TSTP Solution File: SWC094-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SWC094-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n014.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 11:55:12 EDT 2022

% Result   : Unsatisfiable 0.18s 0.44s
% Output   : Proof 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   26
% Syntax   : Number of formulae    :   52 (  15 unt;   6 typ;   0 def)
%            Number of atoms       :  313 ( 121 equ)
%            Maximal formula atoms :   19 (   6 avg)
%            Number of connectives :  528 ( 277   ~; 226   |;   0   &)
%                                         (  25 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of FOOLs       :   16 (  16 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    3 (   2   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   92 (  82   !;   0   ?;  92   :)

% Comments : 
%------------------------------------------------------------------------------
tff(sk3_type,type,
    sk3: $i ).

tff(app_type,type,
    app: ( $i * $i ) > $i ).

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

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

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

tff(sk2_type,type,
    sk2: $i ).

tff(1,plain,
    ( ssList(sk1)
  <=> ssList(sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,plain,
    ( ssList(sk1)
  <=> ssList(sk1) ),
    inference(rewrite,[status(thm)],]) ).

tff(3,axiom,
    ssList(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_1) ).

tff(4,plain,
    ssList(sk1),
    inference(modus_ponens,[status(thm)],[3,2]) ).

tff(5,plain,
    ssList(sk3),
    inference(modus_ponens,[status(thm)],[4,1]) ).

tff(6,plain,
    ^ [U: $i] :
      refl(
        ( ( ~ ssList(U)
          | ( app(nil,U) = U ) )
      <=> ( ~ ssList(U)
          | ( app(nil,U) = U ) ) )),
    inference(bind,[status(th)],]) ).

tff(7,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | ( app(nil,U) = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( app(nil,U) = U ) ) ),
    inference(quant_intro,[status(thm)],[6]) ).

tff(8,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | ( app(nil,U) = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | ( app(nil,U) = U ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(9,axiom,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( app(nil,U) = U ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause74) ).

tff(10,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( app(nil,U) = U ) ),
    inference(modus_ponens,[status(thm)],[9,8]) ).

tff(11,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( app(nil,U) = U ) ),
    inference(skolemize,[status(sab)],[10]) ).

tff(12,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | ( app(nil,U) = U ) ),
    inference(modus_ponens,[status(thm)],[11,7]) ).

tff(13,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( app(nil,U) = U ) )
      | ~ ssList(sk3)
      | ( app(nil,sk3) = sk3 ) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( app(nil,U) = U ) )
      | ~ ssList(sk3)
      | ( app(nil,sk3) = sk3 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(14,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( app(nil,U) = U ) )
    | ~ ssList(sk3)
    | ( app(nil,sk3) = sk3 ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(15,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( app(nil,U) = U ) )
    | ~ ssList(sk3)
    | ( app(nil,sk3) = sk3 ) ),
    inference(modus_ponens,[status(thm)],[14,13]) ).

tff(16,plain,
    app(nil,sk3) = sk3,
    inference(unit_resolution,[status(thm)],[15,12,5]) ).

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

tff(18,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).

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

tff(20,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( app(nil,U) = U ) )
      | ~ ssList(nil)
      | ( app(nil,nil) = nil ) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | ( app(nil,U) = U ) )
      | ~ ssList(nil)
      | ( app(nil,nil) = nil ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(21,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( app(nil,U) = U ) )
    | ~ ssList(nil)
    | ( app(nil,nil) = nil ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(22,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | ( app(nil,U) = U ) )
    | ~ ssList(nil)
    | ( app(nil,nil) = nil ) ),
    inference(modus_ponens,[status(thm)],[21,20]) ).

tff(23,plain,
    app(nil,nil) = nil,
    inference(unit_resolution,[status(thm)],[22,19,12]) ).

tff(24,plain,
    app(app(nil,nil),sk3) = app(nil,sk3),
    inference(monotonicity,[status(thm)],[23]) ).

tff(25,plain,
    app(app(nil,nil),sk3) = sk3,
    inference(transitivity,[status(thm)],[24,16]) ).

tff(26,plain,
    ^ [B: $i,A: $i,C: $i] :
      refl(
        ( ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk3 )
          | ( app(app(A,B),C) != sk3 ) )
      <=> ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk3 )
          | ( app(app(A,B),C) != sk3 ) ) )),
    inference(bind,[status(th)],]) ).

tff(27,plain,
    ( ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk3 )
        | ( app(app(A,B),C) != sk3 ) )
  <=> ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk3 )
        | ( app(app(A,B),C) != sk3 ) ) ),
    inference(quant_intro,[status(thm)],[26]) ).

tff(28,plain,
    ^ [B: $i,A: $i,C: $i] :
      rewrite(
        ( ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk2 )
          | ( app(app(A,B),C) != sk1 ) )
      <=> ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk3 )
          | ( app(app(A,B),C) != sk3 ) ) )),
    inference(bind,[status(th)],]) ).

tff(29,plain,
    ( ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk2 )
        | ( app(app(A,B),C) != sk1 ) )
  <=> ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk3 )
        | ( app(app(A,B),C) != sk3 ) ) ),
    inference(quant_intro,[status(thm)],[28]) ).

tff(30,plain,
    ( ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk2 )
        | ( app(app(A,B),C) != sk1 ) )
  <=> ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk2 )
        | ( app(app(A,B),C) != sk1 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(31,plain,
    ^ [B: $i,A: $i,C: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( ~ ssList(A)
                  | ~ ssList(B)
                  | ~ ssList(C) )
              <=> ( ~ ssList(C)
                  | ~ ssList(A)
                  | ~ ssList(B) ) )),
              ( ( ~ ssList(A)
                | ~ ssList(B)
                | ~ ssList(C)
                | ( app(app(A,B),C) != sk1 ) )
            <=> ( ~ ssList(C)
                | ~ ssList(A)
                | ~ ssList(B)
                | ( app(app(A,B),C) != sk1 ) ) )),
            rewrite(
              ( ( ~ ssList(C)
                | ~ ssList(A)
                | ~ ssList(B)
                | ( app(app(A,B),C) != sk1 ) )
            <=> ( ~ ssList(C)
                | ~ ssList(A)
                | ~ ssList(B)
                | ( app(app(A,B),C) != sk1 ) ) )),
            ( ( ~ ssList(A)
              | ~ ssList(B)
              | ~ ssList(C)
              | ( app(app(A,B),C) != sk1 ) )
          <=> ( ~ ssList(C)
              | ~ ssList(A)
              | ~ ssList(B)
              | ( app(app(A,B),C) != sk1 ) ) )),
          ( ( ~ ssList(A)
            | ~ ssList(B)
            | ~ ssList(C)
            | ( app(app(A,B),C) != sk1 )
            | ( app(A,C) != sk2 ) )
        <=> ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(app(A,B),C) != sk1 )
            | ( app(A,C) != sk2 ) ) )),
        rewrite(
          ( ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(app(A,B),C) != sk1 )
            | ( app(A,C) != sk2 ) )
        <=> ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk2 )
            | ( app(app(A,B),C) != sk1 ) ) )),
        ( ( ~ ssList(A)
          | ~ ssList(B)
          | ~ ssList(C)
          | ( app(app(A,B),C) != sk1 )
          | ( app(A,C) != sk2 ) )
      <=> ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk2 )
          | ( app(app(A,B),C) != sk1 ) ) )),
    inference(bind,[status(th)],]) ).

tff(32,plain,
    ( ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(A)
        | ~ ssList(B)
        | ~ ssList(C)
        | ( app(app(A,B),C) != sk1 )
        | ( app(A,C) != sk2 ) )
  <=> ! [B: $i,A: $i,C: $i] :
        ( ~ ssList(C)
        | ~ ssList(A)
        | ~ ssList(B)
        | ( app(A,C) != sk2 )
        | ( app(app(A,B),C) != sk1 ) ) ),
    inference(quant_intro,[status(thm)],[31]) ).

tff(33,axiom,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(A)
      | ~ ssList(B)
      | ~ ssList(C)
      | ( app(app(A,B),C) != sk1 )
      | ( app(A,C) != sk2 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).

tff(34,plain,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(C)
      | ~ ssList(A)
      | ~ ssList(B)
      | ( app(A,C) != sk2 )
      | ( app(app(A,B),C) != sk1 ) ),
    inference(modus_ponens,[status(thm)],[33,32]) ).

tff(35,plain,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(C)
      | ~ ssList(A)
      | ~ ssList(B)
      | ( app(A,C) != sk2 )
      | ( app(app(A,B),C) != sk1 ) ),
    inference(modus_ponens,[status(thm)],[34,30]) ).

tff(36,plain,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(C)
      | ~ ssList(A)
      | ~ ssList(B)
      | ( app(A,C) != sk3 )
      | ( app(app(A,B),C) != sk3 ) ),
    inference(modus_ponens,[status(thm)],[35,29]) ).

tff(37,plain,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(C)
      | ~ ssList(A)
      | ~ ssList(B)
      | ( app(A,C) != sk3 )
      | ( app(app(A,B),C) != sk3 ) ),
    inference(skolemize,[status(sab)],[36]) ).

tff(38,plain,
    ! [B: $i,A: $i,C: $i] :
      ( ~ ssList(C)
      | ~ ssList(A)
      | ~ ssList(B)
      | ( app(A,C) != sk3 )
      | ( app(app(A,B),C) != sk3 ) ),
    inference(modus_ponens,[status(thm)],[37,27]) ).

tff(39,plain,
    ( ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(nil)
      | ~ ssList(sk3)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) )
  <=> ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(nil)
      | ~ ssList(sk3)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(40,plain,
    ( ( ~ ssList(sk3)
      | ~ ssList(nil)
      | ~ ssList(nil)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) )
  <=> ( ~ ssList(nil)
      | ~ ssList(sk3)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(41,plain,
    ( ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(sk3)
      | ~ ssList(nil)
      | ~ ssList(nil)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) )
  <=> ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(nil)
      | ~ ssList(sk3)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) ) ),
    inference(monotonicity,[status(thm)],[40]) ).

tff(42,plain,
    ( ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(sk3)
      | ~ ssList(nil)
      | ~ ssList(nil)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) )
  <=> ( ~ ! [B: $i,A: $i,C: $i] :
            ( ~ ssList(C)
            | ~ ssList(A)
            | ~ ssList(B)
            | ( app(A,C) != sk3 )
            | ( app(app(A,B),C) != sk3 ) )
      | ~ ssList(nil)
      | ~ ssList(sk3)
      | ( app(nil,sk3) != sk3 )
      | ( app(app(nil,nil),sk3) != sk3 ) ) ),
    inference(transitivity,[status(thm)],[41,39]) ).

tff(43,plain,
    ( ~ ! [B: $i,A: $i,C: $i] :
          ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk3 )
          | ( app(app(A,B),C) != sk3 ) )
    | ~ ssList(sk3)
    | ~ ssList(nil)
    | ~ ssList(nil)
    | ( app(nil,sk3) != sk3 )
    | ( app(app(nil,nil),sk3) != sk3 ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(44,plain,
    ( ~ ! [B: $i,A: $i,C: $i] :
          ( ~ ssList(C)
          | ~ ssList(A)
          | ~ ssList(B)
          | ( app(A,C) != sk3 )
          | ( app(app(A,B),C) != sk3 ) )
    | ~ ssList(nil)
    | ~ ssList(sk3)
    | ( app(nil,sk3) != sk3 )
    | ( app(app(nil,nil),sk3) != sk3 ) ),
    inference(modus_ponens,[status(thm)],[43,42]) ).

tff(45,plain,
    app(app(nil,nil),sk3) != sk3,
    inference(unit_resolution,[status(thm)],[44,19,5,38,16]) ).

tff(46,plain,
    $false,
    inference(unit_resolution,[status(thm)],[45,25]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : SWC094-1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.12  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.33  % Computer : n014.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 21:29:00 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.33  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.33  Usage: tptp [options] [-file:]file
% 0.12/0.33    -h, -?       prints this message.
% 0.12/0.33    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.33    -m, -model   generate model.
% 0.12/0.33    -p, -proof   generate proof.
% 0.12/0.33    -c, -core    generate unsat core of named formulas.
% 0.12/0.33    -st, -statistics display statistics.
% 0.12/0.33    -t:timeout   set timeout (in second).
% 0.12/0.33    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.33    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.33    -<param>:<value> configuration parameter and value.
% 0.12/0.33    -o:<output-file> file to place output in.
% 0.18/0.44  % SZS status Unsatisfiable
% 0.18/0.44  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------