TSTP Solution File: LAT015-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT015-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n027.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 13:01:47 EDT 2022

% Result   : Unknown 1.82s 2.03s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LAT015-1 : TPTP v8.1.0. Released v2.2.0.
% 0.11/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n027.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 08:31:06 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.82/2.03  ----- Otter 3.3f, August 2004 -----
% 1.82/2.03  The process was started by sandbox on n027.cluster.edu,
% 1.82/2.03  Wed Jul 27 08:31:06 2022
% 1.82/2.03  The command was "./otter".  The process ID is 22480.
% 1.82/2.03  
% 1.82/2.03  set(prolog_style_variables).
% 1.82/2.03  set(auto).
% 1.82/2.03     dependent: set(auto1).
% 1.82/2.03     dependent: set(process_input).
% 1.82/2.03     dependent: clear(print_kept).
% 1.82/2.03     dependent: clear(print_new_demod).
% 1.82/2.03     dependent: clear(print_back_demod).
% 1.82/2.03     dependent: clear(print_back_sub).
% 1.82/2.03     dependent: set(control_memory).
% 1.82/2.03     dependent: assign(max_mem, 12000).
% 1.82/2.03     dependent: assign(pick_given_ratio, 4).
% 1.82/2.03     dependent: assign(stats_level, 1).
% 1.82/2.03     dependent: assign(max_seconds, 10800).
% 1.82/2.03  clear(print_given).
% 1.82/2.03  
% 1.82/2.03  list(usable).
% 1.82/2.03  0 [] A=A.
% 1.82/2.03  0 [] join(meet(join(meet(X,Y),meet(Y,join(X,Y))),Z),meet(join(meet(X,join(join(meet(X1,Y),meet(Y,X2)),Y)),meet(join(meet(Y,meet(meet(join(X1,join(Y,X2)),join(X3,Y)),Y)),meet(U,join(Y,meet(meet(join(X1,join(Y,X2)),join(X3,Y)),Y)))),join(X,join(join(meet(X1,Y),meet(Y,X2)),Y)))),join(join(meet(X,Y),meet(Y,join(X,Y))),Z)))=Y.
% 1.82/2.03  0 [] meet(a,a)!=a|meet(a,b)!=meet(b,a)|meet(meet(a,b),c)!=meet(a,meet(b,c))|join(a,a)!=a|join(a,b)!=join(b,a)|join(join(a,b),c)!=join(a,join(b,c))|meet(a,join(a,b))!=a|join(a,meet(a,b))!=a.
% 1.82/2.03  end_of_list.
% 1.82/2.03  
% 1.82/2.03  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=8.
% 1.82/2.03  
% 1.82/2.03  This is a Horn set with equality.  The strategy will be
% 1.82/2.03  Knuth-Bendix and hyper_res, with positive clauses in
% 1.82/2.03  sos and nonpositive clauses in usable.
% 1.82/2.03  
% 1.82/2.03     dependent: set(knuth_bendix).
% 1.82/2.03     dependent: set(anl_eq).
% 1.82/2.03     dependent: set(para_from).
% 1.82/2.03     dependent: set(para_into).
% 1.82/2.03     dependent: clear(para_from_right).
% 1.82/2.03     dependent: clear(para_into_right).
% 1.82/2.03     dependent: set(para_from_vars).
% 1.82/2.03     dependent: set(eq_units_both_ways).
% 1.82/2.03     dependent: set(dynamic_demod_all).
% 1.82/2.03     dependent: set(dynamic_demod).
% 1.82/2.03     dependent: set(order_eq).
% 1.82/2.03     dependent: set(back_demod).
% 1.82/2.03     dependent: set(lrpo).
% 1.82/2.03     dependent: set(hyper_res).
% 1.82/2.03     dependent: clear(order_hyper).
% 1.82/2.03  
% 1.82/2.03  ------------> process usable:
% 1.82/2.03  ** KEPT (pick-wt=60): 2 [copy,1,flip.2,flip.5] meet(a,a)!=a|meet(b,a)!=meet(a,b)|meet(meet(a,b),c)!=meet(a,meet(b,c))|join(a,a)!=a|join(b,a)!=join(a,b)|join(join(a,b),c)!=join(a,join(b,c))|meet(a,join(a,b))!=a|join(a,meet(a,b))!=a.
% 1.82/2.03  
% 1.82/2.03  ------------> process sos:
% 1.82/2.03  ** KEPT (pick-wt=3): 3 [] A=A.
% 1.82/2.03  ** KEPT (pick-wt=79): 4 [] join(meet(join(meet(A,B),meet(B,join(A,B))),C),meet(join(meet(A,join(join(meet(D,B),meet(B,E)),B)),meet(join(meet(B,meet(meet(join(D,join(B,E)),join(F,B)),B)),meet(G,join(B,meet(meet(join(D,join(B,E)),join(F,B)),B)))),join(A,join(join(meet(D,B),meet(B,E)),B)))),join(join(meet(A,B),meet(B,join(A,B))),C)))=B.
% 1.82/2.03  ---> New Demodulator: 5 [new_demod,4] join(meet(join(meet(A,B),meet(B,join(A,B))),C),meet(join(meet(A,join(join(meet(D,B),meet(B,E)),B)),meet(join(meet(B,meet(meet(join(D,join(B,E)),join(F,B)),B)),meet(G,join(B,meet(meet(join(D,join(B,E)),join(F,B)),B)))),join(A,join(join(meet(D,B),meet(B,E)),B)))),join(join(meet(A,B),meet(B,join(A,B))),C)))=B.
% 1.82/2.03    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 1.82/2.03  >>>> Starting back demodulation with 5.
% 1.82/2.03  
% 1.82/2.03  ======= end of input processing =======
% 1.82/2.03  
% 1.82/2.03  =========== start of search ===========
% 1.82/2.03  
% 1.82/2.03  
% 1.82/2.03  Resetting weight limit to 393.
% 1.82/2.03  
% 1.82/2.03  
% 1.82/2.03  Resetting weight limit to 393.
% 1.82/2.03  
% 1.82/2.03  sos_size=5
% 1.82/2.03  
% 1.82/2.03  Search stopped in tp_alloc by max_mem option.
% 1.82/2.03  
% 1.82/2.03  Search stopped in tp_alloc by max_mem option.
% 1.82/2.03  
% 1.82/2.03  ============ end of search ============
% 1.82/2.03  
% 1.82/2.03  -------------- statistics -------------
% 1.82/2.03  clauses given                  5
% 1.82/2.03  clauses generated            254
% 1.82/2.03  clauses kept                  19
% 1.82/2.03  clauses forward subsumed      86
% 1.82/2.03  clauses back subsumed          0
% 1.82/2.03  Kbytes malloced            11718
% 1.82/2.03  
% 1.82/2.03  ----------- times (seconds) -----------
% 1.82/2.03  user CPU time          0.13          (0 hr, 0 min, 0 sec)
% 1.82/2.03  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 1.82/2.03  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.82/2.03  
% 1.82/2.03  Process 22480 finished Wed Jul 27 08:31:08 2022
% 1.82/2.03  Otter interrupted
% 1.82/2.03  PROOF NOT FOUND
%------------------------------------------------------------------------------