TSTP Solution File: SWW423-1 by Vampire-SAT---4.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.9
% Problem  : SWW423-1 : TPTP v8.2.0. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire %s %d SAT

% Computer : n027.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 : Mon Jun 24 18:51:51 EDT 2024

% Result   : Unsatisfiable 0.20s 0.41s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   37
% Syntax   : Number of formulae    :   76 (  26 unt;   0 def)
%            Number of atoms       :  160 (  30 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  155 (  71   ~;  63   |;   0   &)
%                                         (  21 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :   24 (  22 usr;  22 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :  117 ( 117   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f183,plain,
    $false,
    inference(avatar_sat_refutation,[],[f21,f27,f32,f37,f42,f46,f50,f54,f58,f62,f84,f93,f99,f103,f107,f111,f125,f136,f148,f165,f174,f182]) ).

fof(f182,plain,
    ( spl0_4
    | spl0_2
    | ~ spl0_10
    | ~ spl0_13
    | ~ spl0_17 ),
    inference(avatar_split_clause,[],[f132,f123,f96,f60,f24,f34]) ).

fof(f34,plain,
    ( spl0_4
  <=> x1 = x2 ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_4])]) ).

fof(f24,plain,
    ( spl0_2
  <=> heap(sep(lseg(x3,nil),sep(lseg(x1,nil),emp))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_2])]) ).

fof(f60,plain,
    ( spl0_10
  <=> ! [X2,X0,X1] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_10])]) ).

fof(f96,plain,
    ( spl0_13
  <=> heap(sep(next(x1,x2),sep(lseg(x2,nil),sep(lseg(x3,nil),emp)))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_13])]) ).

fof(f123,plain,
    ( spl0_17
  <=> ! [X3,X4,X5,X2] :
        ( X3 = X4
        | heap(sep(lseg(X3,X5),X2))
        | ~ heap(sep(next(X3,X4),sep(lseg(X4,X5),X2))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_17])]) ).

fof(f132,plain,
    ( heap(sep(lseg(x3,nil),sep(lseg(x1,nil),emp)))
    | x1 = x2
    | ~ spl0_10
    | ~ spl0_13
    | ~ spl0_17 ),
    inference(forward_demodulation,[],[f126,f61]) ).

fof(f61,plain,
    ( ! [X2,X0,X1] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2))
    | ~ spl0_10 ),
    inference(avatar_component_clause,[],[f60]) ).

fof(f126,plain,
    ( heap(sep(lseg(x1,nil),sep(lseg(x3,nil),emp)))
    | x1 = x2
    | ~ spl0_13
    | ~ spl0_17 ),
    inference(resolution,[],[f124,f98]) ).

fof(f98,plain,
    ( heap(sep(next(x1,x2),sep(lseg(x2,nil),sep(lseg(x3,nil),emp))))
    | ~ spl0_13 ),
    inference(avatar_component_clause,[],[f96]) ).

fof(f124,plain,
    ( ! [X2,X3,X4,X5] :
        ( ~ heap(sep(next(X3,X4),sep(lseg(X4,X5),X2)))
        | heap(sep(lseg(X3,X5),X2))
        | X3 = X4 )
    | ~ spl0_17 ),
    inference(avatar_component_clause,[],[f123]) ).

fof(f174,plain,
    ( spl0_21
    | ~ spl0_9
    | ~ spl0_10 ),
    inference(avatar_split_clause,[],[f75,f60,f56,f172]) ).

fof(f172,plain,
    ( spl0_21
  <=> ! [X4,X0,X3,X2,X1] : ~ heap(sep(next(X0,X4),sep(X2,sep(next(X0,X1),X3)))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_21])]) ).

fof(f56,plain,
    ( spl0_9
  <=> ! [X3,X4,X5,X2] : ~ heap(sep(next(X3,X4),sep(next(X3,X5),X2))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_9])]) ).

fof(f75,plain,
    ( ! [X2,X3,X0,X1,X4] : ~ heap(sep(next(X0,X4),sep(X2,sep(next(X0,X1),X3))))
    | ~ spl0_9
    | ~ spl0_10 ),
    inference(superposition,[],[f57,f61]) ).

fof(f57,plain,
    ( ! [X2,X3,X4,X5] : ~ heap(sep(next(X3,X4),sep(next(X3,X5),X2)))
    | ~ spl0_9 ),
    inference(avatar_component_clause,[],[f56]) ).

fof(f165,plain,
    ( spl0_20
    | ~ spl0_8
    | ~ spl0_10 ),
    inference(avatar_split_clause,[],[f72,f60,f52,f163]) ).

fof(f163,plain,
    ( spl0_20
  <=> ! [X2,X0,X1] :
        ( ~ heap(sep(X1,sep(lseg(nil,X0),X2)))
        | nil = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_20])]) ).

fof(f52,plain,
    ( spl0_8
  <=> ! [X4,X2] :
        ( nil = X4
        | ~ heap(sep(lseg(nil,X4),X2)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_8])]) ).

fof(f72,plain,
    ( ! [X2,X0,X1] :
        ( ~ heap(sep(X1,sep(lseg(nil,X0),X2)))
        | nil = X0 )
    | ~ spl0_8
    | ~ spl0_10 ),
    inference(superposition,[],[f53,f61]) ).

fof(f53,plain,
    ( ! [X2,X4] :
        ( ~ heap(sep(lseg(nil,X4),X2))
        | nil = X4 )
    | ~ spl0_8 ),
    inference(avatar_component_clause,[],[f52]) ).

fof(f148,plain,
    spl0_19,
    inference(avatar_split_clause,[],[f11,f146]) ).

fof(f146,plain,
    ( spl0_19
  <=> ! [X5,X3,X4,X6,X2] :
        ( X5 = X6
        | heap(sep(lseg(X3,X5),sep(lseg(X5,X6),X2)))
        | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,X5),sep(lseg(X5,X6),X2)))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_19])]) ).

fof(f11,axiom,
    ! [X2,X3,X6,X4,X5] :
      ( X5 = X6
      | heap(sep(lseg(X3,X5),sep(lseg(X5,X6),X2)))
      | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,X5),sep(lseg(X5,X6),X2)))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f136,plain,
    spl0_18,
    inference(avatar_split_clause,[],[f10,f134]) ).

fof(f134,plain,
    ( spl0_18
  <=> ! [X5,X3,X4,X6,X2] :
        ( heap(sep(lseg(X3,X5),sep(next(X5,X6),X2)))
        | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,X5),sep(next(X5,X6),X2)))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_18])]) ).

fof(f10,axiom,
    ! [X2,X3,X6,X4,X5] :
      ( heap(sep(lseg(X3,X5),sep(next(X5,X6),X2)))
      | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,X5),sep(next(X5,X6),X2)))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f125,plain,
    spl0_17,
    inference(avatar_split_clause,[],[f8,f123]) ).

fof(f8,axiom,
    ! [X2,X3,X4,X5] :
      ( X3 = X4
      | heap(sep(lseg(X3,X5),X2))
      | ~ heap(sep(next(X3,X4),sep(lseg(X4,X5),X2))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f111,plain,
    spl0_16,
    inference(avatar_split_clause,[],[f9,f109]) ).

fof(f109,plain,
    ( spl0_16
  <=> ! [X2,X4,X3] :
        ( heap(sep(lseg(X3,nil),X2))
        | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,nil),X2))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_16])]) ).

fof(f9,axiom,
    ! [X2,X3,X4] :
      ( heap(sep(lseg(X3,nil),X2))
      | ~ heap(sep(lseg(X3,X4),sep(lseg(X4,nil),X2))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f107,plain,
    spl0_15,
    inference(avatar_split_clause,[],[f7,f105]) ).

fof(f105,plain,
    ( spl0_15
  <=> ! [X3,X4,X5,X2] :
        ( X3 = X5
        | X3 = X4
        | ~ heap(sep(lseg(X3,X4),sep(lseg(X3,X5),X2))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_15])]) ).

fof(f7,axiom,
    ! [X2,X3,X4,X5] :
      ( X3 = X5
      | X3 = X4
      | ~ heap(sep(lseg(X3,X4),sep(lseg(X3,X5),X2))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f103,plain,
    ( spl0_14
    | ~ spl0_6
    | ~ spl0_10 ),
    inference(avatar_split_clause,[],[f74,f60,f44,f101]) ).

fof(f101,plain,
    ( spl0_14
  <=> ! [X2,X0,X1] : ~ heap(sep(X1,sep(next(nil,X0),X2))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_14])]) ).

fof(f44,plain,
    ( spl0_6
  <=> ! [X2,X4] : ~ heap(sep(next(nil,X4),X2)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_6])]) ).

fof(f74,plain,
    ( ! [X2,X0,X1] : ~ heap(sep(X1,sep(next(nil,X0),X2)))
    | ~ spl0_6
    | ~ spl0_10 ),
    inference(superposition,[],[f45,f61]) ).

fof(f45,plain,
    ( ! [X2,X4] : ~ heap(sep(next(nil,X4),X2))
    | ~ spl0_6 ),
    inference(avatar_component_clause,[],[f44]) ).

fof(f99,plain,
    ( spl0_13
    | ~ spl0_10
    | ~ spl0_12 ),
    inference(avatar_split_clause,[],[f94,f90,f60,f96]) ).

fof(f90,plain,
    ( spl0_12
  <=> heap(sep(lseg(x2,nil),sep(lseg(x3,nil),sep(next(x1,x2),emp)))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_12])]) ).

fof(f94,plain,
    ( heap(sep(next(x1,x2),sep(lseg(x2,nil),sep(lseg(x3,nil),emp))))
    | ~ spl0_10
    | ~ spl0_12 ),
    inference(forward_demodulation,[],[f92,f64]) ).

fof(f64,plain,
    ( ! [X2,X3,X0,X1] : sep(X0,sep(X3,sep(X1,X2))) = sep(X3,sep(X1,sep(X0,X2)))
    | ~ spl0_10 ),
    inference(superposition,[],[f61,f61]) ).

fof(f92,plain,
    ( heap(sep(lseg(x2,nil),sep(lseg(x3,nil),sep(next(x1,x2),emp))))
    | ~ spl0_12 ),
    inference(avatar_component_clause,[],[f90]) ).

fof(f93,plain,
    spl0_12,
    inference(avatar_split_clause,[],[f15,f90]) ).

fof(f15,axiom,
    heap(sep(lseg(x2,nil),sep(lseg(x3,nil),sep(next(x1,x2),emp)))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f84,plain,
    spl0_11,
    inference(avatar_split_clause,[],[f6,f82]) ).

fof(f82,plain,
    ( spl0_11
  <=> ! [X3,X4,X5,X2] :
        ( X3 = X5
        | ~ heap(sep(next(X3,X4),sep(lseg(X3,X5),X2))) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_11])]) ).

fof(f6,axiom,
    ! [X2,X3,X4,X5] :
      ( X3 = X5
      | ~ heap(sep(next(X3,X4),sep(lseg(X3,X5),X2))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f62,plain,
    spl0_10,
    inference(avatar_split_clause,[],[f1,f60]) ).

fof(f1,axiom,
    ! [X2,X0,X1] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f58,plain,
    spl0_9,
    inference(avatar_split_clause,[],[f5,f56]) ).

fof(f5,axiom,
    ! [X2,X3,X4,X5] : ~ heap(sep(next(X3,X4),sep(next(X3,X5),X2))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f54,plain,
    spl0_8,
    inference(avatar_split_clause,[],[f4,f52]) ).

fof(f4,axiom,
    ! [X2,X4] :
      ( nil = X4
      | ~ heap(sep(lseg(nil,X4),X2)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f50,plain,
    spl0_7,
    inference(avatar_split_clause,[],[f2,f48]) ).

fof(f48,plain,
    ( spl0_7
  <=> ! [X2,X3] : sep(lseg(X3,X3),X2) = X2 ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_7])]) ).

fof(f2,axiom,
    ! [X2,X3] : sep(lseg(X3,X3),X2) = X2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f46,plain,
    spl0_6,
    inference(avatar_split_clause,[],[f3,f44]) ).

fof(f3,axiom,
    ! [X2,X4] : ~ heap(sep(next(nil,X4),X2)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f42,plain,
    ~ spl0_5,
    inference(avatar_split_clause,[],[f14,f39]) ).

fof(f39,plain,
    ( spl0_5
  <=> x1 = x3 ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_5])]) ).

fof(f14,axiom,
    x1 != x3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f37,plain,
    ~ spl0_4,
    inference(avatar_split_clause,[],[f13,f34]) ).

fof(f13,axiom,
    x1 != x2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f32,plain,
    ~ spl0_3,
    inference(avatar_split_clause,[],[f12,f29]) ).

fof(f29,plain,
    ( spl0_3
  <=> nil = x1 ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_3])]) ).

fof(f12,axiom,
    nil != x1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

fof(f27,plain,
    ( ~ spl0_2
    | spl0_1 ),
    inference(avatar_split_clause,[],[f22,f18,f24]) ).

fof(f18,plain,
    ( spl0_1
  <=> heap(sep(lseg(x1,nil),sep(lseg(x3,nil),emp))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_1])]) ).

fof(f22,plain,
    ( ~ heap(sep(lseg(x3,nil),sep(lseg(x1,nil),emp)))
    | spl0_1 ),
    inference(forward_demodulation,[],[f20,f1]) ).

fof(f20,plain,
    ( ~ heap(sep(lseg(x1,nil),sep(lseg(x3,nil),emp)))
    | spl0_1 ),
    inference(avatar_component_clause,[],[f18]) ).

fof(f21,plain,
    ~ spl0_1,
    inference(avatar_split_clause,[],[f16,f18]) ).

fof(f16,axiom,
    ~ heap(sep(lseg(x1,nil),sep(lseg(x3,nil),emp))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem    : SWW423-1 : TPTP v8.2.0. Released v5.2.0.
% 0.06/0.11  % Command    : run_vampire %s %d SAT
% 0.11/0.32  % Computer : n027.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit   : 300
% 0.11/0.32  % WCLimit    : 300
% 0.11/0.32  % DateTime   : Wed Jun 19 07:17:39 EDT 2024
% 0.11/0.32  % CPUTime    : 
% 0.11/0.34  This is a CNF_UNS_RFO_SEQ_NHN problem
% 0.11/0.34  Running first-order model finding
% 0.11/0.34  Running /export/starexec/sandbox2/solver/bin/vampire --mode casc_sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32246)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:i=99418_0 on theBenchmark for (2999ds/99418Mi)
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32249)fmb+10_1:1_sil=256000:fmbss=23:fmbes=contour:newcnf=on:fmbsr=1.14:i=152523:nm=2:gsp=on:rp=on_0 on theBenchmark for (2999ds/152523Mi)
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32245)fmb+10_1:1_sil=256000:i=98885:tgt=full:fmbsr=1.3:fmbss=10_0 on theBenchmark for (2999ds/98885Mi)
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32251)ott+11_8:59_sil=16000:sp=occurrence:lsd=20:abs=on:i=146:aac=none:nm=16:fdi=10:rawr=on:nicw=on_0 on theBenchmark for (2999ds/146Mi)
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32247)fmb+10_1:1_sil=256000:fmbes=contour:i=214858:bce=on_0 on theBenchmark for (2999ds/214858Mi)
% 0.20/0.40  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.40  % (32252)ott-4_1:1_sil=4000:sp=reverse_arity:lcm=predicate:newcnf=on:i=115:bce=on:fd=off:fs=off:fsr=off_0 on theBenchmark for (2999ds/115Mi)
% 0.20/0.41  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.41  % (32250)ott+21_1:1_sil=4000:i=104:fsd=on:fd=off:newcnf=on_0 on theBenchmark for (2999ds/104Mi)
% 0.20/0.41  TRYING [1]
% 0.20/0.41  TRYING [2]
% 0.20/0.41  % (32246)First to succeed.
% 0.20/0.41  % (32246)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-32244"
% 0.20/0.41  % (32244)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.41  % (32246)Refutation found. Thanks to Tanya!
% 0.20/0.41  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.41  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.41  % (32246)------------------------------
% 0.20/0.41  % (32246)Version: Vampire 4.9 (commit 18c118a85 on 2024-06-08 21:14:20 +0100)
% 0.20/0.41  % (32246)Linked with Z3 4.12.3.0 79bbbf76d0c123481c8ca05cd3a98939270074d3 z3-4.8.4-7980-g79bbbf76d
% 0.20/0.41  % (32246)Termination reason: Refutation
% 0.20/0.41  
% 0.20/0.41  % (32246)Memory used [KB]: 832
% 0.20/0.41  % (32246)Time elapsed: 0.011 s
% 0.20/0.41  % (32246)Instructions burned: 11 (million)
% 0.20/0.41  % (32246)------------------------------
% 0.20/0.41  % (32246)------------------------------
% 0.20/0.41  % (32244)Success in time 0.072 s
%------------------------------------------------------------------------------