TSTP Solution File: SET907+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET907+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n003.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  : 0s
% DateTime : Mon Jul 18 22:53:15 EDT 2022

% Result   : Theorem 0.43s 1.07s
% Output   : Refutation 0.43s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET907+1 : TPTP v8.1.0. Released v3.2.0.
% 0.12/0.13  % Command  : bliksem %s
% 0.13/0.33  % Computer : n003.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % DateTime : Sat Jul  9 21:47:44 EDT 2022
% 0.19/0.34  % CPUTime  : 
% 0.43/1.07  *** allocated 10000 integers for termspace/termends
% 0.43/1.07  *** allocated 10000 integers for clauses
% 0.43/1.07  *** allocated 10000 integers for justifications
% 0.43/1.07  Bliksem 1.12
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Automatic Strategy Selection
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Clauses:
% 0.43/1.07  
% 0.43/1.07  { ! in( X, Y ), ! in( Y, X ) }.
% 0.43/1.07  { unordered_pair( X, Y ) = unordered_pair( Y, X ) }.
% 0.43/1.07  { set_union2( X, Y ) = set_union2( Y, X ) }.
% 0.43/1.07  { empty( X ), ! empty( set_union2( X, Y ) ) }.
% 0.43/1.07  { empty( X ), ! empty( set_union2( Y, X ) ) }.
% 0.43/1.07  { set_union2( X, X ) = X }.
% 0.43/1.07  { empty( skol1 ) }.
% 0.43/1.07  { ! empty( skol2 ) }.
% 0.43/1.07  { subset( X, X ) }.
% 0.43/1.07  { ! subset( X, Y ), set_union2( X, Y ) = Y }.
% 0.43/1.07  { ! subset( unordered_pair( X, Y ), Z ), in( X, Z ) }.
% 0.43/1.07  { ! subset( unordered_pair( X, Y ), Z ), in( Y, Z ) }.
% 0.43/1.07  { ! in( X, Z ), ! in( Y, Z ), subset( unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  { in( skol3, skol4 ) }.
% 0.43/1.07  { in( skol5, skol4 ) }.
% 0.43/1.07  { ! set_union2( unordered_pair( skol3, skol5 ), skol4 ) = skol4 }.
% 0.43/1.07  
% 0.43/1.07  percentage equality = 0.208333, percentage horn = 1.000000
% 0.43/1.07  This is a problem with some equality
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Options Used:
% 0.43/1.07  
% 0.43/1.07  useres =            1
% 0.43/1.07  useparamod =        1
% 0.43/1.07  useeqrefl =         1
% 0.43/1.07  useeqfact =         1
% 0.43/1.07  usefactor =         1
% 0.43/1.07  usesimpsplitting =  0
% 0.43/1.07  usesimpdemod =      5
% 0.43/1.07  usesimpres =        3
% 0.43/1.07  
% 0.43/1.07  resimpinuse      =  1000
% 0.43/1.07  resimpclauses =     20000
% 0.43/1.07  substype =          eqrewr
% 0.43/1.07  backwardsubs =      1
% 0.43/1.07  selectoldest =      5
% 0.43/1.07  
% 0.43/1.07  litorderings [0] =  split
% 0.43/1.07  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.43/1.07  
% 0.43/1.07  termordering =      kbo
% 0.43/1.07  
% 0.43/1.07  litapriori =        0
% 0.43/1.07  termapriori =       1
% 0.43/1.07  litaposteriori =    0
% 0.43/1.07  termaposteriori =   0
% 0.43/1.07  demodaposteriori =  0
% 0.43/1.07  ordereqreflfact =   0
% 0.43/1.07  
% 0.43/1.07  litselect =         negord
% 0.43/1.07  
% 0.43/1.07  maxweight =         15
% 0.43/1.07  maxdepth =          30000
% 0.43/1.07  maxlength =         115
% 0.43/1.07  maxnrvars =         195
% 0.43/1.07  excuselevel =       1
% 0.43/1.07  increasemaxweight = 1
% 0.43/1.07  
% 0.43/1.07  maxselected =       10000000
% 0.43/1.07  maxnrclauses =      10000000
% 0.43/1.07  
% 0.43/1.07  showgenerated =    0
% 0.43/1.07  showkept =         0
% 0.43/1.07  showselected =     0
% 0.43/1.07  showdeleted =      0
% 0.43/1.07  showresimp =       1
% 0.43/1.07  showstatus =       2000
% 0.43/1.07  
% 0.43/1.07  prologoutput =     0
% 0.43/1.07  nrgoals =          5000000
% 0.43/1.07  totalproof =       1
% 0.43/1.07  
% 0.43/1.07  Symbols occurring in the translation:
% 0.43/1.07  
% 0.43/1.07  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.43/1.07  .  [1, 2]      (w:1, o:20, a:1, s:1, b:0), 
% 0.43/1.07  !  [4, 1]      (w:0, o:14, a:1, s:1, b:0), 
% 0.43/1.07  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.07  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.07  in  [37, 2]      (w:1, o:44, a:1, s:1, b:0), 
% 0.43/1.07  unordered_pair  [38, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 0.43/1.07  set_union2  [39, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 0.43/1.07  empty  [40, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.43/1.07  subset  [41, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.43/1.07  skol1  [43, 0]      (w:1, o:9, a:1, s:1, b:1), 
% 0.43/1.07  skol2  [44, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 0.43/1.07  skol3  [45, 0]      (w:1, o:11, a:1, s:1, b:1), 
% 0.43/1.07  skol4  [46, 0]      (w:1, o:12, a:1, s:1, b:1), 
% 0.43/1.07  skol5  [47, 0]      (w:1, o:13, a:1, s:1, b:1).
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Starting Search:
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Bliksems!, er is een bewijs:
% 0.43/1.07  % SZS status Theorem
% 0.43/1.07  % SZS output start Refutation
% 0.43/1.07  
% 0.43/1.07  (9) {G0,W8,D3,L2,V2,M2} I { ! subset( X, Y ), set_union2( X, Y ) ==> Y }.
% 0.43/1.07  (12) {G0,W11,D3,L3,V3,M3} I { ! in( X, Z ), ! in( Y, Z ), subset( 
% 0.43/1.07    unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  (13) {G0,W3,D2,L1,V0,M1} I { in( skol3, skol4 ) }.
% 0.43/1.07  (14) {G0,W3,D2,L1,V0,M1} I { in( skol5, skol4 ) }.
% 0.43/1.07  (15) {G0,W7,D4,L1,V0,M1} I { ! set_union2( unordered_pair( skol3, skol5 ), 
% 0.43/1.07    skol4 ) ==> skol4 }.
% 0.43/1.07  (101) {G1,W5,D3,L1,V0,M1} R(15,9) { ! subset( unordered_pair( skol3, skol5
% 0.43/1.07     ), skol4 ) }.
% 0.43/1.07  (104) {G2,W3,D2,L1,V0,M1} R(101,12);r(13) { ! in( skol5, skol4 ) }.
% 0.43/1.07  (106) {G3,W0,D0,L0,V0,M0} S(104);r(14) {  }.
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  % SZS output end Refutation
% 0.43/1.07  found a proof!
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Unprocessed initial clauses:
% 0.43/1.07  
% 0.43/1.07  (108) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 0.43/1.07  (109) {G0,W7,D3,L1,V2,M1}  { unordered_pair( X, Y ) = unordered_pair( Y, X
% 0.43/1.07     ) }.
% 0.43/1.07  (110) {G0,W7,D3,L1,V2,M1}  { set_union2( X, Y ) = set_union2( Y, X ) }.
% 0.43/1.07  (111) {G0,W6,D3,L2,V2,M2}  { empty( X ), ! empty( set_union2( X, Y ) ) }.
% 0.43/1.07  (112) {G0,W6,D3,L2,V2,M2}  { empty( X ), ! empty( set_union2( Y, X ) ) }.
% 0.43/1.07  (113) {G0,W5,D3,L1,V1,M1}  { set_union2( X, X ) = X }.
% 0.43/1.07  (114) {G0,W2,D2,L1,V0,M1}  { empty( skol1 ) }.
% 0.43/1.07  (115) {G0,W2,D2,L1,V0,M1}  { ! empty( skol2 ) }.
% 0.43/1.07  (116) {G0,W3,D2,L1,V1,M1}  { subset( X, X ) }.
% 0.43/1.07  (117) {G0,W8,D3,L2,V2,M2}  { ! subset( X, Y ), set_union2( X, Y ) = Y }.
% 0.43/1.07  (118) {G0,W8,D3,L2,V3,M2}  { ! subset( unordered_pair( X, Y ), Z ), in( X, 
% 0.43/1.07    Z ) }.
% 0.43/1.07  (119) {G0,W8,D3,L2,V3,M2}  { ! subset( unordered_pair( X, Y ), Z ), in( Y, 
% 0.43/1.07    Z ) }.
% 0.43/1.07  (120) {G0,W11,D3,L3,V3,M3}  { ! in( X, Z ), ! in( Y, Z ), subset( 
% 0.43/1.07    unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  (121) {G0,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.43/1.07  (122) {G0,W3,D2,L1,V0,M1}  { in( skol5, skol4 ) }.
% 0.43/1.07  (123) {G0,W7,D4,L1,V0,M1}  { ! set_union2( unordered_pair( skol3, skol5 ), 
% 0.43/1.07    skol4 ) = skol4 }.
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Total Proof:
% 0.43/1.07  
% 0.43/1.07  subsumption: (9) {G0,W8,D3,L2,V2,M2} I { ! subset( X, Y ), set_union2( X, Y
% 0.43/1.07     ) ==> Y }.
% 0.43/1.07  parent0: (117) {G0,W8,D3,L2,V2,M2}  { ! subset( X, Y ), set_union2( X, Y ) 
% 0.43/1.07    = Y }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07     1 ==> 1
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (12) {G0,W11,D3,L3,V3,M3} I { ! in( X, Z ), ! in( Y, Z ), 
% 0.43/1.07    subset( unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  parent0: (120) {G0,W11,D3,L3,V3,M3}  { ! in( X, Z ), ! in( Y, Z ), subset( 
% 0.43/1.07    unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07     Z := Z
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07     1 ==> 1
% 0.43/1.07     2 ==> 2
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (13) {G0,W3,D2,L1,V0,M1} I { in( skol3, skol4 ) }.
% 0.43/1.07  parent0: (121) {G0,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (14) {G0,W3,D2,L1,V0,M1} I { in( skol5, skol4 ) }.
% 0.43/1.07  parent0: (122) {G0,W3,D2,L1,V0,M1}  { in( skol5, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (15) {G0,W7,D4,L1,V0,M1} I { ! set_union2( unordered_pair( 
% 0.43/1.07    skol3, skol5 ), skol4 ) ==> skol4 }.
% 0.43/1.07  parent0: (123) {G0,W7,D4,L1,V0,M1}  { ! set_union2( unordered_pair( skol3, 
% 0.43/1.07    skol5 ), skol4 ) = skol4 }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqswap: (144) {G0,W7,D4,L1,V0,M1}  { ! skol4 ==> set_union2( unordered_pair
% 0.43/1.07    ( skol3, skol5 ), skol4 ) }.
% 0.43/1.07  parent0[0]: (15) {G0,W7,D4,L1,V0,M1} I { ! set_union2( unordered_pair( 
% 0.43/1.07    skol3, skol5 ), skol4 ) ==> skol4 }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqswap: (145) {G0,W8,D3,L2,V2,M2}  { Y ==> set_union2( X, Y ), ! subset( X
% 0.43/1.07    , Y ) }.
% 0.43/1.07  parent0[1]: (9) {G0,W8,D3,L2,V2,M2} I { ! subset( X, Y ), set_union2( X, Y
% 0.43/1.07     ) ==> Y }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (146) {G1,W5,D3,L1,V0,M1}  { ! subset( unordered_pair( skol3, 
% 0.43/1.07    skol5 ), skol4 ) }.
% 0.43/1.07  parent0[0]: (144) {G0,W7,D4,L1,V0,M1}  { ! skol4 ==> set_union2( 
% 0.43/1.07    unordered_pair( skol3, skol5 ), skol4 ) }.
% 0.43/1.07  parent1[0]: (145) {G0,W8,D3,L2,V2,M2}  { Y ==> set_union2( X, Y ), ! subset
% 0.43/1.07    ( X, Y ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07     X := unordered_pair( skol3, skol5 )
% 0.43/1.07     Y := skol4
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (101) {G1,W5,D3,L1,V0,M1} R(15,9) { ! subset( unordered_pair( 
% 0.43/1.07    skol3, skol5 ), skol4 ) }.
% 0.43/1.07  parent0: (146) {G1,W5,D3,L1,V0,M1}  { ! subset( unordered_pair( skol3, 
% 0.43/1.07    skol5 ), skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (147) {G1,W6,D2,L2,V0,M2}  { ! in( skol3, skol4 ), ! in( skol5
% 0.43/1.07    , skol4 ) }.
% 0.43/1.07  parent0[0]: (101) {G1,W5,D3,L1,V0,M1} R(15,9) { ! subset( unordered_pair( 
% 0.43/1.07    skol3, skol5 ), skol4 ) }.
% 0.43/1.07  parent1[2]: (12) {G0,W11,D3,L3,V3,M3} I { ! in( X, Z ), ! in( Y, Z ), 
% 0.43/1.07    subset( unordered_pair( X, Y ), Z ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07     X := skol3
% 0.43/1.07     Y := skol5
% 0.43/1.07     Z := skol4
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (148) {G1,W3,D2,L1,V0,M1}  { ! in( skol5, skol4 ) }.
% 0.43/1.07  parent0[0]: (147) {G1,W6,D2,L2,V0,M2}  { ! in( skol3, skol4 ), ! in( skol5
% 0.43/1.07    , skol4 ) }.
% 0.43/1.07  parent1[0]: (13) {G0,W3,D2,L1,V0,M1} I { in( skol3, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (104) {G2,W3,D2,L1,V0,M1} R(101,12);r(13) { ! in( skol5, skol4
% 0.43/1.07     ) }.
% 0.43/1.07  parent0: (148) {G1,W3,D2,L1,V0,M1}  { ! in( skol5, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (149) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.07  parent0[0]: (104) {G2,W3,D2,L1,V0,M1} R(101,12);r(13) { ! in( skol5, skol4
% 0.43/1.07     ) }.
% 0.43/1.07  parent1[0]: (14) {G0,W3,D2,L1,V0,M1} I { in( skol5, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (106) {G3,W0,D0,L0,V0,M0} S(104);r(14) {  }.
% 0.43/1.07  parent0: (149) {G1,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  Proof check complete!
% 0.43/1.07  
% 0.43/1.07  Memory use:
% 0.43/1.07  
% 0.43/1.07  space for terms:        1176
% 0.43/1.07  space for clauses:      5907
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  clauses generated:      246
% 0.43/1.07  clauses kept:           107
% 0.43/1.07  clauses selected:       42
% 0.43/1.07  clauses deleted:        1
% 0.43/1.07  clauses inuse deleted:  0
% 0.43/1.07  
% 0.43/1.07  subsentry:          336
% 0.43/1.07  literals s-matched: 261
% 0.43/1.07  literals matched:   261
% 0.43/1.07  full subsumption:   27
% 0.43/1.07  
% 0.43/1.07  checksum:           442839729
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Bliksem ended
%------------------------------------------------------------------------------