TSTP Solution File: SWC011-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC011-1 : 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 : n029.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 18:41:11 EDT 2022

% Result   : Unsatisfiable 0.37s 0.68s
% Output   : Refutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   14
% Syntax   : Number of formulae    :   34 (   9 unt;   0 def)
%            Number of atoms       :   84 (  26 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   99 (  49   ~;  50   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :   19 (  19   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f274,plain,
    $false,
    inference(subsumption_resolution,[],[f273,f254]) ).

fof(f254,plain,
    ssItem(sk5),
    inference(subsumption_resolution,[],[f201,f206]) ).

fof(f206,plain,
    ( neq(sk4,nil)
    | ssItem(sk5) ),
    inference(definition_unfolding,[],[f195,f190]) ).

fof(f190,axiom,
    sk2 = sk4,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_5) ).

fof(f195,axiom,
    ( ssItem(sk5)
    | neq(sk2,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_10) ).

fof(f201,axiom,
    ( ssItem(sk5)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_16) ).

fof(f273,plain,
    ~ ssItem(sk5),
    inference(trivial_inequality_removal,[],[f272]) ).

fof(f272,plain,
    ( ~ ssItem(sk5)
    | sk4 != sk4 ),
    inference(superposition,[],[f265,f252]) ).

fof(f252,plain,
    sk4 = app(app(sk6,cons(sk5,nil)),sk7),
    inference(subsumption_resolution,[],[f204,f210]) ).

fof(f210,plain,
    ( neq(sk4,nil)
    | sk4 = app(app(sk6,cons(sk5,nil)),sk7) ),
    inference(definition_unfolding,[],[f198,f190]) ).

fof(f198,axiom,
    ( neq(sk2,nil)
    | sk4 = app(app(sk6,cons(sk5,nil)),sk7) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_13) ).

fof(f204,axiom,
    ( sk4 = app(app(sk6,cons(sk5,nil)),sk7)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_19) ).

fof(f265,plain,
    ! [X0] :
      ( sk4 != app(app(sk6,cons(X0,nil)),sk7)
      | ~ ssItem(X0) ),
    inference(subsumption_resolution,[],[f264,f249]) ).

fof(f249,plain,
    ssList(sk7),
    inference(subsumption_resolution,[],[f208,f203]) ).

fof(f203,axiom,
    ( ~ neq(sk4,nil)
    | ssList(sk7) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_18) ).

fof(f208,plain,
    ( ssList(sk7)
    | neq(sk4,nil) ),
    inference(definition_unfolding,[],[f197,f190]) ).

fof(f197,axiom,
    ( neq(sk2,nil)
    | ssList(sk7) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_12) ).

fof(f264,plain,
    ! [X0] :
      ( ~ ssList(sk7)
      | sk4 != app(app(sk6,cons(X0,nil)),sk7)
      | ~ ssItem(X0) ),
    inference(subsumption_resolution,[],[f263,f250]) ).

fof(f250,plain,
    ssList(sk6),
    inference(subsumption_resolution,[],[f202,f212]) ).

fof(f212,plain,
    ( neq(sk4,nil)
    | ssList(sk6) ),
    inference(definition_unfolding,[],[f196,f190]) ).

fof(f196,axiom,
    ( ssList(sk6)
    | neq(sk2,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_11) ).

fof(f202,axiom,
    ( ssList(sk6)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_17) ).

fof(f263,plain,
    ! [X0] :
      ( ~ ssList(sk6)
      | ~ ssItem(X0)
      | ~ ssList(sk7)
      | sk4 != app(app(sk6,cons(X0,nil)),sk7) ),
    inference(trivial_inequality_removal,[],[f261]) ).

fof(f261,plain,
    ! [X0] :
      ( sk4 != app(app(sk6,cons(X0,nil)),sk7)
      | sk3 != sk3
      | ~ ssItem(X0)
      | ~ ssList(sk7)
      | ~ ssList(sk6) ),
    inference(superposition,[],[f253,f255]) ).

fof(f255,plain,
    sk3 = app(sk6,sk7),
    inference(subsumption_resolution,[],[f205,f216]) ).

fof(f216,plain,
    ( neq(sk4,nil)
    | sk3 = app(sk6,sk7) ),
    inference(definition_unfolding,[],[f199,f190]) ).

fof(f199,axiom,
    ( neq(sk2,nil)
    | sk3 = app(sk6,sk7) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_14) ).

fof(f205,axiom,
    ( sk3 = app(sk6,sk7)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_20) ).

fof(f253,plain,
    ! [X8,X6,X7] :
      ( sk3 != app(X7,X8)
      | ~ ssItem(X6)
      | sk4 != app(app(X7,cons(X6,nil)),X8)
      | ~ ssList(X8)
      | ~ ssList(X7) ),
    inference(subsumption_resolution,[],[f215,f213]) ).

fof(f213,plain,
    ! [X8,X6,X7] :
      ( ~ neq(sk4,nil)
      | sk3 != app(X7,X8)
      | sk4 != app(app(X7,cons(X6,nil)),X8)
      | ~ ssItem(X6)
      | ~ ssList(X7)
      | ~ ssList(X8) ),
    inference(definition_unfolding,[],[f200,f190,f191]) ).

fof(f191,axiom,
    sk1 = sk3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_6) ).

fof(f200,axiom,
    ! [X8,X6,X7] :
      ( ~ ssItem(X6)
      | sk2 != app(app(X7,cons(X6,nil)),X8)
      | ~ ssList(X8)
      | ~ ssList(X7)
      | sk1 != app(X7,X8)
      | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_15) ).

fof(f215,plain,
    ! [X8,X6,X7] :
      ( sk4 != app(app(X7,cons(X6,nil)),X8)
      | ~ ssList(X8)
      | ~ ssList(X7)
      | neq(sk4,nil)
      | ~ ssItem(X6)
      | sk3 != app(X7,X8) ),
    inference(definition_unfolding,[],[f194,f190,f190,f191]) ).

fof(f194,axiom,
    ! [X8,X6,X7] :
      ( ~ ssList(X7)
      | sk2 != app(app(X7,cons(X6,nil)),X8)
      | neq(sk2,nil)
      | ~ ssItem(X6)
      | sk1 != app(X7,X8)
      | ~ ssList(X8) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_9) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SWC011-1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.35  % Computer : n029.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit   : 300
% 0.13/0.35  % WCLimit    : 300
% 0.13/0.35  % DateTime   : Tue Aug 30 18:05:42 EDT 2022
% 0.13/0.35  % CPUTime    : 
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% 0.37/0.67  % (8816)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/482Mi)
% 0.37/0.68  % (8814)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 (2998ds/498Mi)
% 0.37/0.68  % (8794)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 (2998ds/37Mi)
% 0.37/0.68  % (8806)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 (2998ds/68Mi)
% 0.37/0.68  % (8794)First to succeed.
% 0.37/0.68  % (8798)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/51Mi)
% 0.37/0.68  % (8794)Refutation found. Thanks to Tanya!
% 0.37/0.68  % SZS status Unsatisfiable for theBenchmark
% 0.37/0.68  % SZS output start Proof for theBenchmark
% See solution above
% 0.37/0.68  % (8794)------------------------------
% 0.37/0.68  % (8794)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.37/0.68  % (8794)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.37/0.68  % (8794)Termination reason: Refutation
% 0.37/0.68  
% 0.37/0.68  % (8794)Memory used [KB]: 1151
% 0.37/0.68  % (8794)Time elapsed: 0.113 s
% 0.37/0.68  % (8794)Instructions burned: 10 (million)
% 0.37/0.68  % (8794)------------------------------
% 0.37/0.68  % (8794)------------------------------
% 0.37/0.68  % (8568)Success in time 0.328 s
%------------------------------------------------------------------------------