TSTP Solution File: KRS124+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : KRS124+1 : TPTP v8.1.0. Released v3.1.0.
% 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 : n028.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 17:30:52 EDT 2022

% Result   : Unsatisfiable 0.19s 0.56s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   46 (   6 unt;   0 def)
%            Number of atoms       :  106 (   0 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :   99 (  39   ~;  30   |;  12   &)
%                                         (   6 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    9 (   8 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-1 aty)
%            Number of variables   :   64 (  51   !;  13   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f67,plain,
    $false,
    inference(subsumption_resolution,[],[f62,f64]) ).

fof(f64,plain,
    ! [X0] : ~ ca_Ax3(X0),
    inference(subsumption_resolution,[],[f63,f57]) ).

fof(f57,plain,
    ! [X0] :
      ( cc(X0)
      | ~ ca_Ax3(X0) ),
    inference(literal_reordering,[],[f45]) ).

fof(f45,plain,
    ! [X0] :
      ( cc(X0)
      | ~ ca_Ax3(X0) ),
    inference(cnf_transformation,[],[f37]) ).

fof(f37,plain,
    ! [X0] :
      ( ~ ca_Ax3(X0)
      | ( cc(X0)
        & cd(X0) ) ),
    inference(ennf_transformation,[],[f22]) ).

fof(f22,plain,
    ! [X0] :
      ( ca_Ax3(X0)
     => ( cc(X0)
        & cd(X0) ) ),
    inference(unused_predicate_definition_removal,[],[f13]) ).

fof(f13,axiom,
    ! [X0] :
      ( ca_Ax3(X0)
    <=> ( cc(X0)
        & cd(X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_12) ).

fof(f63,plain,
    ! [X0] :
      ( ~ ca_Ax3(X0)
      | ~ cc(X0) ),
    inference(resolution,[],[f60,f50]) ).

fof(f50,plain,
    ! [X0] :
      ( cdxcomp(X0)
      | ~ cc(X0) ),
    inference(literal_reordering,[],[f49]) ).

fof(f49,plain,
    ! [X0] :
      ( ~ cc(X0)
      | cdxcomp(X0) ),
    inference(cnf_transformation,[],[f33]) ).

fof(f33,plain,
    ! [X0] :
      ( cdxcomp(X0)
      | ~ cc(X0) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f4,axiom,
    ! [X0] :
      ( cc(X0)
     => cdxcomp(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_3) ).

fof(f60,plain,
    ! [X0] :
      ( ~ cdxcomp(X0)
      | ~ ca_Ax3(X0) ),
    inference(resolution,[],[f58,f55]) ).

fof(f55,plain,
    ! [X0] :
      ( cd(X0)
      | ~ ca_Ax3(X0) ),
    inference(literal_reordering,[],[f44]) ).

fof(f44,plain,
    ! [X0] :
      ( ~ ca_Ax3(X0)
      | cd(X0) ),
    inference(cnf_transformation,[],[f37]) ).

fof(f58,plain,
    ! [X0] :
      ( ~ cd(X0)
      | ~ cdxcomp(X0) ),
    inference(resolution,[],[f53,f54]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( ~ ra_Px1(X0,X1)
      | ~ cd(X0) ),
    inference(literal_reordering,[],[f48]) ).

fof(f48,plain,
    ! [X0,X1] :
      ( ~ cd(X0)
      | ~ ra_Px1(X0,X1) ),
    inference(cnf_transformation,[],[f34]) ).

fof(f34,plain,
    ! [X0] :
      ( ~ cd(X0)
      | ! [X1] : ~ ra_Px1(X0,X1) ),
    inference(ennf_transformation,[],[f23]) ).

fof(f23,plain,
    ! [X0] :
      ( cd(X0)
     => ~ ? [X1] : ra_Px1(X0,X1) ),
    inference(unused_predicate_definition_removal,[],[f7]) ).

fof(f7,axiom,
    ! [X0] :
      ( cd(X0)
    <=> ~ ? [X1] : ra_Px1(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_6) ).

fof(f53,plain,
    ! [X0] :
      ( ra_Px1(X0,sK1(X0))
      | ~ cdxcomp(X0) ),
    inference(literal_reordering,[],[f46]) ).

fof(f46,plain,
    ! [X0] :
      ( ra_Px1(X0,sK1(X0))
      | ~ cdxcomp(X0) ),
    inference(cnf_transformation,[],[f41]) ).

fof(f41,plain,
    ! [X0] :
      ( ra_Px1(X0,sK1(X0))
      | ~ cdxcomp(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f36,f40]) ).

fof(f40,plain,
    ! [X0] :
      ( ? [X1] : ra_Px1(X0,X1)
     => ra_Px1(X0,sK1(X0)) ),
    introduced(choice_axiom,[]) ).

fof(f36,plain,
    ! [X0] :
      ( ? [X1] : ra_Px1(X0,X1)
      | ~ cdxcomp(X0) ),
    inference(ennf_transformation,[],[f20]) ).

fof(f20,plain,
    ! [X0] :
      ( cdxcomp(X0)
     => ? [X1] : ra_Px1(X0,X1) ),
    inference(unused_predicate_definition_removal,[],[f15]) ).

fof(f15,plain,
    ! [X0] :
      ( ? [X1] : ra_Px1(X0,X1)
    <=> cdxcomp(X0) ),
    inference(rectify,[],[f8]) ).

fof(f8,axiom,
    ! [X0] :
      ( cdxcomp(X0)
    <=> ? [X2] : ra_Px1(X0,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_7) ).

fof(f62,plain,
    ca_Ax3(sK0(i2003_11_14_17_22_10903)),
    inference(subsumption_resolution,[],[f61,f51]) ).

fof(f51,plain,
    cUnsatisfiable(i2003_11_14_17_22_10903),
    inference(literal_reordering,[],[f47]) ).

fof(f47,plain,
    cUnsatisfiable(i2003_11_14_17_22_10903),
    inference(cnf_transformation,[],[f14]) ).

fof(f14,axiom,
    cUnsatisfiable(i2003_11_14_17_22_10903),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_13) ).

fof(f61,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_22_10903)
    | ca_Ax3(sK0(i2003_11_14_17_22_10903)) ),
    inference(resolution,[],[f59,f52]) ).

fof(f52,plain,
    ! [X0] :
      ( rr(X0,sK0(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(literal_reordering,[],[f42]) ).

fof(f42,plain,
    ! [X0] :
      ( rr(X0,sK0(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f39]) ).

fof(f39,plain,
    ! [X0] :
      ( ~ cUnsatisfiable(X0)
      | ( ! [X1] :
            ( ca_Ax3(X1)
            | ~ rr(X0,X1) )
        & rr(X0,sK0(X0)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f35,f38]) ).

fof(f38,plain,
    ! [X0] :
      ( ? [X2] : rr(X0,X2)
     => rr(X0,sK0(X0)) ),
    introduced(choice_axiom,[]) ).

fof(f35,plain,
    ! [X0] :
      ( ~ cUnsatisfiable(X0)
      | ( ! [X1] :
            ( ca_Ax3(X1)
            | ~ rr(X0,X1) )
        & ? [X2] : rr(X0,X2) ) ),
    inference(ennf_transformation,[],[f25]) ).

fof(f25,plain,
    ! [X0] :
      ( cUnsatisfiable(X0)
     => ( ! [X1] :
            ( rr(X0,X1)
           => ca_Ax3(X1) )
        & ? [X2] : rr(X0,X2) ) ),
    inference(pure_predicate_removal,[],[f21]) ).

fof(f21,plain,
    ! [X0] :
      ( cUnsatisfiable(X0)
     => ( ! [X1] :
            ( rr(X0,X1)
           => ca_Ax3(X1) )
        & ? [X2] :
            ( cowlThing(X2)
            & rr(X0,X2) ) ) ),
    inference(unused_predicate_definition_removal,[],[f16]) ).

fof(f16,plain,
    ! [X0] :
      ( cUnsatisfiable(X0)
    <=> ( ! [X1] :
            ( rr(X0,X1)
           => ca_Ax3(X1) )
        & ? [X2] :
            ( cowlThing(X2)
            & rr(X0,X2) ) ) ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X0] :
      ( ( ! [X1] :
            ( rr(X0,X1)
           => ca_Ax3(X1) )
        & ? [X1] :
            ( cowlThing(X1)
            & rr(X0,X1) ) )
    <=> cUnsatisfiable(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_2) ).

fof(f59,plain,
    ! [X0] :
      ( ~ rr(i2003_11_14_17_22_10903,X0)
      | ca_Ax3(X0) ),
    inference(resolution,[],[f56,f51]) ).

fof(f56,plain,
    ! [X0,X1] :
      ( ~ cUnsatisfiable(X0)
      | ca_Ax3(X1)
      | ~ rr(X0,X1) ),
    inference(literal_reordering,[],[f43]) ).

fof(f43,plain,
    ! [X0,X1] :
      ( ca_Ax3(X1)
      | ~ cUnsatisfiable(X0)
      | ~ rr(X0,X1) ),
    inference(cnf_transformation,[],[f39]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : KRS124+1 : TPTP v8.1.0. Released v3.1.0.
% 0.12/0.14  % 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 : n028.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 00:43:18 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.19/0.54  % (19572)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)
% 0.19/0.55  % (19572)First to succeed.
% 0.19/0.55  % (19565)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.19/0.56  % (19572)Refutation found. Thanks to Tanya!
% 0.19/0.56  % SZS status Unsatisfiable for theBenchmark
% 0.19/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.56  % (19572)------------------------------
% 0.19/0.56  % (19572)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.56  % (19572)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.56  % (19572)Termination reason: Refutation
% 0.19/0.56  
% 0.19/0.56  % (19572)Memory used [KB]: 5756
% 0.19/0.56  % (19572)Time elapsed: 0.007 s
% 0.19/0.56  % (19572)Instructions burned: 3 (million)
% 0.19/0.56  % (19572)------------------------------
% 0.19/0.56  % (19572)------------------------------
% 0.19/0.56  % (19557)Success in time 0.202 s
%------------------------------------------------------------------------------