TSTP Solution File: SET638+3 by Princess---230619

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Princess---230619
% Problem  : SET638+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s

% Computer : n001.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 : Thu Aug 31 15:25:48 EDT 2023

% Result   : Theorem 8.51s 2.10s
% Output   : Proof 13.24s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET638+3 : TPTP v8.1.2. Released v2.2.0.
% 0.00/0.13  % Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s
% 0.14/0.34  % Computer : n001.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Sat Aug 26 15:02:16 EDT 2023
% 0.14/0.34  % CPUTime  : 
% 0.21/0.67  ________       _____
% 0.21/0.67  ___  __ \_________(_)________________________________
% 0.21/0.67  __  /_/ /_  ___/_  /__  __ \  ___/  _ \_  ___/_  ___/
% 0.21/0.67  _  ____/_  /   _  / _  / / / /__ /  __/(__  )_(__  )
% 0.21/0.67  /_/     /_/    /_/  /_/ /_/\___/ \___//____/ /____/
% 0.21/0.67  
% 0.21/0.67  A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic
% 0.21/0.67  (2023-06-19)
% 0.21/0.67  
% 0.21/0.67  (c) Philipp Rümmer, 2009-2023
% 0.21/0.67  Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen,
% 0.21/0.67                Amanda Stjerna.
% 0.21/0.67  Free software under BSD-3-Clause.
% 0.21/0.67  
% 0.21/0.67  For more information, visit http://www.philipp.ruemmer.org/princess.shtml
% 0.21/0.67  
% 0.21/0.67  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.21/0.69  Running up to 7 provers in parallel.
% 0.21/0.72  Prover 0: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893
% 0.21/0.72  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423
% 0.21/0.72  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994
% 0.21/0.72  Prover 3: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996
% 0.21/0.72  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696
% 0.21/0.72  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288
% 0.21/0.72  Prover 6: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365
% 1.83/1.09  Prover 4: Preprocessing ...
% 1.83/1.10  Prover 1: Preprocessing ...
% 2.54/1.14  Prover 3: Preprocessing ...
% 2.54/1.14  Prover 5: Preprocessing ...
% 2.54/1.14  Prover 6: Preprocessing ...
% 2.54/1.14  Prover 0: Preprocessing ...
% 2.54/1.15  Prover 2: Preprocessing ...
% 5.15/1.53  Prover 3: Warning: ignoring some quantifiers
% 5.15/1.54  Prover 1: Warning: ignoring some quantifiers
% 5.15/1.54  Prover 4: Warning: ignoring some quantifiers
% 5.15/1.55  Prover 6: Proving ...
% 5.15/1.55  Prover 3: Constructing countermodel ...
% 5.15/1.55  Prover 5: Proving ...
% 5.15/1.55  Prover 4: Constructing countermodel ...
% 5.15/1.55  Prover 1: Constructing countermodel ...
% 5.15/1.56  Prover 0: Proving ...
% 5.15/1.56  Prover 2: Proving ...
% 8.51/1.99  Prover 1: gave up
% 8.51/1.99  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470
% 8.51/2.01  Prover 3: gave up
% 8.51/2.01  Prover 8: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089
% 8.51/2.05  Prover 8: Preprocessing ...
% 8.51/2.05  Prover 7: Preprocessing ...
% 8.51/2.10  Prover 0: proved (1399ms)
% 8.51/2.10  
% 8.51/2.10  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 8.51/2.10  
% 8.51/2.10  Prover 2: stopped
% 8.51/2.10  Prover 5: stopped
% 8.51/2.10  Prover 6: stopped
% 8.51/2.11  Prover 10: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125
% 8.51/2.11  Prover 11: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984
% 8.51/2.11  Prover 13: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443
% 8.51/2.12  Prover 16: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=completeFrugal -randomSeed=-2043353683
% 8.51/2.12  Prover 7: Warning: ignoring some quantifiers
% 8.51/2.13  Prover 13: Preprocessing ...
% 8.51/2.13  Prover 7: Constructing countermodel ...
% 8.51/2.14  Prover 11: Preprocessing ...
% 8.51/2.15  Prover 10: Preprocessing ...
% 8.51/2.16  Prover 8: Warning: ignoring some quantifiers
% 8.51/2.16  Prover 16: Preprocessing ...
% 8.51/2.16  Prover 8: Constructing countermodel ...
% 9.34/2.22  Prover 13: Warning: ignoring some quantifiers
% 9.34/2.22  Prover 16: Warning: ignoring some quantifiers
% 10.35/2.26  Prover 13: Constructing countermodel ...
% 10.35/2.26  Prover 10: Warning: ignoring some quantifiers
% 10.35/2.26  Prover 16: Constructing countermodel ...
% 10.35/2.26  Prover 10: Constructing countermodel ...
% 10.35/2.27  Prover 11: Warning: ignoring some quantifiers
% 10.35/2.27  Prover 11: Constructing countermodel ...
% 10.35/2.32  Prover 10: gave up
% 10.87/2.32  Prover 19: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=-1780594085
% 10.87/2.33  Prover 13: gave up
% 10.87/2.33  Prover 19: Preprocessing ...
% 11.78/2.46  Prover 19: Warning: ignoring some quantifiers
% 11.78/2.46  Prover 7: gave up
% 11.78/2.46  Prover 8: gave up
% 11.78/2.48  Prover 19: Constructing countermodel ...
% 12.00/2.52  Prover 16: gave up
% 12.57/2.62  Prover 4: Found proof (size 49)
% 12.57/2.62  Prover 4: proved (1905ms)
% 12.57/2.62  Prover 19: gave up
% 12.57/2.62  Prover 11: stopped
% 12.57/2.62  
% 12.57/2.62  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 12.57/2.62  
% 13.02/2.63  % SZS output start Proof for theBenchmark
% 13.02/2.63  Assumptions after simplification:
% 13.02/2.63  ---------------------------------
% 13.02/2.63  
% 13.02/2.63    (commutativity_of_intersection)
% 13.02/2.65     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (intersection(v1, v0) = v2) |  ~
% 13.02/2.65      $i(v1) |  ~ $i(v0) | (intersection(v0, v1) = v2 & $i(v2))) &  ! [v0: $i] : 
% 13.02/2.65    ! [v1: $i] :  ! [v2: $i] : ( ~ (intersection(v0, v1) = v2) |  ~ $i(v1) |  ~
% 13.02/2.65      $i(v0) | (intersection(v1, v0) = v2 & $i(v2)))
% 13.02/2.65  
% 13.02/2.65    (commutativity_of_union)
% 13.02/2.66     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (union(v1, v0) = v2) |  ~ $i(v1)
% 13.02/2.66      |  ~ $i(v0) | (union(v0, v1) = v2 & $i(v2))) &  ! [v0: $i] :  ! [v1: $i] : 
% 13.02/2.66    ! [v2: $i] : ( ~ (union(v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0) | (union(v1, v0)
% 13.02/2.66        = v2 & $i(v2)))
% 13.02/2.66  
% 13.02/2.66    (intersection_distributes_over_union)
% 13.02/2.66     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :  ! [v5:
% 13.02/2.66      $i] : ( ~ (union(v3, v4) = v5) |  ~ (intersection(v0, v2) = v4) |  ~
% 13.02/2.66      (intersection(v0, v1) = v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v6:
% 13.02/2.66        $i] : (union(v1, v2) = v6 & intersection(v0, v6) = v5 & $i(v6) & $i(v5)))
% 13.02/2.66    &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : ( ~
% 13.02/2.66      (union(v1, v2) = v3) |  ~ (intersection(v0, v3) = v4) |  ~ $i(v2) |  ~
% 13.02/2.66      $i(v1) |  ~ $i(v0) |  ? [v5: $i] :  ? [v6: $i] : (union(v5, v6) = v4 &
% 13.02/2.66        intersection(v0, v2) = v6 & intersection(v0, v1) = v5 & $i(v6) & $i(v5) &
% 13.02/2.66        $i(v4)))
% 13.02/2.66  
% 13.02/2.66    (intersection_is_subset)
% 13.02/2.66     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (intersection(v0, v1) = v2) |  ~
% 13.02/2.66      $i(v1) |  ~ $i(v0) | subset(v2, v0) = 0)
% 13.02/2.66  
% 13.02/2.66    (prove_th120)
% 13.24/2.66    $i(empty_set) &  ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ? [v3: $i] :  ?
% 13.24/2.66    [v4: int] : ( ~ (v4 = 0) & union(v1, v2) = v3 & intersection(v0, v2) =
% 13.24/2.66      empty_set & subset(v0, v3) = 0 & subset(v0, v1) = v4 & $i(v3) & $i(v2) &
% 13.24/2.66      $i(v1) & $i(v0))
% 13.24/2.66  
% 13.24/2.66    (subset_intersection)
% 13.24/2.66     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v2 = v0 |  ~ (intersection(v0, v1)
% 13.24/2.66        = v2) |  ~ $i(v1) |  ~ $i(v0) |  ? [v3: int] : ( ~ (v3 = 0) & subset(v0,
% 13.24/2.66          v1) = v3)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ (subset(v0, v1) = 0) |  ~
% 13.24/2.66      $i(v1) |  ~ $i(v0) | intersection(v0, v1) = v0)
% 13.24/2.66  
% 13.24/2.67    (union_empty_set)
% 13.24/2.67    $i(empty_set) &  ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (union(v0,
% 13.24/2.67          empty_set) = v1) |  ~ $i(v0))
% 13.24/2.67  
% 13.24/2.67    (function-axioms)
% 13.24/2.67     ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :  !
% 13.24/2.67    [v3: $i] : (v1 = v0 |  ~ (member(v3, v2) = v1) |  ~ (member(v3, v2) = v0)) & 
% 13.24/2.67    ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 13.24/2.67      (union(v3, v2) = v1) |  ~ (union(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i]
% 13.24/2.67    :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (intersection(v3, v2) = v1) |  ~
% 13.24/2.67      (intersection(v3, v2) = v0)) &  ! [v0: MultipleValueBool] :  ! [v1:
% 13.24/2.67      MultipleValueBool] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (subset(v3,
% 13.24/2.67          v2) = v1) |  ~ (subset(v3, v2) = v0)) &  ! [v0: MultipleValueBool] :  !
% 13.24/2.67    [v1: MultipleValueBool] :  ! [v2: $i] : (v1 = v0 |  ~ (empty(v2) = v1) |  ~
% 13.24/2.67      (empty(v2) = v0))
% 13.24/2.67  
% 13.24/2.67  Further assumptions not needed in the proof:
% 13.24/2.67  --------------------------------------------
% 13.24/2.67  empty_defn, empty_set_defn, equal_defn, equal_member_defn, intersection_defn,
% 13.24/2.67  reflexivity_of_subset, subset_defn, union_defn
% 13.24/2.67  
% 13.24/2.67  Those formulas are unsatisfiable:
% 13.24/2.67  ---------------------------------
% 13.24/2.67  
% 13.24/2.67  Begin of proof
% 13.24/2.67  | 
% 13.24/2.67  | ALPHA: (subset_intersection) implies:
% 13.24/2.67  |   (1)   ! [v0: $i] :  ! [v1: $i] : ( ~ (subset(v0, v1) = 0) |  ~ $i(v1) |  ~
% 13.24/2.67  |          $i(v0) | intersection(v0, v1) = v0)
% 13.24/2.67  | 
% 13.24/2.67  | ALPHA: (union_empty_set) implies:
% 13.24/2.67  |   (2)   ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (union(v0, empty_set) = v1) |
% 13.24/2.67  |           ~ $i(v0))
% 13.24/2.67  | 
% 13.24/2.67  | ALPHA: (intersection_distributes_over_union) implies:
% 13.24/2.67  |   (3)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : (
% 13.24/2.67  |          ~ (union(v1, v2) = v3) |  ~ (intersection(v0, v3) = v4) |  ~ $i(v2) |
% 13.24/2.67  |           ~ $i(v1) |  ~ $i(v0) |  ? [v5: $i] :  ? [v6: $i] : (union(v5, v6) =
% 13.24/2.67  |            v4 & intersection(v0, v2) = v6 & intersection(v0, v1) = v5 & $i(v6)
% 13.24/2.67  |            & $i(v5) & $i(v4)))
% 13.24/2.67  | 
% 13.24/2.67  | ALPHA: (commutativity_of_union) implies:
% 13.24/2.68  |   (4)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (union(v1, v0) = v2) |  ~
% 13.24/2.68  |          $i(v1) |  ~ $i(v0) | (union(v0, v1) = v2 & $i(v2)))
% 13.24/2.68  | 
% 13.24/2.68  | ALPHA: (commutativity_of_intersection) implies:
% 13.24/2.68  |   (5)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (intersection(v1, v0) =
% 13.24/2.68  |            v2) |  ~ $i(v1) |  ~ $i(v0) | (intersection(v0, v1) = v2 & $i(v2)))
% 13.24/2.68  | 
% 13.24/2.68  | ALPHA: (prove_th120) implies:
% 13.24/2.68  |   (6)   ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ? [v3: $i] :  ? [v4: int] :
% 13.24/2.68  |        ( ~ (v4 = 0) & union(v1, v2) = v3 & intersection(v0, v2) = empty_set &
% 13.24/2.68  |          subset(v0, v3) = 0 & subset(v0, v1) = v4 & $i(v3) & $i(v2) & $i(v1) &
% 13.24/2.68  |          $i(v0))
% 13.24/2.68  | 
% 13.24/2.68  | ALPHA: (function-axioms) implies:
% 13.24/2.68  |   (7)   ! [v0: MultipleValueBool] :  ! [v1: MultipleValueBool] :  ! [v2: $i] :
% 13.24/2.68  |         ! [v3: $i] : (v1 = v0 |  ~ (subset(v3, v2) = v1) |  ~ (subset(v3, v2)
% 13.24/2.68  |            = v0))
% 13.24/2.68  |   (8)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 13.24/2.68  |          (intersection(v3, v2) = v1) |  ~ (intersection(v3, v2) = v0))
% 13.24/2.68  | 
% 13.24/2.68  | DELTA: instantiating (6) with fresh symbols all_17_0, all_17_1, all_17_2,
% 13.24/2.68  |        all_17_3, all_17_4 gives:
% 13.24/2.68  |   (9)   ~ (all_17_0 = 0) & union(all_17_3, all_17_2) = all_17_1 &
% 13.24/2.68  |        intersection(all_17_4, all_17_2) = empty_set & subset(all_17_4,
% 13.24/2.68  |          all_17_1) = 0 & subset(all_17_4, all_17_3) = all_17_0 & $i(all_17_1)
% 13.24/2.68  |        & $i(all_17_2) & $i(all_17_3) & $i(all_17_4)
% 13.24/2.68  | 
% 13.24/2.68  | ALPHA: (9) implies:
% 13.24/2.68  |   (10)   ~ (all_17_0 = 0)
% 13.24/2.68  |   (11)  $i(all_17_4)
% 13.24/2.68  |   (12)  $i(all_17_3)
% 13.24/2.68  |   (13)  $i(all_17_2)
% 13.24/2.68  |   (14)  $i(all_17_1)
% 13.24/2.68  |   (15)  subset(all_17_4, all_17_3) = all_17_0
% 13.24/2.68  |   (16)  subset(all_17_4, all_17_1) = 0
% 13.24/2.68  |   (17)  intersection(all_17_4, all_17_2) = empty_set
% 13.24/2.68  |   (18)  union(all_17_3, all_17_2) = all_17_1
% 13.24/2.68  | 
% 13.24/2.68  | GROUND_INST: instantiating (1) with all_17_4, all_17_1, simplifying with (11),
% 13.24/2.68  |              (14), (16) gives:
% 13.24/2.68  |   (19)  intersection(all_17_4, all_17_1) = all_17_4
% 13.24/2.68  | 
% 13.24/2.68  | GROUND_INST: instantiating (4) with all_17_2, all_17_3, all_17_1, simplifying
% 13.24/2.68  |              with (12), (13), (18) gives:
% 13.24/2.68  |   (20)  union(all_17_2, all_17_3) = all_17_1 & $i(all_17_1)
% 13.24/2.68  | 
% 13.24/2.68  | ALPHA: (20) implies:
% 13.24/2.68  |   (21)  union(all_17_2, all_17_3) = all_17_1
% 13.24/2.68  | 
% 13.24/2.68  | GROUND_INST: instantiating (3) with all_17_4, all_17_3, all_17_2, all_17_1,
% 13.24/2.68  |              all_17_4, simplifying with (11), (12), (13), (18), (19) gives:
% 13.24/2.69  |   (22)   ? [v0: $i] :  ? [v1: $i] : (union(v0, v1) = all_17_4 &
% 13.24/2.69  |           intersection(all_17_4, all_17_2) = v1 & intersection(all_17_4,
% 13.24/2.69  |             all_17_3) = v0 & $i(v1) & $i(v0))
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (5) with all_17_1, all_17_4, all_17_4, simplifying
% 13.24/2.69  |              with (11), (14), (19) gives:
% 13.24/2.69  |   (23)  intersection(all_17_1, all_17_4) = all_17_4
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (3) with all_17_4, all_17_2, all_17_3, all_17_1,
% 13.24/2.69  |              all_17_4, simplifying with (11), (12), (13), (19), (21) gives:
% 13.24/2.69  |   (24)   ? [v0: $i] :  ? [v1: $i] : (union(v0, v1) = all_17_4 &
% 13.24/2.69  |           intersection(all_17_4, all_17_2) = v0 & intersection(all_17_4,
% 13.24/2.69  |             all_17_3) = v1 & $i(v1) & $i(v0))
% 13.24/2.69  | 
% 13.24/2.69  | DELTA: instantiating (22) with fresh symbols all_38_0, all_38_1 gives:
% 13.24/2.69  |   (25)  union(all_38_1, all_38_0) = all_17_4 & intersection(all_17_4,
% 13.24/2.69  |           all_17_2) = all_38_0 & intersection(all_17_4, all_17_3) = all_38_1 &
% 13.24/2.69  |         $i(all_38_0) & $i(all_38_1)
% 13.24/2.69  | 
% 13.24/2.69  | ALPHA: (25) implies:
% 13.24/2.69  |   (26)  $i(all_38_0)
% 13.24/2.69  |   (27)  intersection(all_17_4, all_17_3) = all_38_1
% 13.24/2.69  |   (28)  intersection(all_17_4, all_17_2) = all_38_0
% 13.24/2.69  |   (29)  union(all_38_1, all_38_0) = all_17_4
% 13.24/2.69  | 
% 13.24/2.69  | DELTA: instantiating (24) with fresh symbols all_40_0, all_40_1 gives:
% 13.24/2.69  |   (30)  union(all_40_1, all_40_0) = all_17_4 & intersection(all_17_4,
% 13.24/2.69  |           all_17_2) = all_40_1 & intersection(all_17_4, all_17_3) = all_40_0 &
% 13.24/2.69  |         $i(all_40_0) & $i(all_40_1)
% 13.24/2.69  | 
% 13.24/2.69  | ALPHA: (30) implies:
% 13.24/2.69  |   (31)  intersection(all_17_4, all_17_3) = all_40_0
% 13.24/2.69  |   (32)  intersection(all_17_4, all_17_2) = all_40_1
% 13.24/2.69  |   (33)  union(all_40_1, all_40_0) = all_17_4
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (8) with all_38_1, all_40_0, all_17_3, all_17_4,
% 13.24/2.69  |              simplifying with (27), (31) gives:
% 13.24/2.69  |   (34)  all_40_0 = all_38_1
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (8) with empty_set, all_40_1, all_17_2, all_17_4,
% 13.24/2.69  |              simplifying with (17), (32) gives:
% 13.24/2.69  |   (35)  all_40_1 = empty_set
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (8) with all_38_0, all_40_1, all_17_2, all_17_4,
% 13.24/2.69  |              simplifying with (28), (32) gives:
% 13.24/2.69  |   (36)  all_40_1 = all_38_0
% 13.24/2.69  | 
% 13.24/2.69  | COMBINE_EQS: (35), (36) imply:
% 13.24/2.69  |   (37)  all_38_0 = empty_set
% 13.24/2.69  | 
% 13.24/2.69  | SIMP: (37) implies:
% 13.24/2.69  |   (38)  all_38_0 = empty_set
% 13.24/2.69  | 
% 13.24/2.69  | REDUCE: (33), (34), (35) imply:
% 13.24/2.69  |   (39)  union(empty_set, all_38_1) = all_17_4
% 13.24/2.69  | 
% 13.24/2.69  | REDUCE: (29), (38) imply:
% 13.24/2.69  |   (40)  union(all_38_1, empty_set) = all_17_4
% 13.24/2.69  | 
% 13.24/2.69  | REDUCE: (26), (38) imply:
% 13.24/2.69  |   (41)  $i(empty_set)
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (5) with all_17_3, all_17_4, all_38_1, simplifying
% 13.24/2.69  |              with (11), (12), (27) gives:
% 13.24/2.69  |   (42)  intersection(all_17_3, all_17_4) = all_38_1 & $i(all_38_1)
% 13.24/2.69  | 
% 13.24/2.69  | ALPHA: (42) implies:
% 13.24/2.69  |   (43)  $i(all_38_1)
% 13.24/2.69  |   (44)  intersection(all_17_3, all_17_4) = all_38_1
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (3) with all_17_1, empty_set, all_38_1, all_17_4,
% 13.24/2.69  |              all_17_4, simplifying with (14), (23), (39), (41), (43) gives:
% 13.24/2.69  |   (45)   ? [v0: $i] :  ? [v1: $i] : (union(v0, v1) = all_17_4 &
% 13.24/2.69  |           intersection(all_17_1, all_38_1) = v1 & intersection(all_17_1,
% 13.24/2.69  |             empty_set) = v0 & $i(v1) & $i(v0) & $i(all_17_4))
% 13.24/2.69  | 
% 13.24/2.69  | GROUND_INST: instantiating (3) with all_17_1, all_38_1, empty_set, all_17_4,
% 13.24/2.69  |              all_17_4, simplifying with (14), (23), (40), (41), (43) gives:
% 13.24/2.70  |   (46)   ? [v0: $i] :  ? [v1: $i] : (union(v0, v1) = all_17_4 &
% 13.24/2.70  |           intersection(all_17_1, all_38_1) = v0 & intersection(all_17_1,
% 13.24/2.70  |             empty_set) = v1 & $i(v1) & $i(v0) & $i(all_17_4))
% 13.24/2.70  | 
% 13.24/2.70  | GROUND_INST: instantiating (2) with all_38_1, all_17_4, simplifying with (40),
% 13.24/2.70  |              (43) gives:
% 13.24/2.70  |   (47)  all_38_1 = all_17_4
% 13.24/2.70  | 
% 13.24/2.70  | DELTA: instantiating (46) with fresh symbols all_68_0, all_68_1 gives:
% 13.24/2.70  |   (48)  union(all_68_1, all_68_0) = all_17_4 & intersection(all_17_1,
% 13.24/2.70  |           all_38_1) = all_68_1 & intersection(all_17_1, empty_set) = all_68_0
% 13.24/2.70  |         & $i(all_68_0) & $i(all_68_1) & $i(all_17_4)
% 13.24/2.70  | 
% 13.24/2.70  | ALPHA: (48) implies:
% 13.24/2.70  |   (49)  $i(all_68_1)
% 13.24/2.70  |   (50)  intersection(all_17_1, all_38_1) = all_68_1
% 13.24/2.70  | 
% 13.24/2.70  | DELTA: instantiating (45) with fresh symbols all_70_0, all_70_1 gives:
% 13.24/2.70  |   (51)  union(all_70_1, all_70_0) = all_17_4 & intersection(all_17_1,
% 13.24/2.70  |           all_38_1) = all_70_0 & intersection(all_17_1, empty_set) = all_70_1
% 13.24/2.70  |         & $i(all_70_0) & $i(all_70_1) & $i(all_17_4)
% 13.24/2.70  | 
% 13.24/2.70  | ALPHA: (51) implies:
% 13.24/2.70  |   (52)  intersection(all_17_1, all_38_1) = all_70_0
% 13.24/2.70  | 
% 13.24/2.70  | REDUCE: (47), (52) imply:
% 13.24/2.70  |   (53)  intersection(all_17_1, all_17_4) = all_70_0
% 13.24/2.70  | 
% 13.24/2.70  | REDUCE: (47), (50) imply:
% 13.24/2.70  |   (54)  intersection(all_17_1, all_17_4) = all_68_1
% 13.24/2.70  | 
% 13.24/2.70  | REDUCE: (44), (47) imply:
% 13.24/2.70  |   (55)  intersection(all_17_3, all_17_4) = all_17_4
% 13.24/2.70  | 
% 13.24/2.70  | GROUND_INST: instantiating (8) with all_17_4, all_70_0, all_17_4, all_17_1,
% 13.24/2.70  |              simplifying with (23), (53) gives:
% 13.24/2.70  |   (56)  all_70_0 = all_17_4
% 13.24/2.70  | 
% 13.24/2.70  | GROUND_INST: instantiating (8) with all_68_1, all_70_0, all_17_4, all_17_1,
% 13.24/2.70  |              simplifying with (53), (54) gives:
% 13.24/2.70  |   (57)  all_70_0 = all_68_1
% 13.24/2.70  | 
% 13.24/2.70  | COMBINE_EQS: (56), (57) imply:
% 13.24/2.70  |   (58)  all_68_1 = all_17_4
% 13.24/2.70  | 
% 13.24/2.70  | GROUND_INST: instantiating (intersection_is_subset) with all_17_3, all_17_4,
% 13.24/2.70  |              all_17_4, simplifying with (11), (12), (55) gives:
% 13.24/2.70  |   (59)  subset(all_17_4, all_17_3) = 0
% 13.24/2.70  | 
% 13.24/2.70  | GROUND_INST: instantiating (7) with all_17_0, 0, all_17_3, all_17_4,
% 13.24/2.70  |              simplifying with (15), (59) gives:
% 13.24/2.70  |   (60)  all_17_0 = 0
% 13.24/2.70  | 
% 13.24/2.70  | REDUCE: (10), (60) imply:
% 13.24/2.70  |   (61)  $false
% 13.24/2.70  | 
% 13.24/2.70  | CLOSE: (61) is inconsistent.
% 13.24/2.70  | 
% 13.24/2.70  End of proof
% 13.24/2.70  % SZS output end Proof for theBenchmark
% 13.24/2.70  
% 13.24/2.70  2029ms
%------------------------------------------------------------------------------