TSTP Solution File: LDA021-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LDA021-1 : TPTP v8.1.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n004.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 13:05:50 EDT 2022

% Result   : Timeout 286.83s 287.06s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : LDA021-1 : TPTP v8.1.0. Released v4.1.0.
% 0.03/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n004.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Jul 27 02:01:06 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 286.83/287.06  ----- Otter 3.3f, August 2004 -----
% 286.83/287.06  The process was started by sandbox2 on n004.cluster.edu,
% 286.83/287.06  Wed Jul 27 02:01:06 2022
% 286.83/287.06  The command was "./otter".  The process ID is 11310.
% 286.83/287.06  
% 286.83/287.06  set(prolog_style_variables).
% 286.83/287.06  set(auto).
% 286.83/287.06     dependent: set(auto1).
% 286.83/287.06     dependent: set(process_input).
% 286.83/287.06     dependent: clear(print_kept).
% 286.83/287.06     dependent: clear(print_new_demod).
% 286.83/287.06     dependent: clear(print_back_demod).
% 286.83/287.06     dependent: clear(print_back_sub).
% 286.83/287.06     dependent: set(control_memory).
% 286.83/287.06     dependent: assign(max_mem, 12000).
% 286.83/287.06     dependent: assign(pick_given_ratio, 4).
% 286.83/287.06     dependent: assign(stats_level, 1).
% 286.83/287.06     dependent: assign(max_seconds, 10800).
% 286.83/287.06  clear(print_given).
% 286.83/287.06  
% 286.83/287.06  list(usable).
% 286.83/287.06  0 [] A=A.
% 286.83/287.06  0 [] product(A,A)=A.
% 286.83/287.06  0 [] product(A,product(B,C))=product(product(A,B),product(A,C)).
% 286.83/287.06  0 [] product(product(product(A,product(B,A)),product(product(B,A),A)),product(product(A,B),C))=product(product(product(A,product(B,A)),product(B,A)),product(product(A,product(A,B)),C)).
% 286.83/287.06  0 [] product(product(product(product(A,B),product(A,C)),product(A,C)),product(product(product(A,B),B),product(product(A,B),D)))=product(product(product(A,B),product(A,C)),product(product(A,product(C,B)),product(B,D))).
% 286.83/287.06  0 [] product(product(product(x0,x1),x1),product(x0,x2))!=product(product(x0,x1),product(product(x1,x0),x2)).
% 286.83/287.06  end_of_list.
% 286.83/287.06  
% 286.83/287.06  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 286.83/287.06  
% 286.83/287.06  All clauses are units, and equality is present; the
% 286.83/287.06  strategy will be Knuth-Bendix with positive clauses in sos.
% 286.83/287.06  
% 286.83/287.06     dependent: set(knuth_bendix).
% 286.83/287.06     dependent: set(anl_eq).
% 286.83/287.06     dependent: set(para_from).
% 286.83/287.06     dependent: set(para_into).
% 286.83/287.06     dependent: clear(para_from_right).
% 286.83/287.06     dependent: clear(para_into_right).
% 286.83/287.06     dependent: set(para_from_vars).
% 286.83/287.06     dependent: set(eq_units_both_ways).
% 286.83/287.06     dependent: set(dynamic_demod_all).
% 286.83/287.06     dependent: set(dynamic_demod).
% 286.83/287.06     dependent: set(order_eq).
% 286.83/287.06     dependent: set(back_demod).
% 286.83/287.06     dependent: set(lrpo).
% 286.83/287.06  
% 286.83/287.06  ------------> process usable:
% 286.83/287.06  ** KEPT (pick-wt=19): 1 [] product(product(product(x0,x1),x1),product(x0,x2))!=product(product(x0,x1),product(product(x1,x0),x2)).
% 286.83/287.06  
% 286.83/287.06  ------------> process sos:
% 286.83/287.06  ** KEPT (pick-wt=3): 2 [] A=A.
% 286.83/287.06  ** KEPT (pick-wt=5): 3 [] product(A,A)=A.
% 286.83/287.06  ---> New Demodulator: 4 [new_demod,3] product(A,A)=A.
% 286.83/287.06  ** KEPT (pick-wt=13): 6 [copy,5,flip.1] product(product(A,B),product(A,C))=product(A,product(B,C)).
% 286.83/287.06  ---> New Demodulator: 7 [new_demod,6] product(product(A,B),product(A,C))=product(A,product(B,C)).
% 286.83/287.06  ** KEPT (pick-wt=35): 8 [] product(product(product(A,product(B,A)),product(product(B,A),A)),product(product(A,B),C))=product(product(product(A,product(B,A)),product(B,A)),product(product(A,product(A,B)),C)).
% 286.83/287.06  ---> New Demodulator: 9 [new_demod,8] product(product(product(A,product(B,A)),product(product(B,A),A)),product(product(A,B),C))=product(product(product(A,product(B,A)),product(B,A)),product(product(A,product(A,B)),C)).
% 286.83/287.06  ** KEPT (pick-wt=31): 11 [copy,10,demod,7,7,7,7] product(product(A,product(product(B,C),C)),product(product(A,B),product(B,D)))=product(product(A,product(B,C)),product(product(A,product(C,B)),product(B,D))).
% 286.83/287.06  ---> New Demodulator: 12 [new_demod,11] product(product(A,product(product(B,C),C)),product(product(A,B),product(B,D)))=product(product(A,product(B,C)),product(product(A,product(C,B)),product(B,D))).
% 286.83/287.06    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 286.83/287.06  >>>> Starting back demodulation with 4.
% 286.83/287.06  >>>> Starting back demodulation with 7.
% 286.83/287.06  >>>> Starting back demodulation with 9.
% 286.83/287.06  >>>> Starting back demodulation with 12.
% 286.83/287.06  
% 286.83/287.06  ======= end of input processing =======
% 286.83/287.06  
% 286.83/287.06  =========== start of search ===========
% 286.83/287.06  
% 286.83/287.06  
% 286.83/287.06  Resetting weight limit to 31.
% 286.83/287.06  
% 286.83/287.06  
% 286.83/287.06  Resetting weight limit to 31.
% 286.83/287.06  
% 286.83/287.06  sos_size=419
% 286.83/287.06  
% 286.83/287.06  Search stopped because sos empty.
% 286.83/287.06  
% 286.83/287.06  
% 286.83/287.06  Search stopped because sos empty.
% 286.83/287.06  
% 286.83/287.06  ============ end of search ============
% 286.83/287.06  
% 286.83/287.06  -------------- statistics -------------
% 286.83/287.06  clauses given                442
% 286.83/287.06  clauses generated        1638398
% 286.83/287.06  clauses kept                 596
% 286.83/287.06  clauses forward subsumed    7667
% 286.83/287.06  clauses back subsumed          0
% 286.83/287.06  Kbytes malloced             7812
% 286.83/287.06  
% 286.83/287.06  ----------- times (seconds) -----------
% 286.83/287.06  user CPU time        285.17          (0 hr, 4 min, 45 sec)
% 286.83/287.06  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 286.83/287.06  wall-clock time      287             (0 hr, 4 min, 47 sec)
% 286.83/287.06  
% 286.83/287.06  Process 11310 finished Wed Jul 27 02:05:53 2022
% 286.83/287.06  Otter interrupted
% 286.83/287.06  PROOF NOT FOUND
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