TSTP Solution File: GRP739-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : GRP739-1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n026.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 12:57:45 EDT 2022

% Result   : Unknown 2.06s 2.28s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP739-1 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n026.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 05:41:24 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 2.06/2.28  ----- Otter 3.3f, August 2004 -----
% 2.06/2.28  The process was started by sandbox on n026.cluster.edu,
% 2.06/2.28  Wed Jul 27 05:41:24 2022
% 2.06/2.28  The command was "./otter".  The process ID is 26238.
% 2.06/2.28  
% 2.06/2.28  set(prolog_style_variables).
% 2.06/2.28  set(auto).
% 2.06/2.28     dependent: set(auto1).
% 2.06/2.28     dependent: set(process_input).
% 2.06/2.28     dependent: clear(print_kept).
% 2.06/2.28     dependent: clear(print_new_demod).
% 2.06/2.28     dependent: clear(print_back_demod).
% 2.06/2.28     dependent: clear(print_back_sub).
% 2.06/2.28     dependent: set(control_memory).
% 2.06/2.28     dependent: assign(max_mem, 12000).
% 2.06/2.28     dependent: assign(pick_given_ratio, 4).
% 2.06/2.28     dependent: assign(stats_level, 1).
% 2.06/2.28     dependent: assign(max_seconds, 10800).
% 2.06/2.28  clear(print_given).
% 2.06/2.28  
% 2.06/2.28  list(usable).
% 2.06/2.28  0 [] A=A.
% 2.06/2.28  0 [] mult(A,unit)=A.
% 2.06/2.28  0 [] mult(unit,A)=A.
% 2.06/2.28  0 [] mult(A,ld(A,B))=B.
% 2.06/2.28  0 [] ld(A,mult(A,B))=B.
% 2.06/2.28  0 [] ld(mult(A,B),mult(A,mult(B,mult(C,D))))=mult(ld(mult(A,B),mult(A,mult(B,C))),ld(mult(A,B),mult(A,mult(B,D)))).
% 2.06/2.28  0 [] ld(A,mult(mult(B,C),A))=mult(ld(A,mult(B,A)),ld(A,mult(C,A))).
% 2.06/2.28  0 [] mult(s(A),s(A))=A.
% 2.06/2.28  0 [] s(mult(A,A))=A.
% 2.06/2.28  0 [] mult(A,B)=mult(B,A).
% 2.06/2.28  0 [] mult(mult(a,b),c)!=mult(a,mult(b,c)).
% 2.06/2.28  end_of_list.
% 2.06/2.28  
% 2.06/2.28  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 2.06/2.28  
% 2.06/2.28  All clauses are units, and equality is present; the
% 2.06/2.28  strategy will be Knuth-Bendix with positive clauses in sos.
% 2.06/2.28  
% 2.06/2.28     dependent: set(knuth_bendix).
% 2.06/2.28     dependent: set(anl_eq).
% 2.06/2.28     dependent: set(para_from).
% 2.06/2.28     dependent: set(para_into).
% 2.06/2.28     dependent: clear(para_from_right).
% 2.06/2.28     dependent: clear(para_into_right).
% 2.06/2.28     dependent: set(para_from_vars).
% 2.06/2.28     dependent: set(eq_units_both_ways).
% 2.06/2.28     dependent: set(dynamic_demod_all).
% 2.06/2.28     dependent: set(dynamic_demod).
% 2.06/2.28     dependent: set(order_eq).
% 2.06/2.28     dependent: set(back_demod).
% 2.06/2.28     dependent: set(lrpo).
% 2.06/2.28  
% 2.06/2.28  ------------> process usable:
% 2.06/2.28  ** KEPT (pick-wt=11): 1 [] mult(mult(a,b),c)!=mult(a,mult(b,c)).
% 2.06/2.28  
% 2.06/2.28  ------------> process sos:
% 2.06/2.28  ** KEPT (pick-wt=3): 2 [] A=A.
% 2.06/2.28  ** KEPT (pick-wt=5): 3 [] mult(A,unit)=A.
% 2.06/2.28  ---> New Demodulator: 4 [new_demod,3] mult(A,unit)=A.
% 2.06/2.28  ** KEPT (pick-wt=5): 5 [] mult(unit,A)=A.
% 2.06/2.28  ---> New Demodulator: 6 [new_demod,5] mult(unit,A)=A.
% 2.06/2.28  ** KEPT (pick-wt=7): 7 [] mult(A,ld(A,B))=B.
% 2.06/2.28  ---> New Demodulator: 8 [new_demod,7] mult(A,ld(A,B))=B.
% 2.06/2.28  ** KEPT (pick-wt=7): 9 [] ld(A,mult(A,B))=B.
% 2.06/2.28  ---> New Demodulator: 10 [new_demod,9] ld(A,mult(A,B))=B.
% 2.06/2.28  ** KEPT (pick-wt=31): 12 [copy,11,flip.1] mult(ld(mult(A,B),mult(A,mult(B,C))),ld(mult(A,B),mult(A,mult(B,D))))=ld(mult(A,B),mult(A,mult(B,mult(C,D)))).
% 2.06/2.28  ---> New Demodulator: 13 [new_demod,12] mult(ld(mult(A,B),mult(A,mult(B,C))),ld(mult(A,B),mult(A,mult(B,D))))=ld(mult(A,B),mult(A,mult(B,mult(C,D)))).
% 2.06/2.28  ** KEPT (pick-wt=19): 14 [] ld(A,mult(mult(B,C),A))=mult(ld(A,mult(B,A)),ld(A,mult(C,A))).
% 2.06/2.28  ** KEPT (pick-wt=7): 15 [] mult(s(A),s(A))=A.
% 2.06/2.28  ---> New Demodulator: 16 [new_demod,15] mult(s(A),s(A))=A.
% 2.06/2.28  ** KEPT (pick-wt=6): 17 [] s(mult(A,A))=A.
% 2.06/2.28  ---> New Demodulator: 18 [new_demod,17] s(mult(A,A))=A.
% 2.06/2.28  ** KEPT (pick-wt=7): 19 [] mult(A,B)=mult(B,A).
% 2.06/2.28    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 2.06/2.28  >>>> Starting back demodulation with 4.
% 2.06/2.28  >>>> Starting back demodulation with 6.
% 2.06/2.28  >>>> Starting back demodulation with 8.
% 2.06/2.28  >>>> Starting back demodulation with 10.
% 2.06/2.28  >>>> Starting back demodulation with 13.
% 2.06/2.28  ** KEPT (pick-wt=19): 20 [copy,14,flip.1] mult(ld(A,mult(B,A)),ld(A,mult(C,A)))=ld(A,mult(mult(B,C),A)).
% 2.06/2.28  >>>> Starting back demodulation with 16.
% 2.06/2.28  >>>> Starting back demodulation with 18.
% 2.06/2.28    Following clause subsumed by 19 during input processing: 0 [copy,19,flip.1] mult(A,B)=mult(B,A).
% 2.06/2.28    Following clause subsumed by 14 during input processing: 0 [copy,20,flip.1] ld(A,mult(mult(B,C),A))=mult(ld(A,mult(B,A)),ld(A,mult(C,A))).
% 2.06/2.28  
% 2.06/2.28  ======= end of input processing =======
% 2.06/2.28  
% 2.06/2.28  =========== start of search ===========
% 2.06/2.28  
% 2.06/2.28  
% 2.06/2.28  Resetting weight limit to 31.
% 2.06/2.28  
% 2.06/2.28  
% 2.06/2.28  Resetting weight limit to 31.
% 2.06/2.28  
% 2.06/2.28  sos_size=59
% 2.06/2.28  
% 2.06/2.28  
% 2.06/2.28  Resetting weight limit to 15.
% 2.06/2.28  
% 2.06/2.28  
% 2.06/2.28  Resetting weight limit to 15.
% 2.06/2.28  
% 2.06/2.28  sos_size=151
% 2.06/2.28  
% 2.06/2.28  Search stopped in tp_alloc by max_mem option.
% 2.06/2.28  
% 2.06/2.28  Search stopped in tp_alloc by max_mem option.
% 2.06/2.28  
% 2.06/2.28  ============ end of search ============
% 2.06/2.28  
% 2.06/2.28  -------------- statistics -------------
% 2.06/2.28  clauses given                 81
% 2.06/2.28  clauses generated           6084
% 2.06/2.28  clauses kept                 263
% 2.06/2.28  clauses forward subsumed    2211
% 2.06/2.28  clauses back subsumed         13
% 2.06/2.28  Kbytes malloced            11718
% 2.06/2.28  
% 2.06/2.28  ----------- times (seconds) -----------
% 2.06/2.28  user CPU time          0.17          (0 hr, 0 min, 0 sec)
% 2.06/2.28  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 2.06/2.28  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.06/2.28  
% 2.06/2.28  Process 26238 finished Wed Jul 27 05:41:26 2022
% 2.06/2.28  Otter interrupted
% 2.06/2.28  PROOF NOT FOUND
%------------------------------------------------------------------------------