TSTP Solution File: SWC380-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SWC380-1 : TPTP v8.2.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n021.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 : Tue May 21 05:14:04 EDT 2024

% Result   : Unsatisfiable 0.15s 0.42s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   37 (  11 unt;   0 def)
%            Number of atoms       :   81 (  20 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :   95 (  51   ~;  44   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   7 con; 0-2 aty)
%            Number of variables   :   13 (  13   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1066,plain,
    $false,
    inference(resolution,[],[f1064,f246]) ).

fof(f246,plain,
    ssList(sk6),
    inference(resolution,[],[f238,f234]) ).

fof(f234,plain,
    neq(sk2,nil),
    inference(duplicate_literal_removal,[],[f192]) ).

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

fof(f238,plain,
    ( ~ neq(sk2,nil)
    | ssList(sk6) ),
    inference(forward_demodulation,[],[f201,f190]) ).

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

fof(f201,axiom,
    ( ssList(sk6)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_16) ).

fof(f1064,plain,
    ~ ssList(sk6),
    inference(resolution,[],[f1061,f245]) ).

fof(f245,plain,
    ssItem(sk5),
    inference(resolution,[],[f237,f234]) ).

fof(f237,plain,
    ( ~ neq(sk2,nil)
    | ssItem(sk5) ),
    inference(forward_demodulation,[],[f200,f190]) ).

fof(f200,axiom,
    ( ssItem(sk5)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_15) ).

fof(f1061,plain,
    ( ~ ssItem(sk5)
    | ~ ssList(sk6) ),
    inference(resolution,[],[f1060,f234]) ).

fof(f1060,plain,
    ( ~ neq(sk2,nil)
    | ~ ssItem(sk5)
    | ~ ssList(sk6) ),
    inference(duplicate_literal_removal,[],[f1059]) ).

fof(f1059,plain,
    ( ~ ssList(sk6)
    | ~ ssItem(sk5)
    | ~ ssItem(sk5)
    | ~ neq(sk2,nil) ),
    inference(resolution,[],[f1029,f320]) ).

fof(f320,plain,
    ( ~ memberP(sk2,sk5)
    | ~ ssItem(sk5)
    | ~ neq(sk2,nil) ),
    inference(trivial_inequality_removal,[],[f319]) ).

fof(f319,plain,
    ( sk1 != sk1
    | ~ ssItem(sk5)
    | ~ memberP(sk2,sk5)
    | ~ neq(sk2,nil) ),
    inference(superposition,[],[f244,f247]) ).

fof(f247,plain,
    sk1 = cons(sk5,nil),
    inference(resolution,[],[f241,f234]) ).

fof(f241,plain,
    ( ~ neq(sk2,nil)
    | sk1 = cons(sk5,nil) ),
    inference(forward_demodulation,[],[f240,f191]) ).

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

fof(f240,plain,
    ( ~ neq(sk2,nil)
    | sk3 = cons(sk5,nil) ),
    inference(forward_demodulation,[],[f202,f190]) ).

fof(f202,axiom,
    ( ~ neq(sk4,nil)
    | sk3 = cons(sk5,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_17) ).

fof(f244,plain,
    ! [X6] :
      ( sk1 != cons(X6,nil)
      | ~ ssItem(X6)
      | ~ memberP(sk2,X6)
      | ~ neq(sk2,nil) ),
    inference(forward_demodulation,[],[f199,f190]) ).

fof(f199,axiom,
    ! [X6] :
      ( ~ ssItem(X6)
      | ~ neq(sk4,nil)
      | ~ memberP(sk2,X6)
      | sk1 != cons(X6,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).

fof(f1029,plain,
    ( memberP(sk2,sk5)
    | ~ ssList(sk6)
    | ~ ssItem(sk5) ),
    inference(superposition,[],[f230,f1017]) ).

fof(f1017,plain,
    sk2 = cons(sk5,sk6),
    inference(forward_demodulation,[],[f1015,f249]) ).

fof(f249,plain,
    sk2 = app(sk1,sk6),
    inference(resolution,[],[f248,f234]) ).

fof(f248,plain,
    ( ~ neq(sk2,nil)
    | sk2 = app(sk1,sk6) ),
    inference(backward_demodulation,[],[f243,f247]) ).

fof(f243,plain,
    ( sk2 = app(cons(sk5,nil),sk6)
    | ~ neq(sk2,nil) ),
    inference(forward_demodulation,[],[f242,f190]) ).

fof(f242,plain,
    ( ~ neq(sk2,nil)
    | sk4 = app(cons(sk5,nil),sk6) ),
    inference(forward_demodulation,[],[f203,f190]) ).

fof(f203,axiom,
    ( ~ neq(sk4,nil)
    | sk4 = app(cons(sk5,nil),sk6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_18) ).

fof(f1015,plain,
    app(sk1,sk6) = cons(sk5,sk6),
    inference(resolution,[],[f981,f246]) ).

fof(f981,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | cons(sk5,X0) = app(sk1,X0) ),
    inference(forward_demodulation,[],[f980,f247]) ).

fof(f980,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | cons(sk5,X0) = app(cons(sk5,nil),X0) ),
    inference(resolution,[],[f120,f245]) ).

fof(f120,axiom,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | cons(X0,X1) = app(cons(X0,nil),X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause120) ).

fof(f230,plain,
    ! [X2,X1] :
      ( memberP(cons(X1,X2),X1)
      | ~ ssList(X2)
      | ~ ssItem(X1) ),
    inference(duplicate_literal_removal,[],[f213]) ).

fof(f213,plain,
    ! [X2,X1] :
      ( ~ ssItem(X1)
      | ~ ssItem(X1)
      | ~ ssList(X2)
      | memberP(cons(X1,X2),X1) ),
    inference(equality_resolution,[],[f138]) ).

fof(f138,axiom,
    ! [X2,X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssItem(X1)
      | ~ ssList(X2)
      | X0 != X1
      | memberP(cons(X1,X2),X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause138) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SWC380-1 : TPTP v8.2.0. Released v2.4.0.
% 0.12/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.35  % Computer : n021.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Sun May 19 02:44:38 EDT 2024
% 0.15/0.35  % CPUTime    : 
% 0.15/0.36  % (7403)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (7406)WARNING: value z3 for option sas not known
% 0.15/0.38  % (7405)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.38  % (7407)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.38  % (7404)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.38  % (7408)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.15/0.38  % (7410)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.15/0.38  % (7409)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.15/0.38  % (7406)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.15/0.39  TRYING [1]
% 0.15/0.39  TRYING [2]
% 0.15/0.41  TRYING [3]
% 0.15/0.42  % (7409)First to succeed.
% 0.15/0.42  % (7409)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-7403"
% 0.15/0.42  % (7409)Refutation found. Thanks to Tanya!
% 0.15/0.42  % SZS status Unsatisfiable for theBenchmark
% 0.15/0.42  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.42  % (7409)------------------------------
% 0.15/0.42  % (7409)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.15/0.42  % (7409)Termination reason: Refutation
% 0.15/0.42  
% 0.15/0.42  % (7409)Memory used [KB]: 1642
% 0.15/0.42  % (7409)Time elapsed: 0.039 s
% 0.15/0.42  % (7409)Instructions burned: 69 (million)
% 0.15/0.42  % (7403)Success in time 0.05 s
%------------------------------------------------------------------------------