TSTP Solution File: GRP679-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : GRP679-1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n012.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 12:57:38 EDT 2022

% Result   : Unknown 1.73s 1.93s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GRP679-1 : TPTP v8.1.0. Released v4.0.0.
% 0.00/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n012.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 05:14:20 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.73/1.93  ----- Otter 3.3f, August 2004 -----
% 1.73/1.93  The process was started by sandbox2 on n012.cluster.edu,
% 1.73/1.93  Wed Jul 27 05:14:20 2022
% 1.73/1.93  The command was "./otter".  The process ID is 10476.
% 1.73/1.93  
% 1.73/1.93  set(prolog_style_variables).
% 1.73/1.93  set(auto).
% 1.73/1.93     dependent: set(auto1).
% 1.73/1.93     dependent: set(process_input).
% 1.73/1.93     dependent: clear(print_kept).
% 1.73/1.93     dependent: clear(print_new_demod).
% 1.73/1.93     dependent: clear(print_back_demod).
% 1.73/1.93     dependent: clear(print_back_sub).
% 1.73/1.93     dependent: set(control_memory).
% 1.73/1.93     dependent: assign(max_mem, 12000).
% 1.73/1.93     dependent: assign(pick_given_ratio, 4).
% 1.73/1.93     dependent: assign(stats_level, 1).
% 1.73/1.93     dependent: assign(max_seconds, 10800).
% 1.73/1.93  clear(print_given).
% 1.73/1.93  
% 1.73/1.93  list(usable).
% 1.73/1.93  0 [] A=A.
% 1.73/1.93  0 [] mult(A,ld(A,B))=B.
% 1.73/1.93  0 [] ld(A,mult(A,B))=B.
% 1.73/1.93  0 [] mult(rd(A,B),B)=A.
% 1.73/1.93  0 [] rd(mult(A,B),B)=A.
% 1.73/1.93  0 [] mult(A,unit)=A.
% 1.73/1.93  0 [] mult(unit,A)=A.
% 1.73/1.93  0 [] mult(A,mult(B,mult(A,C)))=mult(mult(A,mult(B,A)),C).
% 1.73/1.93  0 [] mult(op_c,A)=mult(A,op_c).
% 1.73/1.93  0 [] mult(mult(op_c,op_c),a)!=mult(a,mult(op_c,op_c)).
% 1.73/1.93  end_of_list.
% 1.73/1.93  
% 1.73/1.93  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.73/1.93  
% 1.73/1.93  All clauses are units, and equality is present; the
% 1.73/1.93  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.73/1.93  
% 1.73/1.93     dependent: set(knuth_bendix).
% 1.73/1.93     dependent: set(anl_eq).
% 1.73/1.93     dependent: set(para_from).
% 1.73/1.93     dependent: set(para_into).
% 1.73/1.93     dependent: clear(para_from_right).
% 1.73/1.93     dependent: clear(para_into_right).
% 1.73/1.93     dependent: set(para_from_vars).
% 1.73/1.93     dependent: set(eq_units_both_ways).
% 1.73/1.93     dependent: set(dynamic_demod_all).
% 1.73/1.93     dependent: set(dynamic_demod).
% 1.73/1.93     dependent: set(order_eq).
% 1.73/1.93     dependent: set(back_demod).
% 1.73/1.93     dependent: set(lrpo).
% 1.73/1.93  
% 1.73/1.93  ------------> process usable:
% 1.73/1.93  ** KEPT (pick-wt=11): 1 [] mult(mult(op_c,op_c),a)!=mult(a,mult(op_c,op_c)).
% 1.73/1.93  
% 1.73/1.93  ------------> process sos:
% 1.73/1.93  ** KEPT (pick-wt=3): 2 [] A=A.
% 1.73/1.93  ** KEPT (pick-wt=7): 3 [] mult(A,ld(A,B))=B.
% 1.73/1.93  ---> New Demodulator: 4 [new_demod,3] mult(A,ld(A,B))=B.
% 1.73/1.93  ** KEPT (pick-wt=7): 5 [] ld(A,mult(A,B))=B.
% 1.73/1.93  ---> New Demodulator: 6 [new_demod,5] ld(A,mult(A,B))=B.
% 1.73/1.93  ** KEPT (pick-wt=7): 7 [] mult(rd(A,B),B)=A.
% 1.73/1.93  ---> New Demodulator: 8 [new_demod,7] mult(rd(A,B),B)=A.
% 1.73/1.93  ** KEPT (pick-wt=7): 9 [] rd(mult(A,B),B)=A.
% 1.73/1.93  ---> New Demodulator: 10 [new_demod,9] rd(mult(A,B),B)=A.
% 1.73/1.93  ** KEPT (pick-wt=5): 11 [] mult(A,unit)=A.
% 1.73/1.93  ---> New Demodulator: 12 [new_demod,11] mult(A,unit)=A.
% 1.73/1.93  ** KEPT (pick-wt=5): 13 [] mult(unit,A)=A.
% 1.73/1.93  ---> New Demodulator: 14 [new_demod,13] mult(unit,A)=A.
% 1.73/1.93  ** KEPT (pick-wt=15): 16 [copy,15,flip.1] mult(mult(A,mult(B,A)),C)=mult(A,mult(B,mult(A,C))).
% 1.73/1.93  ---> New Demodulator: 17 [new_demod,16] mult(mult(A,mult(B,A)),C)=mult(A,mult(B,mult(A,C))).
% 1.73/1.93  ** KEPT (pick-wt=7): 18 [] mult(op_c,A)=mult(A,op_c).
% 1.73/1.93    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 1.73/1.93  >>>> Starting back demodulation with 4.
% 1.73/1.93  >>>> Starting back demodulation with 6.
% 1.73/1.93  >>>> Starting back demodulation with 8.
% 1.73/1.93  >>>> Starting back demodulation with 10.
% 1.73/1.93  >>>> Starting back demodulation with 12.
% 1.73/1.93  >>>> Starting back demodulation with 14.
% 1.73/1.93  >>>> Starting back demodulation with 17.
% 1.73/1.93  ** KEPT (pick-wt=7): 19 [copy,18,flip.1] mult(A,op_c)=mult(op_c,A).
% 1.73/1.93    Following clause subsumed by 18 during input processing: 0 [copy,19,flip.1] mult(op_c,A)=mult(A,op_c).
% 1.73/1.93  
% 1.73/1.93  ======= end of input processing =======
% 1.73/1.93  
% 1.73/1.93  =========== start of search ===========
% 1.73/1.93  
% 1.73/1.93  
% 1.73/1.93  Resetting weight limit to 11.
% 1.73/1.93  
% 1.73/1.93  
% 1.73/1.93  Resetting weight limit to 11.
% 1.73/1.93  
% 1.73/1.93  sos_size=178
% 1.73/1.93  
% 1.73/1.93  
% 1.73/1.93  Resetting weight limit to 9.
% 1.73/1.93  
% 1.73/1.93  
% 1.73/1.93  Resetting weight limit to 9.
% 1.73/1.93  
% 1.73/1.93  sos_size=129
% 1.73/1.93  
% 1.73/1.93  Search stopped because sos empty.
% 1.73/1.93  
% 1.73/1.93  
% 1.73/1.93  Search stopped because sos empty.
% 1.73/1.93  
% 1.73/1.93  ============ end of search ============
% 1.73/1.93  
% 1.73/1.93  -------------- statistics -------------
% 1.73/1.93  clauses given                 88
% 1.73/1.93  clauses generated           2030
% 1.73/1.93  clauses kept                 384
% 1.73/1.93  clauses forward subsumed    1340
% 1.73/1.93  clauses back subsumed          0
% 1.73/1.93  Kbytes malloced             4882
% 1.73/1.93  
% 1.73/1.93  ----------- times (seconds) -----------
% 1.73/1.93  user CPU time          0.05          (0 hr, 0 min, 0 sec)
% 1.73/1.93  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 1.73/1.93  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.73/1.93  
% 1.73/1.93  Process 10476 finished Wed Jul 27 05:14:22 2022
% 1.73/1.93  Otter interrupted
% 1.73/1.93  PROOF NOT FOUND
%------------------------------------------------------------------------------