TSTP Solution File: PUZ082_8 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : PUZ082_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 : 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 : Sun May  5 08:50:31 EDT 2024

% Result   : Theorem 0.14s 0.38s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   45 (  17 unt;   5 typ;   0 def)
%            Number of atoms       :  235 (  53 equ)
%            Maximal formula atoms :    6 (   5 avg)
%            Number of connectives :   88 (  39   ~;  24   |;  10   &)
%                                         (   5 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :  205 ( 151 fml;  54 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    4 (   3   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    9 (   6 usr;   5 prp; 0-2 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :   25 (  22   !;   3   ?;  25   :)

% Comments : 
%------------------------------------------------------------------------------
tff(func_def_3,type,
    bG0: $o > $o ).

tff(func_def_4,type,
    bG1: $o > $o ).

tff(func_def_5,type,
    bG2: $o ).

tff(func_def_6,type,
    sK3: $o ).

tff(pred_def_1,type,
    says: ( $i * $o ) > $o ).

tff(f55,plain,
    $false,
    inference(subsumption_resolution,[],[f54,f36]) ).

tff(f36,plain,
    ~ says(peter,$true),
    inference(backward_demodulation,[],[f35,f34]) ).

tff(f34,plain,
    $true = bG0($true),
    inference(equality_resolution,[],[f28]) ).

tff(f28,plain,
    ! [X0: $o] :
      ( ( $true = bG0((X0)) )
      | ( $true != (X0) ) ),
    inference(cnf_transformation,[],[f22]) ).

tff(f22,plain,
    ! [X0: $o] :
      ( ( ( $true = (X0) )
        | ( $true != bG0((X0)) ) )
      & ( ( $true = bG0((X0)) )
        | ( $true != (X0) ) ) ),
    inference(nnf_transformation,[],[f7]) ).

tff(f7,plain,
    ! [X0: $o] :
      ( ( $true = (X0) )
    <=> ( $true = bG0((X0)) ) ),
    introduced(fool_formula_definition,[new_symbols(definition,[bG0])]) ).

tff(f35,plain,
    ~ says(peter,bG0($true)),
    inference(equality_resolution,[],[f30]) ).

tff(f30,plain,
    ! [X0: $o] :
      ( ( $true != (X0) )
      | ~ says(peter,bG0((X0))) ),
    inference(cnf_transformation,[],[f16]) ).

tff(f16,plain,
    ! [X0: $o] :
      ( ( $true != (X0) )
      | ~ says(peter,bG0((X0))) ),
    inference(ennf_transformation,[],[f14]) ).

tff(f14,plain,
    ! [X0: $o] :
      ( says(peter,bG0((X0)))
     => ( $true != (X0) ) ),
    inference(flattening,[],[f8]) ).

tff(f8,plain,
    ~ ~ ! [X0: $o] :
          ( says(peter,bG0((X0)))
         => ( $true != (X0) ) ),
    inference(fool_elimination,[],[f6,f7]) ).

tff(f6,plain,
    ~ ~ ! [X0: $o] :
          ( says(peter,(X0))
         => ~ (X0) ),
    inference(rectify,[],[f3]) ).

tff(f3,negated_conjecture,
    ~ ~ ! [X0: $o] :
          ( says(peter,(X0))
         => ~ (X0) ),
    inference(negated_conjecture,[],[f2]) ).

tff(f2,conjecture,
    ~ ! [X0: $o] :
        ( says(peter,(X0))
       => ~ (X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm) ).

tff(f54,plain,
    says(peter,$true),
    inference(forward_demodulation,[],[f53,f33]) ).

tff(f33,plain,
    $true = bG1($true),
    inference(equality_resolution,[],[f26]) ).

tff(f26,plain,
    ! [X0: $o] :
      ( ( $true = bG1((X0)) )
      | ( $true != (X0) ) ),
    inference(cnf_transformation,[],[f21]) ).

tff(f21,plain,
    ! [X0: $o] :
      ( ( ( $true = (X0) )
        | ( $true != bG1((X0)) ) )
      & ( ( $true = bG1((X0)) )
        | ( $true != (X0) ) ) ),
    inference(nnf_transformation,[],[f10]) ).

tff(f10,plain,
    ! [X0: $o] :
      ( ( $true = (X0) )
    <=> ( $true = bG1((X0)) ) ),
    introduced(fool_formula_definition,[new_symbols(definition,[bG1])]) ).

tff(f53,plain,
    says(peter,bG1($true)),
    inference(forward_demodulation,[],[f52,f50]) ).

tff(f50,plain,
    $true = sK3,
    inference(trivial_inequality_removal,[],[f49]) ).

tff(f49,plain,
    ( ( $true = $false )
    | ( $true = sK3 ) ),
    inference(forward_demodulation,[],[f24,f44]) ).

tff(f44,plain,
    $false = bG2,
    inference(subsumption_resolution,[],[f42,f36]) ).

tff(f42,plain,
    ( says(peter,$true)
    | ( $false = bG2 ) ),
    inference(superposition,[],[f31,f5]) ).

tff(f5,plain,
    ! [X0: $o] :
      ( ( $true = (X0) )
      | ( $false = (X0) ) ),
    introduced(fool_axiom,[]) ).

tff(f31,plain,
    says(peter,bG2),
    inference(cnf_transformation,[],[f12]) ).

tff(f12,plain,
    says(peter,bG2),
    inference(fool_elimination,[],[f9,f11,f10]) ).

tff(f11,plain,
    ( ! [X0: $o] :
        ( says(peter,bG1((X0)))
       => ( $true != (X0) ) )
  <=> ( $true = bG2 ) ),
    introduced(fool_formula_definition,[new_symbols(definition,[bG2])]) ).

tff(f9,plain,
    says(peter,
      ! [X0: $o] :
        ( says(peter,(X0))
       => ~ (X0) )),
    inference(rectify,[],[f1]) ).

tff(f1,axiom,
    says(peter,
      ! [X0: $o] :
        ( says(peter,(X0))
       => ~ (X0) )),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax1) ).

tff(f24,plain,
    ( ( $true = bG2 )
    | ( $true = sK3 ) ),
    inference(cnf_transformation,[],[f20]) ).

tff(f20,plain,
    ( ( ! [X0: $o] :
          ( ( $true != (X0) )
          | ~ says(peter,bG1((X0))) )
      | ( $true != bG2 ) )
    & ( ( $true = bG2 )
      | ( ( $true = sK3 )
        & says(peter,bG1(sK3)) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f18,f19]) ).

tff(f19,plain,
    ( ? [X1: $o] :
        ( ( $true = (X1) )
        & says(peter,bG1((X1))) )
   => ( ( $true = sK3 )
      & says(peter,bG1(sK3)) ) ),
    introduced(choice_axiom,[]) ).

tff(f18,plain,
    ( ( ! [X0: $o] :
          ( ( $true != (X0) )
          | ~ says(peter,bG1((X0))) )
      | ( $true != bG2 ) )
    & ( ( $true = bG2 )
      | ? [X1: $o] :
          ( ( $true = (X1) )
          & says(peter,bG1((X1))) ) ) ),
    inference(rectify,[],[f17]) ).

tff(f17,plain,
    ( ( ! [X0: $o] :
          ( ( $true != (X0) )
          | ~ says(peter,bG1((X0))) )
      | ( $true != bG2 ) )
    & ( ( $true = bG2 )
      | ? [X0: $o] :
          ( ( $true = (X0) )
          & says(peter,bG1((X0))) ) ) ),
    inference(nnf_transformation,[],[f15]) ).

tff(f15,plain,
    ( ! [X0: $o] :
        ( ( $true != (X0) )
        | ~ says(peter,bG1((X0))) )
  <=> ( $true = bG2 ) ),
    inference(ennf_transformation,[],[f13]) ).

tff(f13,plain,
    ( ! [X0: $o] :
        ( says(peter,bG1((X0)))
       => ( $true != (X0) ) )
  <=> ( $true = bG2 ) ),
    inference(flattening,[],[f11]) ).

tff(f52,plain,
    says(peter,bG1(sK3)),
    inference(trivial_inequality_removal,[],[f51]) ).

tff(f51,plain,
    ( ( $true = $false )
    | says(peter,bG1(sK3)) ),
    inference(forward_demodulation,[],[f23,f44]) ).

tff(f23,plain,
    ( ( $true = bG2 )
    | says(peter,bG1(sK3)) ),
    inference(cnf_transformation,[],[f20]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : PUZ082_8 : TPTP v8.1.2. Released v8.0.0.
% 0.11/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n026.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Fri May  3 18:04:23 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (13727)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.37  % (13731)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.14/0.37  Detected minimum model sizes of [1,1]
% 0.14/0.37  Detected maximum model sizes of [1,2]
% 0.14/0.37  TRYING [1,1]
% 0.14/0.37  TRYING [1,2]
% 0.14/0.37  Cannot enumerate next child to try in an incomplete setup
% 0.14/0.37  % (13731)Refutation not found, incomplete strategy% (13731)------------------------------
% 0.14/0.37  % (13731)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.37  % (13731)Termination reason: Refutation not found, incomplete strategy
% 0.14/0.37  
% 0.14/0.37  % (13731)Memory used [KB]: 730
% 0.14/0.37  % (13731)Time elapsed: 0.003 s
% 0.14/0.37  % (13731)Instructions burned: 4 (million)
% 0.14/0.37  % (13731)------------------------------
% 0.14/0.37  % (13731)------------------------------
% 0.14/0.37  % (13730)dis-2_2:3_amm=sco:anc=none:bce=on:fsr=off:gsp=on:nm=16:nwc=1.2:nicw=on:sac=on:sp=weighted_frequency_476 on theBenchmark for (476ds/0Mi)
% 0.14/0.37  % (13732)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.14/0.37  % (13733)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.14/0.37  % (13729)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.14/0.37  % (13734)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2:si=on:rtra=on:rawr=on:rp=on:fmbksg=on_1451 on theBenchmark for (1451ds/0Mi)
% 0.14/0.37  % (13728)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2_1451 on theBenchmark for (1451ds/0Mi)
% 0.14/0.38  Detected minimum model sizes of [1,1]
% 0.14/0.38  Detected maximum model sizes of [1,2]
% 0.14/0.38  Detected minimum model sizes of [1,1]
% 0.14/0.38  Detected maximum model sizes of [1,2]
% 0.14/0.38  Detected minimum model sizes of [1,1]
% 0.14/0.38  Detected maximum model sizes of [1,2]
% 0.14/0.38  TRYING [1,1]
% 0.14/0.38  TRYING [1,1]
% 0.14/0.38  TRYING [1,1]
% 0.14/0.38  TRYING [1,2]
% 0.14/0.38  TRYING [1,2]
% 0.14/0.38  TRYING [1,2]
% 0.14/0.38  % (13733)Also succeeded, but the first one will report.
% 0.14/0.38  % (13732)First to succeed.
% 0.14/0.38  Cannot enumerate next child to try in an incomplete setup
% 0.14/0.38  Cannot enumerate next child to try in an incomplete setup
% 0.14/0.38  % (13734)Refutation not found, incomplete strategy% (13734)------------------------------
% 0.14/0.38  % (13734)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.38  % (13730)Also succeeded, but the first one will report.
% 0.14/0.38  % (13734)Termination reason: Refutation not found, incomplete strategy
% 0.14/0.38  
% 0.14/0.38  % (13734)Memory used [KB]: 730
% 0.14/0.38  % (13734)Time elapsed: 0.003 s
% 0.14/0.38  % (13734)Instructions burned: 3 (million)
% 0.14/0.38  % (13728)Refutation not found, incomplete strategy% (13728)------------------------------
% 0.14/0.38  % (13728)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.38  % (13728)Termination reason: Refutation not found, incomplete strategy
% 0.14/0.38  
% 0.14/0.38  % (13728)Memory used [KB]: 729
% 0.14/0.38  % (13728)Time elapsed: 0.003 s
% 0.14/0.38  Cannot enumerate next child to try in an incomplete setup
% 0.14/0.38  % (13728)Instructions burned: 3 (million)
% 0.14/0.38  % (13729)Refutation not found, incomplete strategy% (13729)------------------------------
% 0.14/0.38  % (13729)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.38  % (13729)Termination reason: Refutation not found, incomplete strategy
% 0.14/0.38  
% 0.14/0.38  % (13729)Memory used [KB]: 730
% 0.14/0.38  % (13729)Time elapsed: 0.004 s
% 0.14/0.38  % (13729)Instructions burned: 4 (million)
% 0.14/0.38  % (13734)------------------------------
% 0.14/0.38  % (13734)------------------------------
% 0.14/0.38  % (13728)------------------------------
% 0.14/0.38  % (13728)------------------------------
% 0.14/0.38  % (13729)------------------------------
% 0.14/0.38  % (13729)------------------------------
% 0.14/0.38  % (13732)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-13727"
% 0.14/0.38  % (13732)Refutation found. Thanks to Tanya!
% 0.14/0.38  % SZS status Theorem for theBenchmark
% 0.14/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.14/0.38  % (13732)------------------------------
% 0.14/0.38  % (13732)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.38  % (13732)Termination reason: Refutation
% 0.14/0.38  
% 0.14/0.38  % (13732)Memory used [KB]: 746
% 0.14/0.38  % (13732)Time elapsed: 0.004 s
% 0.14/0.38  % (13732)Instructions burned: 4 (million)
% 0.14/0.38  % (13727)Success in time 0.018 s
%------------------------------------------------------------------------------