TSTP Solution File: SWC047-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC047-1 : 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 : n010.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 18:41:23 EDT 2022

% Result   : Unsatisfiable 2.02s 0.77s
% Output   : Refutation 2.02s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   23 (  10 unt;   0 def)
%            Number of atoms       :   53 (  14 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :   64 (  34   ~;  30   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :    8 (   8   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f247,plain,
    $false,
    inference(subsumption_resolution,[],[f245,f244]) ).

fof(f244,plain,
    ~ rearsegP(sk4,sk4),
    inference(subsumption_resolution,[],[f242,f199]) ).

fof(f199,plain,
    ssList(sk4),
    inference(definition_unfolding,[],[f187,f190]) ).

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

fof(f187,axiom,
    ssList(sk2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_2) ).

fof(f242,plain,
    ( ~ rearsegP(sk4,sk4)
    | ~ ssList(sk4) ),
    inference(resolution,[],[f237,f238]) ).

fof(f238,plain,
    neq(sk4,nil),
    inference(subsumption_resolution,[],[f198,f203]) ).

fof(f203,plain,
    ( neq(sk4,nil)
    | nil != sk4 ),
    inference(definition_unfolding,[],[f195,f197,f190]) ).

fof(f197,plain,
    sk1 = sk4,
    inference(definition_unfolding,[],[f191,f192]) ).

fof(f192,axiom,
    sk3 = sk4,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_7) ).

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

fof(f195,axiom,
    ( nil != sk1
    | neq(sk2,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_10) ).

fof(f198,plain,
    ( neq(sk4,nil)
    | nil = sk4 ),
    inference(definition_unfolding,[],[f193,f190,f190]) ).

fof(f193,axiom,
    ( neq(sk2,nil)
    | nil = sk2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_8) ).

fof(f237,plain,
    ! [X6] :
      ( ~ neq(X6,nil)
      | ~ rearsegP(sk4,X6)
      | ~ ssList(X6) ),
    inference(subsumption_resolution,[],[f231,f234]) ).

fof(f234,plain,
    ! [X6] :
      ( nil != sk4
      | ~ neq(X6,nil)
      | ~ ssList(X6)
      | ~ rearsegP(sk4,X6) ),
    inference(duplicate_literal_removal,[],[f200]) ).

fof(f200,plain,
    ! [X6] :
      ( ~ ssList(X6)
      | ~ rearsegP(sk4,X6)
      | ~ rearsegP(sk4,X6)
      | nil != sk4
      | ~ neq(X6,nil) ),
    inference(definition_unfolding,[],[f196,f190,f197,f197]) ).

fof(f196,axiom,
    ! [X6] :
      ( ~ neq(X6,nil)
      | ~ ssList(X6)
      | ~ rearsegP(sk2,X6)
      | ~ rearsegP(sk1,X6)
      | nil != sk1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_11) ).

fof(f231,plain,
    ! [X6] :
      ( nil = sk4
      | ~ rearsegP(sk4,X6)
      | ~ ssList(X6)
      | ~ neq(X6,nil) ),
    inference(duplicate_literal_removal,[],[f204]) ).

fof(f204,plain,
    ! [X6] :
      ( ~ rearsegP(sk4,X6)
      | ~ neq(X6,nil)
      | ~ ssList(X6)
      | ~ rearsegP(sk4,X6)
      | nil = sk4 ),
    inference(definition_unfolding,[],[f194,f190,f197,f190]) ).

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

fof(f245,plain,
    rearsegP(sk4,sk4),
    inference(resolution,[],[f59,f199]) ).

fof(f59,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | rearsegP(X0,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause59) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SWC047-1 : TPTP v8.1.0. Released v2.4.0.
% 0.14/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.34  % Computer : n010.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 17:52:14 EDT 2022
% 0.14/0.34  % CPUTime    : 
% 0.20/0.35  ipcrm: permission denied for id (653459457)
% 0.20/0.36  ipcrm: permission denied for id (653525002)
% 0.20/0.37  ipcrm: permission denied for id (653557776)
% 0.20/0.37  ipcrm: permission denied for id (653656083)
% 0.20/0.40  ipcrm: permission denied for id (653721637)
% 0.20/0.42  ipcrm: permission denied for id (653885493)
% 0.20/0.42  ipcrm: permission denied for id (653918263)
% 0.20/0.42  ipcrm: permission denied for id (653983803)
% 0.20/0.44  ipcrm: permission denied for id (654049350)
% 0.20/0.44  ipcrm: permission denied for id (654082122)
% 0.20/0.45  ipcrm: permission denied for id (654147662)
% 0.20/0.45  ipcrm: permission denied for id (654180433)
% 0.20/0.46  ipcrm: permission denied for id (654311511)
% 0.20/0.47  ipcrm: permission denied for id (654409823)
% 0.20/0.47  ipcrm: permission denied for id (654442599)
% 0.20/0.50  ipcrm: permission denied for id (654540920)
% 0.20/0.50  ipcrm: permission denied for id (654573690)
% 1.54/0.72  % (31397)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)
% 1.54/0.73  % (31401)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)
% 1.54/0.73  % (31409)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)
% 1.54/0.74  % (31418)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 (2998ds/467Mi)
% 1.54/0.74  % (31410)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 (2998ds/75Mi)
% 1.54/0.75  % (31402)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/7Mi)
% 2.00/0.75  % (31397)First to succeed.
% 2.00/0.75  % (31421)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)
% 2.00/0.75  % (31400)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 (2998ds/48Mi)
% 2.02/0.75  % (31417)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)
% 2.02/0.76  % (31413)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/100Mi)
% 2.02/0.76  % (31402)Instruction limit reached!
% 2.02/0.76  % (31402)------------------------------
% 2.02/0.76  % (31402)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 2.02/0.76  % (31424)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 (2998ds/355Mi)
% 2.02/0.76  % (31402)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 2.02/0.76  % (31402)Termination reason: Unknown
% 2.02/0.76  % (31402)Termination phase: Saturation
% 2.02/0.76  
% 2.02/0.76  % (31402)Memory used [KB]: 5628
% 2.02/0.76  % (31402)Time elapsed: 0.107 s
% 2.02/0.76  % (31402)Instructions burned: 7 (million)
% 2.02/0.76  % (31402)------------------------------
% 2.02/0.76  % (31402)------------------------------
% 2.02/0.76  % (31405)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/50Mi)
% 2.02/0.76  TRYING [1]
% 2.02/0.76  % (31416)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/138Mi)
% 2.02/0.76  TRYING [2]
% 2.02/0.77  % (31408)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/99Mi)
% 2.02/0.77  % (31418)Also succeeded, but the first one will report.
% 2.02/0.77  % (31397)Refutation found. Thanks to Tanya!
% 2.02/0.77  % SZS status Unsatisfiable for theBenchmark
% 2.02/0.77  % SZS output start Proof for theBenchmark
% See solution above
% 2.02/0.77  % (31397)------------------------------
% 2.02/0.77  % (31397)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 2.02/0.77  % (31397)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 2.02/0.77  % (31397)Termination reason: Refutation
% 2.02/0.77  
% 2.02/0.77  % (31397)Memory used [KB]: 1151
% 2.02/0.77  % (31397)Time elapsed: 0.178 s
% 2.02/0.77  % (31397)Instructions burned: 10 (million)
% 2.02/0.77  % (31397)------------------------------
% 2.02/0.77  % (31397)------------------------------
% 2.02/0.77  % (31253)Success in time 0.423 s
%------------------------------------------------------------------------------