TSTP Solution File: LAT025-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT025-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n012.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 13:01:48 EDT 2022

% Result   : Unknown 3.96s 4.10s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LAT025-1 : TPTP v8.1.0. Released v2.2.0.
% 0.07/0.13  % Command  : otter-tptp-script %s
% 0.14/0.34  % Computer : n012.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 : Wed Jul 27 08:27:05 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 1.80/2.00  ----- Otter 3.3f, August 2004 -----
% 1.80/2.00  The process was started by sandbox on n012.cluster.edu,
% 1.80/2.00  Wed Jul 27 08:27:05 2022
% 1.80/2.00  The command was "./otter".  The process ID is 19655.
% 1.80/2.00  
% 1.80/2.00  set(prolog_style_variables).
% 1.80/2.00  set(auto).
% 1.80/2.00     dependent: set(auto1).
% 1.80/2.00     dependent: set(process_input).
% 1.80/2.00     dependent: clear(print_kept).
% 1.80/2.00     dependent: clear(print_new_demod).
% 1.80/2.00     dependent: clear(print_back_demod).
% 1.80/2.00     dependent: clear(print_back_sub).
% 1.80/2.00     dependent: set(control_memory).
% 1.80/2.00     dependent: assign(max_mem, 12000).
% 1.80/2.00     dependent: assign(pick_given_ratio, 4).
% 1.80/2.00     dependent: assign(stats_level, 1).
% 1.80/2.00     dependent: assign(max_seconds, 10800).
% 1.80/2.00  clear(print_given).
% 1.80/2.00  
% 1.80/2.00  list(usable).
% 1.80/2.00  0 [] A=A.
% 1.80/2.00  0 [] meet(X,X)=X.
% 1.80/2.00  0 [] join(X,X)=X.
% 1.80/2.00  0 [] meet(X,join(X,Y))=X.
% 1.80/2.00  0 [] join(X,meet(X,Y))=X.
% 1.80/2.00  0 [] meet(X,Y)=meet(Y,X).
% 1.80/2.00  0 [] join(X,Y)=join(Y,X).
% 1.80/2.00  0 [] join(X,meet(Y,meet(X,Z)))=X.
% 1.80/2.00  0 [] meet(X,join(Y,join(X,Z)))=X.
% 1.80/2.00  0 [] meet2(X,X)=X.
% 1.80/2.00  0 [] meet2(X,join(X,Y))=X.
% 1.80/2.00  0 [] join(X,meet2(X,Y))=X.
% 1.80/2.00  0 [] meet2(X,Y)=meet2(Y,X).
% 1.80/2.00  0 [] join(X,meet2(Y,meet2(X,Z)))=X.
% 1.80/2.00  0 [] meet2(X,join(Y,join(X,Z)))=X.
% 1.80/2.00  0 [] meet(a,b)!=meet2(a,b).
% 1.80/2.00  end_of_list.
% 1.80/2.00  
% 1.80/2.00  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.80/2.00  
% 1.80/2.00  All clauses are units, and equality is present; the
% 1.80/2.00  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.80/2.00  
% 1.80/2.00     dependent: set(knuth_bendix).
% 1.80/2.00     dependent: set(anl_eq).
% 1.80/2.00     dependent: set(para_from).
% 1.80/2.00     dependent: set(para_into).
% 1.80/2.00     dependent: clear(para_from_right).
% 1.80/2.00     dependent: clear(para_into_right).
% 1.80/2.00     dependent: set(para_from_vars).
% 1.80/2.00     dependent: set(eq_units_both_ways).
% 1.80/2.00     dependent: set(dynamic_demod_all).
% 1.80/2.00     dependent: set(dynamic_demod).
% 1.80/2.00     dependent: set(order_eq).
% 1.80/2.00     dependent: set(back_demod).
% 1.80/2.00     dependent: set(lrpo).
% 1.80/2.00  
% 1.80/2.00  ------------> process usable:
% 1.80/2.00  ** KEPT (pick-wt=7): 2 [copy,1,flip.1] meet2(a,b)!=meet(a,b).
% 1.80/2.00  
% 1.80/2.00  ------------> process sos:
% 1.80/2.00  ** KEPT (pick-wt=3): 3 [] A=A.
% 1.80/2.00  ** KEPT (pick-wt=5): 4 [] meet(A,A)=A.
% 1.80/2.00  ---> New Demodulator: 5 [new_demod,4] meet(A,A)=A.
% 1.80/2.00  ** KEPT (pick-wt=5): 6 [] join(A,A)=A.
% 1.80/2.00  ---> New Demodulator: 7 [new_demod,6] join(A,A)=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 8 [] meet(A,join(A,B))=A.
% 1.80/2.00  ---> New Demodulator: 9 [new_demod,8] meet(A,join(A,B))=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 10 [] join(A,meet(A,B))=A.
% 1.80/2.00  ---> New Demodulator: 11 [new_demod,10] join(A,meet(A,B))=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 12 [] meet(A,B)=meet(B,A).
% 1.80/2.00  ** KEPT (pick-wt=7): 13 [] join(A,B)=join(B,A).
% 1.80/2.00  ** KEPT (pick-wt=9): 14 [] join(A,meet(B,meet(A,C)))=A.
% 1.80/2.00  ---> New Demodulator: 15 [new_demod,14] join(A,meet(B,meet(A,C)))=A.
% 1.80/2.00  ** KEPT (pick-wt=9): 16 [] meet(A,join(B,join(A,C)))=A.
% 1.80/2.00  ---> New Demodulator: 17 [new_demod,16] meet(A,join(B,join(A,C)))=A.
% 1.80/2.00  ** KEPT (pick-wt=5): 18 [] meet2(A,A)=A.
% 1.80/2.00  ---> New Demodulator: 19 [new_demod,18] meet2(A,A)=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 20 [] meet2(A,join(A,B))=A.
% 1.80/2.00  ---> New Demodulator: 21 [new_demod,20] meet2(A,join(A,B))=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 22 [] join(A,meet2(A,B))=A.
% 1.80/2.00  ---> New Demodulator: 23 [new_demod,22] join(A,meet2(A,B))=A.
% 1.80/2.00  ** KEPT (pick-wt=7): 24 [] meet2(A,B)=meet2(B,A).
% 1.80/2.00  ** KEPT (pick-wt=9): 25 [] join(A,meet2(B,meet2(A,C)))=A.
% 1.80/2.00  ---> New Demodulator: 26 [new_demod,25] join(A,meet2(B,meet2(A,C)))=A.
% 1.80/2.00  ** KEPT (pick-wt=9): 27 [] meet2(A,join(B,join(A,C)))=A.
% 1.80/2.00  ---> New Demodulator: 28 [new_demod,27] meet2(A,join(B,join(A,C)))=A.
% 1.80/2.00    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 1.80/2.00  >>>> Starting back demodulation with 5.
% 1.80/2.00  >>>> Starting back demodulation with 7.
% 1.80/2.00  >>>> Starting back demodulation with 9.
% 1.80/2.00  >>>> Starting back demodulation with 11.
% 1.80/2.00    Following clause subsumed by 12 during input processing: 0 [copy,12,flip.1] meet(A,B)=meet(B,A).
% 1.80/2.00    Following clause subsumed by 13 during input processing: 0 [copy,13,flip.1] join(A,B)=join(B,A).
% 1.80/2.00  >>>> Starting back demodulation with 15.
% 1.80/2.00  >>>> Starting back demodulation with 17.
% 1.80/2.00  >>>> Starting back demodulation with 19.
% 1.80/2.00  >>>> Starting back demodulation with 21.
% 1.80/2.00  >>>> Starting back demodulation with 23.
% 1.80/2.00    Following clause subsumed by 24 during input processing: 0 [copy,24,flip.1] meet2(A,B)=meet2(B,A).
% 1.80/2.00  >>>> Starting back demodulation with 26.
% 1.80/2.00  >>>> Starting back demodulation with 28.
% 1.80/2.00  
% 1.80/2.00  ======= end of input processing =======
% 1.80/2.00  
% 1.80/2.00  =========== start of search ===========
% 3.89/4.10  
% 3.89/4.10  
% 3.89/4.10  Resetting weight limit to 11.
% 3.89/4.10  
% 3.89/4.10  
% 3.89/4.10  Resetting weight limit to 11.
% 3.89/4.10  
% 3.89/4.10  sos_size=604
% 3.89/4.10  
% 3.89/4.10  Search stopped because sos empty.
% 3.89/4.10  
% 3.89/4.10  
% 3.89/4.10  Search stopped because sos empty.
% 3.89/4.10  
% 3.89/4.10  ============ end of search ============
% 3.89/4.10  
% 3.89/4.10  -------------- statistics -------------
% 3.89/4.10  clauses given                830
% 3.89/4.10  clauses generated         500391
% 3.89/4.10  clauses kept                 831
% 3.89/4.10  clauses forward subsumed  206871
% 3.89/4.10  clauses back subsumed          0
% 3.89/4.10  Kbytes malloced             7812
% 3.89/4.10  
% 3.89/4.10  ----------- times (seconds) -----------
% 3.89/4.10  user CPU time          2.09          (0 hr, 0 min, 2 sec)
% 3.89/4.10  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 3.89/4.10  wall-clock time        4             (0 hr, 0 min, 4 sec)
% 3.89/4.10  
% 3.89/4.10  Process 19655 finished Wed Jul 27 08:27:09 2022
% 3.89/4.10  Otter interrupted
% 3.89/4.10  PROOF NOT FOUND
%------------------------------------------------------------------------------