TSTP Solution File: SWC038-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SWC038-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n016.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 Sep 20 11:54:48 EDT 2022

% Result   : Unsatisfiable 0.19s 0.44s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   24
% Syntax   : Number of formulae    :   46 (  11 unt;   6 typ;   0 def)
%            Number of atoms       :  198 (  65 equ)
%            Maximal formula atoms :   12 (   4 avg)
%            Number of connectives :  254 ( 113   ~; 113   |;   0   &)
%                                         (  28 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :   17 (  17 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    3 (   2   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   4 con; 0-0 aty)
%            Number of variables   :   25 (  22   !;   0   ?;  25   :)

% Comments : 
%------------------------------------------------------------------------------
tff(frontsegP_type,type,
    frontsegP: ( $i * $i ) > $o ).

tff(sk3_type,type,
    sk3: $i ).

tff(sk4_type,type,
    sk4: $i ).

tff(sk1_type,type,
    sk1: $i ).

tff(nil_type,type,
    nil: $i ).

tff(ssList_type,type,
    ssList: $i > $o ).

tff(1,plain,
    ( ( $false
      | frontsegP(sk4,sk3) )
  <=> frontsegP(sk4,sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,plain,
    ( ( nil != sk1 )
  <=> ( sk4 != sk3 ) ),
    inference(rewrite,[status(thm)],]) ).

tff(3,plain,
    ( ( nil != sk1 )
  <=> ( nil != sk1 ) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    nil != sk1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_8) ).

tff(5,plain,
    nil != sk1,
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    sk4 != sk3,
    inference(modus_ponens,[status(thm)],[5,2]) ).

tff(7,plain,
    ( ( sk4 = sk3 )
  <=> $false ),
    inference(iff_false,[status(thm)],[6]) ).

tff(8,plain,
    ( ( ( sk4 = sk3 )
      | frontsegP(sk4,sk3) )
  <=> ( $false
      | frontsegP(sk4,sk3) ) ),
    inference(monotonicity,[status(thm)],[7]) ).

tff(9,plain,
    ( ( ( sk4 = sk3 )
      | frontsegP(sk4,sk3) )
  <=> frontsegP(sk4,sk3) ),
    inference(transitivity,[status(thm)],[8,1]) ).

tff(10,plain,
    ( ( ( nil = sk3 )
      | frontsegP(sk4,sk3) )
  <=> ( ( sk4 = sk3 )
      | frontsegP(sk4,sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(11,plain,
    ( ( ( nil = sk3 )
      | frontsegP(sk4,sk3) )
  <=> ( ( nil = sk3 )
      | frontsegP(sk4,sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(12,axiom,
    ( ( nil = sk3 )
    | frontsegP(sk4,sk3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_12) ).

tff(13,plain,
    ( ( nil = sk3 )
    | frontsegP(sk4,sk3) ),
    inference(modus_ponens,[status(thm)],[12,11]) ).

tff(14,plain,
    ( ( sk4 = sk3 )
    | frontsegP(sk4,sk3) ),
    inference(modus_ponens,[status(thm)],[13,10]) ).

tff(15,plain,
    frontsegP(sk4,sk3),
    inference(modus_ponens,[status(thm)],[14,9]) ).

tff(16,plain,
    ( ssList(sk1)
  <=> ssList(sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(17,plain,
    ( ssList(sk1)
  <=> ssList(sk1) ),
    inference(rewrite,[status(thm)],]) ).

tff(18,axiom,
    ssList(sk1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_1) ).

tff(19,plain,
    ssList(sk1),
    inference(modus_ponens,[status(thm)],[18,17]) ).

tff(20,plain,
    ssList(sk3),
    inference(modus_ponens,[status(thm)],[19,16]) ).

tff(21,plain,
    ^ [U: $i] :
      refl(
        ( ( ~ ssList(U)
          | ( sk4 = U )
          | ~ frontsegP(sk4,U) )
      <=> ( ~ ssList(U)
          | ( sk4 = U )
          | ~ frontsegP(sk4,U) ) )),
    inference(bind,[status(th)],]) ).

tff(22,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | ( sk4 = U )
        | ~ frontsegP(sk4,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( sk4 = U )
        | ~ frontsegP(sk4,U) ) ),
    inference(quant_intro,[status(thm)],[21]) ).

tff(23,plain,
    ^ [U: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( nil = U )
          <=> ( sk4 = U ) )),
          rewrite(
            ( ~ frontsegP(nil,U)
          <=> ~ frontsegP(sk4,U) )),
          ( ( ~ ssList(U)
            | ( nil = U )
            | ~ frontsegP(nil,U) )
        <=> ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) ) )),
        rewrite(
          ( ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
        <=> ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) ) )),
        ( ( ~ ssList(U)
          | ( nil = U )
          | ~ frontsegP(nil,U) )
      <=> ( ~ ssList(U)
          | ( sk4 = U )
          | ~ frontsegP(sk4,U) ) )),
    inference(bind,[status(th)],]) ).

tff(24,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | ( nil = U )
        | ~ frontsegP(nil,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( sk4 = U )
        | ~ frontsegP(sk4,U) ) ),
    inference(quant_intro,[status(thm)],[23]) ).

tff(25,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | ( nil = U )
        | ~ frontsegP(nil,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( nil = U )
        | ~ frontsegP(nil,U) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(26,plain,
    ^ [U: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ frontsegP(nil,U)
              | ~ ssList(U) )
          <=> ( ~ ssList(U)
              | ~ frontsegP(nil,U) ) )),
          ( ( ~ frontsegP(nil,U)
            | ~ ssList(U)
            | ( nil = U ) )
        <=> ( ~ ssList(U)
            | ~ frontsegP(nil,U)
            | ( nil = U ) ) )),
        rewrite(
          ( ( ~ ssList(U)
            | ~ frontsegP(nil,U)
            | ( nil = U ) )
        <=> ( ~ ssList(U)
            | ( nil = U )
            | ~ frontsegP(nil,U) ) )),
        ( ( ~ frontsegP(nil,U)
          | ~ ssList(U)
          | ( nil = U ) )
      <=> ( ~ ssList(U)
          | ( nil = U )
          | ~ frontsegP(nil,U) ) )),
    inference(bind,[status(th)],]) ).

tff(27,plain,
    ( ! [U: $i] :
        ( ~ frontsegP(nil,U)
        | ~ ssList(U)
        | ( nil = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( nil = U )
        | ~ frontsegP(nil,U) ) ),
    inference(quant_intro,[status(thm)],[26]) ).

tff(28,axiom,
    ! [U: $i] :
      ( ~ frontsegP(nil,U)
      | ~ ssList(U)
      | ( nil = U ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause84) ).

tff(29,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( nil = U )
      | ~ frontsegP(nil,U) ),
    inference(modus_ponens,[status(thm)],[28,27]) ).

tff(30,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( nil = U )
      | ~ frontsegP(nil,U) ),
    inference(modus_ponens,[status(thm)],[29,25]) ).

tff(31,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( sk4 = U )
      | ~ frontsegP(sk4,U) ),
    inference(modus_ponens,[status(thm)],[30,24]) ).

tff(32,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( sk4 = U )
      | ~ frontsegP(sk4,U) ),
    inference(skolemize,[status(sab)],[31]) ).

tff(33,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( sk4 = U )
      | ~ frontsegP(sk4,U) ),
    inference(modus_ponens,[status(thm)],[32,22]) ).

tff(34,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ( sk4 = sk3 )
      | ~ ssList(sk3)
      | ~ frontsegP(sk4,sk3) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ( sk4 = sk3 )
      | ~ ssList(sk3)
      | ~ frontsegP(sk4,sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(35,plain,
    ( ( ~ ssList(sk3)
      | ( sk4 = sk3 )
      | ~ frontsegP(sk4,sk3) )
  <=> ( ( sk4 = sk3 )
      | ~ ssList(sk3)
      | ~ frontsegP(sk4,sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(36,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ~ ssList(sk3)
      | ( sk4 = sk3 )
      | ~ frontsegP(sk4,sk3) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ( sk4 = sk3 )
      | ~ ssList(sk3)
      | ~ frontsegP(sk4,sk3) ) ),
    inference(monotonicity,[status(thm)],[35]) ).

tff(37,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ~ ssList(sk3)
      | ( sk4 = sk3 )
      | ~ frontsegP(sk4,sk3) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( sk4 = U )
            | ~ frontsegP(sk4,U) )
      | ( sk4 = sk3 )
      | ~ ssList(sk3)
      | ~ frontsegP(sk4,sk3) ) ),
    inference(transitivity,[status(thm)],[36,34]) ).

tff(38,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( sk4 = U )
          | ~ frontsegP(sk4,U) )
    | ~ ssList(sk3)
    | ( sk4 = sk3 )
    | ~ frontsegP(sk4,sk3) ),
    inference(quant_inst,[status(thm)],]) ).

tff(39,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( sk4 = U )
          | ~ frontsegP(sk4,U) )
    | ( sk4 = sk3 )
    | ~ ssList(sk3)
    | ~ frontsegP(sk4,sk3) ),
    inference(modus_ponens,[status(thm)],[38,37]) ).

tff(40,plain,
    $false,
    inference(unit_resolution,[status(thm)],[39,33,20,6,15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SWC038-1 : TPTP v8.1.0. Released v2.4.0.
% 0.06/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.33  % Computer : n016.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Sat Sep  3 21:16:37 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.34  Usage: tptp [options] [-file:]file
% 0.12/0.34    -h, -?       prints this message.
% 0.12/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.34    -m, -model   generate model.
% 0.12/0.34    -p, -proof   generate proof.
% 0.12/0.34    -c, -core    generate unsat core of named formulas.
% 0.12/0.34    -st, -statistics display statistics.
% 0.12/0.34    -t:timeout   set timeout (in second).
% 0.12/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.34    -<param>:<value> configuration parameter and value.
% 0.12/0.34    -o:<output-file> file to place output in.
% 0.19/0.44  % SZS status Unsatisfiable
% 0.19/0.44  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------