TSTP Solution File: SWW679_1 by Princess---230619

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Princess---230619
% Problem  : SWW679_1 : TPTP v8.1.2. Released v6.4.0.
% Transfm  : none
% Format   : tptp
% Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s

% Computer : n017.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 : Fri Sep  1 00:51:06 EDT 2023

% Result   : Theorem 5.89s 1.55s
% Output   : Proof 7.40s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SWW679_1 : TPTP v8.1.2. Released v6.4.0.
% 0.08/0.13  % Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s
% 0.13/0.34  % Computer : n017.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Sun Aug 27 19:47:12 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.61  ________       _____
% 0.20/0.61  ___  __ \_________(_)________________________________
% 0.20/0.61  __  /_/ /_  ___/_  /__  __ \  ___/  _ \_  ___/_  ___/
% 0.20/0.61  _  ____/_  /   _  / _  / / / /__ /  __/(__  )_(__  )
% 0.20/0.61  /_/     /_/    /_/  /_/ /_/\___/ \___//____/ /____/
% 0.20/0.61  
% 0.20/0.61  A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic
% 0.20/0.62  (2023-06-19)
% 0.20/0.62  
% 0.20/0.62  (c) Philipp Rümmer, 2009-2023
% 0.20/0.62  Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen,
% 0.20/0.62                Amanda Stjerna.
% 0.20/0.62  Free software under BSD-3-Clause.
% 0.20/0.62  
% 0.20/0.62  For more information, visit http://www.philipp.ruemmer.org/princess.shtml
% 0.20/0.62  
% 0.20/0.62  Loading /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 0.20/0.63  Running up to 7 provers in parallel.
% 0.20/0.64  Prover 0: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893
% 0.20/0.64  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423
% 0.20/0.64  Prover 3: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996
% 0.20/0.64  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994
% 0.20/0.64  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696
% 0.20/0.64  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288
% 0.20/0.64  Prover 6: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365
% 2.88/1.10  Prover 4: Preprocessing ...
% 2.88/1.11  Prover 1: Preprocessing ...
% 2.88/1.13  Prover 5: Preprocessing ...
% 2.88/1.13  Prover 6: Preprocessing ...
% 2.88/1.13  Prover 2: Preprocessing ...
% 2.88/1.13  Prover 3: Preprocessing ...
% 2.88/1.13  Prover 0: Preprocessing ...
% 5.02/1.42  Prover 1: Constructing countermodel ...
% 5.02/1.42  Prover 3: Constructing countermodel ...
% 5.02/1.42  Prover 6: Proving ...
% 5.20/1.49  Prover 5: Proving ...
% 5.20/1.50  Prover 4: Constructing countermodel ...
% 5.89/1.53  Prover 0: Proving ...
% 5.89/1.55  Prover 2: Proving ...
% 5.89/1.55  Prover 3: proved (915ms)
% 5.89/1.55  
% 5.89/1.55  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 5.89/1.55  
% 5.89/1.56  Prover 5: stopped
% 5.89/1.56  Prover 6: stopped
% 5.89/1.56  Prover 0: stopped
% 5.89/1.56  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470
% 5.89/1.56  Prover 10: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125
% 5.89/1.56  Prover 2: stopped
% 5.89/1.56  Prover 11: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984
% 5.89/1.56  Prover 13: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443
% 5.89/1.56  Prover 8: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089
% 6.41/1.60  Prover 13: Preprocessing ...
% 6.41/1.61  Prover 8: Preprocessing ...
% 6.41/1.62  Prover 10: Preprocessing ...
% 6.41/1.62  Prover 7: Preprocessing ...
% 6.41/1.63  Prover 11: Preprocessing ...
% 7.02/1.69  Prover 1: Found proof (size 27)
% 7.02/1.69  Prover 1: proved (1058ms)
% 7.02/1.70  Prover 4: stopped
% 7.23/1.72  Prover 10: Warning: ignoring some quantifiers
% 7.40/1.72  Prover 10: Constructing countermodel ...
% 7.40/1.73  Prover 8: Warning: ignoring some quantifiers
% 7.40/1.73  Prover 10: stopped
% 7.40/1.73  Prover 8: Constructing countermodel ...
% 7.40/1.74  Prover 8: stopped
% 7.40/1.74  Prover 7: Warning: ignoring some quantifiers
% 7.40/1.75  Prover 7: Constructing countermodel ...
% 7.40/1.75  Prover 7: stopped
% 7.40/1.75  Prover 13: Warning: ignoring some quantifiers
% 7.40/1.76  Prover 13: Constructing countermodel ...
% 7.40/1.77  Prover 13: stopped
% 7.40/1.78  Prover 11: Constructing countermodel ...
% 7.40/1.78  Prover 11: stopped
% 7.40/1.78  
% 7.40/1.78  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 7.40/1.78  
% 7.40/1.79  % SZS output start Proof for theBenchmark
% 7.40/1.79  Assumptions after simplification:
% 7.40/1.79  ---------------------------------
% 7.40/1.79  
% 7.40/1.79    (formula_006)
% 7.40/1.82    Tree(empty:Tree) &  ! [v0: Tree] :  ! [v1: int] : (v1 = 0 |  ~ (searchtree(v0)
% 7.40/1.82        = v1) |  ~ Tree(v0) | ( ~ (v0 = empty:Tree) &  ? [v2: Tree] :  ? [v3: any]
% 7.40/1.82        :  ? [v4: Tree] :  ? [v5: any] :  ? [v6: int] : (searchtree(v4) = v5 &
% 7.40/1.82          searchtree(v2) = v3 & val:(Tree)>Int(v0) = v6 & left:(Tree)>Tree(v0) =
% 7.40/1.82          v2 & right:(Tree)>Tree(v0) = v4 & Tree(v4) & Tree(v2) & ( ~ (v5 = 0) | 
% 7.40/1.82            ~ (v3 = 0) |  ? [v7: int] : ($lesseq(v7, v6) & in(v7, v4) = 0) |  ?
% 7.40/1.82            [v7: int] : ($lesseq(1, $difference(v7, v6)) & in(v7, v2) = 0))))) & 
% 7.40/1.82    ! [v0: Tree] : (v0 = empty:Tree |  ~ (searchtree(v0) = 0) |  ~ Tree(v0) |  ?
% 7.40/1.82      [v1: Tree] :  ? [v2: Tree] :  ? [v3: int] : (searchtree(v2) = 0 &
% 7.40/1.82        searchtree(v1) = 0 & val:(Tree)>Int(v0) = v3 & left:(Tree)>Tree(v0) = v1 &
% 7.40/1.82        right:(Tree)>Tree(v0) = v2 & Tree(v2) & Tree(v1) &  ! [v4: int] : ( ~
% 7.40/1.82          ($lesseq(v4, v3)) |  ~ (in(v4, v2) = 0)) &  ! [v4: int] : ( ~
% 7.40/1.82          ($lesseq(1, $difference(v4, v3))) |  ~ (in(v4, v1) = 0))))
% 7.40/1.82  
% 7.40/1.82    (formula_007)
% 7.40/1.82    Tree(empty:Tree) &  ? [v0: Tree] :  ? [v1: int] :  ? [v2: int] :  ? [v3: Tree]
% 7.40/1.82    :  ? [v4: Tree] : ( ~ (v2 = v1) &  ~ (v0 = empty:Tree) & searchtree(v0) = 0 &
% 7.40/1.82      val:(Tree)>Int(v0) = v2 & left:(Tree)>Tree(v0) = v3 & right:(Tree)>Tree(v0)
% 7.40/1.82      = v4 & Tree(v4) & Tree(v3) & Tree(v0) & (($lesseq(1, $difference(v1, v2)) & 
% 7.40/1.82          ~ (searchtree(v4) = 0)) | ($lesseq(1, $difference(v2, v1)) &  ~
% 7.40/1.82          (searchtree(v3) = 0))))
% 7.40/1.82  
% 7.40/1.82    (function-axioms)
% 7.40/1.82     ! [v0: Tree] :  ! [v1: Tree] :  ! [v2: Tree] :  ! [v3: Tree] :  ! [v4: int] :
% 7.40/1.82    (v1 = v0 |  ~ (node:(Int*Tree*Tree)>Tree(v4, v3, v2) = v1) |  ~
% 7.40/1.82      (node:(Int*Tree*Tree)>Tree(v4, v3, v2) = v0)) &  ! [v0: MultipleValueBool] :
% 7.40/1.82     ! [v1: MultipleValueBool] :  ! [v2: Tree] :  ! [v3: int] : (v1 = v0 |  ~
% 7.40/1.82      (in(v3, v2) = v1) |  ~ (in(v3, v2) = v0)) &  ! [v0: MultipleValueBool] :  !
% 7.40/1.82    [v1: MultipleValueBool] :  ! [v2: Tree] : (v1 = v0 |  ~ (searchtree(v2) = v1)
% 7.40/1.82      |  ~ (searchtree(v2) = v0)) &  ! [v0: int] :  ! [v1: int] :  ! [v2: Tree] :
% 7.40/1.82    (v1 = v0 |  ~ (val:(Tree)>Int(v2) = v1) |  ~ (val:(Tree)>Int(v2) = v0)) &  !
% 7.40/1.82    [v0: Tree] :  ! [v1: Tree] :  ! [v2: Tree] : (v1 = v0 |  ~
% 7.40/1.82      (left:(Tree)>Tree(v2) = v1) |  ~ (left:(Tree)>Tree(v2) = v0)) &  ! [v0:
% 7.40/1.82      Tree] :  ! [v1: Tree] :  ! [v2: Tree] : (v1 = v0 |  ~ (right:(Tree)>Tree(v2)
% 7.40/1.82        = v1) |  ~ (right:(Tree)>Tree(v2) = v0))
% 7.40/1.83  
% 7.40/1.83  Further assumptions not needed in the proof:
% 7.40/1.83  --------------------------------------------
% 7.40/1.83  formula, formula_001, formula_002, formula_003, formula_004, formula_005
% 7.40/1.83  
% 7.40/1.83  Those formulas are unsatisfiable:
% 7.40/1.83  ---------------------------------
% 7.40/1.83  
% 7.40/1.83  Begin of proof
% 7.40/1.83  | 
% 7.40/1.83  | ALPHA: (formula_006) implies:
% 7.40/1.83  |   (1)   ! [v0: Tree] : (v0 = empty:Tree |  ~ (searchtree(v0) = 0) |  ~
% 7.40/1.83  |          Tree(v0) |  ? [v1: Tree] :  ? [v2: Tree] :  ? [v3: int] :
% 7.40/1.83  |          (searchtree(v2) = 0 & searchtree(v1) = 0 & val:(Tree)>Int(v0) = v3 &
% 7.40/1.83  |            left:(Tree)>Tree(v0) = v1 & right:(Tree)>Tree(v0) = v2 & Tree(v2) &
% 7.40/1.83  |            Tree(v1) &  ! [v4: int] : ( ~ ($lesseq(v4, v3)) |  ~ (in(v4, v2) =
% 7.40/1.83  |                0)) &  ! [v4: int] : ( ~ ($lesseq(1, $difference(v4, v3))) |  ~
% 7.40/1.83  |              (in(v4, v1) = 0))))
% 7.40/1.83  | 
% 7.40/1.83  | ALPHA: (formula_007) implies:
% 7.40/1.83  |   (2)   ? [v0: Tree] :  ? [v1: int] :  ? [v2: int] :  ? [v3: Tree] :  ? [v4:
% 7.40/1.83  |          Tree] : ( ~ (v2 = v1) &  ~ (v0 = empty:Tree) & searchtree(v0) = 0 &
% 7.40/1.83  |          val:(Tree)>Int(v0) = v2 & left:(Tree)>Tree(v0) = v3 &
% 7.40/1.83  |          right:(Tree)>Tree(v0) = v4 & Tree(v4) & Tree(v3) & Tree(v0) &
% 7.40/1.83  |          (($lesseq(1, $difference(v1, v2)) &  ~ (searchtree(v4) = 0)) |
% 7.40/1.83  |            ($lesseq(1, $difference(v2, v1)) &  ~ (searchtree(v3) = 0))))
% 7.40/1.83  | 
% 7.40/1.83  | ALPHA: (function-axioms) implies:
% 7.40/1.83  |   (3)   ! [v0: Tree] :  ! [v1: Tree] :  ! [v2: Tree] : (v1 = v0 |  ~
% 7.40/1.83  |          (right:(Tree)>Tree(v2) = v1) |  ~ (right:(Tree)>Tree(v2) = v0))
% 7.40/1.83  |   (4)   ! [v0: Tree] :  ! [v1: Tree] :  ! [v2: Tree] : (v1 = v0 |  ~
% 7.40/1.83  |          (left:(Tree)>Tree(v2) = v1) |  ~ (left:(Tree)>Tree(v2) = v0))
% 7.40/1.83  | 
% 7.40/1.83  | DELTA: instantiating (2) with fresh symbols all_13_0, all_13_1, all_13_2,
% 7.40/1.83  |        all_13_3, all_13_4 gives:
% 7.40/1.84  |   (5)   ~ (all_13_2 = all_13_3) &  ~ (all_13_4 = empty:Tree) &
% 7.40/1.84  |        searchtree(all_13_4) = 0 & val:(Tree)>Int(all_13_4) = all_13_2 &
% 7.40/1.84  |        left:(Tree)>Tree(all_13_4) = all_13_1 & right:(Tree)>Tree(all_13_4) =
% 7.40/1.84  |        all_13_0 & Tree(all_13_0) & Tree(all_13_1) & Tree(all_13_4) &
% 7.40/1.84  |        (($lesseq(1, $difference(all_13_3, all_13_2)) &  ~
% 7.40/1.84  |            (searchtree(all_13_0) = 0)) | ($lesseq(1, $difference(all_13_2,
% 7.40/1.84  |                all_13_3)) &  ~ (searchtree(all_13_1) = 0)))
% 7.40/1.84  | 
% 7.40/1.84  | ALPHA: (5) implies:
% 7.40/1.84  |   (6)   ~ (all_13_4 = empty:Tree)
% 7.40/1.84  |   (7)  Tree(all_13_4)
% 7.40/1.84  |   (8)  right:(Tree)>Tree(all_13_4) = all_13_0
% 7.40/1.84  |   (9)  left:(Tree)>Tree(all_13_4) = all_13_1
% 7.40/1.84  |   (10)  searchtree(all_13_4) = 0
% 7.40/1.84  |   (11)  ($lesseq(1, $difference(all_13_3, all_13_2)) &  ~
% 7.40/1.84  |           (searchtree(all_13_0) = 0)) | ($lesseq(1, $difference(all_13_2,
% 7.40/1.84  |               all_13_3)) &  ~ (searchtree(all_13_1) = 0))
% 7.40/1.84  | 
% 7.40/1.84  | GROUND_INST: instantiating (1) with all_13_4, simplifying with (7), (10)
% 7.40/1.84  |              gives:
% 7.40/1.84  |   (12)  all_13_4 = empty:Tree |  ? [v0: Tree] :  ? [v1: Tree] :  ? [v2: int] :
% 7.40/1.84  |         (searchtree(v1) = 0 & searchtree(v0) = 0 & val:(Tree)>Int(all_13_4) =
% 7.40/1.84  |           v2 & left:(Tree)>Tree(all_13_4) = v0 & right:(Tree)>Tree(all_13_4) =
% 7.40/1.84  |           v1 & Tree(v1) & Tree(v0) &  ! [v3: int] : ( ~ ($lesseq(v3, v2)) |  ~
% 7.40/1.84  |             (in(v3, v1) = 0)) &  ! [v3: int] : ( ~ ($lesseq(1, $difference(v3,
% 7.40/1.84  |                   v2))) |  ~ (in(v3, v0) = 0)))
% 7.40/1.84  | 
% 7.40/1.84  | BETA: splitting (11) gives:
% 7.40/1.84  | 
% 7.40/1.84  | Case 1:
% 7.40/1.84  | | 
% 7.40/1.84  | |   (13)  $lesseq(1, $difference(all_13_3, all_13_2)) &  ~
% 7.40/1.84  | |         (searchtree(all_13_0) = 0)
% 7.40/1.84  | | 
% 7.40/1.84  | | ALPHA: (13) implies:
% 7.40/1.84  | |   (14)   ~ (searchtree(all_13_0) = 0)
% 7.40/1.84  | | 
% 7.40/1.84  | | BETA: splitting (12) gives:
% 7.40/1.84  | | 
% 7.40/1.84  | | Case 1:
% 7.40/1.84  | | | 
% 7.40/1.84  | | |   (15)  all_13_4 = empty:Tree
% 7.40/1.84  | | | 
% 7.40/1.84  | | | REDUCE: (6), (15) imply:
% 7.40/1.84  | | |   (16)  $false
% 7.40/1.84  | | | 
% 7.40/1.84  | | | CLOSE: (16) is inconsistent.
% 7.40/1.84  | | | 
% 7.40/1.84  | | Case 2:
% 7.40/1.84  | | | 
% 7.40/1.85  | | |   (17)   ? [v0: Tree] :  ? [v1: Tree] :  ? [v2: int] : (searchtree(v1) = 0
% 7.40/1.85  | | |           & searchtree(v0) = 0 & val:(Tree)>Int(all_13_4) = v2 &
% 7.40/1.85  | | |           left:(Tree)>Tree(all_13_4) = v0 & right:(Tree)>Tree(all_13_4) =
% 7.40/1.85  | | |           v1 & Tree(v1) & Tree(v0) &  ! [v3: int] : ( ~ ($lesseq(v3, v2))
% 7.40/1.85  | | |             |  ~ (in(v3, v1) = 0)) &  ! [v3: int] : ( ~ ($lesseq(1,
% 7.40/1.85  | | |                 $difference(v3, v2))) |  ~ (in(v3, v0) = 0)))
% 7.40/1.85  | | | 
% 7.40/1.85  | | | DELTA: instantiating (17) with fresh symbols all_27_0, all_27_1, all_27_2
% 7.40/1.85  | | |        gives:
% 7.40/1.85  | | |   (18)  searchtree(all_27_1) = 0 & searchtree(all_27_2) = 0 &
% 7.40/1.85  | | |         val:(Tree)>Int(all_13_4) = all_27_0 & left:(Tree)>Tree(all_13_4) =
% 7.40/1.85  | | |         all_27_2 & right:(Tree)>Tree(all_13_4) = all_27_1 & Tree(all_27_1)
% 7.40/1.85  | | |         & Tree(all_27_2) &  ! [v0: int] : ( ~ ($lesseq(v0, all_27_0)) |  ~
% 7.40/1.85  | | |           (in(v0, all_27_1) = 0)) &  ! [v0: int] : ( ~ ($lesseq(1,
% 7.40/1.85  | | |               $difference(v0, all_27_0))) |  ~ (in(v0, all_27_2) = 0))
% 7.40/1.85  | | | 
% 7.40/1.85  | | | ALPHA: (18) implies:
% 7.40/1.85  | | |   (19)  right:(Tree)>Tree(all_13_4) = all_27_1
% 7.40/1.85  | | |   (20)  searchtree(all_27_1) = 0
% 7.40/1.85  | | | 
% 7.40/1.85  | | | GROUND_INST: instantiating (3) with all_13_0, all_27_1, all_13_4,
% 7.40/1.85  | | |              simplifying with (8), (19) gives:
% 7.40/1.85  | | |   (21)  all_27_1 = all_13_0
% 7.40/1.85  | | | 
% 7.40/1.85  | | | REDUCE: (20), (21) imply:
% 7.40/1.85  | | |   (22)  searchtree(all_13_0) = 0
% 7.40/1.85  | | | 
% 7.40/1.85  | | | PRED_UNIFY: (14), (22) imply:
% 7.40/1.85  | | |   (23)  $false
% 7.40/1.85  | | | 
% 7.40/1.85  | | | CLOSE: (23) is inconsistent.
% 7.40/1.85  | | | 
% 7.40/1.85  | | End of split
% 7.40/1.85  | | 
% 7.40/1.85  | Case 2:
% 7.40/1.85  | | 
% 7.40/1.85  | |   (24)  $lesseq(1, $difference(all_13_2, all_13_3)) &  ~
% 7.40/1.85  | |         (searchtree(all_13_1) = 0)
% 7.40/1.85  | | 
% 7.40/1.85  | | ALPHA: (24) implies:
% 7.40/1.85  | |   (25)   ~ (searchtree(all_13_1) = 0)
% 7.40/1.85  | | 
% 7.40/1.85  | | BETA: splitting (12) gives:
% 7.40/1.85  | | 
% 7.40/1.85  | | Case 1:
% 7.40/1.85  | | | 
% 7.40/1.85  | | |   (26)  all_13_4 = empty:Tree
% 7.40/1.85  | | | 
% 7.40/1.85  | | | REDUCE: (6), (26) imply:
% 7.40/1.85  | | |   (27)  $false
% 7.40/1.85  | | | 
% 7.40/1.85  | | | CLOSE: (27) is inconsistent.
% 7.40/1.85  | | | 
% 7.40/1.85  | | Case 2:
% 7.40/1.85  | | | 
% 7.40/1.85  | | |   (28)   ? [v0: Tree] :  ? [v1: Tree] :  ? [v2: int] : (searchtree(v1) = 0
% 7.40/1.85  | | |           & searchtree(v0) = 0 & val:(Tree)>Int(all_13_4) = v2 &
% 7.40/1.85  | | |           left:(Tree)>Tree(all_13_4) = v0 & right:(Tree)>Tree(all_13_4) =
% 7.40/1.85  | | |           v1 & Tree(v1) & Tree(v0) &  ! [v3: int] : ( ~ ($lesseq(v3, v2))
% 7.40/1.85  | | |             |  ~ (in(v3, v1) = 0)) &  ! [v3: int] : ( ~ ($lesseq(1,
% 7.40/1.85  | | |                 $difference(v3, v2))) |  ~ (in(v3, v0) = 0)))
% 7.40/1.85  | | | 
% 7.40/1.85  | | | DELTA: instantiating (28) with fresh symbols all_27_0, all_27_1, all_27_2
% 7.40/1.85  | | |        gives:
% 7.40/1.85  | | |   (29)  searchtree(all_27_1) = 0 & searchtree(all_27_2) = 0 &
% 7.40/1.85  | | |         val:(Tree)>Int(all_13_4) = all_27_0 & left:(Tree)>Tree(all_13_4) =
% 7.40/1.85  | | |         all_27_2 & right:(Tree)>Tree(all_13_4) = all_27_1 & Tree(all_27_1)
% 7.40/1.85  | | |         & Tree(all_27_2) &  ! [v0: int] : ( ~ ($lesseq(v0, all_27_0)) |  ~
% 7.40/1.85  | | |           (in(v0, all_27_1) = 0)) &  ! [v0: int] : ( ~ ($lesseq(1,
% 7.40/1.85  | | |               $difference(v0, all_27_0))) |  ~ (in(v0, all_27_2) = 0))
% 7.40/1.85  | | | 
% 7.40/1.85  | | | ALPHA: (29) implies:
% 7.40/1.85  | | |   (30)  left:(Tree)>Tree(all_13_4) = all_27_2
% 7.40/1.85  | | |   (31)  searchtree(all_27_2) = 0
% 7.40/1.85  | | | 
% 7.40/1.85  | | | GROUND_INST: instantiating (4) with all_13_1, all_27_2, all_13_4,
% 7.40/1.85  | | |              simplifying with (9), (30) gives:
% 7.40/1.85  | | |   (32)  all_27_2 = all_13_1
% 7.40/1.85  | | | 
% 7.40/1.85  | | | REDUCE: (31), (32) imply:
% 7.40/1.85  | | |   (33)  searchtree(all_13_1) = 0
% 7.40/1.85  | | | 
% 7.40/1.85  | | | PRED_UNIFY: (25), (33) imply:
% 7.40/1.85  | | |   (34)  $false
% 7.40/1.85  | | | 
% 7.40/1.85  | | | CLOSE: (34) is inconsistent.
% 7.40/1.85  | | | 
% 7.40/1.85  | | End of split
% 7.40/1.85  | | 
% 7.40/1.85  | End of split
% 7.40/1.85  | 
% 7.40/1.85  End of proof
% 7.40/1.85  % SZS output end Proof for theBenchmark
% 7.40/1.85  
% 7.40/1.85  1238ms
%------------------------------------------------------------------------------