordered_pair(sK19,sK19) = sK20 ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_2])]) ).

fof(f536,plain,
    ( spl23_2
    | spl23_3 ),
    inference(avatar_split_clause,[],[f535,f528,f523]) ).

fof(f535,plain,
    ( empty_set = sK20
    | unordered_pair(sK19,sK19) = sK20 ),
    inference(subsumption_resolution,[],[f469,f437]) ).

fof(f437,plain,
    ! [X0,X1] :
      ( ~ subset(X0,unordered_pair(X1,X1))
      | unordered_pair(X1,X1) = X0
      | empty_set = X0 ),
    inference(definition_unfolding,[],[f312,f348,f348]) ).

fof(f312,plain,
    ! [X0,X1] :
      ( empty_set = X0
      | singleton(X1) = X0
      | ~ subset(X0,singleton(X1)) ),
    inference(cnf_transformation,[],[f198]) ).

fof(f469,plain,
    ( subset(sK20,unordered_pair(sK19,sK19))
    | unordered_pair(sK19,sK19) = sK20
    | empty_set = sK20 ),
    inference(definition_unfolding,[],[f402,f348,f348]) ).

fof(f402,plain,
    ( subset(sK20,singleton(sK19))
    | sK20 = singleton(sK19)
    | empty_set = sK20 ),
    inference(cnf_transformation,[],[f271]) ).

fof(f271,plain,
    ( ( ~ subset(sK20,singleton(sK19))
      | ( sK20 != singleton(sK19)
        & empty_set != sK20 ) )
    & ( subset(sK20,singleton(sK19))
      | sK20 = singleton(sK19)
      | empty_set = sK20 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK19,sK20])],[f269,f270]) ).

fof(f270,plain,
    ( ? [X0,X1] :
        ( ( ~ subset(X1,singleton(X0))
          | ( singleton(X0) != X1
            & empty_set != X1 ) )
        & ( subset(X1,singleton(X0))
          | singleton(X0) = X1
          | empty_set = X1 ) )
   => ( ( ~ subset(sK20,singleton(sK19))
        | ( sK20 != singleton(sK19)
          & empty_set != sK20 ) )
      & ( subset(sK20,singleton(sK19))
        | sK20 = singleton(sK19)
        | empty_set = sK20 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f269,plain,
    ? [X0,X1] :
      ( ( ~ subset(X1,singleton(X0))
        | ( singleton(X0) != X1
          & empty_set != X1 ) )
      & ( subset(X1,singleton(X0))
        | singleton(X0) = X1
        | empty_set = X1 ) ),
    inference(flattening,[],[f268]) ).

fof(f268,plain,
    ? [X0,X1] :
      ( ( ~ subset(X1,singleton(X0))
        | ( singleton(X0) != X1
          & empty_set != X1 ) )
      & ( subset(X1,singleton(X0))
        | singleton(X0) = X1
        | empty_set = X1 ) ),
    inference(nnf_transformation,[],[f166]) ).

fof(f166,plain,
    ? [X0,X1] :
      ( ( singleton(X0) = X1
        | empty_set = X1 )
    <~> subset(X1,singleton(X0)) ),
    inference(ennf_transformation,[],[f112]) ).

fof(f112,plain,
    ~ ! [X0,X1] :
        ( ( singleton(X0) = X1
          | empty_set = X1 )
      <=> subset(X1,singleton(X0)) ),
    inference(rectify,[],[f71]) ).

fof(f71,negated_conjecture,
    ~ ! [X1,X0] :
        ( ( empty_set = X0
          | singleton(X1) = X0 )
      <=> subset(X0,singleton(X1)) ),
    inference(negated_conjecture,[],[f70]) ).

fof(f70,conjecture,
    ! [X1,X0] :
      ( ( empty_set = X0
        | singleton(X1) = X0 )
    <=> subset(X0,singleton(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_zfmisc_1) ).

fof(f531,plain,
    ( ~ spl23_3
    | ~ spl23_1 ),
    inference(avatar_split_clause,[],[f468,f519,f528]) ).

fof(f468,plain,
    ( ~ subset(sK20,unordered_pair(sK19,sK19))
    | empty_set != sK20 ),
    inference(definition_unfolding,[],[f403,f348]) ).

fof(f403,plain,
    ( ~ subset(sK20,singleton(sK19))
    | empty_set != sK20 ),
    inference(cnf_transformation,[],[f271]) ).

fof(f526,plain,
    ( ~ spl23_1
    | ~ spl23_2 ),
    inference(avatar_split_clause,[],[f467,f523,f519]) ).

fof(f467,plain,
    ( unordered_pair(sK19,sK19) != sK20
    | ~ subset(sK20,unordered_pair(sK19,sK19)) ),
    inference(definition_unfolding,[],[f404,f348,f348]) ).

fof(f404,plain,
    ( ~ subset(sK20,singleton(sK19))
    | sK20 != singleton(sK19) ),
    inference(cnf_transformation,[],[f271]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SEU160+2 : TPTP v8.1.0. Released v3.3.0.
% 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
% 0.14/0.33  % Computer : n026.cluster.edu
% 0.14/0.33  % Model    : x86_64 x86_64
% 0.14/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.33  % Memory   : 8042.1875MB
% 0.14/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit   : 300
% 0.14/0.34  % WCLimit    : 300
% 0.14/0.34  % DateTime   : Tue Aug 30 14:57:06 EDT 2022
% 0.14/0.34  % CPUTime    : 
% 0.20/0.49  % (31314)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)
% 0.20/0.50  % (31331)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  % (31323)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  % (31315)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.51  % (31310)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)
% 0.20/0.51  % (31315)Instruction limit reached!
% 0.20/0.51  % (31315)------------------------------
% 0.20/0.51  % (31315)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (31315)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (31315)Termination reason: Unknown
% 0.20/0.51  % (31315)Termination phase: Saturation
% 0.20/0.51  
% 0.20/0.51  % (31315)Memory used [KB]: 5628
% 0.20/0.51  % (31315)Time elapsed: 0.005 s
% 0.20/0.51  % (31315)Instructions burned: 7 (million)
% 0.20/0.51  % (31315)------------------------------
% 0.20/0.51  % (31315)------------------------------
% 0.20/0.52  % (31322)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  % (31309)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)
% 0.20/0.52  % (31312)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.52  % (31313)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)
% 0.20/0.53  % (31330)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)
% 0.20/0.53  % (31331)First to succeed.
% 0.20/0.53  % (31328)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/176Mi)
% 0.20/0.53  % (31327)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.53  % (31308)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)
% 0.20/0.53  % (31333)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.20/0.53  % (31337)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)
% 0.20/0.53  TRYING [1]
% 0.20/0.53  % (31317)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  TRYING [2]
% 0.20/0.53  % (31320)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.53  % (31319)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.53  % (31318)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.53  % (31331)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  % (31331)------------------------------
% 0.20/0.53  % (31331)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.53  % (31331)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.53  % (31331)Termination reason: Refutation
% 0.20/0.53  
% 0.20/0.53  % (31331)Memory used [KB]: 5756
% 0.20/0.53  % (31331)Time elapsed: 0.017 s
% 0.20/0.53  % (31331)Instructions burned: 12 (million)
% 0.20/0.53  % (31331)------------------------------
% 0.20/0.53  % (31331)------------------------------
% 0.20/0.53  % (31307)Success in time 0.186 s
%------------------------------------------------------------------------------