TSTP Solution File: KRS079+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : KRS079+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 : n009.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 17:30:45 EDT 2022

% Result   : Unsatisfiable 0.20s 0.52s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   62 (   8 unt;   0 def)
%            Number of atoms       :  211 (  22 equ)
%            Maximal formula atoms :   14 (   3 avg)
%            Number of connectives :  243 (  94   ~;  84   |;  46   &)
%                                         (   2 <=>;  17  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   1 con; 0-1 aty)
%            Number of variables   :  121 ( 103   !;  18   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f171,plain,
    $false,
    inference(subsumption_resolution,[],[f170,f96]) ).

fof(f96,plain,
    cUnsatisfiable(i2003_11_14_17_19_17492),
    inference(cnf_transformation,[],[f20]) ).

fof(f20,axiom,
    cUnsatisfiable(i2003_11_14_17_19_17492),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_6) ).

fof(f170,plain,
    ~ cUnsatisfiable(i2003_11_14_17_19_17492),
    inference(subsumption_resolution,[],[f169,f151]) ).

fof(f151,plain,
    ~ cp1(sK0(i2003_11_14_17_19_17492)),
    inference(subsumption_resolution,[],[f149,f96]) ).

fof(f149,plain,
    ( ~ cUnsatisfiable(i2003_11_14_17_19_17492)
    | ~ cp1(sK0(i2003_11_14_17_19_17492)) ),
    inference(superposition,[],[f138,f147]) ).

fof(f147,plain,
    sK1(i2003_11_14_17_19_17492) = sK0(i2003_11_14_17_19_17492),
    inference(resolution,[],[f145,f96]) ).

fof(f145,plain,
    ! [X1] :
      ( ~ cUnsatisfiable(X1)
      | sK1(X1) = sK0(X1) ),
    inference(duplicate_literal_removal,[],[f144]) ).

fof(f144,plain,
    ! [X1] :
      ( ~ cUnsatisfiable(X1)
      | sK1(X1) = sK0(X1)
      | ~ cUnsatisfiable(X1) ),
    inference(resolution,[],[f141,f140]) ).

fof(f140,plain,
    ! [X1] :
      ( rf2(X1,sK0(X1))
      | ~ cUnsatisfiable(X1) ),
    inference(resolution,[],[f108,f99]) ).

fof(f99,plain,
    ! [X0,X1] :
      ( ~ rr(X1,X0)
      | rf2(X1,X0) ),
    inference(cnf_transformation,[],[f70]) ).

fof(f70,plain,
    ! [X0,X1] :
      ( rf2(X1,X0)
      | ~ rr(X1,X0) ),
    inference(ennf_transformation,[],[f31]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( rr(X1,X0)
     => rf2(X1,X0) ),
    inference(rectify,[],[f22]) ).

fof(f22,axiom,
    ! [X4,X3] :
      ( rr(X3,X4)
     => rf2(X3,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_8) ).

fof(f108,plain,
    ! [X0] :
      ( rr(X0,sK0(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f83,plain,
    ! [X0] :
      ( ( cUnsatisfiable(X0)
        | ! [X1] :
            ( ~ rr(X0,X1)
            | ~ cowlThing(X1) )
        | ! [X2] :
            ( ~ cp2(X2)
            | ~ rf2(X0,X2) )
        | ! [X3] :
            ( ~ cp1(X3)
            | ~ rf1(X0,X3) ) )
      & ( ( rr(X0,sK0(X0))
          & cowlThing(sK0(X0))
          & cp2(sK1(X0))
          & rf2(X0,sK1(X0))
          & cp1(sK2(X0))
          & rf1(X0,sK2(X0)) )
        | ~ cUnsatisfiable(X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f79,f82,f81,f80]) ).

fof(f80,plain,
    ! [X0] :
      ( ? [X4] :
          ( rr(X0,X4)
          & cowlThing(X4) )
     => ( rr(X0,sK0(X0))
        & cowlThing(sK0(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f81,plain,
    ! [X0] :
      ( ? [X5] :
          ( cp2(X5)
          & rf2(X0,X5) )
     => ( cp2(sK1(X0))
        & rf2(X0,sK1(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f82,plain,
    ! [X0] :
      ( ? [X6] :
          ( cp1(X6)
          & rf1(X0,X6) )
     => ( cp1(sK2(X0))
        & rf1(X0,sK2(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f79,plain,
    ! [X0] :
      ( ( cUnsatisfiable(X0)
        | ! [X1] :
            ( ~ rr(X0,X1)
            | ~ cowlThing(X1) )
        | ! [X2] :
            ( ~ cp2(X2)
            | ~ rf2(X0,X2) )
        | ! [X3] :
            ( ~ cp1(X3)
            | ~ rf1(X0,X3) ) )
      & ( ( ? [X4] :
              ( rr(X0,X4)
              & cowlThing(X4) )
          & ? [X5] :
              ( cp2(X5)
              & rf2(X0,X5) )
          & ? [X6] :
              ( cp1(X6)
              & rf1(X0,X6) ) )
        | ~ cUnsatisfiable(X0) ) ),
    inference(rectify,[],[f78]) ).

fof(f78,plain,
    ! [X0] :
      ( ( cUnsatisfiable(X0)
        | ! [X2] :
            ( ~ rr(X0,X2)
            | ~ cowlThing(X2) )
        | ! [X3] :
            ( ~ cp2(X3)
            | ~ rf2(X0,X3) )
        | ! [X1] :
            ( ~ cp1(X1)
            | ~ rf1(X0,X1) ) )
      & ( ( ? [X2] :
              ( rr(X0,X2)
              & cowlThing(X2) )
          & ? [X3] :
              ( cp2(X3)
              & rf2(X0,X3) )
          & ? [X1] :
              ( cp1(X1)
              & rf1(X0,X1) ) )
        | ~ cUnsatisfiable(X0) ) ),
    inference(flattening,[],[f77]) ).

fof(f77,plain,
    ! [X0] :
      ( ( cUnsatisfiable(X0)
        | ! [X2] :
            ( ~ rr(X0,X2)
            | ~ cowlThing(X2) )
        | ! [X3] :
            ( ~ cp2(X3)
            | ~ rf2(X0,X3) )
        | ! [X1] :
            ( ~ cp1(X1)
            | ~ rf1(X0,X1) ) )
      & ( ( ? [X2] :
              ( rr(X0,X2)
              & cowlThing(X2) )
          & ? [X3] :
              ( cp2(X3)
              & rf2(X0,X3) )
          & ? [X1] :
              ( cp1(X1)
              & rf1(X0,X1) ) )
        | ~ cUnsatisfiable(X0) ) ),
    inference(nnf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X0] :
      ( cUnsatisfiable(X0)
    <=> ( ? [X2] :
            ( rr(X0,X2)
            & cowlThing(X2) )
        & ? [X3] :
            ( cp2(X3)
            & rf2(X0,X3) )
        & ? [X1] :
            ( cp1(X1)
            & rf1(X0,X1) ) ) ),
    inference(rectify,[],[f16]) ).

fof(f16,axiom,
    ! [X3] :
      ( cUnsatisfiable(X3)
    <=> ( ? [X4] :
            ( rf1(X3,X4)
            & cp1(X4) )
        & ? [X4] :
            ( cowlThing(X4)
            & rr(X3,X4) )
        & ? [X4] :
            ( rf2(X3,X4)
            & cp2(X4) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_2) ).

fof(f141,plain,
    ! [X0,X1] :
      ( ~ rf2(X0,X1)
      | sK1(X0) = X1
      | ~ cUnsatisfiable(X0) ),
    inference(resolution,[],[f135,f105]) ).

fof(f105,plain,
    ! [X0] :
      ( rf2(X0,sK1(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f135,plain,
    ! [X2,X0,X1] :
      ( ~ rf2(X0,X2)
      | ~ rf2(X0,X1)
      | X1 = X2 ),
    inference(subsumption_resolution,[],[f120,f115]) ).

fof(f115,plain,
    ! [X0] : cowlThing(X0),
    inference(cnf_transformation,[],[f25]) ).

fof(f25,plain,
    ! [X0] :
      ( cowlThing(X0)
      & ~ cowlNothing(X0) ),
    inference(rectify,[],[f14]) ).

fof(f14,axiom,
    ! [X3] :
      ( ~ cowlNothing(X3)
      & cowlThing(X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_0) ).

fof(f120,plain,
    ! [X2,X0,X1] :
      ( ~ cowlThing(X0)
      | ~ rf2(X0,X1)
      | ~ rf2(X0,X2)
      | X1 = X2 ),
    inference(cnf_transformation,[],[f90]) ).

fof(f90,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( ~ rf2(X0,X2)
          | X1 = X2
          | ~ rf2(X0,X1) )
      | ~ cowlThing(X0) ),
    inference(rectify,[],[f48]) ).

fof(f48,plain,
    ! [X0] :
      ( ! [X2,X1] :
          ( ~ rf2(X0,X1)
          | X1 = X2
          | ~ rf2(X0,X2) )
      | ~ cowlThing(X0) ),
    inference(flattening,[],[f47]) ).

fof(f47,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( X1 = X2
          | ~ rf2(X0,X1)
          | ~ rf2(X0,X2) )
      | ~ cowlThing(X0) ),
    inference(ennf_transformation,[],[f33]) ).

fof(f33,plain,
    ! [X0] :
      ( cowlThing(X0)
     => ! [X1,X2] :
          ( ( rf2(X0,X1)
            & rf2(X0,X2) )
         => X1 = X2 ) ),
    inference(rectify,[],[f19]) ).

fof(f19,axiom,
    ! [X3] :
      ( cowlThing(X3)
     => ! [X5,X6] :
          ( ( rf2(X3,X6)
            & rf2(X3,X5) )
         => X5 = X6 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_5) ).

fof(f138,plain,
    ! [X0] :
      ( ~ cp1(sK1(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(resolution,[],[f106,f112]) ).

fof(f112,plain,
    ! [X0] :
      ( ~ cp2(X0)
      | ~ cp1(X0) ),
    inference(cnf_transformation,[],[f40]) ).

fof(f40,plain,
    ! [X0] :
      ( ~ cp1(X0)
      | ~ cp2(X0) ),
    inference(ennf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0] :
      ( cp1(X0)
     => ~ cp2(X0) ),
    inference(rectify,[],[f17]) ).

fof(f17,axiom,
    ! [X3] :
      ( cp1(X3)
     => ~ cp2(X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_3) ).

fof(f106,plain,
    ! [X0] :
      ( cp2(sK1(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f169,plain,
    ( cp1(sK0(i2003_11_14_17_19_17492))
    | ~ cUnsatisfiable(i2003_11_14_17_19_17492) ),
    inference(superposition,[],[f104,f167]) ).

fof(f167,plain,
    sK2(i2003_11_14_17_19_17492) = sK0(i2003_11_14_17_19_17492),
    inference(resolution,[],[f165,f96]) ).

fof(f165,plain,
    ! [X1] :
      ( ~ cUnsatisfiable(X1)
      | sK2(X1) = sK0(X1) ),
    inference(duplicate_literal_removal,[],[f163]) ).

fof(f163,plain,
    ! [X1] :
      ( sK2(X1) = sK0(X1)
      | ~ cUnsatisfiable(X1)
      | ~ cUnsatisfiable(X1) ),
    inference(resolution,[],[f160,f139]) ).

fof(f139,plain,
    ! [X0] :
      ( rf1(X0,sK0(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(resolution,[],[f108,f102]) ).

fof(f102,plain,
    ! [X0,X1] :
      ( ~ rr(X0,X1)
      | rf1(X0,X1) ),
    inference(cnf_transformation,[],[f76]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( rf1(X0,X1)
      | ~ rr(X0,X1) ),
    inference(rectify,[],[f67]) ).

fof(f67,plain,
    ! [X1,X0] :
      ( rf1(X1,X0)
      | ~ rr(X1,X0) ),
    inference(ennf_transformation,[],[f37]) ).

fof(f37,plain,
    ! [X0,X1] :
      ( rr(X1,X0)
     => rf1(X1,X0) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X4,X3] :
      ( rr(X3,X4)
     => rf1(X3,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_7) ).

fof(f160,plain,
    ! [X0,X1] :
      ( ~ rf1(X0,X1)
      | ~ cUnsatisfiable(X0)
      | sK2(X0) = X1 ),
    inference(subsumption_resolution,[],[f158,f115]) ).

fof(f158,plain,
    ! [X0,X1] :
      ( sK2(X0) = X1
      | ~ rf1(X0,X1)
      | ~ cUnsatisfiable(X0)
      | ~ cowlThing(X0) ),
    inference(resolution,[],[f121,f103]) ).

fof(f103,plain,
    ! [X0] :
      ( rf1(X0,sK2(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f83]) ).

fof(f121,plain,
    ! [X2,X0,X1] :
      ( ~ rf1(X0,X2)
      | ~ cowlThing(X0)
      | X1 = X2
      | ~ rf1(X0,X1) ),
    inference(cnf_transformation,[],[f91]) ).

fof(f91,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( ~ rf1(X0,X2)
          | ~ rf1(X0,X1)
          | X1 = X2 )
      | ~ cowlThing(X0) ),
    inference(rectify,[],[f46]) ).

fof(f46,plain,
    ! [X0] :
      ( ! [X2,X1] :
          ( ~ rf1(X0,X1)
          | ~ rf1(X0,X2)
          | X1 = X2 )
      | ~ cowlThing(X0) ),
    inference(flattening,[],[f45]) ).

fof(f45,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( X1 = X2
          | ~ rf1(X0,X2)
          | ~ rf1(X0,X1) )
      | ~ cowlThing(X0) ),
    inference(ennf_transformation,[],[f35]) ).

fof(f35,plain,
    ! [X0] :
      ( cowlThing(X0)
     => ! [X1,X2] :
          ( ( rf1(X0,X2)
            & rf1(X0,X1) )
         => X1 = X2 ) ),
    inference(rectify,[],[f18]) ).

fof(f18,axiom,
    ! [X3] :
      ( cowlThing(X3)
     => ! [X6,X5] :
          ( ( rf1(X3,X6)
            & rf1(X3,X5) )
         => X5 = X6 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom_4) ).

fof(f104,plain,
    ! [X0] :
      ( cp1(sK2(X0))
      | ~ cUnsatisfiable(X0) ),
    inference(cnf_transformation,[],[f83]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem    : KRS079+1 : TPTP v8.1.0. Released v3.1.0.
% 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
% 0.13/0.34  % Computer : n009.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 00:29:35 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.20/0.50  % (14065)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.51  % (14074)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)
% 0.20/0.51  % (14083)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)
% 0.20/0.51  % (14067)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.51  % (14064)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (14067)First to succeed.
% 0.20/0.52  % (14067)Refutation found. Thanks to Tanya!
% 0.20/0.52  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.52  % (14067)------------------------------
% 0.20/0.52  % (14067)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.52  % (14067)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.52  % (14067)Termination reason: Refutation
% 0.20/0.52  
% 0.20/0.52  % (14067)Memory used [KB]: 5500
% 0.20/0.52  % (14067)Time elapsed: 0.114 s
% 0.20/0.52  % (14067)Instructions burned: 2 (million)
% 0.20/0.52  % (14067)------------------------------
% 0.20/0.52  % (14067)------------------------------
% 0.20/0.52  % (14052)Success in time 0.17 s
%------------------------------------------------------------------------------