TSTP Solution File: BOO101-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : BOO101-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n008.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 12:47:43 EDT 2022

% Result   : Unknown 237.41s 237.59s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : BOO101-1 : TPTP v8.1.0. Released v2.6.0.
% 0.07/0.13  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n008.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
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 02:35:38 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 237.41/237.59  ----- Otter 3.3f, August 2004 -----
% 237.41/237.59  The process was started by sandbox on n008.cluster.edu,
% 237.41/237.59  Wed Jul 27 02:35:38 2022
% 237.41/237.59  The command was "./otter".  The process ID is 8690.
% 237.41/237.59  
% 237.41/237.59  set(prolog_style_variables).
% 237.41/237.59  set(auto).
% 237.41/237.59     dependent: set(auto1).
% 237.41/237.59     dependent: set(process_input).
% 237.41/237.59     dependent: clear(print_kept).
% 237.41/237.59     dependent: clear(print_new_demod).
% 237.41/237.59     dependent: clear(print_back_demod).
% 237.41/237.59     dependent: clear(print_back_sub).
% 237.41/237.59     dependent: set(control_memory).
% 237.41/237.59     dependent: assign(max_mem, 12000).
% 237.41/237.59     dependent: assign(pick_given_ratio, 4).
% 237.41/237.59     dependent: assign(stats_level, 1).
% 237.41/237.59     dependent: assign(max_seconds, 10800).
% 237.41/237.59  clear(print_given).
% 237.41/237.59  
% 237.41/237.59  list(usable).
% 237.41/237.59  0 [] A=A.
% 237.41/237.59  0 [] nand(nand(nand(nand(A,B),A),A),nand(B,nand(C,A)))=B.
% 237.41/237.59  0 [] nand(nand(a,a),nand(b,a))!=a.
% 237.41/237.59  end_of_list.
% 237.41/237.59  
% 237.41/237.59  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 237.41/237.59  
% 237.41/237.59  All clauses are units, and equality is present; the
% 237.41/237.59  strategy will be Knuth-Bendix with positive clauses in sos.
% 237.41/237.59  
% 237.41/237.59     dependent: set(knuth_bendix).
% 237.41/237.59     dependent: set(anl_eq).
% 237.41/237.59     dependent: set(para_from).
% 237.41/237.59     dependent: set(para_into).
% 237.41/237.59     dependent: clear(para_from_right).
% 237.41/237.59     dependent: clear(para_into_right).
% 237.41/237.59     dependent: set(para_from_vars).
% 237.41/237.59     dependent: set(eq_units_both_ways).
% 237.41/237.59     dependent: set(dynamic_demod_all).
% 237.41/237.59     dependent: set(dynamic_demod).
% 237.41/237.59     dependent: set(order_eq).
% 237.41/237.59     dependent: set(back_demod).
% 237.41/237.59     dependent: set(lrpo).
% 237.41/237.59  
% 237.41/237.59  ------------> process usable:
% 237.41/237.59  ** KEPT (pick-wt=9): 1 [] nand(nand(a,a),nand(b,a))!=a.
% 237.41/237.59  
% 237.41/237.59  ------------> process sos:
% 237.41/237.59  ** KEPT (pick-wt=3): 2 [] A=A.
% 237.41/237.59  ** KEPT (pick-wt=15): 3 [] nand(nand(nand(nand(A,B),A),A),nand(B,nand(C,A)))=B.
% 237.41/237.59  ---> New Demodulator: 4 [new_demod,3] nand(nand(nand(nand(A,B),A),A),nand(B,nand(C,A)))=B.
% 237.41/237.59    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 237.41/237.59  >>>> Starting back demodulation with 4.
% 237.41/237.59  
% 237.41/237.59  ======= end of input processing =======
% 237.41/237.59  
% 237.41/237.59  =========== start of search ===========
% 237.41/237.59  
% 237.41/237.59  
% 237.41/237.59  Resetting weight limit to 47.
% 237.41/237.59  
% 237.41/237.59  
% 237.41/237.59  Resetting weight limit to 47.
% 237.41/237.59  
% 237.41/237.59  sos_size=136
% 237.41/237.59  
% 237.41/237.59  Search stopped because sos empty.
% 237.41/237.59  
% 237.41/237.59  
% 237.41/237.59  Search stopped because sos empty.
% 237.41/237.59  
% 237.41/237.59  ============ end of search ============
% 237.41/237.59  
% 237.41/237.59  -------------- statistics -------------
% 237.41/237.59  clauses given                148
% 237.41/237.59  clauses generated         470980
% 237.41/237.59  clauses kept                 154
% 237.41/237.59  clauses forward subsumed   15000
% 237.41/237.59  clauses back subsumed          0
% 237.41/237.59  Kbytes malloced             7812
% 237.41/237.59  
% 237.41/237.59  ----------- times (seconds) -----------
% 237.41/237.59  user CPU time        235.70          (0 hr, 3 min, 55 sec)
% 237.41/237.59  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 237.41/237.59  wall-clock time      237             (0 hr, 3 min, 57 sec)
% 237.41/237.59  
% 237.41/237.59  Process 8690 finished Wed Jul 27 02:39:35 2022
% 237.41/237.59  Otter interrupted
% 237.41/237.59  PROOF NOT FOUND
%------------------------------------------------------------------------------