TSTP Solution File: LAT147-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT147-1 : TPTP v8.1.0. Released v3.1.0.
% 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 13:02:01 EDT 2022

% Result   : Unknown 4.70s 4.92s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : LAT147-1 : TPTP v8.1.0. Released v3.1.0.
% 0.12/0.12  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n018.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  % WCLimit  : 300
% 0.13/0.33  % DateTime : Wed Jul 27 08:13:31 EDT 2022
% 0.18/0.34  % CPUTime  : 
% 4.70/4.92  ----- Otter 3.3f, August 2004 -----
% 4.70/4.92  The process was started by sandbox2 on n018.cluster.edu,
% 4.70/4.92  Wed Jul 27 08:13:31 2022
% 4.70/4.92  The command was "./otter".  The process ID is 32212.
% 4.70/4.92  
% 4.70/4.92  set(prolog_style_variables).
% 4.70/4.92  set(auto).
% 4.70/4.92     dependent: set(auto1).
% 4.70/4.92     dependent: set(process_input).
% 4.70/4.92     dependent: clear(print_kept).
% 4.70/4.92     dependent: clear(print_new_demod).
% 4.70/4.92     dependent: clear(print_back_demod).
% 4.70/4.92     dependent: clear(print_back_sub).
% 4.70/4.92     dependent: set(control_memory).
% 4.70/4.92     dependent: assign(max_mem, 12000).
% 4.70/4.92     dependent: assign(pick_given_ratio, 4).
% 4.70/4.92     dependent: assign(stats_level, 1).
% 4.70/4.92     dependent: assign(max_seconds, 10800).
% 4.70/4.92  clear(print_given).
% 4.70/4.92  
% 4.70/4.92  list(usable).
% 4.70/4.92  0 [] A=A.
% 4.70/4.92  0 [] meet(X,X)=X.
% 4.70/4.92  0 [] join(X,X)=X.
% 4.70/4.92  0 [] meet(X,join(X,Y))=X.
% 4.70/4.92  0 [] join(X,meet(X,Y))=X.
% 4.70/4.92  0 [] meet(X,Y)=meet(Y,X).
% 4.70/4.92  0 [] join(X,Y)=join(Y,X).
% 4.70/4.92  0 [] meet(meet(X,Y),Z)=meet(X,meet(Y,Z)).
% 4.70/4.92  0 [] join(join(X,Y),Z)=join(X,join(Y,Z)).
% 4.70/4.92  0 [] meet(X,join(Y,meet(Z,U)))=meet(X,join(Y,meet(Z,join(Y,meet(U,join(Y,Z)))))).
% 4.70/4.92  0 [] meet(a,meet(b,join(c,meet(a,d))))!=meet(a,meet(b,join(c,meet(d,join(a,meet(b,c)))))).
% 4.70/4.92  end_of_list.
% 4.70/4.92  
% 4.70/4.92  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 4.70/4.92  
% 4.70/4.92  All clauses are units, and equality is present; the
% 4.70/4.92  strategy will be Knuth-Bendix with positive clauses in sos.
% 4.70/4.92  
% 4.70/4.92     dependent: set(knuth_bendix).
% 4.70/4.92     dependent: set(anl_eq).
% 4.70/4.92     dependent: set(para_from).
% 4.70/4.92     dependent: set(para_into).
% 4.70/4.92     dependent: clear(para_from_right).
% 4.70/4.92     dependent: clear(para_into_right).
% 4.70/4.92     dependent: set(para_from_vars).
% 4.70/4.92     dependent: set(eq_units_both_ways).
% 4.70/4.92     dependent: set(dynamic_demod_all).
% 4.70/4.92     dependent: set(dynamic_demod).
% 4.70/4.92     dependent: set(order_eq).
% 4.70/4.92     dependent: set(back_demod).
% 4.70/4.92     dependent: set(lrpo).
% 4.70/4.92  
% 4.70/4.92  ------------> process usable:
% 4.70/4.92  ** KEPT (pick-wt=23): 2 [copy,1,flip.1] meet(a,meet(b,join(c,meet(d,join(a,meet(b,c))))))!=meet(a,meet(b,join(c,meet(a,d)))).
% 4.70/4.92  
% 4.70/4.92  ------------> process sos:
% 4.70/4.92  ** KEPT (pick-wt=3): 3 [] A=A.
% 4.70/4.92  ** KEPT (pick-wt=5): 4 [] meet(A,A)=A.
% 4.70/4.92  ---> New Demodulator: 5 [new_demod,4] meet(A,A)=A.
% 4.70/4.92  ** KEPT (pick-wt=5): 6 [] join(A,A)=A.
% 4.70/4.92  ---> New Demodulator: 7 [new_demod,6] join(A,A)=A.
% 4.70/4.92  ** KEPT (pick-wt=7): 8 [] meet(A,join(A,B))=A.
% 4.70/4.92  ---> New Demodulator: 9 [new_demod,8] meet(A,join(A,B))=A.
% 4.70/4.92  ** KEPT (pick-wt=7): 10 [] join(A,meet(A,B))=A.
% 4.70/4.92  ---> New Demodulator: 11 [new_demod,10] join(A,meet(A,B))=A.
% 4.70/4.92  ** KEPT (pick-wt=7): 12 [] meet(A,B)=meet(B,A).
% 4.70/4.92  ** KEPT (pick-wt=7): 13 [] join(A,B)=join(B,A).
% 4.70/4.92  ** KEPT (pick-wt=11): 14 [] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 4.70/4.92  ---> New Demodulator: 15 [new_demod,14] meet(meet(A,B),C)=meet(A,meet(B,C)).
% 4.70/4.92  ** KEPT (pick-wt=11): 16 [] join(join(A,B),C)=join(A,join(B,C)).
% 4.70/4.92  ---> New Demodulator: 17 [new_demod,16] join(join(A,B),C)=join(A,join(B,C)).
% 4.70/4.92  ** KEPT (pick-wt=21): 19 [copy,18,flip.1] meet(A,join(B,meet(C,join(B,meet(D,join(B,C))))))=meet(A,join(B,meet(C,D))).
% 4.70/4.92  ---> New Demodulator: 20 [new_demod,19] meet(A,join(B,meet(C,join(B,meet(D,join(B,C))))))=meet(A,join(B,meet(C,D))).
% 4.70/4.92    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 4.70/4.92  >>>> Starting back demodulation with 5.
% 4.70/4.92  >>>> Starting back demodulation with 7.
% 4.70/4.92  >>>> Starting back demodulation with 9.
% 4.70/4.92  >>>> Starting back demodulation with 11.
% 4.70/4.92    Following clause subsumed by 12 during input processing: 0 [copy,12,flip.1] meet(A,B)=meet(B,A).
% 4.70/4.92    Following clause subsumed by 13 during input processing: 0 [copy,13,flip.1] join(A,B)=join(B,A).
% 4.70/4.92  >>>> Starting back demodulation with 15.
% 4.70/4.92  >>>> Starting back demodulation with 17.
% 4.70/4.92  >>>> Starting back demodulation with 20.
% 4.70/4.92  
% 4.70/4.92  ======= end of input processing =======
% 4.70/4.92  
% 4.70/4.92  =========== start of search ===========
% 4.70/4.92  
% 4.70/4.92  
% 4.70/4.92  Resetting weight limit to 13.
% 4.70/4.92  
% 4.70/4.92  
% 4.70/4.92  Resetting weight limit to 13.
% 4.70/4.92  
% 4.70/4.92  sos_size=442
% 4.70/4.92  
% 4.70/4.92  Search stopped because sos empty.
% 4.70/4.92  
% 4.70/4.92  
% 4.70/4.92  Search stopped because sos empty.
% 4.70/4.92  
% 4.70/4.92  ============ end of search ============
% 4.70/4.92  
% 4.70/4.92  -------------- statistics -------------
% 4.70/4.92  clauses given                572
% 4.70/4.92  clauses generated         430577
% 4.70/4.92  clauses kept                 588
% 4.70/4.92  clauses forward subsumed  149983
% 4.70/4.92  clauses back subsumed          0
% 4.70/4.92  Kbytes malloced             7812
% 4.70/4.92  
% 4.70/4.92  ----------- times (seconds) -----------
% 4.70/4.92  user CPU time          2.99          (0 hr, 0 min, 2 sec)
% 4.70/4.92  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 4.70/4.92  wall-clock time        5             (0 hr, 0 min, 5 sec)
% 4.70/4.92  
% 4.70/4.92  Process 32212 finished Wed Jul 27 08:13:36 2022
% 4.70/4.92  Otter interrupted
% 4.70/4.92  PROOF NOT FOUND
%------------------------------------------------------------------------------