TSTP Solution File: SEU614_8 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU614_8 : TPTP v8.1.2. Released v8.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n004.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 15:35:06 EDT 2024

% Result   : Theorem 0.19s 0.50s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   31 (  10 unt;   1 typ;   0 def)
%            Number of atoms       :  195 (  27 equ)
%            Maximal formula atoms :    9 (   6 avg)
%            Number of connectives :  149 (  53   ~;  30   |;  29   &)
%                                         (   1 <=>;  36  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   6 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :  111 (  75 fml;  36 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    4 (   1   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :   10 (   7 usr;   6 prp; 0-4 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :   75 (  66   !;   9   ?;  30   :)

% Comments : 
%------------------------------------------------------------------------------
tff(pred_def_3,type,
    sP0: ( $o * $i * $i * $i ) > $o ).

tff(f94,plain,
    $false,
    inference(equality_resolution,[],[f89]) ).

tff(f89,plain,
    ! [X0: $o] : ( $false != (X0) ),
    inference(superposition,[],[f4,f82]) ).

tff(f82,plain,
    ! [X0: $o] : ( $true = (X0) ),
    inference(resolution,[],[f81,f20]) ).

tff(f20,plain,
    in(sK3,sK1),
    inference(cnf_transformation,[],[f16]) ).

tff(f16,plain,
    ( in(sK3,symdiff(sK1,sK2))
    & in(sK3,sK2)
    & in(sK3,sK1)
    & symdiffE ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3])],[f10,f15]) ).

tff(f15,plain,
    ( ? [X0,X1,X2] :
        ( in(X2,symdiff(X0,X1))
        & in(X2,X1)
        & in(X2,X0) )
   => ( in(sK3,symdiff(sK1,sK2))
      & in(sK3,sK2)
      & in(sK3,sK1) ) ),
    introduced(choice_axiom,[]) ).

tff(f10,plain,
    ( ? [X0,X1,X2] :
        ( in(X2,symdiff(X0,X1))
        & in(X2,X1)
        & in(X2,X0) )
    & symdiffE ),
    inference(flattening,[],[f9]) ).

tff(f9,plain,
    ( ? [X0,X1,X2] :
        ( in(X2,symdiff(X0,X1))
        & in(X2,X1)
        & in(X2,X0) )
    & symdiffE ),
    inference(ennf_transformation,[],[f3]) ).

tff(f3,negated_conjecture,
    ~ ( symdiffE
     => ! [X0,X1,X2] :
          ( in(X2,X0)
         => ( in(X2,X1)
           => ~ in(X2,symdiff(X0,X1)) ) ) ),
    inference(negated_conjecture,[],[f2]) ).

tff(f2,conjecture,
    ( symdiffE
   => ! [X0,X1,X2] :
        ( in(X2,X0)
       => ( in(X2,X1)
         => ~ in(X2,symdiff(X0,X1)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symdiffIneg1) ).

tff(f81,plain,
    ! [X0: $o] :
      ( ~ in(sK3,sK1)
      | ( $true = (X0) ) ),
    inference(resolution,[],[f80,f21]) ).

tff(f21,plain,
    in(sK3,sK2),
    inference(cnf_transformation,[],[f16]) ).

tff(f80,plain,
    ! [X0: $o] :
      ( ~ in(sK3,sK2)
      | ~ in(sK3,sK1)
      | ( $true = (X0) ) ),
    inference(resolution,[],[f79,f22]) ).

tff(f22,plain,
    in(sK3,symdiff(sK1,sK2)),
    inference(cnf_transformation,[],[f16]) ).

tff(f79,plain,
    ! [X2: $i,X3: $i,X0: $o,X1: $i] :
      ( ~ in(X1,symdiff(X2,X3))
      | ( $true = (X0) )
      | ~ in(X1,X2)
      | ~ in(X1,X3) ),
    inference(resolution,[],[f37,f19]) ).

tff(f19,plain,
    symdiffE,
    inference(cnf_transformation,[],[f16]) ).

tff(f37,plain,
    ! [X2: $o,X3: $i,X0: $i,X1: $i] :
      ( ~ symdiffE
      | ( $true = (X2) )
      | ~ in(X0,symdiff(X1,X3))
      | ~ in(X0,X1)
      | ~ in(X0,X3) ),
    inference(resolution,[],[f26,f24]) ).

tff(f24,plain,
    ! [X2: $i,X3: $i,X0: $o,X1: $i] :
      ( ~ sP0((X0),X1,X2,X3)
      | ~ in(X2,X1) ),
    inference(cnf_transformation,[],[f18]) ).

tff(f18,plain,
    ! [X0: $o,X1,X2,X3] :
      ( ( ( $true != (X0) )
        & ~ in(X2,X1)
        & in(X2,X3) )
      | ~ sP0((X0),X1,X2,X3) ),
    inference(rectify,[],[f17]) ).

tff(f17,plain,
    ! [X3: $o,X1,X2,X0] :
      ( ( ( $true != (X3) )
        & ~ in(X2,X1)
        & in(X2,X0) )
      | ~ sP0((X3),X1,X2,X0) ),
    inference(nnf_transformation,[],[f13]) ).

tff(f13,plain,
    ! [X3: $o,X1,X2,X0] :
      ( ( ( $true != (X3) )
        & ~ in(X2,X1)
        & in(X2,X0) )
      | ~ sP0((X3),X1,X2,X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

tff(f26,plain,
    ! [X2: $i,X3: $o,X0: $i,X1: $i] :
      ( sP0((X3),X1,X2,X0)
      | ~ in(X2,X0)
      | ( $true = (X3) )
      | ~ in(X2,symdiff(X0,X1))
      | ~ symdiffE ),
    inference(cnf_transformation,[],[f14]) ).

tff(f14,plain,
    ( ! [X0,X1,X2] :
        ( ! [X3: $o] :
            ( ( $true = (X3) )
            | ( ( $true != (X3) )
              & in(X2,X1)
              & ~ in(X2,X0) )
            | sP0((X3),X1,X2,X0) )
        | ~ in(X2,symdiff(X0,X1)) )
    | ~ symdiffE ),
    inference(definition_folding,[],[f12,f13]) ).

tff(f12,plain,
    ( ! [X0,X1,X2] :
        ( ! [X3: $o] :
            ( ( $true = (X3) )
            | ( ( $true != (X3) )
              & in(X2,X1)
              & ~ in(X2,X0) )
            | ( ( $true != (X3) )
              & ~ in(X2,X1)
              & in(X2,X0) ) )
        | ~ in(X2,symdiff(X0,X1)) )
    | ~ symdiffE ),
    inference(flattening,[],[f11]) ).

tff(f11,plain,
    ( ! [X0,X1,X2] :
        ( ! [X3: $o] :
            ( ( $true = (X3) )
            | ( ( $true != (X3) )
              & in(X2,X1)
              & ~ in(X2,X0) )
            | ( ( $true != (X3) )
              & ~ in(X2,X1)
              & in(X2,X0) ) )
        | ~ in(X2,symdiff(X0,X1)) )
    | ~ symdiffE ),
    inference(ennf_transformation,[],[f8]) ).

tff(f8,plain,
    ( symdiffE
   => ! [X0,X1,X2] :
        ( in(X2,symdiff(X0,X1))
       => ! [X3: $o] :
            ( ( in(X2,X0)
             => ( ~ in(X2,X1)
               => ( $true = (X3) ) ) )
           => ( ( ~ in(X2,X0)
               => ( in(X2,X1)
                 => ( $true = (X3) ) ) )
             => ( $true = (X3) ) ) ) ) ),
    inference(unused_predicate_definition_removal,[],[f7]) ).

tff(f7,plain,
    ( symdiffE
  <=> ! [X0,X1,X2] :
        ( in(X2,symdiff(X0,X1))
       => ! [X3: $o] :
            ( ( in(X2,X0)
             => ( ~ in(X2,X1)
               => ( $true = (X3) ) ) )
           => ( ( ~ in(X2,X0)
               => ( in(X2,X1)
                 => ( $true = (X3) ) ) )
             => ( $true = (X3) ) ) ) ) ),
    inference(fool_elimination,[],[f6]) ).

tff(f6,plain,
    ( symdiffE
    = ( ! [X0,X1,X2] :
          ( in(X2,symdiff(X0,X1))
         => ! [X3: $o] :
              ( ( in(X2,X0)
               => ( ~ in(X2,X1)
                 => (X3) ) )
             => ( ( ~ in(X2,X0)
                 => ( in(X2,X1)
                   => (X3) ) )
               => (X3) ) ) ) ) ),
    inference(rectify,[],[f1]) ).

tff(f1,axiom,
    ( symdiffE
    = ( ! [X0,X1,X2] :
          ( in(X2,symdiff(X0,X1))
         => ! [X3: $o] :
              ( ( in(X2,X0)
               => ( ~ in(X2,X1)
                 => (X3) ) )
             => ( ( ~ in(X2,X0)
                 => ( in(X2,X1)
                   => (X3) ) )
               => (X3) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symdiffE) ).

tff(f4,plain,
    $true != $false,
    introduced(fool_axiom,[]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem    : SEU614_8 : TPTP v8.1.2. Released v8.0.0.
% 0.06/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.13/0.35  % Computer : n004.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   : Mon Apr 29 20:56:48 EDT 2024
% 0.13/0.35  % CPUTime    : 
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% 0.19/0.48  % (18160)Running in auto input_syntax mode. Trying TPTP
% 0.19/0.49  % (18296)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.19/0.49  Detected minimum model sizes of [1,1]
% 0.19/0.49  Detected maximum model sizes of [max,2]
% 0.19/0.49  TRYING [1,1]
% 0.19/0.49  TRYING [1,2]
% 0.19/0.49  TRYING [2,2]
% 0.19/0.49  TRYING [3,2]
% 0.19/0.49  % (18300)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)
% 0.19/0.49  TRYING [4,2]
% 0.19/0.49  % (18295)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.19/0.49  TRYING [5,2]
% 0.19/0.49  % (18298)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.19/0.49  % (18297)WARNING: value z3 for option sas not known
% 0.19/0.49  TRYING [1]
% 0.19/0.49  % (18299)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)
% 0.19/0.49  % (18301)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)
% 0.19/0.49  TRYING [2]
% 0.19/0.50  TRYING [3]
% 0.19/0.50  Detected minimum model sizes of [1,1]
% 0.19/0.50  Detected maximum model sizes of [max,2]
% 0.19/0.50  TRYING [6,2]
% 0.19/0.50  TRYING [1,1]
% 0.19/0.50  TRYING [1,2]
% 0.19/0.50  TRYING [2,2]
% 0.19/0.50  % (18300)First to succeed.
% 0.19/0.50  TRYING [3,2]
% 0.19/0.50  TRYING [4]
% 0.19/0.50  % (18297)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)
% 0.19/0.50  TRYING [4,2]
% 0.19/0.50  TRYING [5]
% 0.19/0.50  TRYING [7,2]
% 0.19/0.50  TRYING [5,2]
% 0.19/0.50  % (18300)Refutation found. Thanks to Tanya!
% 0.19/0.50  % SZS status Theorem for theBenchmark
% 0.19/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.50  % (18300)------------------------------
% 0.19/0.50  % (18300)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.19/0.50  % (18300)Termination reason: Refutation
% 0.19/0.50  
% 0.19/0.50  % (18300)Memory used [KB]: 770
% 0.19/0.50  % (18300)Time elapsed: 0.005 s
% 0.19/0.50  % (18300)Instructions burned: 6 (million)
% 0.19/0.50  % (18300)------------------------------
% 0.19/0.50  % (18300)------------------------------
% 0.19/0.50  % (18160)Success in time 0.141 s
%------------------------------------------------------------------------------