TSTP Solution File: ALG246-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : ALG246-1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n017.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 12:46:26 EDT 2022

% Result   : Unknown 1.88s 2.06s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : ALG246-1 : TPTP v8.1.0. Released v4.0.0.
% 0.06/0.12  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n017.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Jul 27 03:22:48 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.69/1.91  ----- Otter 3.3f, August 2004 -----
% 1.69/1.91  The process was started by sandbox2 on n017.cluster.edu,
% 1.69/1.91  Wed Jul 27 03:22:48 2022
% 1.69/1.91  The command was "./otter".  The process ID is 18943.
% 1.69/1.91  
% 1.69/1.91  set(prolog_style_variables).
% 1.69/1.91  set(auto).
% 1.69/1.91     dependent: set(auto1).
% 1.69/1.91     dependent: set(process_input).
% 1.69/1.91     dependent: clear(print_kept).
% 1.69/1.91     dependent: clear(print_new_demod).
% 1.69/1.91     dependent: clear(print_back_demod).
% 1.69/1.91     dependent: clear(print_back_sub).
% 1.69/1.91     dependent: set(control_memory).
% 1.69/1.91     dependent: assign(max_mem, 12000).
% 1.69/1.91     dependent: assign(pick_given_ratio, 4).
% 1.69/1.91     dependent: assign(stats_level, 1).
% 1.69/1.91     dependent: assign(max_seconds, 10800).
% 1.69/1.91  clear(print_given).
% 1.69/1.91  
% 1.69/1.91  list(usable).
% 1.69/1.91  0 [] A=A.
% 1.69/1.91  0 [] tptp1(A,B)=tptp1(B,A).
% 1.69/1.91  0 [] tptp1(tptp5,A)=A.
% 1.69/1.91  0 [] tptp1(A,tptp0(A,B))=tptp1(B,tptp0(B,A)).
% 1.69/1.91  0 [] tptp0(tptp1(A,B),C)=tptp0(A,tptp0(B,C)).
% 1.69/1.91  0 [] tptp0(tptp3,A)=tptp5.
% 1.69/1.91  0 [] tptp0(tptp0(tptp0(A,B),C),tptp0(tptp0(tptp0(B,A),C),C))=tptp5.
% 1.69/1.91  0 [] tptp4(A,B)=tptp1(A,tptp0(A,B)).
% 1.69/1.91  0 [] v(A,B)=tptp4(tptp0(tptp0(A,B),B),tptp0(tptp0(B,A),A)).
% 1.69/1.91  0 [] tptp0(tptp1(A,B),tptp3)=v(tptp0(A,tptp3),tptp0(B,tptp3)).
% 1.69/1.91  0 [] m(A)=tptp0(A,tptp3).
% 1.69/1.91  0 [] n(A)=m(tptp2(A)).
% 1.69/1.91  0 [] tptp2(tptp2(A))=A.
% 1.69/1.91  0 [] n(tptp0(A,B))=n(tptp0(tptp2(B),tptp2(A))).
% 1.69/1.91  0 [] v(tptp1(n(a),n(tptp0(a,b))),n(b))!=n(b).
% 1.69/1.91  end_of_list.
% 1.69/1.91  
% 1.69/1.91  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.69/1.91  
% 1.69/1.91  All clauses are units, and equality is present; the
% 1.69/1.91  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.69/1.91  
% 1.69/1.91     dependent: set(knuth_bendix).
% 1.69/1.91     dependent: set(anl_eq).
% 1.69/1.91     dependent: set(para_from).
% 1.69/1.91     dependent: set(para_into).
% 1.69/1.91     dependent: clear(para_from_right).
% 1.69/1.91     dependent: clear(para_into_right).
% 1.69/1.91     dependent: set(para_from_vars).
% 1.69/1.91     dependent: set(eq_units_both_ways).
% 1.69/1.91     dependent: set(dynamic_demod_all).
% 1.69/1.91     dependent: set(dynamic_demod).
% 1.69/1.91     dependent: set(order_eq).
% 1.69/1.91     dependent: set(back_demod).
% 1.69/1.91     dependent: set(lrpo).
% 1.69/1.91  
% 1.69/1.91  ------------> process usable:
% 1.69/1.91  ** KEPT (pick-wt=13): 1 [] v(tptp1(n(a),n(tptp0(a,b))),n(b))!=n(b).
% 1.69/1.91  
% 1.69/1.91  ------------> process sos:
% 1.69/1.91  ** KEPT (pick-wt=3): 2 [] A=A.
% 1.69/1.91  ** KEPT (pick-wt=7): 3 [] tptp1(A,B)=tptp1(B,A).
% 1.69/1.91  ** KEPT (pick-wt=5): 4 [] tptp1(tptp5,A)=A.
% 1.69/1.91  ---> New Demodulator: 5 [new_demod,4] tptp1(tptp5,A)=A.
% 1.69/1.91  ** KEPT (pick-wt=11): 6 [] tptp1(A,tptp0(A,B))=tptp1(B,tptp0(B,A)).
% 1.69/1.91  ** KEPT (pick-wt=11): 7 [] tptp0(tptp1(A,B),C)=tptp0(A,tptp0(B,C)).
% 1.69/1.91  ---> New Demodulator: 8 [new_demod,7] tptp0(tptp1(A,B),C)=tptp0(A,tptp0(B,C)).
% 1.69/1.91  ** KEPT (pick-wt=5): 9 [] tptp0(tptp3,A)=tptp5.
% 1.69/1.91  ---> New Demodulator: 10 [new_demod,9] tptp0(tptp3,A)=tptp5.
% 1.69/1.91  ** KEPT (pick-wt=15): 11 [] tptp0(tptp0(tptp0(A,B),C),tptp0(tptp0(tptp0(B,A),C),C))=tptp5.
% 1.69/1.91  ---> New Demodulator: 12 [new_demod,11] tptp0(tptp0(tptp0(A,B),C),tptp0(tptp0(tptp0(B,A),C),C))=tptp5.
% 1.69/1.91  ** KEPT (pick-wt=9): 13 [] tptp4(A,B)=tptp1(A,tptp0(A,B)).
% 1.69/1.91  ---> New Demodulator: 14 [new_demod,13] tptp4(A,B)=tptp1(A,tptp0(A,B)).
% 1.69/1.91  ** KEPT (pick-wt=21): 16 [copy,15,demod,14] v(A,B)=tptp1(tptp0(tptp0(A,B),B),tptp0(tptp0(tptp0(A,B),B),tptp0(tptp0(B,A),A))).
% 1.69/1.91  ---> New Demodulator: 17 [new_demod,16] v(A,B)=tptp1(tptp0(tptp0(A,B),B),tptp0(tptp0(tptp0(A,B),B),tptp0(tptp0(B,A),A))).
% 1.69/1.91  ** KEPT (pick-wt=41): 19 [copy,18,demod,8,17,flip.1] tptp1(tptp0(tptp0(tptp0(A,tptp3),tptp0(B,tptp3)),tptp0(B,tptp3)),tptp0(tptp0(tptp0(tptp0(A,tptp3),tptp0(B,tptp3)),tptp0(B,tptp3)),tptp0(tptp0(tptp0(B,tptp3),tptp0(A,tptp3)),tptp0(A,tptp3))))=tptp0(A,tptp0(B,tptp3)).
% 1.69/1.91  ---> New Demodulator: 20 [new_demod,19] tptp1(tptp0(tptp0(tptp0(A,tptp3),tptp0(B,tptp3)),tptp0(B,tptp3)),tptp0(tptp0(tptp0(tptp0(A,tptp3),tptp0(B,tptp3)),tptp0(B,tptp3)),tptp0(tptp0(tptp0(B,tptp3),tptp0(A,tptp3)),tptp0(A,tptp3))))=tptp0(A,tptp0(B,tptp3)).
% 1.69/1.91  ** KEPT (pick-wt=6): 21 [] m(A)=tptp0(A,tptp3).
% 1.69/1.91  ---> New Demodulator: 22 [new_demod,21] m(A)=tptp0(A,tptp3).
% 1.69/1.91  ** KEPT (pick-wt=7): 24 [copy,23,demod,22,flip.1] tptp0(tptp2(A),tptp3)=n(A).
% 1.69/1.91  ---> New Demodulator: 25 [new_demod,24] tptp0(tptp2(A),tptp3)=n(A).
% 1.69/1.91  ** KEPT (pick-wt=5): 26 [] tptp2(tptp2(A))=A.
% 1.69/1.91  ---> New Demodulator: 27 [new_demod,26] tptp2(tptp2(A))=A.
% 1.69/1.91  ** KEPT (pick-wt=11): 28 [] n(tptp0(A,B))=n(tptp0(tptp2(B),tptp2(A))).
% 1.69/1.91    Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 1.69/1.91    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] tptp1(A,B)=tptp1(B,A).
% 1.88/2.06  >>>> Starting back demodulation with 5.
% 1.88/2.06    Following clause subsumed by 6 during input processing: 0 [copy,6,flip.1] tptp1(A,tptp0(A,B))=tptp1(B,tptp0(B,A)).
% 1.88/2.06  >>>> Starting back demodulation with 8.
% 1.88/2.06  >>>> Starting back demodulation with 10.
% 1.88/2.06  >>>> Starting back demodulation with 12.
% 1.88/2.06  >>>> Starting back demodulation with 14.
% 1.88/2.06  >>>> Starting back demodulation with 17.
% 1.88/2.06      >> back demodulating 1 with 17.
% 1.88/2.06  >>>> Starting back demodulation with 20.
% 1.88/2.06  >>>> Starting back demodulation with 22.
% 1.88/2.06  >>>> Starting back demodulation with 25.
% 1.88/2.06  >>>> Starting back demodulation with 27.
% 1.88/2.06  ** KEPT (pick-wt=11): 30 [copy,28,flip.1] n(tptp0(tptp2(A),tptp2(B)))=n(tptp0(B,A)).
% 1.88/2.06    Following clause subsumed by 28 during input processing: 0 [copy,30,flip.1] n(tptp0(A,B))=n(tptp0(tptp2(B),tptp2(A))).
% 1.88/2.06  
% 1.88/2.06  ======= end of input processing =======
% 1.88/2.06  
% 1.88/2.06  =========== start of search ===========
% 1.88/2.06  
% 1.88/2.06  
% 1.88/2.06  Resetting weight limit to 10.
% 1.88/2.06  
% 1.88/2.06  
% 1.88/2.06  Resetting weight limit to 10.
% 1.88/2.06  
% 1.88/2.06  sos_size=104
% 1.88/2.06  
% 1.88/2.06  Search stopped because sos empty.
% 1.88/2.06  
% 1.88/2.06  
% 1.88/2.06  Search stopped because sos empty.
% 1.88/2.06  
% 1.88/2.06  ============ end of search ============
% 1.88/2.06  
% 1.88/2.06  -------------- statistics -------------
% 1.88/2.06  clauses given                162
% 1.88/2.06  clauses generated          11949
% 1.88/2.06  clauses kept                 230
% 1.88/2.06  clauses forward subsumed    7487
% 1.88/2.06  clauses back subsumed          0
% 1.88/2.06  Kbytes malloced             6835
% 1.88/2.06  
% 1.88/2.06  ----------- times (seconds) -----------
% 1.88/2.06  user CPU time          0.15          (0 hr, 0 min, 0 sec)
% 1.88/2.06  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 1.88/2.06  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.88/2.06  
% 1.88/2.06  Process 18943 finished Wed Jul 27 03:22:49 2022
% 1.88/2.06  Otter interrupted
% 1.88/2.06  PROOF NOT FOUND
%------------------------------------------------------------------------------