TSTP Solution File: SET800+4 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET800+4 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n006.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 : Tue Apr 30 15:13:14 EDT 2024

% Result   : Theorem 0.15s 0.40s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   48 (  10 unt;   0 def)
%            Number of atoms       :  198 (   0 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  206 (  56   ~;  40   |;  82   &)
%                                         (   7 <=>;  21  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   7 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-4 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-3 aty)
%            Number of variables   :  149 ( 113   !;  36   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f426,plain,
    $false,
    inference(subsumption_resolution,[],[f423,f137]) ).

fof(f137,plain,
    ! [X0] : subset(X0,X0),
    inference(duplicate_literal_removal,[],[f135]) ).

fof(f135,plain,
    ! [X0] :
      ( subset(X0,X0)
      | subset(X0,X0) ),
    inference(resolution,[],[f98,f97]) ).

fof(f97,plain,
    ! [X0,X1] :
      ( member(sK6(X0,X1),X0)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f62]) ).

fof(f62,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ member(sK6(X0,X1),X1)
          & member(sK6(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6])],[f60,f61]) ).

fof(f61,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK6(X0,X1),X1)
        & member(sK6(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f60,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,[],[f59]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f50]) ).

fof(f50,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) ) ),
    inference(ennf_transformation,[],[f1]) ).

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

fof(f98,plain,
    ! [X0,X1] :
      ( ~ member(sK6(X0,X1),X1)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f62]) ).

fof(f423,plain,
    ~ subset(sK3,sK3),
    inference(resolution,[],[f422,f184]) ).

fof(f184,plain,
    ! [X0] :
      ( member(sK4,X0)
      | ~ subset(sK3,X0) ),
    inference(resolution,[],[f155,f88]) ).

fof(f88,plain,
    subset(sK2,sK3),
    inference(cnf_transformation,[],[f58]) ).

fof(f58,plain,
    ( ~ apply(sK0,sK5,sK4)
    & greatest_lower_bound(sK5,sK3,sK0,sK1)
    & greatest_lower_bound(sK4,sK2,sK0,sK1)
    & subset(sK2,sK3)
    & subset(sK3,sK1)
    & subset(sK2,sK1)
    & order(sK0,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4,sK5])],[f47,f57,f56,f55]) ).

fof(f55,plain,
    ( ? [X0,X1] :
        ( ? [X2,X3] :
            ( ? [X4,X5] :
                ( ~ apply(X0,X5,X4)
                & greatest_lower_bound(X5,X3,X0,X1)
                & greatest_lower_bound(X4,X2,X0,X1) )
            & subset(X2,X3)
            & subset(X3,X1)
            & subset(X2,X1) )
        & order(X0,X1) )
   => ( ? [X3,X2] :
          ( ? [X5,X4] :
              ( ~ apply(sK0,X5,X4)
              & greatest_lower_bound(X5,X3,sK0,sK1)
              & greatest_lower_bound(X4,X2,sK0,sK1) )
          & subset(X2,X3)
          & subset(X3,sK1)
          & subset(X2,sK1) )
      & order(sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f56,plain,
    ( ? [X3,X2] :
        ( ? [X5,X4] :
            ( ~ apply(sK0,X5,X4)
            & greatest_lower_bound(X5,X3,sK0,sK1)
            & greatest_lower_bound(X4,X2,sK0,sK1) )
        & subset(X2,X3)
        & subset(X3,sK1)
        & subset(X2,sK1) )
   => ( ? [X5,X4] :
          ( ~ apply(sK0,X5,X4)
          & greatest_lower_bound(X5,sK3,sK0,sK1)
          & greatest_lower_bound(X4,sK2,sK0,sK1) )
      & subset(sK2,sK3)
      & subset(sK3,sK1)
      & subset(sK2,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f57,plain,
    ( ? [X5,X4] :
        ( ~ apply(sK0,X5,X4)
        & greatest_lower_bound(X5,sK3,sK0,sK1)
        & greatest_lower_bound(X4,sK2,sK0,sK1) )
   => ( ~ apply(sK0,sK5,sK4)
      & greatest_lower_bound(sK5,sK3,sK0,sK1)
      & greatest_lower_bound(sK4,sK2,sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f47,plain,
    ? [X0,X1] :
      ( ? [X2,X3] :
          ( ? [X4,X5] :
              ( ~ apply(X0,X5,X4)
              & greatest_lower_bound(X5,X3,X0,X1)
              & greatest_lower_bound(X4,X2,X0,X1) )
          & subset(X2,X3)
          & subset(X3,X1)
          & subset(X2,X1) )
      & order(X0,X1) ),
    inference(flattening,[],[f46]) ).

fof(f46,plain,
    ? [X0,X1] :
      ( ? [X2,X3] :
          ( ? [X4,X5] :
              ( ~ apply(X0,X5,X4)
              & greatest_lower_bound(X5,X3,X0,X1)
              & greatest_lower_bound(X4,X2,X0,X1) )
          & subset(X2,X3)
          & subset(X3,X1)
          & subset(X2,X1) )
      & order(X0,X1) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f24,plain,
    ~ ! [X0,X1] :
        ( order(X0,X1)
       => ! [X2,X3] :
            ( ( subset(X2,X3)
              & subset(X3,X1)
              & subset(X2,X1) )
           => ! [X4,X5] :
                ( ( greatest_lower_bound(X5,X3,X0,X1)
                  & greatest_lower_bound(X4,X2,X0,X1) )
               => apply(X0,X5,X4) ) ) ),
    inference(rectify,[],[f23]) ).

fof(f23,negated_conjecture,
    ~ ! [X5,X3] :
        ( order(X5,X3)
       => ! [X8,X9] :
            ( ( subset(X8,X9)
              & subset(X9,X3)
              & subset(X8,X3) )
           => ! [X10,X11] :
                ( ( greatest_lower_bound(X11,X9,X5,X3)
                  & greatest_lower_bound(X10,X8,X5,X3) )
               => apply(X5,X11,X10) ) ) ),
    inference(negated_conjecture,[],[f22]) ).

fof(f22,conjecture,
    ! [X5,X3] :
      ( order(X5,X3)
     => ! [X8,X9] :
          ( ( subset(X8,X9)
            & subset(X9,X3)
            & subset(X8,X3) )
         => ! [X10,X11] :
              ( ( greatest_lower_bound(X11,X9,X5,X3)
                & greatest_lower_bound(X10,X8,X5,X3) )
             => apply(X5,X11,X10) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thIV12) ).

fof(f155,plain,
    ! [X0,X1] :
      ( ~ subset(sK2,X0)
      | member(sK4,X1)
      | ~ subset(X0,X1) ),
    inference(resolution,[],[f153,f96]) ).

fof(f96,plain,
    ! [X3,X0,X1] :
      ( ~ member(X3,X0)
      | member(X3,X1)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f62]) ).

fof(f153,plain,
    ! [X0] :
      ( member(sK4,X0)
      | ~ subset(sK2,X0) ),
    inference(resolution,[],[f144,f96]) ).

fof(f144,plain,
    member(sK4,sK2),
    inference(resolution,[],[f124,f89]) ).

fof(f89,plain,
    greatest_lower_bound(sK4,sK2,sK0,sK1),
    inference(cnf_transformation,[],[f58]) ).

fof(f124,plain,
    ! [X2,X3,X0,X1] :
      ( ~ greatest_lower_bound(X0,X1,X2,X3)
      | member(X0,X1) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0,X1,X2,X3] :
      ( ( ! [X4] :
            ( apply(X2,X4,X0)
            | ~ lower_bound(X4,X2,X1)
            | ~ member(X4,X3) )
        & lower_bound(X0,X2,X1)
        & member(X0,X1) )
      | ~ greatest_lower_bound(X0,X1,X2,X3) ),
    inference(flattening,[],[f53]) ).

fof(f53,plain,
    ! [X0,X1,X2,X3] :
      ( ( ! [X4] :
            ( apply(X2,X4,X0)
            | ~ lower_bound(X4,X2,X1)
            | ~ member(X4,X3) )
        & lower_bound(X0,X2,X1)
        & member(X0,X1) )
      | ~ greatest_lower_bound(X0,X1,X2,X3) ),
    inference(ennf_transformation,[],[f44]) ).

fof(f44,plain,
    ! [X0,X1,X2,X3] :
      ( greatest_lower_bound(X0,X1,X2,X3)
     => ( ! [X4] :
            ( ( lower_bound(X4,X2,X1)
              & member(X4,X3) )
           => apply(X2,X4,X0) )
        & lower_bound(X0,X2,X1)
        & member(X0,X1) ) ),
    inference(unused_predicate_definition_removal,[],[f43]) ).

fof(f43,plain,
    ! [X0,X1,X2,X3] :
      ( greatest_lower_bound(X0,X1,X2,X3)
    <=> ( ! [X4] :
            ( ( lower_bound(X4,X2,X1)
              & member(X4,X3) )
           => apply(X2,X4,X0) )
        & lower_bound(X0,X2,X1)
        & member(X0,X1) ) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X0,X2,X5,X3] :
      ( greatest_lower_bound(X0,X2,X5,X3)
    <=> ( ! [X7] :
            ( ( lower_bound(X7,X5,X2)
              & member(X7,X3) )
           => apply(X5,X7,X0) )
        & lower_bound(X0,X5,X2)
        & member(X0,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',greatest_lower_bound) ).

fof(f422,plain,
    ~ member(sK4,sK3),
    inference(resolution,[],[f417,f91]) ).

fof(f91,plain,
    ~ apply(sK0,sK5,sK4),
    inference(cnf_transformation,[],[f58]) ).

fof(f417,plain,
    ! [X0] :
      ( apply(sK0,sK5,X0)
      | ~ member(X0,sK3) ),
    inference(resolution,[],[f109,f246]) ).

fof(f246,plain,
    lower_bound(sK5,sK0,sK3),
    inference(resolution,[],[f125,f90]) ).

fof(f90,plain,
    greatest_lower_bound(sK5,sK3,sK0,sK1),
    inference(cnf_transformation,[],[f58]) ).

fof(f125,plain,
    ! [X2,X3,X0,X1] :
      ( ~ greatest_lower_bound(X0,X1,X2,X3)
      | lower_bound(X0,X2,X1) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f109,plain,
    ! [X2,X0,X1,X4] :
      ( ~ lower_bound(X2,X0,X1)
      | ~ member(X4,X1)
      | apply(X0,X2,X4) ),
    inference(cnf_transformation,[],[f76]) ).

fof(f76,plain,
    ! [X0,X1,X2] :
      ( ( lower_bound(X2,X0,X1)
        | ( ~ apply(X0,X2,sK9(X0,X1,X2))
          & member(sK9(X0,X1,X2),X1) ) )
      & ( ! [X4] :
            ( apply(X0,X2,X4)
            | ~ member(X4,X1) )
        | ~ lower_bound(X2,X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9])],[f74,f75]) ).

fof(f75,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ~ apply(X0,X2,X3)
          & member(X3,X1) )
     => ( ~ apply(X0,X2,sK9(X0,X1,X2))
        & member(sK9(X0,X1,X2),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f74,plain,
    ! [X0,X1,X2] :
      ( ( lower_bound(X2,X0,X1)
        | ? [X3] :
            ( ~ apply(X0,X2,X3)
            & member(X3,X1) ) )
      & ( ! [X4] :
            ( apply(X0,X2,X4)
            | ~ member(X4,X1) )
        | ~ lower_bound(X2,X0,X1) ) ),
    inference(rectify,[],[f73]) ).

fof(f73,plain,
    ! [X0,X1,X2] :
      ( ( lower_bound(X2,X0,X1)
        | ? [X3] :
            ( ~ apply(X0,X2,X3)
            & member(X3,X1) ) )
      & ( ! [X3] :
            ( apply(X0,X2,X3)
            | ~ member(X3,X1) )
        | ~ lower_bound(X2,X0,X1) ) ),
    inference(nnf_transformation,[],[f52]) ).

fof(f52,plain,
    ! [X0,X1,X2] :
      ( lower_bound(X2,X0,X1)
    <=> ! [X3] :
          ( apply(X0,X2,X3)
          | ~ member(X3,X1) ) ),
    inference(ennf_transformation,[],[f36]) ).

fof(f36,plain,
    ! [X0,X1,X2] :
      ( lower_bound(X2,X0,X1)
    <=> ! [X3] :
          ( member(X3,X1)
         => apply(X0,X2,X3) ) ),
    inference(rectify,[],[f15]) ).

fof(f15,axiom,
    ! [X5,X3,X7] :
      ( lower_bound(X7,X5,X3)
    <=> ! [X2] :
          ( member(X2,X3)
         => apply(X5,X7,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',lower_bound) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SET800+4 : TPTP v8.1.2. Released v3.2.0.
% 0.13/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.36  % Computer : n006.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Tue Apr 30 01:04:50 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.15/0.36  % (6028)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (6031)WARNING: value z3 for option sas not known
% 0.15/0.38  % (6029)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.38  % (6030)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.38  % (6032)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.38  % (6033)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.15/0.38  % (6034)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.15/0.38  % (6031)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.15/0.38  % (6035)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.15/0.39  TRYING [1]
% 0.15/0.39  TRYING [2]
% 0.15/0.39  TRYING [3]
% 0.15/0.39  TRYING [1]
% 0.15/0.39  TRYING [4]
% 0.15/0.39  TRYING [2]
% 0.15/0.39  % (6031)First to succeed.
% 0.15/0.40  % (6034)Also succeeded, but the first one will report.
% 0.15/0.40  % (6031)Refutation found. Thanks to Tanya!
% 0.15/0.40  % SZS status Theorem for theBenchmark
% 0.15/0.40  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.40  % (6031)------------------------------
% 0.15/0.40  % (6031)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.15/0.40  % (6031)Termination reason: Refutation
% 0.15/0.40  
% 0.15/0.40  % (6031)Memory used [KB]: 979
% 0.15/0.40  % (6031)Time elapsed: 0.015 s
% 0.15/0.40  % (6031)Instructions burned: 20 (million)
% 0.15/0.40  % (6031)------------------------------
% 0.15/0.40  % (6031)------------------------------
% 0.15/0.40  % (6028)Success in time 0.032 s
%------------------------------------------------------------------------------