TSTP Solution File: LAT052-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT052-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n028.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 13:01:52 EDT 2022

% Result   : Unknown 3.40s 3.59s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11  % Problem  : LAT052-1 : TPTP v8.1.0. Released v2.5.0.
% 0.09/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n028.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 08:24:04 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 3.40/3.59  ----- Otter 3.3f, August 2004 -----
% 3.40/3.59  The process was started by sandbox on n028.cluster.edu,
% 3.40/3.59  Wed Jul 27 08:24:04 2022
% 3.40/3.59  The command was "./otter".  The process ID is 29436.
% 3.40/3.59  
% 3.40/3.59  set(prolog_style_variables).
% 3.40/3.59  set(auto).
% 3.40/3.59     dependent: set(auto1).
% 3.40/3.59     dependent: set(process_input).
% 3.40/3.59     dependent: clear(print_kept).
% 3.40/3.59     dependent: clear(print_new_demod).
% 3.40/3.59     dependent: clear(print_back_demod).
% 3.40/3.59     dependent: clear(print_back_sub).
% 3.40/3.59     dependent: set(control_memory).
% 3.40/3.59     dependent: assign(max_mem, 12000).
% 3.40/3.59     dependent: assign(pick_given_ratio, 4).
% 3.40/3.59     dependent: assign(stats_level, 1).
% 3.40/3.59     dependent: assign(max_seconds, 10800).
% 3.40/3.59  clear(print_given).
% 3.40/3.59  
% 3.40/3.59  list(usable).
% 3.40/3.59  0 [] A=A.
% 3.40/3.59  0 [] meet(X,X)=X.
% 3.40/3.59  0 [] join(X,X)=X.
% 3.40/3.59  0 [] meet(X,join(X,Y))=X.
% 3.40/3.59  0 [] join(X,meet(X,Y))=X.
% 3.40/3.59  0 [] meet(X,Y)=meet(Y,X).
% 3.40/3.59  0 [] join(X,Y)=join(Y,X).
% 3.40/3.59  0 [] meet(meet(X,Y),Z)=meet(X,meet(Y,Z)).
% 3.40/3.59  0 [] join(join(X,Y),Z)=join(X,join(Y,Z)).
% 3.40/3.59  0 [] join(complement(X),X)=n1.
% 3.40/3.59  0 [] meet(complement(X),X)=n0.
% 3.40/3.59  0 [] complement(complement(X))=X.
% 3.40/3.59  0 [] join(X,meet(Y,join(X,Z)))=meet(join(X,Y),join(X,Z)).
% 3.40/3.59  0 [] complement(join(a,b))!=meet(complement(a),complement(b)).
% 3.40/3.59  end_of_list.
% 3.40/3.59  
% 3.40/3.59  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 3.40/3.59  
% 3.40/3.59  All clauses are units, and equality is present; the
% 3.40/3.59  strategy will be Knuth-Bendix with positive clauses in sos.
% 3.40/3.59  
% 3.40/3.59     dependent: set(knuth_bendix).
% 3.40/3.59     dependent: set(anl_eq).
% 3.40/3.59     dependent: set(para_from).
% 3.40/3.59     dependent: set(para_into).
% 3.40/3.59     dependent: clear(para_from_right).
% 3.40/3.59     dependent: clear(para_into_right).
% 3.40/3.59     dependent: set(para_from_vars).
% 3.40/3.59     dependent: set(eq_units_both_ways).
% 3.40/3.59     dependent: set(dynamic_demod_all).
% 3.40/3.59     dependent: set(dynamic_demod).
% 3.40/3.59     dependent: set(order_eq).
% 3.40/3.59     dependent: set(back_demod).
% 3.40/3.59     dependent: set(lrpo).
% 3.40/3.59  
% 3.40/3.59  ------------> process usable:
% 3.40/3.59  ** KEPT (pick-wt=10): 1 [] complement(join(a,b))!=meet(complement(a),complement(b)).
% 3.40/3.59  
% 3.40/3.59  ------------> process sos:
% 3.40/3.59  ** KEPT (pick-wt=3): 2 [] A=A.
% 3.40/3.59  ** KEPT (pick-wt=5): 3 [] meet(A,A)=A.
% 3.40/3.59  ---> New Demodulator: 4 [new_demod,3] meet(A,A)=A.
% 3.40/3.59  ** KEPT (pick-wt=5): 5 [] join(A,A)=A.
% 3.40/3.59  ---> New Demodulator: 6 [new_demod,5] join(A,A)=A.
% 3.40/3.59  ** KEPT (pick-wt=7): 7 [] meet(A,join(A,B))=A.
% 3.40/3.59  ---> New Demodulator: 8 [new_demod,7] meet(A,join(A,B))=A.
% 3.40/3.59  ** KEPT (pick-wt=7): 9 [] join(A,meet(A,B))=A.
% 3.40/3.59  ---> New Demodulator: 10 [new_demod,9] join(A,meet(A,B))=A.
% 3.40/3.59  ** KEPT (pick-wt=7): 11 [] meet(A,B)=meet(B,A).
% 3.40/3.59  ** KEPT (pick-wt=7): 12 [] join(A,B)=join(B,A).
% 3.40/3.59  ** KEPT (pick-wt=11): 13 [] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 3.40/3.59  ---> New Demodulator: 14 [new_demod,13] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 3.40/3.59  ** KEPT (pick-wt=11): 15 [] join(join(A,B),C)=join(A,join(B,C)).
% 3.40/3.59  ---> New Demodulator: 16 [new_demod,15] join(join(A,B),C)=join(A,join(B,C)).
% 3.40/3.59  ** KEPT (pick-wt=6): 17 [] join(complement(A),A)=n1.
% 3.40/3.59  ---> New Demodulator: 18 [new_demod,17] join(complement(A),A)=n1.
% 3.40/3.59  ** KEPT (pick-wt=6): 19 [] meet(complement(A),A)=n0.
% 3.40/3.59  ---> New Demodulator: 20 [new_demod,19] meet(complement(A),A)=n0.
% 3.40/3.59  ** KEPT (pick-wt=5): 21 [] complement(complement(A))=A.
% 3.40/3.59  ---> New Demodulator: 22 [new_demod,21] complement(complement(A))=A.
% 3.40/3.59  ** KEPT (pick-wt=15): 24 [copy,23,flip.1] meet(join(A,B),join(A,C))=join(A,meet(B,join(A,C))).
% 3.40/3.59  ---> New Demodulator: 25 [new_demod,24] meet(join(A,B),join(A,C))=join(A,meet(B,join(A,C))).
% 3.40/3.59    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 3.40/3.59  >>>> Starting back demodulation with 4.
% 3.40/3.59  >>>> Starting back demodulation with 6.
% 3.40/3.59  >>>> Starting back demodulation with 8.
% 3.40/3.59  >>>> Starting back demodulation with 10.
% 3.40/3.59    Following clause subsumed by 11 during input processing: 0 [copy,11,flip.1] meet(A,B)=meet(B,A).
% 3.40/3.59    Following clause subsumed by 12 during input processing: 0 [copy,12,flip.1] join(A,B)=join(B,A).
% 3.40/3.59  >>>> Starting back demodulation with 14.
% 3.40/3.59  >>>> Starting back demodulation with 16.
% 3.40/3.59  >>>> Starting back demodulation with 18.
% 3.40/3.59  >>>> Starting back demodulation with 20.
% 3.40/3.59  >>>> Starting back demodulation with 22.
% 3.40/3.59  >>>> Starting back demodulation with 25.
% 3.40/3.59  
% 3.40/3.59  ======= end of input processing =======
% 3.40/3.59  
% 3.40/3.59  =========== start of search ===========
% 3.40/3.59  
% 3.40/3.59  
% 3.40/3.59  Resetting weight limit to 11.
% 3.40/3.59  
% 3.40/3.59  
% 3.40/3.59  Resetting weight limit to 11.
% 3.40/3.59  
% 3.40/3.59  sos_size=453
% 3.40/3.59  
% 3.40/3.59  Search stopped because sos empty.
% 3.40/3.59  
% 3.40/3.59  
% 3.40/3.59  Search stopped because sos empty.
% 3.40/3.59  
% 3.40/3.59  ============ end of search ============
% 3.40/3.59  
% 3.40/3.59  -------------- statistics -------------
% 3.40/3.59  clauses given                567
% 3.40/3.59  clauses generated         386387
% 3.40/3.59  clauses kept                 585
% 3.40/3.59  clauses forward subsumed  222728
% 3.40/3.59  clauses back subsumed          0
% 3.40/3.59  Kbytes malloced             6835
% 3.40/3.59  
% 3.40/3.59  ----------- times (seconds) -----------
% 3.40/3.59  user CPU time          1.72          (0 hr, 0 min, 1 sec)
% 3.40/3.59  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 3.40/3.59  wall-clock time        3             (0 hr, 0 min, 3 sec)
% 3.40/3.59  
% 3.40/3.59  Process 29436 finished Wed Jul 27 08:24:07 2022
% 3.40/3.59  Otter interrupted
% 3.40/3.59  PROOF NOT FOUND
%------------------------------------------------------------------------------