TSTP Solution File: MSC007-2.005 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MSC007-2.005 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n013.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 13:06:18 EDT 2022

% Result   : Unknown 1.96s 2.11s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : MSC007-2.005 : TPTP v8.1.0. Released v1.0.0.
% 0.12/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n013.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 08:55:00 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.96/2.10  ----- Otter 3.3f, August 2004 -----
% 1.96/2.10  The process was started by sandbox on n013.cluster.edu,
% 1.96/2.10  Wed Jul 27 08:55:00 2022
% 1.96/2.10  The command was "./otter".  The process ID is 25338.
% 1.96/2.10  
% 1.96/2.10  set(prolog_style_variables).
% 1.96/2.10  set(auto).
% 1.96/2.10     dependent: set(auto1).
% 1.96/2.10     dependent: set(process_input).
% 1.96/2.10     dependent: clear(print_kept).
% 1.96/2.10     dependent: clear(print_new_demod).
% 1.96/2.10     dependent: clear(print_back_demod).
% 1.96/2.10     dependent: clear(print_back_sub).
% 1.96/2.10     dependent: set(control_memory).
% 1.96/2.10     dependent: assign(max_mem, 12000).
% 1.96/2.10     dependent: assign(pick_given_ratio, 4).
% 1.96/2.10     dependent: assign(stats_level, 1).
% 1.96/2.10     dependent: assign(max_seconds, 10800).
% 1.96/2.10  clear(print_given).
% 1.96/2.10  
% 1.96/2.10  list(usable).
% 1.96/2.10  0 [] X=X.
% 1.96/2.10  0 [] X!=Y|Y=X.
% 1.96/2.10  0 [] X!=Y|Y!=Z|X=Z.
% 1.96/2.10  0 [] pigeon(pigeon_1).
% 1.96/2.10  0 [] pigeon(pigeon_2).
% 1.96/2.10  0 [] pigeon(pigeon_3).
% 1.96/2.10  0 [] pigeon(pigeon_4).
% 1.96/2.10  0 [] pigeon(pigeon_5).
% 1.96/2.10  0 [] pigeon_1!=pigeon_2.
% 1.96/2.10  0 [] pigeon_1!=pigeon_3.
% 1.96/2.10  0 [] pigeon_1!=pigeon_4.
% 1.96/2.10  0 [] pigeon_1!=pigeon_5.
% 1.96/2.10  0 [] pigeon_2!=pigeon_3.
% 1.96/2.10  0 [] pigeon_2!=pigeon_4.
% 1.96/2.10  0 [] pigeon_2!=pigeon_5.
% 1.96/2.10  0 [] pigeon_3!=pigeon_4.
% 1.96/2.10  0 [] pigeon_3!=pigeon_5.
% 1.96/2.10  0 [] pigeon_4!=pigeon_5.
% 1.96/2.10  0 [] hole(hole_1).
% 1.96/2.10  0 [] hole(hole_2).
% 1.96/2.10  0 [] hole(hole_3).
% 1.96/2.10  0 [] hole(hole_4).
% 1.96/2.10  0 [] hole_1!=hole_2.
% 1.96/2.10  0 [] hole_1!=hole_3.
% 1.96/2.10  0 [] hole_1!=hole_4.
% 1.96/2.10  0 [] hole_2!=hole_3.
% 1.96/2.10  0 [] hole_2!=hole_4.
% 1.96/2.10  0 [] hole_3!=hole_4.
% 1.96/2.10  0 [] -hole(Hole)|Hole=hole_1|Hole=hole_2|Hole=hole_3|Hole=hole_4.
% 1.96/2.10  0 [] -pigeon(X)|hole(hole_of(X)).
% 1.96/2.10  0 [] -pigeon(X)|in(X,hole_of(X)).
% 1.96/2.10  0 [] -hole(Hole)| -pigeon(Pigeon1)| -pigeon(Pigeon2)| -in(Pigeon1,Hole)| -in(Pigeon2,Hole)|Pigeon1=Pigeon2.
% 1.96/2.10  end_of_list.
% 1.96/2.10  
% 1.96/2.10  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=1, max_lits=6.
% 1.96/2.10  
% 1.96/2.10  This ia a non-Horn set with equality.  The strategy will be
% 1.96/2.10  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.96/2.10  deletion, with positive clauses in sos and nonpositive
% 1.96/2.10  clauses in usable.
% 1.96/2.10  
% 1.96/2.10     dependent: set(knuth_bendix).
% 1.96/2.10     dependent: set(anl_eq).
% 1.96/2.10     dependent: set(para_from).
% 1.96/2.10     dependent: set(para_into).
% 1.96/2.10     dependent: clear(para_from_right).
% 1.96/2.10     dependent: clear(para_into_right).
% 1.96/2.10     dependent: set(para_from_vars).
% 1.96/2.10     dependent: set(eq_units_both_ways).
% 1.96/2.10     dependent: set(dynamic_demod_all).
% 1.96/2.10     dependent: set(dynamic_demod).
% 1.96/2.10     dependent: set(order_eq).
% 1.96/2.10     dependent: set(back_demod).
% 1.96/2.10     dependent: set(lrpo).
% 1.96/2.10     dependent: set(hyper_res).
% 1.96/2.10     dependent: set(unit_deletion).
% 1.96/2.10     dependent: set(factor).
% 1.96/2.10  
% 1.96/2.10  There is a clause for symmetry of equality, so it is
% 1.96/2.10  assumed that equality is fully axiomatized; therefore,
% 1.96/2.10  paramodulation is disabled.
% 1.96/2.10  
% 1.96/2.10     dependent: clear(para_from).
% 1.96/2.10     dependent: clear(para_into).
% 1.96/2.10  
% 1.96/2.10  ------------> process usable:
% 1.96/2.10  ** KEPT (pick-wt=6): 1 [] A!=B|B=A.
% 1.96/2.10  ** KEPT (pick-wt=9): 2 [] A!=B|B!=C|A=C.
% 1.96/2.10  ** KEPT (pick-wt=3): 4 [copy,3,flip.1] pigeon_2!=pigeon_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 6 [copy,5,flip.1] pigeon_3!=pigeon_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 8 [copy,7,flip.1] pigeon_4!=pigeon_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 10 [copy,9,flip.1] pigeon_5!=pigeon_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 12 [copy,11,flip.1] pigeon_3!=pigeon_2.
% 1.96/2.10  ** KEPT (pick-wt=3): 14 [copy,13,flip.1] pigeon_4!=pigeon_2.
% 1.96/2.10  ** KEPT (pick-wt=3): 16 [copy,15,flip.1] pigeon_5!=pigeon_2.
% 1.96/2.10  ** KEPT (pick-wt=3): 18 [copy,17,flip.1] pigeon_4!=pigeon_3.
% 1.96/2.10  ** KEPT (pick-wt=3): 20 [copy,19,flip.1] pigeon_5!=pigeon_3.
% 1.96/2.10  ** KEPT (pick-wt=3): 22 [copy,21,flip.1] pigeon_5!=pigeon_4.
% 1.96/2.10  ** KEPT (pick-wt=3): 24 [copy,23,flip.1] hole_2!=hole_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 26 [copy,25,flip.1] hole_3!=hole_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 28 [copy,27,flip.1] hole_4!=hole_1.
% 1.96/2.10  ** KEPT (pick-wt=3): 30 [copy,29,flip.1] hole_3!=hole_2.
% 1.96/2.10  ** KEPT (pick-wt=3): 32 [copy,31,flip.1] hole_4!=hole_2.
% 1.96/2.10  ** KEPT (pick-wt=3): 34 [copy,33,flip.1] hole_4!=hole_3.
% 1.96/2.10  ** KEPT (pick-wt=14): 35 [] -hole(A)|A=hole_1|A=hole_2|A=hole_3|A=hole_4.
% 1.96/2.10  ** KEPT (pick-wt=5): 36 [] -pigeon(A)|hole(hole_of(A)).
% 1.96/2.10  ** KEPT (pick-wt=6): 37 [] -pigeon(A)|in(A,hole_of(A)).
% 1.96/2.10  ** KEPT (pick-wt=15): 38 [] -hole(A)| -pigeon(B)| -pigeon(C)| -in(B,A)| -in(C,A)|B=C.
% 1.96/2.10  
% 1.96/2.10  ------------> process sos:
% 1.96/2.10  ** KEPT (pick-wt=3): 40 [] A=A.
% 1.96/2.10  ** KEPT (pick-wt=2): 41 [] pigeon(pigeon_1).
% 1.96/2.10  ** KEPT (pick-wt=2): 42 [] pigeon(pigeon_2).
% 1.96/2.10  ** KEPT (pick-wt=2): 43 [] pigeon(pigeon_3).
% 1.96/2.10  ** KEPT (pick-wt=2): 44 [] pigeon(pigeon_4).
% 1.96/2.10  ** KEPT (pick-wt=2): 45 [] pigeon(pigeon_5).
% 1.96/2.10  ** KEPT (pick-wt=2): 46 [] hole(hole_1).
% 1.96/2.10  ** KEPT (pick-wt=2): 47 [] hole(hole_2).
% 1.96/2.10  ** KEPT (pick-wt=2): 48 [] hole(hole_3).
% 1.96/2.10  ** KEPT (pick-wt=2): 49 [] hole(hole_4).
% 1.96/2.10    Following clause subsumed by 40 during input processing: 0 [copy,40,flip.1] A=A.
% 1.96/2.10  40 back subsumes 39.
% 1.96/2.10  
% 1.96/2.10  ======= end of input processing =======
% 1.96/2.10  
% 1.96/2.10  =========== start of search ===========
% 1.96/2.10  
% 1.96/2.10  Search stopped because sos empty.
% 1.96/2.10  
% 1.96/2.10  
% 1.96/2.10  Search stopped because sos empty.
% 1.96/2.10  
% 1.96/2.10  ============ end of search ============
% 1.96/2.10  
% 1.96/2.10  -------------- statistics -------------
% 1.96/2.10  clauses given                 25
% 1.96/2.10  clauses generated             94
% 1.96/2.10  clauses kept                  48
% 1.96/2.10  clauses forward subsumed      78
% 1.96/2.10  clauses back subsumed          1
% 1.96/2.10  Kbytes malloced              976
% 1.96/2.10  
% 1.96/2.10  ----------- times (seconds) -----------
% 1.96/2.10  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.96/2.10  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.96/2.10  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.96/2.10  
% 1.96/2.10  Process 25338 finished Wed Jul 27 08:55:01 2022
% 1.96/2.10  Otter interrupted
% 1.96/2.10  PROOF NOT FOUND
%------------------------------------------------------------------------------