TSTP Solution File: DAT213^1 by Leo-III---1.7.10

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.10
% Problem  : DAT213^1 : TPTP v8.1.2. Released v7.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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 : Tue May  7 07:39:46 EDT 2024

% Result   : Theorem 6.90s 2.52s
% Output   : Refutation 7.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   39
% Syntax   : Number of formulae    :   64 (  28 unt;  16 typ;   0 def)
%            Number of atoms       :  116 (  42 equ;   0 cnn)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  679 (  14   ~;   0   |;   8   &; 617   @)
%                                         (   0 <=>;  40  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   8 avg)
%            Number of types       :    4 (   3 usr)
%            Number of type conns  :   62 (  62   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   17 (  15 usr;   6 con; 0-5 aty)
%            Number of variables   :  210 (   6   ^ 184   !;   8   ?; 210   :)
%                                         (  12  !>;   0  ?*;   0  @-;   0  @+)

% Comments : 
%------------------------------------------------------------------------------
thf(real_type,type,
    real: $tType ).

thf(nat_type,type,
    nat: $tType ).

thf(a_type,type,
    a: $tType ).

thf(collect_type,type,
    collect: 
      !>[TA: $tType] : ( ( TA > $o ) > ( set @ TA ) ) ).

thf(linorder_bst_type,type,
    linorder_bst: 
      !>[TA: $tType] : ( ( tree @ TA ) > $o ) ).

thf(mirror_type,type,
    mirror: 
      !>[TA: $tType] : ( ( tree @ TA ) > ( tree @ TA ) ) ).

thf(subtrees_type,type,
    subtrees: 
      !>[TA: $tType] : ( ( tree @ TA ) > ( set @ ( tree @ TA ) ) ) ).

thf(node_type,type,
    node: 
      !>[TA: $tType] : ( ( tree @ TA ) > TA > ( tree @ TA ) > ( tree @ TA ) ) ).

thf(case_tree_type,type,
    case_tree: 
      !>[TA: $tType,TB: $tType] : ( TB > ( ( tree @ TA ) > TA > ( tree @ TA ) > TB ) > ( tree @ TA ) > TB ) ).

thf(pred_tree_type,type,
    pred_tree: 
      !>[TA: $tType] : ( ( TA > $o ) > ( tree @ TA ) > $o ) ).

thf(rec_tree_type,type,
    rec_tree: 
      !>[TA: $tType,TB: $tType] : ( TB > ( ( tree @ TA ) > TA > ( tree @ TA ) > TB > TB > TB ) > ( tree @ TA ) > TB ) ).

thf(set_tree_type,type,
    set_tree: 
      !>[TA: $tType] : ( ( tree @ TA ) > ( set @ TA ) ) ).

thf(member_type,type,
    member: 
      !>[TA: $tType] : ( TA > ( set @ TA ) > $o ) ).

thf(a2_type,type,
    a2: a ).

thf(t_type,type,
    t: tree @ a ).

thf(thesis_type,type,
    thesis: $o ).

thf(23,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA] : ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ B @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_7_tree_Oset__intros_I2_J) ).

thf(88,plain,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA] : ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ B @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(12,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( ! [C: tree @ TA] :
            ( ? [D: TA,E: tree @ TA] :
                ( B
                = ( node @ TA @ C @ D @ E ) )
           => ~ ( member @ TA @ A @ ( set_tree @ TA @ C ) ) )
       => ( ! [C: tree @ TA,D: tree @ TA] :
              ( B
             != ( node @ TA @ C @ A @ D ) )
         => ~ ! [C: tree @ TA,D: TA,E: tree @ TA] :
                ( ( B
                  = ( node @ TA @ C @ D @ E ) )
               => ~ ( member @ TA @ A @ ( set_tree @ TA @ E ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_9_tree_Oset__cases) ).

thf(56,plain,
    ! [TA: $tType,A: TA,B: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( ! [C: tree @ TA] :
            ( ? [D: TA,E: tree @ TA] :
                ( B
                = ( node @ TA @ C @ D @ E ) )
           => ~ ( member @ TA @ A @ ( set_tree @ TA @ C ) ) )
       => ( ! [C: tree @ TA,D: tree @ TA] :
              ( B
             != ( node @ TA @ C @ A @ D ) )
         => ~ ! [C: tree @ TA,D: TA,E: tree @ TA] :
                ( ( B
                  = ( node @ TA @ C @ D @ E ) )
               => ~ ( member @ TA @ A @ ( set_tree @ TA @ E ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(21,axiom,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA,D: tree @ TA] :
      ( ( member @ ( tree @ TA ) @ ( node @ TA @ A @ B @ C ) @ ( subtrees @ TA @ D ) )
     => ( member @ TA @ B @ ( set_tree @ TA @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_4_in__set__tree__if) ).

thf(85,plain,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA,D: tree @ TA] :
      ( ( member @ ( tree @ TA ) @ ( node @ TA @ A @ B @ C ) @ ( subtrees @ TA @ D ) )
     => ( member @ TA @ B @ ( set_tree @ TA @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(15,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA,D: tree @ TA] :
      ( ~ ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ~ ( member @ ( tree @ TA ) @ ( node @ TA @ C @ A @ D ) @ ( subtrees @ TA @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_5_Node__notin__subtrees__if) ).

thf(70,plain,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA,D: tree @ TA] :
      ( ~ ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ~ ( member @ ( tree @ TA ) @ ( node @ TA @ C @ A @ D ) @ ( subtrees @ TA @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(13,axiom,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA] :
      ( ( mirror @ TA @ ( node @ TA @ A @ B @ C ) )
      = ( node @ TA @ ( mirror @ TA @ C ) @ B @ ( mirror @ TA @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_23_mirror_Osimps_I2_J) ).

thf(65,plain,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA] :
      ( ( mirror @ TA @ ( node @ TA @ A @ B @ C ) )
      = ( node @ TA @ ( mirror @ TA @ C ) @ B @ ( mirror @ TA @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(11,axiom,
    ! [TA: $tType,TB: $tType,A: TB,B: ( tree @ TA ) > TA > ( tree @ TA ) > TB > TB > TB,C: tree @ TA,D: TA,E: tree @ TA] :
      ( ( rec_tree @ TB @ TA @ A @ B @ ( node @ TA @ C @ D @ E ) )
      = ( B @ C @ D @ E @ ( rec_tree @ TB @ TA @ A @ B @ C ) @ ( rec_tree @ TB @ TA @ A @ B @ E ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_10_tree_Osimps_I7_J) ).

thf(53,plain,
    ! [TA: $tType,TB: $tType,A: TB,B: ( tree @ TA ) > TA > ( tree @ TA ) > TB > TB > TB,C: tree @ TA,D: TA,E: tree @ TA] :
      ( ( rec_tree @ TB @ TA @ A @ B @ ( node @ TA @ C @ D @ E ) )
      = ( B @ C @ D @ E @ ( rec_tree @ TB @ TA @ A @ B @ C ) @ ( rec_tree @ TB @ TA @ A @ B @ E ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(18,axiom,
    ! [TA: $tType,TB: $tType,A: TB,B: ( tree @ TA ) > TA > ( tree @ TA ) > TB,C: tree @ TA,D: TA,E: tree @ TA] :
      ( ( case_tree @ TB @ TA @ A @ B @ ( node @ TA @ C @ D @ E ) )
      = ( B @ C @ D @ E ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_13_tree_Osimps_I5_J) ).

thf(77,plain,
    ! [TA: $tType,TB: $tType,A: TB,B: ( tree @ TA ) > TA > ( tree @ TA ) > TB,C: tree @ TA,D: TA,E: tree @ TA] :
      ( ( case_tree @ TB @ TA @ A @ B @ ( node @ TA @ C @ D @ E ) )
      = ( B @ C @ D @ E ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(5,axiom,
    ! [TA: $tType,A: TA > $o,B: TA > $o] :
      ( ! [C: TA] :
          ( ( A @ C )
          = ( B @ C ) )
     => ( ( collect @ TA @ A )
        = ( collect @ TA @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_46_Collect__cong) ).

thf(32,plain,
    ! [TA: $tType,A: TA > $o,B: TA > $o] :
      ( ! [C: TA] :
          ( ( A @ C )
          = ( B @ C ) )
     => ( ( collect @ TA @ A )
        = ( collect @ TA @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(10,axiom,
    ! [TA: $tType,A: TA,B: TA > $o] :
      ( ( member @ TA @ A @ ( collect @ TA @ B ) )
      = ( B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_44_mem__Collect__eq) ).

thf(50,plain,
    ! [TA: $tType,A: TA,B: TA > $o] :
      ( ( member @ TA @ A @ ( collect @ TA @ B ) )
      = ( B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(16,axiom,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA,D: tree @ TA,E: TA,F: tree @ TA] :
      ( ( ( node @ TA @ A @ B @ C )
        = ( node @ TA @ D @ E @ F ) )
      = ( ( A = D )
        & ( B = E )
        & ( C = F ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_2_tree_Oinject) ).

thf(72,plain,
    ! [TA: $tType,A: tree @ TA,B: TA,C: tree @ TA,D: tree @ TA,E: TA,F: tree @ TA] :
      ( ( ( node @ TA @ A @ B @ C )
        = ( node @ TA @ D @ E @ F ) )
      = ( ( A = D )
        & ( B = E )
        & ( C = F ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(22,axiom,
    member @ a @ a2 @ ( set_tree @ a @ t ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_0_assms_I2_J) ).

thf(87,plain,
    member @ a @ a2 @ ( set_tree @ a @ t ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(3,axiom,
    ! [TA: $tType,A: tree @ TA] :
      ( ( mirror @ TA @ ( mirror @ TA @ A ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_26_mirror__mirror) ).

thf(26,plain,
    ! [TA: $tType,A: tree @ TA] :
      ( ( mirror @ TA @ ( mirror @ TA @ A ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(17,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ? [C: tree @ TA,D: tree @ TA] : ( member @ ( tree @ TA ) @ ( node @ TA @ C @ A @ D ) @ ( subtrees @ TA @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_3_set__treeE) ).

thf(75,plain,
    ! [TA: $tType,A: TA,B: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ? [C: tree @ TA,D: tree @ TA] : ( member @ ( tree @ TA ) @ ( node @ TA @ C @ A @ D ) @ ( subtrees @ TA @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(7,axiom,
    ! [TA: $tType,A: TA > $o,B: tree @ TA,C: TA > $o] :
      ( ( pred_tree @ TA @ A @ B )
     => ( ! [D: TA] :
            ( ( member @ TA @ D @ ( set_tree @ TA @ B ) )
           => ( ( A @ D )
             => ( C @ D ) ) )
       => ( pred_tree @ TA @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_15_tree_Opred__mono__strong) ).

thf(42,plain,
    ! [TA: $tType,A: TA > $o,B: tree @ TA,C: TA > $o] :
      ( ( pred_tree @ TA @ A @ B )
     => ( ! [D: TA] :
            ( ( member @ TA @ D @ ( set_tree @ TA @ B ) )
           => ( ( A @ D )
             => ( C @ D ) ) )
       => ( pred_tree @ TA @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(1,conjecture,
    thesis,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj_1) ).

thf(2,negated_conjecture,
    ~ thesis,
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(25,plain,
    ~ thesis,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(8,axiom,
    linorder_bst @ a @ t,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_1_assms_I1_J) ).

thf(46,plain,
    linorder_bst @ a @ t,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(4,axiom,
    ! [TA: $tType] :
      ( ( pred_tree @ TA )
      = ( ^ [A: TA > $o,B: tree @ TA] :
          ! [C: TA] :
            ( ( member @ TA @ C @ ( set_tree @ TA @ B ) )
           => ( A @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_18_tree_Opred__set) ).

thf(29,plain,
    ! [TA: $tType] :
      ( ( pred_tree @ TA )
      = ( ^ [A: TA > $o,B: tree @ TA] :
          ! [C: TA] :
            ( ( member @ TA @ C @ ( set_tree @ TA @ B ) )
           => ( A @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(19,axiom,
    ! [TA: $tType,A: set @ TA] :
      ( ( collect @ TA
        @ ^ [B: TA] : ( member @ TA @ B @ A ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_45_Collect__mem__eq) ).

thf(80,plain,
    ! [TA: $tType,A: set @ TA] :
      ( ( collect @ TA
        @ ^ [B: TA] : ( member @ TA @ B @ A ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(6,axiom,
    ! [TA: $tType,A: tree @ TA,B: tree @ TA,C: TA > $o,D: TA > $o] :
      ( ( A = B )
     => ( ! [E: TA] :
            ( ( member @ TA @ E @ ( set_tree @ TA @ B ) )
           => ( ( C @ E )
              = ( D @ E ) ) )
       => ( ( pred_tree @ TA @ C @ A )
          = ( pred_tree @ TA @ D @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_14_tree_Opred__cong) ).

thf(35,plain,
    ! [TA: $tType,A: tree @ TA,B: tree @ TA,C: TA > $o,D: TA > $o] :
      ( ( A = B )
     => ( ! [E: TA] :
            ( ( member @ TA @ E @ ( set_tree @ TA @ B ) )
           => ( ( C @ E )
              = ( D @ E ) ) )
       => ( ( pred_tree @ TA @ C @ A )
          = ( pred_tree @ TA @ D @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(9,axiom,
    ! [TA: $tType,A: TA > $o,B: tree @ TA,C: TA,D: tree @ TA] :
      ( ( pred_tree @ TA @ A @ ( node @ TA @ B @ C @ D ) )
      = ( ( pred_tree @ TA @ A @ B )
        & ( A @ C )
        & ( pred_tree @ TA @ A @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_11_tree_Opred__inject_I2_J) ).

thf(47,plain,
    ! [TA: $tType,A: TA > $o,B: tree @ TA,C: TA,D: tree @ TA] :
      ( ( pred_tree @ TA @ A @ ( node @ TA @ B @ C @ D ) )
      = ( ( pred_tree @ TA @ A @ B )
        & ( A @ C )
        & ( pred_tree @ TA @ A @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(14,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA,D: TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ C @ D @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_6_tree_Oset__intros_I3_J) ).

thf(68,plain,
    ! [TA: $tType,A: TA,B: tree @ TA,C: tree @ TA,D: TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ C @ D @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(24,axiom,
    ! [A: tree @ a,B: tree @ a] :
      ( ( member @ ( tree @ a ) @ ( node @ a @ A @ a2 @ B ) @ ( subtrees @ a @ t ) )
     => thesis ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj_0) ).

thf(90,plain,
    ! [A: tree @ a,B: tree @ a] :
      ( ( member @ ( tree @ a ) @ ( node @ a @ A @ a2 @ B ) @ ( subtrees @ a @ t ) )
     => thesis ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(20,axiom,
    ! [TA: $tType,A: TA,B: tree @ TA,C: TA,D: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ B @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_8_tree_Oset__intros_I1_J) ).

thf(83,plain,
    ! [TA: $tType,A: TA,B: tree @ TA,C: TA,D: tree @ TA] :
      ( ( member @ TA @ A @ ( set_tree @ TA @ B ) )
     => ( member @ TA @ A @ ( set_tree @ TA @ ( node @ TA @ B @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(93,plain,
    $false,
    inference(e,[status(thm)],[88,56,85,70,65,53,77,32,50,72,87,26,75,42,25,46,29,80,35,47,68,90,83]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : DAT213^1 : TPTP v8.1.2. Released v7.0.0.
% 0.08/0.16  % Command  : run_Leo-III %s %d
% 0.17/0.38  % Computer : n027.cluster.edu
% 0.17/0.38  % Model    : x86_64 x86_64
% 0.17/0.38  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.38  % Memory   : 8042.1875MB
% 0.17/0.38  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.38  % CPULimit : 300
% 0.17/0.38  % WCLimit  : 300
% 0.17/0.38  % DateTime : Mon May  6 11:29:24 EDT 2024
% 0.17/0.38  % CPUTime  : 
% 0.98/0.88  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.77/1.15  % [INFO] 	 Parsing done (260ms). 
% 2.03/1.15  % [INFO] 	 Running in sequential loop mode. 
% 2.74/1.37  % [INFO] 	 eprover registered as external prover. 
% 2.74/1.37  % [INFO] 	 cvc4 registered as external prover. 
% 2.74/1.38  % [INFO] 	 Scanning for conjecture ... 
% 2.93/1.47  % [INFO] 	 Found a conjecture and 307 axioms. Running axiom selection ... 
% 3.01/1.53  % [INFO] 	 Axiom selection finished. Selected 22 axioms (removed 285 axioms). 
% 3.32/1.59  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 3.32/1.60  % [INFO] 	 Type checking passed. 
% 3.32/1.60  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 6.90/2.52  % External prover 'e' found a proof!
% 6.90/2.52  % [INFO] 	 Killing All external provers ... 
% 6.90/2.52  % Time passed: 1966ms (effective reasoning time: 1359ms)
% 6.90/2.52  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 6.90/2.52  % Axioms used in derivation (22): fact_13_tree_Osimps_I5_J, fact_0_assms_I2_J, fact_15_tree_Opred__mono__strong, fact_11_tree_Opred__inject_I2_J, fact_1_assms_I1_J, fact_26_mirror__mirror, fact_10_tree_Osimps_I7_J, fact_45_Collect__mem__eq, fact_7_tree_Oset__intros_I2_J, fact_2_tree_Oinject, fact_8_tree_Oset__intros_I1_J, fact_4_in__set__tree__if, fact_18_tree_Opred__set, fact_9_tree_Oset__cases, fact_3_set__treeE, fact_23_mirror_Osimps_I2_J, fact_6_tree_Oset__intros_I3_J, fact_5_Node__notin__subtrees__if, conj_0, fact_46_Collect__cong, fact_44_mem__Collect__eq, fact_14_tree_Opred__cong
% 6.90/2.52  % No. of inferences in proof: 48
% 6.90/2.52  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1966 ms resp. 1359 ms w/o parsing
% 7.14/2.56  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 7.14/2.56  % [INFO] 	 Killing All external provers ... 
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