TSTP Solution File: SWC025-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SWC025-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n003.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 Apr 30 15:47:22 EDT 2024

% Result   : Unsatisfiable 0.20s 0.40s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   49 (  11 unt;   0 def)
%            Number of atoms       :  130 (  43 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  155 (  74   ~;  81   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :   23 (  23   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f760,plain,
    $false,
    inference(trivial_inequality_removal,[],[f759]) ).

fof(f759,plain,
    nil != nil,
    inference(superposition,[],[f739,f749]) ).

fof(f749,plain,
    nil = sk2,
    inference(resolution,[],[f748,f230]) ).

fof(f230,plain,
    ssList(sk2),
    inference(forward_demodulation,[],[f189,f190]) ).

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

fof(f189,axiom,
    ssList(sk4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).

fof(f748,plain,
    ( ~ ssList(sk2)
    | nil = sk2 ),
    inference(duplicate_literal_removal,[],[f747]) ).

fof(f747,plain,
    ( nil = sk2
    | ~ ssList(sk2)
    | nil = sk2
    | ~ ssList(sk2) ),
    inference(resolution,[],[f746,f75]) ).

fof(f75,axiom,
    ! [X0] :
      ( ssList(tl(X0))
      | nil = X0
      | ~ ssList(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause75) ).

fof(f746,plain,
    ( ~ ssList(tl(sk2))
    | nil = sk2
    | ~ ssList(sk2) ),
    inference(duplicate_literal_removal,[],[f744]) ).

fof(f744,plain,
    ( ~ ssList(tl(sk2))
    | nil = sk2
    | nil = sk2
    | ~ ssList(sk2) ),
    inference(resolution,[],[f743,f78]) ).

fof(f78,axiom,
    ! [X0] :
      ( ssItem(hd(X0))
      | nil = X0
      | ~ ssList(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause78) ).

fof(f743,plain,
    ( ~ ssItem(hd(sk2))
    | ~ ssList(tl(sk2))
    | nil = sk2 ),
    inference(duplicate_literal_removal,[],[f742]) ).

fof(f742,plain,
    ( ~ ssList(tl(sk2))
    | ~ ssItem(hd(sk2))
    | nil = sk2
    | ~ ssItem(hd(sk2)) ),
    inference(resolution,[],[f713,f741]) ).

fof(f741,plain,
    ! [X0] :
      ( ~ memberP(sk2,X0)
      | ~ ssItem(X0) ),
    inference(duplicate_literal_removal,[],[f740]) ).

fof(f740,plain,
    ! [X0] :
      ( ~ memberP(sk2,X0)
      | ~ ssItem(X0)
      | ~ ssItem(X0) ),
    inference(resolution,[],[f731,f71]) ).

fof(f71,axiom,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause71) ).

fof(f731,plain,
    ! [X6] :
      ( memberP(nil,X6)
      | ~ memberP(sk2,X6)
      | ~ ssItem(X6) ),
    inference(backward_demodulation,[],[f233,f726]) ).

fof(f726,plain,
    nil = sk1,
    inference(resolution,[],[f725,f231]) ).

fof(f231,plain,
    ssList(sk1),
    inference(forward_demodulation,[],[f188,f191]) ).

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

fof(f188,axiom,
    ssList(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).

fof(f725,plain,
    ( ~ ssList(sk1)
    | nil = sk1 ),
    inference(duplicate_literal_removal,[],[f724]) ).

fof(f724,plain,
    ( nil = sk1
    | ~ ssList(sk1)
    | nil = sk1
    | ~ ssList(sk1) ),
    inference(resolution,[],[f723,f75]) ).

fof(f723,plain,
    ( ~ ssList(tl(sk1))
    | nil = sk1
    | ~ ssList(sk1) ),
    inference(duplicate_literal_removal,[],[f721]) ).

fof(f721,plain,
    ( ~ ssList(tl(sk1))
    | nil = sk1
    | nil = sk1
    | ~ ssList(sk1) ),
    inference(resolution,[],[f720,f78]) ).

fof(f720,plain,
    ( ~ ssItem(hd(sk1))
    | ~ ssList(tl(sk1))
    | nil = sk1 ),
    inference(duplicate_literal_removal,[],[f719]) ).

fof(f719,plain,
    ( ~ ssList(tl(sk1))
    | ~ ssItem(hd(sk1))
    | nil = sk1
    | ~ ssItem(hd(sk1))
    | nil = sk1 ),
    inference(resolution,[],[f707,f240]) ).

fof(f240,plain,
    ! [X0] :
      ( ~ memberP(sk1,X0)
      | ~ ssItem(X0)
      | nil = sk1 ),
    inference(duplicate_literal_removal,[],[f239]) ).

fof(f239,plain,
    ! [X0] :
      ( ~ memberP(sk1,X0)
      | ~ ssItem(X0)
      | nil = sk1
      | ~ ssItem(X0) ),
    inference(resolution,[],[f238,f71]) ).

fof(f238,plain,
    ! [X0] :
      ( memberP(nil,X0)
      | ~ memberP(sk1,X0)
      | ~ ssItem(X0)
      | nil = sk1 ),
    inference(superposition,[],[f235,f195]) ).

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

fof(f235,plain,
    ! [X6] :
      ( memberP(sk2,X6)
      | ~ memberP(sk1,X6)
      | ~ ssItem(X6) ),
    inference(forward_demodulation,[],[f234,f190]) ).

fof(f234,plain,
    ! [X6] :
      ( ~ memberP(sk1,X6)
      | ~ ssItem(X6)
      | memberP(sk4,X6) ),
    inference(forward_demodulation,[],[f193,f191]) ).

fof(f193,axiom,
    ! [X6] :
      ( ~ ssItem(X6)
      | ~ memberP(sk3,X6)
      | memberP(sk4,X6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).

fof(f707,plain,
    ( memberP(sk1,hd(sk1))
    | ~ ssList(tl(sk1))
    | ~ ssItem(hd(sk1))
    | nil = sk1 ),
    inference(superposition,[],[f225,f705]) ).

fof(f705,plain,
    ( sk1 = cons(hd(sk1),tl(sk1))
    | nil = sk1 ),
    inference(resolution,[],[f104,f231]) ).

fof(f104,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | nil = X0
      | cons(hd(X0),tl(X0)) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause104) ).

fof(f225,plain,
    ! [X2,X1] :
      ( memberP(cons(X1,X2),X1)
      | ~ ssList(X2)
      | ~ ssItem(X1) ),
    inference(duplicate_literal_removal,[],[f208]) ).

fof(f208,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) ).

fof(f233,plain,
    ! [X6] :
      ( memberP(sk1,X6)
      | ~ memberP(sk2,X6)
      | ~ ssItem(X6) ),
    inference(forward_demodulation,[],[f232,f191]) ).

fof(f232,plain,
    ! [X6] :
      ( ~ memberP(sk2,X6)
      | ~ ssItem(X6)
      | memberP(sk3,X6) ),
    inference(forward_demodulation,[],[f194,f190]) ).

fof(f194,axiom,
    ! [X6] :
      ( ~ ssItem(X6)
      | ~ memberP(sk4,X6)
      | memberP(sk3,X6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).

fof(f713,plain,
    ( memberP(sk2,hd(sk2))
    | ~ ssList(tl(sk2))
    | ~ ssItem(hd(sk2))
    | nil = sk2 ),
    inference(superposition,[],[f225,f706]) ).

fof(f706,plain,
    ( sk2 = cons(hd(sk2),tl(sk2))
    | nil = sk2 ),
    inference(resolution,[],[f104,f230]) ).

fof(f739,plain,
    nil != sk2,
    inference(trivial_inequality_removal,[],[f728]) ).

fof(f728,plain,
    ( nil != nil
    | nil != sk2 ),
    inference(backward_demodulation,[],[f198,f726]) ).

fof(f198,axiom,
    ( nil != sk2
    | nil != sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SWC025-1 : TPTP v8.1.2. Released v2.4.0.
% 0.03/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.13/0.35  % Computer : n003.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 Apr 30 04:16:03 EDT 2024
% 0.13/0.35  % CPUTime    : 
% 0.13/0.35  % (5329)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.37  % (5333)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.20/0.37  % (5332)WARNING: value z3 for option sas not known
% 0.20/0.37  % (5330)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.20/0.37  % (5331)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.20/0.37  % (5332)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)
% 0.20/0.37  % (5334)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)
% 0.20/0.37  % (5335)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)
% 0.20/0.37  % (5336)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)
% 0.20/0.37  TRYING [1]
% 0.20/0.38  TRYING [2]
% 0.20/0.38  TRYING [3]
% 0.20/0.40  % (5335)First to succeed.
% 0.20/0.40  % (5335)Refutation found. Thanks to Tanya!
% 0.20/0.40  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.40  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.40  % (5335)------------------------------
% 0.20/0.40  % (5335)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.20/0.40  % (5335)Termination reason: Refutation
% 0.20/0.40  
% 0.20/0.40  % (5335)Memory used [KB]: 1407
% 0.20/0.40  % (5335)Time elapsed: 0.027 s
% 0.20/0.40  % (5335)Instructions burned: 48 (million)
% 0.20/0.40  % (5335)------------------------------
% 0.20/0.40  % (5335)------------------------------
% 0.20/0.40  % (5329)Success in time 0.048 s
%------------------------------------------------------------------------------