TSTP Solution File: LAT400-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT400-1 : TPTP v8.1.0. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n018.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 : Wed Jul 27 13:03:16 EDT 2022

% Result   : Unknown 2.45s 2.63s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LAT400-1 : TPTP v8.1.0. Released v8.1.0.
% 0.07/0.13  % Command  : otter-tptp-script %s
% 0.13/0.34  % Computer : n018.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
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Jul 27 08:19:31 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.65/1.85  ----- Otter 3.3f, August 2004 -----
% 1.65/1.85  The process was started by sandbox2 on n018.cluster.edu,
% 1.65/1.85  Wed Jul 27 08:19:31 2022
% 1.65/1.85  The command was "./otter".  The process ID is 8649.
% 1.65/1.85  
% 1.65/1.85  set(prolog_style_variables).
% 1.65/1.85  set(auto).
% 1.65/1.85     dependent: set(auto1).
% 1.65/1.85     dependent: set(process_input).
% 1.65/1.85     dependent: clear(print_kept).
% 1.65/1.85     dependent: clear(print_new_demod).
% 1.65/1.85     dependent: clear(print_back_demod).
% 1.65/1.85     dependent: clear(print_back_sub).
% 1.65/1.85     dependent: set(control_memory).
% 1.65/1.85     dependent: assign(max_mem, 12000).
% 1.65/1.85     dependent: assign(pick_given_ratio, 4).
% 1.65/1.85     dependent: assign(stats_level, 1).
% 1.65/1.85     dependent: assign(max_seconds, 10800).
% 1.65/1.85  clear(print_given).
% 1.65/1.85  
% 1.65/1.85  list(usable).
% 1.65/1.85  0 [] A=A.
% 1.65/1.85  0 [] meet(X,Y)=meet(Y,X).
% 1.65/1.85  0 [] meet(X,meet(Y,Z))=meet(meet(X,Y),Z).
% 1.65/1.85  0 [] join(X,Y)=join(Y,X).
% 1.65/1.85  0 [] join(X,join(Y,Z))=join(join(X,Y),Z).
% 1.65/1.85  0 [] join(X,meet(X,Y))=X.
% 1.65/1.85  0 [] meet(X,join(X,Y))=X.
% 1.65/1.85  0 [] upme(X,Y,Z)=meet(X,join(Y,Z)).
% 1.65/1.85  0 [] lome(X,Y,Z)=join(meet(X,Y),meet(X,Z)).
% 1.65/1.85  0 [] join(upme(meet(a,X1),Y1,Z1),meet(Y1,Z1))=meet(join(meet(meet(a,X1),Y1),Z1),join(meet(meet(a,X1),Z1),Y1)).
% 1.65/1.85  0 [] upme(X,Y,Z)=join(upme(X,Y,meet(a,Z)),upme(X,Z,meet(a,Y))).
% 1.65/1.85  0 [] upme(a,x2,y2)=upme(a,x2,z2).
% 1.65/1.85  0 [] upme(x2,y2,z2)!=lome(x2,y2,z2).
% 1.65/1.85  end_of_list.
% 1.65/1.85  
% 1.65/1.85  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.65/1.85  
% 1.65/1.85  All clauses are units, and equality is present; the
% 1.65/1.85  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.65/1.85  
% 1.65/1.85     dependent: set(knuth_bendix).
% 1.65/1.85     dependent: set(anl_eq).
% 1.65/1.85     dependent: set(para_from).
% 1.65/1.85     dependent: set(para_into).
% 1.65/1.85     dependent: clear(para_from_right).
% 1.65/1.85     dependent: clear(para_into_right).
% 1.65/1.85     dependent: set(para_from_vars).
% 1.65/1.85     dependent: set(eq_units_both_ways).
% 1.65/1.85     dependent: set(dynamic_demod_all).
% 1.65/1.85     dependent: set(dynamic_demod).
% 1.65/1.85     dependent: set(order_eq).
% 1.65/1.85     dependent: set(back_demod).
% 1.65/1.85     dependent: set(lrpo).
% 1.65/1.85  
% 1.65/1.85  ------------> process usable:
% 1.65/1.85  ** KEPT (pick-wt=9): 1 [] upme(x2,y2,z2)!=lome(x2,y2,z2).
% 1.65/1.85  
% 1.65/1.85  ------------> process sos:
% 1.65/1.85  ** KEPT (pick-wt=3): 2 [] A=A.
% 1.65/1.85  ** KEPT (pick-wt=7): 3 [] meet(A,B)=meet(B,A).
% 1.65/1.85  ** KEPT (pick-wt=11): 5 [copy,4,flip.1] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 1.65/1.85  ---> New Demodulator: 6 [new_demod,5] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 1.65/1.85  ** KEPT (pick-wt=7): 7 [] join(A,B)=join(B,A).
% 1.65/1.85  ** KEPT (pick-wt=11): 9 [copy,8,flip.1] join(join(A,B),C)=join(A,join(B,C)).
% 1.65/1.85  ---> New Demodulator: 10 [new_demod,9] join(join(A,B),C)=join(A,join(B,C)).
% 1.65/1.85  ** KEPT (pick-wt=7): 11 [] join(A,meet(A,B))=A.
% 1.65/1.85  ---> New Demodulator: 12 [new_demod,11] join(A,meet(A,B))=A.
% 1.65/1.85  ** KEPT (pick-wt=7): 13 [] meet(A,join(A,B))=A.
% 1.65/1.85  ---> New Demodulator: 14 [new_demod,13] meet(A,join(A,B))=A.
% 1.65/1.85  ** KEPT (pick-wt=10): 16 [copy,15,flip.1] meet(A,join(B,C))=upme(A,B,C).
% 1.65/1.85  ---> New Demodulator: 17 [new_demod,16] meet(A,join(B,C))=upme(A,B,C).
% 1.65/1.85  ** KEPT (pick-wt=12): 19 [copy,18,flip.1] join(meet(A,B),meet(A,C))=lome(A,B,C).
% 1.65/1.85  ---> New Demodulator: 20 [new_demod,19] join(meet(A,B),meet(A,C))=lome(A,B,C).
% 1.65/1.85  ** KEPT (pick-wt=25): 22 [copy,21,demod,6,6,17] join(upme(meet(a,A),B,C),meet(B,C))=upme(join(meet(a,meet(A,B)),C),meet(a,meet(A,C)),B).
% 1.65/1.85  ** KEPT (pick-wt=18): 24 [copy,23,flip.1] join(upme(A,B,meet(a,C)),upme(A,C,meet(a,B)))=upme(A,B,C).
% 1.65/1.85  ---> New Demodulator: 25 [new_demod,24] join(upme(A,B,meet(a,C)),upme(A,C,meet(a,B)))=upme(A,B,C).
% 1.65/1.85  ** KEPT (pick-wt=9): 27 [copy,26,flip.1] upme(a,x2,z2)=upme(a,x2,y2).
% 1.65/1.85  ---> New Demodulator: 28 [new_demod,27] upme(a,x2,z2)=upme(a,x2,y2).
% 1.65/1.85    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 1.65/1.85    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] meet(A,B)=meet(B,A).
% 1.65/1.85  >>>> Starting back demodulation with 6.
% 1.65/1.85    Following clause subsumed by 7 during input processing: 0 [copy,7,flip.1] join(A,B)=join(B,A).
% 1.65/1.85  >>>> Starting back demodulation with 10.
% 1.65/1.85  >>>> Starting back demodulation with 12.
% 1.65/1.85  >>>> Starting back demodulation with 14.
% 1.65/1.85  >>>> Starting back demodulation with 17.
% 1.65/1.85      >> back demodulating 13 with 17.
% 1.65/1.85  >>>> Starting back demodulation with 20.
% 1.65/1.85  ** KEPT (pick-wt=25): 31 [copy,22,flip.1] upme(join(meet(a,meet(A,B)),C),meet(a,meet(A,C)),B)=join(upme(meet(a,A),B,C),meet(B,C)).
% 1.65/1.85  >>>> Starting back demodulation with 25.
% 1.65/1.85  >>>> Starting back demodulation with 28.
% 2.45/2.63  >>>> Starting back demodulation with 30.
% 2.45/2.63    Following clause subsumed by 22 during input processing: 0 [copy,31,flip.1] join(upme(meet(a,A),B,C),meet(B,C))=upme(join(meet(a,meet(A,B)),C),meet(a,meet(A,C)),B).
% 2.45/2.63  
% 2.45/2.63  ======= end of input processing =======
% 2.45/2.63  
% 2.45/2.63  =========== start of search ===========
% 2.45/2.63  
% 2.45/2.63  
% 2.45/2.63  Resetting weight limit to 12.
% 2.45/2.63  
% 2.45/2.63  
% 2.45/2.63  Resetting weight limit to 12.
% 2.45/2.63  
% 2.45/2.63  sos_size=474
% 2.45/2.63  
% 2.45/2.63  
% 2.45/2.63  Resetting weight limit to 11.
% 2.45/2.63  
% 2.45/2.63  
% 2.45/2.63  Resetting weight limit to 11.
% 2.45/2.63  
% 2.45/2.63  sos_size=327
% 2.45/2.63  
% 2.45/2.63  Search stopped because sos empty.
% 2.45/2.63  
% 2.45/2.63  
% 2.45/2.63  Search stopped because sos empty.
% 2.45/2.63  
% 2.45/2.63  ============ end of search ============
% 2.45/2.63  
% 2.45/2.63  -------------- statistics -------------
% 2.45/2.63  clauses given                459
% 2.45/2.63  clauses generated         147807
% 2.45/2.63  clauses kept                 851
% 2.45/2.63  clauses forward subsumed   49570
% 2.45/2.63  clauses back subsumed          3
% 2.45/2.63  Kbytes malloced             5859
% 2.45/2.63  
% 2.45/2.63  ----------- times (seconds) -----------
% 2.45/2.63  user CPU time          0.78          (0 hr, 0 min, 0 sec)
% 2.45/2.63  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.45/2.63  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.45/2.63  
% 2.45/2.63  Process 8649 finished Wed Jul 27 08:19:33 2022
% 2.45/2.63  Otter interrupted
% 2.45/2.63  PROOF NOT FOUND
%------------------------------------------------------------------------------