TSTP Solution File: SWC082+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SWC082+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 15:51:19 EDT 2024

% Result   : Theorem 0.22s 0.40s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   30 (   7 unt;   0 def)
%            Number of atoms       :  289 (  58 equ)
%            Maximal formula atoms :   36 (   9 avg)
%            Number of connectives :  379 ( 120   ~;  98   |; 141   &)
%                                         (   0 <=>;  20  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   7 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :   67 (  29   !;  38   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f653,plain,
    $false,
    inference(resolution,[],[f652,f645]) ).

fof(f645,plain,
    ssList(sK22),
    inference(resolution,[],[f385,f642]) ).

fof(f642,plain,
    neq(sK21,nil),
    inference(forward_demodulation,[],[f382,f380]) ).

fof(f380,plain,
    sK19 = sK21,
    inference(cnf_transformation,[],[f256]) ).

fof(f256,plain,
    ( ( ~ neq(sK21,nil)
      | ( segmentP(sK20,sK22)
        & segmentP(sK21,sK22)
        & neq(sK22,nil)
        & ssList(sK22) ) )
    & ( nil != sK21
      | nil = sK20 )
    & ! [X5] :
        ( ~ segmentP(sK18,X5)
        | ~ segmentP(sK19,X5)
        | ~ neq(X5,nil)
        | ~ ssList(X5) )
    & neq(sK19,nil)
    & sK18 = sK20
    & sK19 = sK21
    & ssList(sK21)
    & ssList(sK20)
    & ssList(sK19)
    & ssList(sK18) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK18,sK19,sK20,sK21,sK22])],[f100,f255,f254,f253,f252,f251]) ).

fof(f251,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ~ neq(X3,nil)
                      | ? [X4] :
                          ( segmentP(X2,X4)
                          & segmentP(X3,X4)
                          & neq(X4,nil)
                          & ssList(X4) ) )
                    & ( nil != X3
                      | nil = X2 )
                    & ! [X5] :
                        ( ~ segmentP(X0,X5)
                        | ~ segmentP(X1,X5)
                        | ~ neq(X5,nil)
                        | ~ ssList(X5) )
                    & neq(X1,nil)
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ~ neq(X3,nil)
                    | ? [X4] :
                        ( segmentP(X2,X4)
                        & segmentP(X3,X4)
                        & neq(X4,nil)
                        & ssList(X4) ) )
                  & ( nil != X3
                    | nil = X2 )
                  & ! [X5] :
                      ( ~ segmentP(sK18,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & neq(X1,nil)
                  & sK18 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK18) ) ),
    introduced(choice_axiom,[]) ).

fof(f252,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ~ neq(X3,nil)
                  | ? [X4] :
                      ( segmentP(X2,X4)
                      & segmentP(X3,X4)
                      & neq(X4,nil)
                      & ssList(X4) ) )
                & ( nil != X3
                  | nil = X2 )
                & ! [X5] :
                    ( ~ segmentP(sK18,X5)
                    | ~ segmentP(X1,X5)
                    | ~ neq(X5,nil)
                    | ~ ssList(X5) )
                & neq(X1,nil)
                & sK18 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ~ neq(X3,nil)
                | ? [X4] :
                    ( segmentP(X2,X4)
                    & segmentP(X3,X4)
                    & neq(X4,nil)
                    & ssList(X4) ) )
              & ( nil != X3
                | nil = X2 )
              & ! [X5] :
                  ( ~ segmentP(sK18,X5)
                  | ~ segmentP(sK19,X5)
                  | ~ neq(X5,nil)
                  | ~ ssList(X5) )
              & neq(sK19,nil)
              & sK18 = X2
              & sK19 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK19) ) ),
    introduced(choice_axiom,[]) ).

fof(f253,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ~ neq(X3,nil)
              | ? [X4] :
                  ( segmentP(X2,X4)
                  & segmentP(X3,X4)
                  & neq(X4,nil)
                  & ssList(X4) ) )
            & ( nil != X3
              | nil = X2 )
            & ! [X5] :
                ( ~ segmentP(sK18,X5)
                | ~ segmentP(sK19,X5)
                | ~ neq(X5,nil)
                | ~ ssList(X5) )
            & neq(sK19,nil)
            & sK18 = X2
            & sK19 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ~ neq(X3,nil)
            | ? [X4] :
                ( segmentP(sK20,X4)
                & segmentP(X3,X4)
                & neq(X4,nil)
                & ssList(X4) ) )
          & ( nil != X3
            | nil = sK20 )
          & ! [X5] :
              ( ~ segmentP(sK18,X5)
              | ~ segmentP(sK19,X5)
              | ~ neq(X5,nil)
              | ~ ssList(X5) )
          & neq(sK19,nil)
          & sK18 = sK20
          & sK19 = X3
          & ssList(X3) )
      & ssList(sK20) ) ),
    introduced(choice_axiom,[]) ).

fof(f254,plain,
    ( ? [X3] :
        ( ( ~ neq(X3,nil)
          | ? [X4] :
              ( segmentP(sK20,X4)
              & segmentP(X3,X4)
              & neq(X4,nil)
              & ssList(X4) ) )
        & ( nil != X3
          | nil = sK20 )
        & ! [X5] :
            ( ~ segmentP(sK18,X5)
            | ~ segmentP(sK19,X5)
            | ~ neq(X5,nil)
            | ~ ssList(X5) )
        & neq(sK19,nil)
        & sK18 = sK20
        & sK19 = X3
        & ssList(X3) )
   => ( ( ~ neq(sK21,nil)
        | ? [X4] :
            ( segmentP(sK20,X4)
            & segmentP(sK21,X4)
            & neq(X4,nil)
            & ssList(X4) ) )
      & ( nil != sK21
        | nil = sK20 )
      & ! [X5] :
          ( ~ segmentP(sK18,X5)
          | ~ segmentP(sK19,X5)
          | ~ neq(X5,nil)
          | ~ ssList(X5) )
      & neq(sK19,nil)
      & sK18 = sK20
      & sK19 = sK21
      & ssList(sK21) ) ),
    introduced(choice_axiom,[]) ).

fof(f255,plain,
    ( ? [X4] :
        ( segmentP(sK20,X4)
        & segmentP(sK21,X4)
        & neq(X4,nil)
        & ssList(X4) )
   => ( segmentP(sK20,sK22)
      & segmentP(sK21,sK22)
      & neq(sK22,nil)
      & ssList(sK22) ) ),
    introduced(choice_axiom,[]) ).

fof(f100,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ~ neq(X3,nil)
                    | ? [X4] :
                        ( segmentP(X2,X4)
                        & segmentP(X3,X4)
                        & neq(X4,nil)
                        & ssList(X4) ) )
                  & ( nil != X3
                    | nil = X2 )
                  & ! [X5] :
                      ( ~ segmentP(X0,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & neq(X1,nil)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f99]) ).

fof(f99,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ~ neq(X3,nil)
                    | ? [X4] :
                        ( segmentP(X2,X4)
                        & segmentP(X3,X4)
                        & neq(X4,nil)
                        & ssList(X4) ) )
                  & ( nil != X3
                    | nil = X2 )
                  & ! [X5] :
                      ( ~ segmentP(X0,X5)
                      | ~ segmentP(X1,X5)
                      | ~ neq(X5,nil)
                      | ~ ssList(X5) )
                  & neq(X1,nil)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f98]) ).

fof(f98,plain,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( neq(X3,nil)
                        & ! [X4] :
                            ( ssList(X4)
                           => ( ~ segmentP(X2,X4)
                              | ~ segmentP(X3,X4)
                              | ~ neq(X4,nil) ) ) )
                      | ( nil = X3
                        & nil != X2 )
                      | ? [X5] :
                          ( segmentP(X0,X5)
                          & segmentP(X1,X5)
                          & neq(X5,nil)
                          & ssList(X5) )
                      | ~ neq(X1,nil)
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( neq(X3,nil)
                        & ! [X5] :
                            ( ssList(X5)
                           => ( ~ segmentP(X2,X5)
                              | ~ segmentP(X3,X5)
                              | ~ neq(X5,nil) ) ) )
                      | ( nil = X3
                        & nil != X2 )
                      | ? [X4] :
                          ( segmentP(X0,X4)
                          & segmentP(X1,X4)
                          & neq(X4,nil)
                          & ssList(X4) )
                      | ~ neq(X1,nil)
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ( neq(X3,nil)
                      & ! [X5] :
                          ( ssList(X5)
                         => ( ~ segmentP(X2,X5)
                            | ~ segmentP(X3,X5)
                            | ~ neq(X5,nil) ) ) )
                    | ( nil = X3
                      & nil != X2 )
                    | ? [X4] :
                        ( segmentP(X0,X4)
                        & segmentP(X1,X4)
                        & neq(X4,nil)
                        & ssList(X4) )
                    | ~ neq(X1,nil)
                    | X0 != X2
                    | X1 != X3 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(f382,plain,
    neq(sK19,nil),
    inference(cnf_transformation,[],[f256]) ).

fof(f385,plain,
    ( ~ neq(sK21,nil)
    | ssList(sK22) ),
    inference(cnf_transformation,[],[f256]) ).

fof(f652,plain,
    ~ ssList(sK22),
    inference(resolution,[],[f651,f642]) ).

fof(f651,plain,
    ( ~ neq(sK21,nil)
    | ~ ssList(sK22) ),
    inference(resolution,[],[f650,f387]) ).

fof(f387,plain,
    ( segmentP(sK21,sK22)
    | ~ neq(sK21,nil) ),
    inference(cnf_transformation,[],[f256]) ).

fof(f650,plain,
    ( ~ segmentP(sK21,sK22)
    | ~ ssList(sK22) ),
    inference(resolution,[],[f649,f642]) ).

fof(f649,plain,
    ( ~ neq(sK21,nil)
    | ~ segmentP(sK21,sK22)
    | ~ ssList(sK22) ),
    inference(resolution,[],[f648,f388]) ).

fof(f388,plain,
    ( segmentP(sK20,sK22)
    | ~ neq(sK21,nil) ),
    inference(cnf_transformation,[],[f256]) ).

fof(f648,plain,
    ( ~ segmentP(sK20,sK22)
    | ~ ssList(sK22)
    | ~ segmentP(sK21,sK22) ),
    inference(resolution,[],[f647,f642]) ).

fof(f647,plain,
    ( ~ neq(sK21,nil)
    | ~ segmentP(sK21,sK22)
    | ~ ssList(sK22)
    | ~ segmentP(sK20,sK22) ),
    inference(resolution,[],[f641,f386]) ).

fof(f386,plain,
    ( neq(sK22,nil)
    | ~ neq(sK21,nil) ),
    inference(cnf_transformation,[],[f256]) ).

fof(f641,plain,
    ! [X5] :
      ( ~ neq(X5,nil)
      | ~ segmentP(sK20,X5)
      | ~ segmentP(sK21,X5)
      | ~ ssList(X5) ),
    inference(forward_demodulation,[],[f640,f380]) ).

fof(f640,plain,
    ! [X5] :
      ( ~ segmentP(sK20,X5)
      | ~ segmentP(sK19,X5)
      | ~ neq(X5,nil)
      | ~ ssList(X5) ),
    inference(forward_demodulation,[],[f383,f381]) ).

fof(f381,plain,
    sK18 = sK20,
    inference(cnf_transformation,[],[f256]) ).

fof(f383,plain,
    ! [X5] :
      ( ~ segmentP(sK18,X5)
      | ~ segmentP(sK19,X5)
      | ~ neq(X5,nil)
      | ~ ssList(X5) ),
    inference(cnf_transformation,[],[f256]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : SWC082+1 : TPTP v8.1.2. Released v2.4.0.
% 0.07/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.36  % Computer : n003.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Tue Apr 30 04:16:18 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.15/0.37  % (6284)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.39  % (6285)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.39  % (6290)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)
% 0.15/0.39  % (6287)WARNING: value z3 for option sas not known
% 0.15/0.39  % (6286)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.39  % (6289)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)
% 0.15/0.39  % (6291)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)
% 0.15/0.39  % (6288)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.39  % (6287)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)
% 0.22/0.40  % (6290)First to succeed.
% 0.22/0.40  % (6289)Also succeeded, but the first one will report.
% 0.22/0.40  TRYING [1]
% 0.22/0.40  % (6290)Refutation found. Thanks to Tanya!
% 0.22/0.40  % SZS status Theorem for theBenchmark
% 0.22/0.40  % SZS output start Proof for theBenchmark
% See solution above
% 0.22/0.40  % (6290)------------------------------
% 0.22/0.40  % (6290)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.22/0.40  % (6290)Termination reason: Refutation
% 0.22/0.40  
% 0.22/0.40  % (6290)Memory used [KB]: 1317
% 0.22/0.40  % (6290)Time elapsed: 0.013 s
% 0.22/0.40  % (6290)Instructions burned: 21 (million)
% 0.22/0.40  % (6290)------------------------------
% 0.22/0.40  % (6290)------------------------------
% 0.22/0.40  % (6284)Success in time 0.038 s
%------------------------------------------------------------------------------