TSTP Solution File: COM008+1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : COM008+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n027.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 12:48:21 EDT 2022

% Result   : Unknown 3.59s 3.78s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : COM008+1 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n027.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
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Wed Jul 27 06:47:36 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 1.68/1.90  ----- Otter 3.3f, August 2004 -----
% 1.68/1.90  The process was started by sandbox on n027.cluster.edu,
% 1.68/1.90  Wed Jul 27 06:47:36 2022
% 1.68/1.90  The command was "./otter".  The process ID is 6942.
% 1.68/1.90  
% 1.68/1.90  set(prolog_style_variables).
% 1.68/1.90  set(auto).
% 1.68/1.90     dependent: set(auto1).
% 1.68/1.90     dependent: set(process_input).
% 1.68/1.90     dependent: clear(print_kept).
% 1.68/1.90     dependent: clear(print_new_demod).
% 1.68/1.90     dependent: clear(print_back_demod).
% 1.68/1.90     dependent: clear(print_back_sub).
% 1.68/1.90     dependent: set(control_memory).
% 1.68/1.90     dependent: assign(max_mem, 12000).
% 1.68/1.90     dependent: assign(pick_given_ratio, 4).
% 1.68/1.90     dependent: assign(stats_level, 1).
% 1.68/1.90     dependent: assign(max_seconds, 10800).
% 1.68/1.90  clear(print_given).
% 1.68/1.90  
% 1.68/1.90  formula_list(usable).
% 1.68/1.90  all A (transitive_reflexive_rewrite(b,A)&transitive_reflexive_rewrite(c,A)->goal).
% 1.68/1.90  transitive_reflexive_rewrite(a,b).
% 1.68/1.90  transitive_reflexive_rewrite(a,c).
% 1.68/1.90  all A e_qualish(A,A).
% 1.68/1.90  all A B (e_qualish(A,B)->e_qualish(B,A)).
% 1.68/1.90  all A B (e_qualish(A,B)->transitive_reflexive_rewrite(A,B)).
% 1.68/1.90  all A B (rewrite(A,B)->transitive_reflexive_rewrite(A,B)).
% 1.68/1.90  all A B C (transitive_reflexive_rewrite(A,B)&transitive_reflexive_rewrite(B,C)->transitive_reflexive_rewrite(A,C)).
% 1.68/1.90  all A B C (rewrite(A,B)&rewrite(A,C)-> (exists D (transitive_reflexive_rewrite(B,D)&transitive_reflexive_rewrite(C,D)))).
% 1.68/1.90  all A B C (rewrite(a,A)&transitive_reflexive_rewrite(A,B)&transitive_reflexive_rewrite(A,C)-> (exists D (transitive_reflexive_rewrite(B,D)&transitive_reflexive_rewrite(C,D)))).
% 1.68/1.90  all A B (transitive_reflexive_rewrite(A,B)->e_qualish(A,B)| (exists C (rewrite(A,C)&transitive_reflexive_rewrite(C,B)))).
% 1.68/1.90  -goal.
% 1.68/1.90  end_of_list.
% 1.68/1.90  
% 1.68/1.90  -------> usable clausifies to:
% 1.68/1.90  
% 1.68/1.90  list(usable).
% 1.68/1.90  0 [] -transitive_reflexive_rewrite(b,A)| -transitive_reflexive_rewrite(c,A)|goal.
% 1.68/1.90  0 [] transitive_reflexive_rewrite(a,b).
% 1.68/1.90  0 [] transitive_reflexive_rewrite(a,c).
% 1.68/1.90  0 [] e_qualish(A,A).
% 1.68/1.90  0 [] -e_qualish(A,B)|e_qualish(B,A).
% 1.68/1.90  0 [] -e_qualish(A,B)|transitive_reflexive_rewrite(A,B).
% 1.68/1.90  0 [] -rewrite(A,B)|transitive_reflexive_rewrite(A,B).
% 1.68/1.90  0 [] -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(B,C)|transitive_reflexive_rewrite(A,C).
% 1.68/1.90  0 [] -rewrite(A,B)| -rewrite(A,C)|transitive_reflexive_rewrite(B,$f1(A,B,C)).
% 1.68/1.90  0 [] -rewrite(A,B)| -rewrite(A,C)|transitive_reflexive_rewrite(C,$f1(A,B,C)).
% 1.68/1.90  0 [] -rewrite(a,A)| -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(A,C)|transitive_reflexive_rewrite(B,$f2(A,B,C)).
% 1.68/1.90  0 [] -rewrite(a,A)| -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(A,C)|transitive_reflexive_rewrite(C,$f2(A,B,C)).
% 1.68/1.90  0 [] -transitive_reflexive_rewrite(A,B)|e_qualish(A,B)|rewrite(A,$f3(A,B)).
% 1.68/1.90  0 [] -transitive_reflexive_rewrite(A,B)|e_qualish(A,B)|transitive_reflexive_rewrite($f3(A,B),B).
% 1.68/1.90  0 [] -goal.
% 1.68/1.90  end_of_list.
% 1.68/1.90  
% 1.68/1.90  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=4.
% 1.68/1.90  
% 1.68/1.90  This is a non-Horn set without equality.  The strategy will
% 1.68/1.90  be ordered hyper_res, unit deletion, and factoring, with
% 1.68/1.90  satellites in sos and with nuclei in usable.
% 1.68/1.90  
% 1.68/1.90     dependent: set(hyper_res).
% 1.68/1.90     dependent: set(factor).
% 1.68/1.90     dependent: set(unit_deletion).
% 1.68/1.90  
% 1.68/1.90  ------------> process usable:
% 1.68/1.90  ** KEPT (pick-wt=7): 1 [] -transitive_reflexive_rewrite(b,A)| -transitive_reflexive_rewrite(c,A)|goal.
% 1.68/1.90  ** KEPT (pick-wt=6): 2 [] -e_qualish(A,B)|e_qualish(B,A).
% 1.68/1.90  ** KEPT (pick-wt=6): 3 [] -e_qualish(A,B)|transitive_reflexive_rewrite(A,B).
% 1.68/1.90  ** KEPT (pick-wt=6): 4 [] -rewrite(A,B)|transitive_reflexive_rewrite(A,B).
% 1.68/1.90  ** KEPT (pick-wt=9): 5 [] -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(B,C)|transitive_reflexive_rewrite(A,C).
% 1.68/1.90  ** KEPT (pick-wt=12): 6 [] -rewrite(A,B)| -rewrite(A,C)|transitive_reflexive_rewrite(B,$f1(A,B,C)).
% 1.68/1.90  ** KEPT (pick-wt=12): 7 [] -rewrite(A,B)| -rewrite(A,C)|transitive_reflexive_rewrite(C,$f1(A,B,C)).
% 1.68/1.90  ** KEPT (pick-wt=15): 8 [] -rewrite(a,A)| -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(A,C)|transitive_reflexive_rewrite(B,$f2(A,B,C)).
% 1.68/1.90  ** KEPT (pick-wt=15): 9 [] -rewrite(a,A)| -transitive_reflexive_rewrite(A,B)| -transitive_reflexive_rewrite(A,C)|transitive_reflexive_rewrite(C,$f2(A,B,C)).
% 1.68/1.90  ** KEPT (pick-wt=11): 10 [] -transitive_reflexive_rewrite(A,B)|e_qualish(A,B)|rewrite(A,$f3(A,B)).
% 1.68/1.90  ** KEPT (pick-wt=11): 11 [] -transitive_reflexive_rewrite(A,B)|e_qualish(A,B)|transitive_reflexive_rewrite($f3(A,B),B).
% 3.59/3.78  ** KEPT (pick-wt=1): 12 [] -goal.
% 3.59/3.78  
% 3.59/3.78  ------------> process sos:
% 3.59/3.78  ** KEPT (pick-wt=3): 15 [] transitive_reflexive_rewrite(a,b).
% 3.59/3.78  ** KEPT (pick-wt=3): 16 [] transitive_reflexive_rewrite(a,c).
% 3.59/3.78  ** KEPT (pick-wt=3): 17 [] e_qualish(A,A).
% 3.59/3.78  
% 3.59/3.78  ======= end of input processing =======
% 3.59/3.78  
% 3.59/3.78  =========== start of search ===========
% 3.59/3.78  
% 3.59/3.78  
% 3.59/3.78  Resetting weight limit to 24.
% 3.59/3.78  
% 3.59/3.78  
% 3.59/3.78  Resetting weight limit to 24.
% 3.59/3.78  
% 3.59/3.78  sos_size=2440
% 3.59/3.78  
% 3.59/3.78  Search stopped because sos empty.
% 3.59/3.78  
% 3.59/3.78  
% 3.59/3.78  Search stopped because sos empty.
% 3.59/3.78  
% 3.59/3.78  ============ end of search ============
% 3.59/3.78  
% 3.59/3.78  -------------- statistics -------------
% 3.59/3.78  clauses given               2810
% 3.59/3.78  clauses generated          90876
% 3.59/3.78  clauses kept                2824
% 3.59/3.78  clauses forward subsumed    1849
% 3.59/3.78  clauses back subsumed          0
% 3.59/3.78  Kbytes malloced             5859
% 3.59/3.78  
% 3.59/3.78  ----------- times (seconds) -----------
% 3.59/3.78  user CPU time          1.87          (0 hr, 0 min, 1 sec)
% 3.59/3.78  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 3.59/3.78  wall-clock time        4             (0 hr, 0 min, 4 sec)
% 3.59/3.78  
% 3.59/3.78  Process 6942 finished Wed Jul 27 06:47:40 2022
% 3.59/3.78  Otter interrupted
% 3.59/3.78  PROOF NOT FOUND
%------------------------------------------------------------------------------