TSTP Solution File: SWC381-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC381-1 : 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 : 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 18:43:29 EDT 2022

% Result   : Unsatisfiable 0.15s 0.51s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   17 (   8 unt;   0 def)
%            Number of atoms       :   31 (   9 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   31 (  17   ~;  14   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :    3 (   3   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f248,plain,
    $false,
    inference(subsumption_resolution,[],[f247,f244]) ).

fof(f244,plain,
    sk3 = cons(sk5,nil),
    inference(subsumption_resolution,[],[f200,f241]) ).

fof(f241,plain,
    neq(sk4,nil),
    inference(duplicate_literal_removal,[],[f206]) ).

fof(f206,plain,
    ( neq(sk4,nil)
    | neq(sk4,nil) ),
    inference(definition_unfolding,[],[f192,f190,f190]) ).

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

fof(f192,axiom,
    ( neq(sk2,nil)
    | neq(sk2,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_7) ).

fof(f200,axiom,
    ( sk3 = cons(sk5,nil)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_15) ).

fof(f247,plain,
    sk3 != cons(sk5,nil),
    inference(subsumption_resolution,[],[f246,f242]) ).

fof(f242,plain,
    ssItem(sk5),
    inference(subsumption_resolution,[],[f199,f241]) ).

fof(f199,axiom,
    ( ~ neq(sk4,nil)
    | ssItem(sk5) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_14) ).

fof(f246,plain,
    ( ~ ssItem(sk5)
    | sk3 != cons(sk5,nil) ),
    inference(resolution,[],[f245,f243]) ).

fof(f243,plain,
    memberP(sk4,sk5),
    inference(subsumption_resolution,[],[f201,f241]) ).

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

fof(f245,plain,
    ! [X6] :
      ( ~ memberP(sk4,X6)
      | sk3 != cons(X6,nil)
      | ~ ssItem(X6) ),
    inference(subsumption_resolution,[],[f205,f241]) ).

fof(f205,plain,
    ! [X6] :
      ( ~ memberP(sk4,X6)
      | ~ ssItem(X6)
      | ~ neq(sk4,nil)
      | sk3 != cons(X6,nil) ),
    inference(definition_unfolding,[],[f198,f191,f190]) ).

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

fof(f198,axiom,
    ! [X6] :
      ( ~ neq(sk4,nil)
      | sk1 != cons(X6,nil)
      | ~ ssItem(X6)
      | ~ memberP(sk2,X6) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_13) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11  % Problem    : SWC381-1 : TPTP v8.1.0. Released v2.4.0.
% 0.02/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.10/0.32  % Computer : n028.cluster.edu
% 0.10/0.32  % Model    : x86_64 x86_64
% 0.10/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.32  % Memory   : 8042.1875MB
% 0.10/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.32  % CPULimit   : 300
% 0.10/0.32  % WCLimit    : 300
% 0.10/0.32  % DateTime   : Tue Aug 30 19:00:49 EDT 2022
% 0.10/0.32  % CPUTime    : 
% 0.15/0.48  % (2088)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)
% 0.15/0.48  % (2107)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.15/0.48  % (2089)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.15/0.49  % (2096)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)
% 0.15/0.49  % (2098)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.15/0.49  % (2097)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)
% 0.15/0.49  % (2090)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.15/0.49  % (2090)Instruction limit reached!
% 0.15/0.49  % (2090)------------------------------
% 0.15/0.49  % (2090)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.49  % (2090)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.49  % (2090)Termination reason: Unknown
% 0.15/0.49  % (2090)Termination phase: Property scanning
% 0.15/0.49  
% 0.15/0.49  % (2090)Memory used [KB]: 1151
% 0.15/0.49  % (2090)Time elapsed: 0.004 s
% 0.15/0.49  % (2090)Instructions burned: 2 (million)
% 0.15/0.49  % (2090)------------------------------
% 0.15/0.49  % (2090)------------------------------
% 0.15/0.49  % (2089)Instruction limit reached!
% 0.15/0.49  % (2089)------------------------------
% 0.15/0.49  % (2089)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.49  % (2105)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)
% 0.15/0.49  % (2089)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.49  % (2089)Termination reason: Unknown
% 0.15/0.49  % (2089)Termination phase: Saturation
% 0.15/0.49  
% 0.15/0.49  % (2089)Memory used [KB]: 5628
% 0.15/0.49  % (2089)Time elapsed: 0.109 s
% 0.15/0.49  % (2089)Instructions burned: 7 (million)
% 0.15/0.49  % (2089)------------------------------
% 0.15/0.49  % (2089)------------------------------
% 0.15/0.49  % (2104)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)
% 0.15/0.50  % (2104)First to succeed.
% 0.15/0.51  TRYING [1]
% 0.15/0.51  % (2104)Refutation found. Thanks to Tanya!
% 0.15/0.51  % SZS status Unsatisfiable for theBenchmark
% 0.15/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.51  % (2104)------------------------------
% 0.15/0.51  % (2104)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.15/0.51  % (2104)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.15/0.51  % (2104)Termination reason: Refutation
% 0.15/0.51  
% 0.15/0.51  % (2104)Memory used [KB]: 1151
% 0.15/0.51  % (2104)Time elapsed: 0.122 s
% 0.15/0.51  % (2104)Instructions burned: 6 (million)
% 0.15/0.51  % (2104)------------------------------
% 0.15/0.51  % (2104)------------------------------
% 0.15/0.51  % (2081)Success in time 0.183 s
%------------------------------------------------------------------------------