TSTP Solution File: SET676+3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET676+3 : TPTP v8.1.0. Released v2.2.0.
% 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 : n018.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 18:25:19 EDT 2022

% Result   : Theorem 1.69s 0.59s
% Output   : Refutation 1.69s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   21 (   6 unt;   0 def)
%            Number of atoms       :   52 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   55 (  24   ~;  17   |;   5   &)
%                                         (   2 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   28 (  26   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f156,plain,
    $false,
    inference(subsumption_resolution,[],[f155,f140]) ).

fof(f140,plain,
    ! [X0,X1] : ilf_type(cross_product(X0,X1),relation_type(X0,X1)),
    inference(subsumption_resolution,[],[f139,f107]) ).

fof(f107,plain,
    ! [X0] : ilf_type(X0,set_type),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,axiom,
    ! [X0] : ilf_type(X0,set_type),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p19) ).

fof(f139,plain,
    ! [X0,X1] :
      ( ~ ilf_type(X1,set_type)
      | ilf_type(cross_product(X0,X1),relation_type(X0,X1)) ),
    inference(subsumption_resolution,[],[f116,f107]) ).

fof(f116,plain,
    ! [X0,X1] :
      ( ~ ilf_type(X0,set_type)
      | ~ ilf_type(X1,set_type)
      | ilf_type(cross_product(X0,X1),relation_type(X0,X1)) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X0] :
      ( ~ ilf_type(X0,set_type)
      | ! [X1] :
          ( ilf_type(cross_product(X0,X1),relation_type(X0,X1))
          | ~ ilf_type(X1,set_type) ) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ilf_type(cross_product(X0,X1),relation_type(X0,X1)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p1) ).

fof(f155,plain,
    ~ ilf_type(cross_product(sK11,sK11),relation_type(sK11,sK11)),
    inference(resolution,[],[f152,f118]) ).

fof(f118,plain,
    ~ ilf_type(cross_product(sK11,sK11),identity_relation_of_type(sK11)),
    inference(cnf_transformation,[],[f79]) ).

fof(f79,plain,
    ( ~ ilf_type(cross_product(sK11,sK11),identity_relation_of_type(sK11))
    & ilf_type(sK11,set_type) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11])],[f40,f78]) ).

fof(f78,plain,
    ( ? [X0] :
        ( ~ ilf_type(cross_product(X0,X0),identity_relation_of_type(X0))
        & ilf_type(X0,set_type) )
   => ( ~ ilf_type(cross_product(sK11,sK11),identity_relation_of_type(sK11))
      & ilf_type(sK11,set_type) ) ),
    introduced(choice_axiom,[]) ).

fof(f40,plain,
    ? [X0] :
      ( ~ ilf_type(cross_product(X0,X0),identity_relation_of_type(X0))
      & ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f21]) ).

fof(f21,negated_conjecture,
    ~ ! [X0] :
        ( ilf_type(X0,set_type)
       => ilf_type(cross_product(X0,X0),identity_relation_of_type(X0)) ),
    inference(negated_conjecture,[],[f20]) ).

fof(f20,conjecture,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ilf_type(cross_product(X0,X0),identity_relation_of_type(X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_relset_1_41) ).

fof(f152,plain,
    ! [X0,X1] :
      ( ilf_type(X1,identity_relation_of_type(X0))
      | ~ ilf_type(X1,relation_type(X0,X0)) ),
    inference(subsumption_resolution,[],[f151,f107]) ).

fof(f151,plain,
    ! [X0,X1] :
      ( ilf_type(X1,identity_relation_of_type(X0))
      | ~ ilf_type(X1,relation_type(X0,X0))
      | ~ ilf_type(X0,set_type) ),
    inference(subsumption_resolution,[],[f86,f107]) ).

fof(f86,plain,
    ! [X0,X1] :
      ( ilf_type(X1,identity_relation_of_type(X0))
      | ~ ilf_type(X1,relation_type(X0,X0))
      | ~ ilf_type(X1,set_type)
      | ~ ilf_type(X0,set_type) ),
    inference(cnf_transformation,[],[f53]) ).

fof(f53,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( ilf_type(X1,relation_type(X0,X0))
              | ~ ilf_type(X1,identity_relation_of_type(X0)) )
            & ( ilf_type(X1,identity_relation_of_type(X0))
              | ~ ilf_type(X1,relation_type(X0,X0)) ) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(nnf_transformation,[],[f45]) ).

fof(f45,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ilf_type(X1,relation_type(X0,X0))
          <=> ilf_type(X1,identity_relation_of_type(X0)) )
          | ~ ilf_type(X1,set_type) )
      | ~ ilf_type(X0,set_type) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f4,axiom,
    ! [X0] :
      ( ilf_type(X0,set_type)
     => ! [X1] :
          ( ilf_type(X1,set_type)
         => ( ilf_type(X1,relation_type(X0,X0))
          <=> ilf_type(X1,identity_relation_of_type(X0)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p4) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.01/0.12  % Problem    : SET676+3 : TPTP v8.1.0. Released v2.2.0.
% 0.12/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.34  % Computer : n018.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % 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 14:17:25 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.56  % (4857)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)
% 0.20/0.57  % (4873)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)
% 0.20/0.58  % (4870)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)
% 0.20/0.58  TRYING [1]
% 0.20/0.58  TRYING [2]
% 0.20/0.58  % (4878)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.20/0.58  % (4863)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.58  % (4873)First to succeed.
% 0.20/0.59  % (4856)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)
% 0.20/0.59  % (4865)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)
% 1.69/0.59  % (4859)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 1.69/0.59  % (4859)Instruction limit reached!
% 1.69/0.59  % (4859)------------------------------
% 1.69/0.59  % (4859)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.69/0.59  % (4859)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.69/0.59  % (4859)Termination reason: Unknown
% 1.69/0.59  % (4859)Termination phase: Preprocessing 3
% 1.69/0.59  
% 1.69/0.59  % (4859)Memory used [KB]: 895
% 1.69/0.59  % (4859)Time elapsed: 0.003 s
% 1.69/0.59  % (4859)Instructions burned: 2 (million)
% 1.69/0.59  % (4859)------------------------------
% 1.69/0.59  % (4859)------------------------------
% 1.69/0.59  TRYING [3]
% 1.69/0.59  % (4873)Refutation found. Thanks to Tanya!
% 1.69/0.59  % SZS status Theorem for theBenchmark
% 1.69/0.59  % SZS output start Proof for theBenchmark
% See solution above
% 1.69/0.59  % (4873)------------------------------
% 1.69/0.59  % (4873)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.69/0.59  % (4873)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.69/0.59  % (4873)Termination reason: Refutation
% 1.69/0.59  
% 1.69/0.59  % (4873)Memory used [KB]: 1023
% 1.69/0.59  % (4873)Time elapsed: 0.167 s
% 1.69/0.59  % (4873)Instructions burned: 4 (million)
% 1.69/0.59  % (4873)------------------------------
% 1.69/0.59  % (4873)------------------------------
% 1.69/0.59  % (4850)Success in time 0.239 s
%------------------------------------------------------------------------------