TSTP Solution File: SWC207+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% 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 : 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 : Wed Aug 31 18:42:24 EDT 2022

% Result   : Theorem 1.89s 0.61s
% Output   : Refutation 1.89s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   51 (  13 unt;   0 def)
%            Number of atoms       :  168 (  50 equ)
%            Maximal formula atoms :   17 (   3 avg)
%            Number of connectives :  189 (  72   ~;  63   |;  32   &)
%                                         (   8 <=>;  14  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   22 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   13 (  11 usr;   7 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   7 con; 0-2 aty)
%            Number of variables   :   40 (  28   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f755,plain,
    $false,
    inference(avatar_sat_refutation,[],[f497,f498,f522,f655,f722,f752,f754]) ).

fof(f754,plain,
    spl53_24,
    inference(avatar_contradiction_clause,[],[f753]) ).

fof(f753,plain,
    ( $false
    | spl53_24 ),
    inference(resolution,[],[f751,f427]) ).

fof(f427,plain,
    ssList(sK45),
    inference(definition_unfolding,[],[f402,f397]) ).

fof(f397,plain,
    sK43 = sK45,
    inference(cnf_transformation,[],[f115]) ).

fof(f115,plain,
    ? [X0] :
      ( ssList(X0)
      & ? [X1] :
          ( ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( neq(X1,nil)
                  & ssList(X3)
                  & X0 = X2
                  & ( ( nil = X3
                      & nil = X2 )
                    | ? [X4] :
                        ( memberP(X3,X4)
                        & ssItem(X4)
                        & ! [X5] :
                            ( X4 = X5
                            | ~ ssItem(X5)
                            | ~ leq(X4,X5)
                            | ~ memberP(X3,X5) )
                        & cons(X4,nil) = X2 ) )
                  & ~ neq(X0,nil)
                  & X1 = X3 ) )
          & ssList(X1) ) ),
    inference(flattening,[],[f114]) ).

fof(f114,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( neq(X1,nil)
                  & ( ( nil = X3
                      & nil = X2 )
                    | ? [X4] :
                        ( ! [X5] :
                            ( X4 = X5
                            | ~ ssItem(X5)
                            | ~ leq(X4,X5)
                            | ~ memberP(X3,X5) )
                        & cons(X4,nil) = X2
                        & memberP(X3,X4)
                        & ssItem(X4) ) )
                  & X1 = X3
                  & ~ neq(X0,nil)
                  & X0 = X2
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ~ neq(X1,nil)
                      | ( ( nil != X2
                          | nil != X3 )
                        & ! [X4] :
                            ( ssItem(X4)
                           => ( ? [X5] :
                                  ( X4 != X5
                                  & memberP(X3,X5)
                                  & ssItem(X5)
                                  & leq(X4,X5) )
                              | cons(X4,nil) != X2
                              | ~ memberP(X3,X4) ) ) )
                      | X1 != X3
                      | neq(X0,nil)
                      | X0 != X2 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ~ neq(X1,nil)
                    | ( ( nil != X2
                        | nil != X3 )
                      & ! [X4] :
                          ( ssItem(X4)
                         => ( ? [X5] :
                                ( X4 != X5
                                & memberP(X3,X5)
                                & ssItem(X5)
                                & leq(X4,X5) )
                            | cons(X4,nil) != X2
                            | ~ memberP(X3,X4) ) ) )
                    | X1 != X3
                    | neq(X0,nil)
                    | X0 != X2 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

fof(f402,plain,
    ssList(sK43),
    inference(cnf_transformation,[],[f115]) ).

fof(f751,plain,
    ( ~ ssList(sK45)
    | spl53_24 ),
    inference(avatar_component_clause,[],[f749]) ).

fof(f749,plain,
    ( spl53_24
  <=> ssList(sK45) ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_24])]) ).

fof(f752,plain,
    ( ~ spl53_24
    | spl53_8
    | ~ spl53_2 ),
    inference(avatar_split_clause,[],[f743,f476,f504,f749]) ).

fof(f504,plain,
    ( spl53_8
  <=> nil = sK45 ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_8])]) ).

fof(f476,plain,
    ( spl53_2
  <=> ssList(nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_2])]) ).

fof(f743,plain,
    ( ~ ssList(nil)
    | nil = sK45
    | ~ ssList(sK45) ),
    inference(resolution,[],[f236,f429]) ).

fof(f429,plain,
    ~ neq(sK45,nil),
    inference(definition_unfolding,[],[f396,f397]) ).

fof(f396,plain,
    ~ neq(sK43,nil),
    inference(cnf_transformation,[],[f115]) ).

fof(f236,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssList(X0)
      | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f169]) ).

fof(f169,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ ssList(X1)
          | ( neq(X0,X1)
          <=> X0 != X1 ) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( neq(X0,X1)
          <=> X0 != X1 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax15) ).

fof(f722,plain,
    ( ~ spl53_2
    | ~ spl53_5 ),
    inference(avatar_split_clause,[],[f721,f490,f476]) ).

fof(f490,plain,
    ( spl53_5
  <=> nil = sK44 ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_5])]) ).

fof(f721,plain,
    ( ~ ssList(nil)
    | ~ spl53_5 ),
    inference(resolution,[],[f703,f465]) ).

fof(f465,plain,
    ! [X1] :
      ( ~ neq(X1,X1)
      | ~ ssList(X1) ),
    inference(duplicate_literal_removal,[],[f440]) ).

fof(f440,plain,
    ! [X1] :
      ( ~ neq(X1,X1)
      | ~ ssList(X1)
      | ~ ssList(X1) ),
    inference(equality_resolution,[],[f237]) ).

fof(f237,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | X0 != X1
      | ~ neq(X0,X1)
      | ~ ssList(X1) ),
    inference(cnf_transformation,[],[f169]) ).

fof(f703,plain,
    ( neq(nil,nil)
    | ~ spl53_5 ),
    inference(superposition,[],[f399,f492]) ).

fof(f492,plain,
    ( nil = sK44
    | ~ spl53_5 ),
    inference(avatar_component_clause,[],[f490]) ).

fof(f399,plain,
    neq(sK44,nil),
    inference(cnf_transformation,[],[f115]) ).

fof(f655,plain,
    ( ~ spl53_8
    | ~ spl53_2
    | ~ spl53_6
    | ~ spl53_11 ),
    inference(avatar_split_clause,[],[f654,f519,f494,f476,f504]) ).

fof(f494,plain,
    ( spl53_6
  <=> ssItem(sK47) ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_6])]) ).

fof(f519,plain,
    ( spl53_11
  <=> sF52 = sK45 ),
    introduced(avatar_definition,[new_symbols(naming,[spl53_11])]) ).

fof(f654,plain,
    ( ~ ssItem(sK47)
    | ~ ssList(nil)
    | nil != sK45
    | ~ spl53_11 ),
    inference(forward_demodulation,[],[f653,f521]) ).

fof(f521,plain,
    ( sF52 = sK45
    | ~ spl53_11 ),
    inference(avatar_component_clause,[],[f519]) ).

fof(f653,plain,
    ( ~ ssItem(sK47)
    | ~ ssList(nil)
    | nil != sF52 ),
    inference(superposition,[],[f279,f461]) ).

fof(f461,plain,
    sF52 = cons(sK47,nil),
    introduced(function_definition,[]) ).

fof(f279,plain,
    ! [X0,X1] :
      ( cons(X1,X0) != X0
      | ~ ssList(X0)
      | ~ ssItem(X1) ),
    inference(cnf_transformation,[],[f128]) ).

fof(f128,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ! [X1] :
          ( cons(X1,X0) != X0
          | ~ ssItem(X1) ) ),
    inference(ennf_transformation,[],[f18]) ).

fof(f18,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) != X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax18) ).

fof(f522,plain,
    ( spl53_11
    | spl53_5 ),
    inference(avatar_split_clause,[],[f463,f490,f519]) ).

fof(f463,plain,
    ( nil = sK44
    | sF52 = sK45 ),
    inference(definition_folding,[],[f433,f461]) ).

fof(f433,plain,
    ( sK45 = cons(sK47,nil)
    | nil = sK44 ),
    inference(definition_unfolding,[],[f389,f395]) ).

fof(f395,plain,
    sK46 = sK44,
    inference(cnf_transformation,[],[f115]) ).

fof(f389,plain,
    ( sK45 = cons(sK47,nil)
    | nil = sK46 ),
    inference(cnf_transformation,[],[f115]) ).

fof(f498,plain,
    spl53_2,
    inference(avatar_split_clause,[],[f357,f476]) ).

fof(f357,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax17) ).

fof(f497,plain,
    ( spl53_5
    | spl53_6 ),
    inference(avatar_split_clause,[],[f432,f494,f490]) ).

fof(f432,plain,
    ( ssItem(sK47)
    | nil = sK44 ),
    inference(definition_unfolding,[],[f390,f395]) ).

fof(f390,plain,
    ( ssItem(sK47)
    | nil = sK46 ),
    inference(cnf_transformation,[],[f115]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.34  % Computer : n006.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit   : 300
% 0.12/0.34  % WCLimit    : 300
% 0.12/0.34  % DateTime   : Tue Aug 30 18:33:09 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.21/0.53  % (12324)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.21/0.56  % (12344)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.21/0.56  % (12336)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.21/0.56  % (12321)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 1.54/0.57  % (12350)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 1.54/0.57  % (12328)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 1.54/0.58  % (12333)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 1.54/0.58  % (12331)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 1.54/0.58  % (12339)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.54/0.59  % (12323)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 1.54/0.59  % (12342)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 1.54/0.59  % (12328)Instruction limit reached!
% 1.54/0.59  % (12328)------------------------------
% 1.54/0.59  % (12328)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.54/0.59  % (12328)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.54/0.59  % (12328)Termination reason: Unknown
% 1.54/0.59  % (12328)Termination phase: Property scanning
% 1.54/0.59  
% 1.54/0.59  % (12328)Memory used [KB]: 1279
% 1.54/0.59  % (12328)Time elapsed: 0.010 s
% 1.54/0.59  % (12328)Instructions burned: 7 (million)
% 1.54/0.59  % (12328)------------------------------
% 1.54/0.59  % (12328)------------------------------
% 1.89/0.60  % (12327)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)
% 1.89/0.60  % (12325)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.89/0.60  % (12326)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)
% 1.89/0.61  % (12324)First to succeed.
% 1.89/0.61  % (12324)Refutation found. Thanks to Tanya!
% 1.89/0.61  % SZS status Theorem for theBenchmark
% 1.89/0.61  % SZS output start Proof for theBenchmark
% See solution above
% 1.89/0.61  % (12324)------------------------------
% 1.89/0.61  % (12324)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.89/0.61  % (12324)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.89/0.61  % (12324)Termination reason: Refutation
% 1.89/0.61  
% 1.89/0.61  % (12324)Memory used [KB]: 6012
% 1.89/0.61  % (12324)Time elapsed: 0.190 s
% 1.89/0.61  % (12324)Instructions burned: 21 (million)
% 1.89/0.61  % (12324)------------------------------
% 1.89/0.61  % (12324)------------------------------
% 1.89/0.61  % (12320)Success in time 0.258 s
%------------------------------------------------------------------------------