TSTP Solution File: NUN067+2 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : NUN067+2 : TPTP v8.1.2. Released v7.3.0.
% 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 14:40:20 EDT 2024

% Result   : Theorem 0.14s 0.38s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   23 (   6 unt;   0 def)
%            Number of atoms       :   70 (  18 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :   67 (  20   ~;  10   |;  32   &)
%                                         (   0 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   0 con; 1-2 aty)
%            Number of variables   :   63 (  38   !;  25   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f128,plain,
    $false,
    inference(subsumption_resolution,[],[f96,f126]) ).

fof(f126,plain,
    ! [X2,X0] : ~ r2(X0,X2),
    inference(subsumption_resolution,[],[f119,f124]) ).

fof(f124,plain,
    ! [X0] : r1(X0),
    inference(forward_demodulation,[],[f77,f78]) ).

fof(f78,plain,
    ! [X0] : sK5(X0) = X0,
    inference(cnf_transformation,[],[f37]) ).

fof(f37,plain,
    ! [X0] :
      ( sK5(X0) = X0
      & r1(sK5(X0)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f25,f36]) ).

fof(f36,plain,
    ! [X0] :
      ( ? [X1] :
          ( X0 = X1
          & r1(X1) )
     => ( sK5(X0) = X0
        & r1(sK5(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f25,plain,
    ! [X0] :
    ? [X1] :
      ( X0 = X1
      & r1(X1) ),
    inference(ennf_transformation,[],[f14]) ).

fof(f14,plain,
    ~ ? [X0] :
      ! [X1] :
        ( X0 != X1
        | ~ r1(X1) ),
    inference(rectify,[],[f13]) ).

fof(f13,negated_conjecture,
    ~ ? [X38] :
      ! [X21] :
        ( X21 != X38
        | ~ r1(X21) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f12,conjecture,
    ? [X38] :
    ! [X21] :
      ( X21 != X38
      | ~ r1(X21) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',nonzerosexist) ).

fof(f77,plain,
    ! [X0] : r1(sK5(X0)),
    inference(cnf_transformation,[],[f37]) ).

fof(f119,plain,
    ! [X2,X0] :
      ( ~ r2(X0,X2)
      | ~ r1(X2) ),
    inference(equality_resolution,[],[f94]) ).

fof(f94,plain,
    ! [X2,X0,X1] :
      ( ~ r2(X0,X1)
      | X1 != X2
      | ~ r1(X2) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,plain,
    ! [X0,X1] :
      ( ~ r2(X0,X1)
      | ! [X2] :
          ( X1 != X2
          | ~ r1(X2) ) ),
    inference(rectify,[],[f11]) ).

fof(f11,axiom,
    ! [X40,X41] :
      ( ~ r2(X40,X41)
      | ! [X42] :
          ( X41 != X42
          | ~ r1(X42) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_7a) ).

fof(f96,plain,
    ! [X0,X1] : r2(X1,sK18(X0,X1)),
    inference(cnf_transformation,[],[f59]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( r4(X0,X1,sK16(X0,X1))
      & r3(sK16(X0,X1),X0,sK15(X0,X1))
      & sK15(X0,X1) = sK17(X0,X1)
      & r4(X0,sK18(X0,X1),sK17(X0,X1))
      & r2(X1,sK18(X0,X1)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK15,sK16,sK17,sK18])],[f21,f58,f57,f56,f55]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ? [X3] :
              ( r4(X0,X1,X3)
              & r3(X3,X0,X2) )
          & ? [X4] :
              ( X2 = X4
              & ? [X5] :
                  ( r4(X0,X5,X4)
                  & r2(X1,X5) ) ) )
     => ( ? [X3] :
            ( r4(X0,X1,X3)
            & r3(X3,X0,sK15(X0,X1)) )
        & ? [X4] :
            ( sK15(X0,X1) = X4
            & ? [X5] :
                ( r4(X0,X5,X4)
                & r2(X1,X5) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f56,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( r4(X0,X1,X3)
          & r3(X3,X0,sK15(X0,X1)) )
     => ( r4(X0,X1,sK16(X0,X1))
        & r3(sK16(X0,X1),X0,sK15(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f57,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( sK15(X0,X1) = X4
          & ? [X5] :
              ( r4(X0,X5,X4)
              & r2(X1,X5) ) )
     => ( sK15(X0,X1) = sK17(X0,X1)
        & ? [X5] :
            ( r4(X0,X5,sK17(X0,X1))
            & r2(X1,X5) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( r4(X0,X5,sK17(X0,X1))
          & r2(X1,X5) )
     => ( r4(X0,sK18(X0,X1),sK17(X0,X1))
        & r2(X1,sK18(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f21,plain,
    ! [X0,X1] :
    ? [X2] :
      ( ? [X3] :
          ( r4(X0,X1,X3)
          & r3(X3,X0,X2) )
      & ? [X4] :
          ( X2 = X4
          & ? [X5] :
              ( r4(X0,X5,X4)
              & r2(X1,X5) ) ) ),
    inference(rectify,[],[f6]) ).

fof(f6,axiom,
    ! [X19,X20] :
    ? [X21] :
      ( ? [X24] :
          ( r4(X19,X20,X24)
          & r3(X24,X19,X21) )
      & ? [X22] :
          ( X21 = X22
          & ? [X23] :
              ( r4(X19,X23,X22)
              & r2(X20,X23) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_2a) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : NUN067+2 : TPTP v8.1.2. Released v7.3.0.
% 0.11/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n006.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   : Tue Apr 30 02:21:50 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (4846)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.37  % (4849)WARNING: value z3 for option sas not known
% 0.14/0.37  % (4847)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.37  % (4848)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.14/0.37  % (4850)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.37  % (4849)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)
% 0.14/0.37  % (4851)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)
% 0.14/0.37  % (4852)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)
% 0.14/0.37  % (4853)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)
% 0.14/0.37  TRYING [1]
% 0.14/0.37  % (4853)First to succeed.
% 0.14/0.37  TRYING [2]
% 0.14/0.38  % (4852)Also succeeded, but the first one will report.
% 0.14/0.38  % (4850)Also succeeded, but the first one will report.
% 0.14/0.38  % (4853)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  % (4853)------------------------------
% 0.14/0.38  % (4853)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.14/0.38  % (4853)Termination reason: Refutation
% 0.14/0.38  
% 0.14/0.38  % (4853)Memory used [KB]: 840
% 0.14/0.38  % (4853)Time elapsed: 0.004 s
% 0.14/0.38  % (4853)Instructions burned: 4 (million)
% 0.14/0.38  % (4853)------------------------------
% 0.14/0.38  % (4853)------------------------------
% 0.14/0.38  % (4846)Success in time 0.02 s
%------------------------------------------------------------------------------