TSTP Solution File: LAT077-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LAT077-1 : TPTP v8.1.0. Released v2.6.0.
% 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 13:01:55 EDT 2022

% Result   : Unknown 2.33s 2.58s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : LAT077-1 : TPTP v8.1.0. Released v2.6.0.
% 0.06/0.13  % Command  : otter-tptp-script %s
% 0.12/0.34  % Computer : n027.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 08:53:51 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 2.33/2.58  ----- Otter 3.3f, August 2004 -----
% 2.33/2.58  The process was started by sandbox on n027.cluster.edu,
% 2.33/2.58  Wed Jul 27 08:53:51 2022
% 2.33/2.58  The command was "./otter".  The process ID is 27228.
% 2.33/2.58  
% 2.33/2.58  set(prolog_style_variables).
% 2.33/2.58  set(auto).
% 2.33/2.58     dependent: set(auto1).
% 2.33/2.58     dependent: set(process_input).
% 2.33/2.58     dependent: clear(print_kept).
% 2.33/2.58     dependent: clear(print_new_demod).
% 2.33/2.58     dependent: clear(print_back_demod).
% 2.33/2.58     dependent: clear(print_back_sub).
% 2.33/2.58     dependent: set(control_memory).
% 2.33/2.58     dependent: assign(max_mem, 12000).
% 2.33/2.58     dependent: assign(pick_given_ratio, 4).
% 2.33/2.58     dependent: assign(stats_level, 1).
% 2.33/2.58     dependent: assign(max_seconds, 10800).
% 2.33/2.58  clear(print_given).
% 2.33/2.58  
% 2.33/2.58  list(usable).
% 2.33/2.58  0 [] A=A.
% 2.33/2.58  0 [] f(f(f(f(B,A),f(C,A)),D),f(A,f(f(f(f(f(f(B,B),A),C),C),A),B)))=A.
% 2.33/2.58  0 [] f(a,f(b,f(a,f(c,c))))!=f(a,f(c,f(a,f(b,b)))).
% 2.33/2.58  end_of_list.
% 2.33/2.58  
% 2.33/2.58  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 2.33/2.58  
% 2.33/2.58  All clauses are units, and equality is present; the
% 2.33/2.58  strategy will be Knuth-Bendix with positive clauses in sos.
% 2.33/2.58  
% 2.33/2.58     dependent: set(knuth_bendix).
% 2.33/2.58     dependent: set(anl_eq).
% 2.33/2.58     dependent: set(para_from).
% 2.33/2.58     dependent: set(para_into).
% 2.33/2.58     dependent: clear(para_from_right).
% 2.33/2.58     dependent: clear(para_into_right).
% 2.33/2.58     dependent: set(para_from_vars).
% 2.33/2.58     dependent: set(eq_units_both_ways).
% 2.33/2.58     dependent: set(dynamic_demod_all).
% 2.33/2.58     dependent: set(dynamic_demod).
% 2.33/2.58     dependent: set(order_eq).
% 2.33/2.58     dependent: set(back_demod).
% 2.33/2.58     dependent: set(lrpo).
% 2.33/2.58  
% 2.33/2.58  ------------> process usable:
% 2.33/2.58  ** KEPT (pick-wt=19): 2 [copy,1,flip.1] f(a,f(c,f(a,f(b,b))))!=f(a,f(b,f(a,f(c,c)))).
% 2.33/2.58  
% 2.33/2.58  ------------> process sos:
% 2.33/2.58  ** KEPT (pick-wt=3): 3 [] A=A.
% 2.33/2.58  ** KEPT (pick-wt=27): 4 [] f(f(f(f(A,B),f(C,B)),D),f(B,f(f(f(f(f(f(A,A),B),C),C),B),A)))=B.
% 2.33/2.58  ---> New Demodulator: 5 [new_demod,4] f(f(f(f(A,B),f(C,B)),D),f(B,f(f(f(f(f(f(A,A),B),C),C),B),A)))=B.
% 2.33/2.58    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 2.33/2.58  >>>> Starting back demodulation with 5.
% 2.33/2.58  
% 2.33/2.58  ======= end of input processing =======
% 2.33/2.58  
% 2.33/2.58  =========== start of search ===========
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 51.
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 51.
% 2.33/2.58  
% 2.33/2.58  sos_size=98
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 15.
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 15.
% 2.33/2.58  
% 2.33/2.58  sos_size=59
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 13.
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Resetting weight limit to 13.
% 2.33/2.58  
% 2.33/2.58  sos_size=43
% 2.33/2.58  
% 2.33/2.58  Search stopped because sos empty.
% 2.33/2.58  
% 2.33/2.58  
% 2.33/2.58  Search stopped because sos empty.
% 2.33/2.58  
% 2.33/2.58  ============ end of search ============
% 2.33/2.58  
% 2.33/2.58  -------------- statistics -------------
% 2.33/2.58  clauses given                161
% 2.33/2.58  clauses generated          46433
% 2.33/2.58  clauses kept                 400
% 2.33/2.58  clauses forward subsumed   23363
% 2.33/2.58  clauses back subsumed          5
% 2.33/2.58  Kbytes malloced             7812
% 2.33/2.58  
% 2.33/2.58  ----------- times (seconds) -----------
% 2.33/2.58  user CPU time          0.68          (0 hr, 0 min, 0 sec)
% 2.33/2.58  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.33/2.58  wall-clock time        3             (0 hr, 0 min, 3 sec)
% 2.33/2.58  
% 2.33/2.58  Process 27228 finished Wed Jul 27 08:53:54 2022
% 2.33/2.58  Otter interrupted
% 2.33/2.58  PROOF NOT FOUND
%------------------------------------------------------------------------------