TSTP Solution File: SWW402-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SWW402-1 : TPTP v8.1.0. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n010.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 13:22:30 EDT 2022

% Result   : Unknown 19.51s 19.71s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SWW402-1 : TPTP v8.1.0. Released v5.2.0.
% 0.11/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n010.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 02:58:24 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.70/1.90  ----- Otter 3.3f, August 2004 -----
% 1.70/1.90  The process was started by sandbox on n010.cluster.edu,
% 1.70/1.90  Wed Jul 27 02:58:25 2022
% 1.70/1.90  The command was "./otter".  The process ID is 30508.
% 1.70/1.90  
% 1.70/1.90  set(prolog_style_variables).
% 1.70/1.90  set(auto).
% 1.70/1.90     dependent: set(auto1).
% 1.70/1.90     dependent: set(process_input).
% 1.70/1.90     dependent: clear(print_kept).
% 1.70/1.90     dependent: clear(print_new_demod).
% 1.70/1.90     dependent: clear(print_back_demod).
% 1.70/1.90     dependent: clear(print_back_sub).
% 1.70/1.90     dependent: set(control_memory).
% 1.70/1.90     dependent: assign(max_mem, 12000).
% 1.70/1.90     dependent: assign(pick_given_ratio, 4).
% 1.70/1.90     dependent: assign(stats_level, 1).
% 1.70/1.90     dependent: assign(max_seconds, 10800).
% 1.70/1.90  clear(print_given).
% 1.70/1.90  
% 1.70/1.90  list(usable).
% 1.70/1.90  0 [] A=A.
% 1.70/1.90  0 [] sep(S,sep(T,Sigma))=sep(T,sep(S,Sigma)).
% 1.70/1.90  0 [] sep(lseg(X,X),Sigma)=Sigma.
% 1.70/1.90  0 [] -heap(sep(next(nil,Y),Sigma)).
% 1.70/1.90  0 [] -heap(sep(lseg(nil,Y),Sigma))|Y=nil.
% 1.70/1.90  0 [] -heap(sep(next(X,Y),sep(next(X,Z),Sigma))).
% 1.70/1.90  0 [] -heap(sep(next(X,Y),sep(lseg(X,Z),Sigma)))|X=Z.
% 1.70/1.90  0 [] -heap(sep(lseg(X,Y),sep(lseg(X,Z),Sigma)))|X=Y|X=Z.
% 1.70/1.90  0 [] -heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))|X=Y|heap(sep(lseg(X,Z),Sigma)).
% 1.70/1.90  0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))|heap(sep(lseg(X,nil),Sigma)).
% 1.70/1.90  0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(next(Z,W),Sigma))))|heap(sep(lseg(X,Z),sep(next(Z,W),Sigma))).
% 1.70/1.90  0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(lseg(Z,W),Sigma))))|Z=W|heap(sep(lseg(X,Z),sep(lseg(Z,W),Sigma))).
% 1.70/1.90  0 [] nil!=x1.
% 1.70/1.90  0 [] nil!=x2.
% 1.70/1.90  0 [] nil!=x3.
% 1.70/1.90  0 [] nil!=x4.
% 1.70/1.90  0 [] nil!=x5.
% 1.70/1.90  0 [] nil!=x6.
% 1.70/1.90  0 [] x1!=x6.
% 1.70/1.90  0 [] x2!=x6.
% 1.70/1.90  0 [] x3!=x4.
% 1.70/1.90  0 [] x3!=x5.
% 1.70/1.90  0 [] heap(sep(next(x1,x6),sep(lseg(x2,x1),sep(next(x6,x2),emp)))).
% 1.70/1.90  0 [] x7=x6| -heap(sep(lseg(x7,x6),sep(next(x6,x7),emp))).
% 1.70/1.90  end_of_list.
% 1.70/1.90  
% 1.70/1.90  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3.
% 1.70/1.90  
% 1.70/1.90  This ia a non-Horn set with equality.  The strategy will be
% 1.70/1.90  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.70/1.90  deletion, with positive clauses in sos and nonpositive
% 1.70/1.90  clauses in usable.
% 1.70/1.90  
% 1.70/1.90     dependent: set(knuth_bendix).
% 1.70/1.90     dependent: set(anl_eq).
% 1.70/1.90     dependent: set(para_from).
% 1.70/1.90     dependent: set(para_into).
% 1.70/1.90     dependent: clear(para_from_right).
% 1.70/1.90     dependent: clear(para_into_right).
% 1.70/1.90     dependent: set(para_from_vars).
% 1.70/1.90     dependent: set(eq_units_both_ways).
% 1.70/1.90     dependent: set(dynamic_demod_all).
% 1.70/1.90     dependent: set(dynamic_demod).
% 1.70/1.90     dependent: set(order_eq).
% 1.70/1.90     dependent: set(back_demod).
% 1.70/1.90     dependent: set(lrpo).
% 1.70/1.90     dependent: set(hyper_res).
% 1.70/1.90     dependent: set(unit_deletion).
% 1.70/1.90     dependent: set(factor).
% 1.70/1.90  
% 1.70/1.90  ------------> process usable:
% 1.70/1.90  ** KEPT (pick-wt=6): 1 [] -heap(sep(next(nil,A),B)).
% 1.70/1.90  ** KEPT (pick-wt=9): 2 [] -heap(sep(lseg(nil,A),B))|A=nil.
% 1.70/1.90  ** KEPT (pick-wt=10): 3 [] -heap(sep(next(A,B),sep(next(A,C),D))).
% 1.70/1.90  ** KEPT (pick-wt=13): 4 [] -heap(sep(next(A,B),sep(lseg(A,C),D)))|A=C.
% 1.70/1.90  ** KEPT (pick-wt=16): 5 [] -heap(sep(lseg(A,B),sep(lseg(A,C),D)))|A=B|A=C.
% 1.70/1.90  ** KEPT (pick-wt=19): 6 [] -heap(sep(next(A,B),sep(lseg(B,C),D)))|A=B|heap(sep(lseg(A,C),D)).
% 1.70/1.90  ** KEPT (pick-wt=16): 7 [] -heap(sep(lseg(A,B),sep(lseg(B,nil),C)))|heap(sep(lseg(A,nil),C)).
% 1.70/1.90  ** KEPT (pick-wt=24): 8 [] -heap(sep(lseg(A,B),sep(lseg(B,C),sep(next(C,D),E))))|heap(sep(lseg(A,C),sep(next(C,D),E))).
% 1.70/1.90  ** KEPT (pick-wt=27): 9 [] -heap(sep(lseg(A,B),sep(lseg(B,C),sep(lseg(C,D),E))))|C=D|heap(sep(lseg(A,C),sep(lseg(C,D),E))).
% 1.70/1.90  ** KEPT (pick-wt=3): 11 [copy,10,flip.1] x1!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 13 [copy,12,flip.1] x2!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 15 [copy,14,flip.1] x3!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 17 [copy,16,flip.1] x4!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 19 [copy,18,flip.1] x5!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 21 [copy,20,flip.1] x6!=nil.
% 1.70/1.90  ** KEPT (pick-wt=3): 23 [copy,22,flip.1] x6!=x1.
% 1.70/1.90  ** KEPT (pick-wt=3): 25 [copy,24,flip.1] x6!=x2.
% 1.70/1.90  ** KEPT (pick-wt=3): 27 [copy,26,flip.1] x4!=x3.
% 1.70/1.90  ** KEPT (pick-wt=3): 29 [copy,28,flip.1] x5!=x3.
% 1.70/1.90  ** KEPT (pick-wt=13): 30 [] x7=x6| -heap(sep(lseg(x7,x6),sep(next(x6,x7),emp))).
% 1.70/1.90  
% 1.70/1.90  ------------> process sos:
% 1.70/1.90  ** KEPT (pick-wt=3): 32 [] A=A.
% 1.70/1.90  ** KEPT (pick-wt=11): 33 [] sep(A,sep(B,C))=sep(B,sep(A,C)).
% 1.70/1.90  ** KEPT (pick-wt=7): 34 [] sep(lseg(A,A),B)=B.
% 1.70/1.90  ---> New Demodulator: 35 [new_demod,34] sep(lseg(A,A),B)=B.
% 1.70/1.90  ** KEPT (pick-wt=14): 36 [] heap(sep(next(x1,x6),sep(lseg(x2,x1),sep(next(x6,x2),emp)))).
% 1.70/1.90    Following clause subsumed by 32 during input processing: 0 [copy,32,flip.1] A=A.
% 19.51/19.71    Following clause subsumed by 33 during input processing: 0 [copy,33,flip.1] sep(A,sep(B,C))=sep(B,sep(A,C)).
% 19.51/19.71  >>>> Starting back demodulation with 35.
% 19.51/19.71  
% 19.51/19.71  ======= end of input processing =======
% 19.51/19.71  
% 19.51/19.71  =========== start of search ===========
% 19.51/19.71  
% 19.51/19.71  
% 19.51/19.71  Resetting weight limit to 13.
% 19.51/19.71  
% 19.51/19.71  
% 19.51/19.71  Resetting weight limit to 13.
% 19.51/19.71  
% 19.51/19.71  sos_size=478
% 19.51/19.71  
% 19.51/19.71  
% 19.51/19.71  Resetting weight limit to 12.
% 19.51/19.71  
% 19.51/19.71  
% 19.51/19.71  Resetting weight limit to 12.
% 19.51/19.71  
% 19.51/19.71  sos_size=486
% 19.51/19.71  
% 19.51/19.71  Search stopped because sos empty.
% 19.51/19.71  
% 19.51/19.71  
% 19.51/19.71  Search stopped because sos empty.
% 19.51/19.71  
% 19.51/19.71  ============ end of search ============
% 19.51/19.71  
% 19.51/19.71  -------------- statistics -------------
% 19.51/19.71  clauses given                558
% 19.51/19.71  clauses generated         783484
% 19.51/19.71  clauses kept                 584
% 19.51/19.71  clauses forward subsumed    1313
% 19.51/19.71  clauses back subsumed          5
% 19.51/19.71  Kbytes malloced             7812
% 19.51/19.71  
% 19.51/19.71  ----------- times (seconds) -----------
% 19.51/19.71  user CPU time         17.81          (0 hr, 0 min, 17 sec)
% 19.51/19.71  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 19.51/19.71  wall-clock time       19             (0 hr, 0 min, 19 sec)
% 19.51/19.71  
% 19.51/19.71  Process 30508 finished Wed Jul 27 02:58:44 2022
% 19.51/19.71  Otter interrupted
% 19.51/19.71  PROOF NOT FOUND
%------------------------------------------------------------------------------