TSTP Solution File: KLE023+2 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : KLE023+2 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n022.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 13:00:31 EDT 2022

% Result   : Unknown 24.56s 24.83s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : KLE023+2 : TPTP v8.1.0. Released v4.0.0.
% 0.13/0.13  % Command  : otter-tptp-script %s
% 0.13/0.35  % Computer : n022.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Wed Jul 27 06:27:05 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 1.66/1.87  ----- Otter 3.3f, August 2004 -----
% 1.66/1.87  The process was started by sandbox2 on n022.cluster.edu,
% 1.66/1.87  Wed Jul 27 06:27:05 2022
% 1.66/1.87  The command was "./otter".  The process ID is 29561.
% 1.66/1.87  
% 1.66/1.87  set(prolog_style_variables).
% 1.66/1.87  set(auto).
% 1.66/1.87     dependent: set(auto1).
% 1.66/1.87     dependent: set(process_input).
% 1.66/1.87     dependent: clear(print_kept).
% 1.66/1.87     dependent: clear(print_new_demod).
% 1.66/1.87     dependent: clear(print_back_demod).
% 1.66/1.87     dependent: clear(print_back_sub).
% 1.66/1.87     dependent: set(control_memory).
% 1.66/1.87     dependent: assign(max_mem, 12000).
% 1.66/1.87     dependent: assign(pick_given_ratio, 4).
% 1.66/1.87     dependent: assign(stats_level, 1).
% 1.66/1.87     dependent: assign(max_seconds, 10800).
% 1.66/1.87  clear(print_given).
% 1.66/1.87  
% 1.66/1.87  formula_list(usable).
% 1.66/1.87  all A (A=A).
% 1.66/1.87  all A B (addition(A,B)=addition(B,A)).
% 1.66/1.87  all C B A (addition(A,addition(B,C))=addition(addition(A,B),C)).
% 1.66/1.87  all A (addition(A,zero)=A).
% 1.66/1.87  all A (addition(A,A)=A).
% 1.66/1.87  all A B C (multiplication(A,multiplication(B,C))=multiplication(multiplication(A,B),C)).
% 1.66/1.87  all A (multiplication(A,one)=A).
% 1.66/1.87  all A (multiplication(one,A)=A).
% 1.66/1.87  all A B C (multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C))).
% 1.66/1.87  all A B C (multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C))).
% 1.66/1.87  all A (multiplication(A,zero)=zero).
% 1.66/1.87  all A (multiplication(zero,A)=zero).
% 1.66/1.87  all A B (le_q(A,B)<->addition(A,B)=B).
% 1.66/1.87  all X0 (test(X0)<-> (exists X1 complement(X1,X0))).
% 1.66/1.87  all X0 X1 (complement(X1,X0)<->multiplication(X0,X1)=zero&multiplication(X1,X0)=zero&addition(X0,X1)=one).
% 1.66/1.87  all X0 X1 (test(X0)-> (c(X0)=X1<->complement(X0,X1))).
% 1.66/1.87  all X0 (-test(X0)->c(X0)=zero).
% 1.66/1.87  all X0 X1 (test(X0)&test(X1)->c(addition(X0,X1))=multiplication(c(X0),c(X1))).
% 1.66/1.87  all X0 X1 (test(X0)&test(X1)->c(multiplication(X0,X1))=addition(c(X0),c(X1))).
% 1.66/1.87  -(all X0 X1 X2 (test(X1)&test(X2)-> (addition(multiplication(X1,X0),multiplication(X0,X2))=multiplication(X0,X2)->addition(multiplication(X0,c(X2)),multiplication(c(X1),X0))=multiplication(c(X1),X0)))).
% 1.66/1.87  end_of_list.
% 1.66/1.87  
% 1.66/1.87  -------> usable clausifies to:
% 1.66/1.87  
% 1.66/1.87  list(usable).
% 1.66/1.87  0 [] A=A.
% 1.66/1.87  0 [] addition(A,B)=addition(B,A).
% 1.66/1.87  0 [] addition(A,addition(B,C))=addition(addition(A,B),C).
% 1.66/1.87  0 [] addition(A,zero)=A.
% 1.66/1.87  0 [] addition(A,A)=A.
% 1.66/1.87  0 [] multiplication(A,multiplication(B,C))=multiplication(multiplication(A,B),C).
% 1.66/1.87  0 [] multiplication(A,one)=A.
% 1.66/1.87  0 [] multiplication(one,A)=A.
% 1.66/1.87  0 [] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 1.66/1.87  0 [] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 1.66/1.87  0 [] multiplication(A,zero)=zero.
% 1.66/1.87  0 [] multiplication(zero,A)=zero.
% 1.66/1.87  0 [] -le_q(A,B)|addition(A,B)=B.
% 1.66/1.87  0 [] le_q(A,B)|addition(A,B)!=B.
% 1.66/1.87  0 [] -test(X0)|complement($f1(X0),X0).
% 1.66/1.87  0 [] test(X0)| -complement(X1,X0).
% 1.66/1.87  0 [] -complement(X1,X0)|multiplication(X0,X1)=zero.
% 1.66/1.87  0 [] -complement(X1,X0)|multiplication(X1,X0)=zero.
% 1.66/1.87  0 [] -complement(X1,X0)|addition(X0,X1)=one.
% 1.66/1.87  0 [] complement(X1,X0)|multiplication(X0,X1)!=zero|multiplication(X1,X0)!=zero|addition(X0,X1)!=one.
% 1.66/1.87  0 [] -test(X0)|c(X0)!=X1|complement(X0,X1).
% 1.66/1.87  0 [] -test(X0)|c(X0)=X1| -complement(X0,X1).
% 1.66/1.87  0 [] test(X0)|c(X0)=zero.
% 1.66/1.87  0 [] -test(X0)| -test(X1)|c(addition(X0,X1))=multiplication(c(X0),c(X1)).
% 1.66/1.87  0 [] -test(X0)| -test(X1)|c(multiplication(X0,X1))=addition(c(X0),c(X1)).
% 1.66/1.87  0 [] test($c2).
% 1.66/1.87  0 [] test($c1).
% 1.66/1.87  0 [] addition(multiplication($c2,$c3),multiplication($c3,$c1))=multiplication($c3,$c1).
% 1.66/1.87  0 [] addition(multiplication($c3,c($c1)),multiplication(c($c2),$c3))!=multiplication(c($c2),$c3).
% 1.66/1.87  end_of_list.
% 1.66/1.87  
% 1.66/1.87  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 1.66/1.87  
% 1.66/1.87  This ia a non-Horn set with equality.  The strategy will be
% 1.66/1.87  Knuth-Bendix, ordered hyper_res, factoring, and unit
% 1.66/1.87  deletion, with positive clauses in sos and nonpositive
% 1.66/1.87  clauses in usable.
% 1.66/1.87  
% 1.66/1.87     dependent: set(knuth_bendix).
% 1.66/1.87     dependent: set(anl_eq).
% 1.66/1.87     dependent: set(para_from).
% 1.66/1.87     dependent: set(para_into).
% 1.66/1.87     dependent: clear(para_from_right).
% 1.66/1.87     dependent: clear(para_into_right).
% 1.66/1.87     dependent: set(para_from_vars).
% 1.66/1.87     dependent: set(eq_units_both_ways).
% 1.66/1.87     dependent: set(dynamic_demod_all).
% 1.66/1.87     dependent: set(dynamic_demod).
% 1.66/1.87     dependent: set(order_eq).
% 1.66/1.87     dependent: set(back_demod).
% 1.66/1.87     dependent: set(lrpo).
% 1.66/1.87     dependent: set(hyper_res).
% 1.66/1.87     dependent: set(unit_deletion).
% 24.56/24.83     dependent: set(factor).
% 24.56/24.83  
% 24.56/24.83  ------------> process usable:
% 24.56/24.83  ** KEPT (pick-wt=8): 1 [] -le_q(A,B)|addition(A,B)=B.
% 24.56/24.83  ** KEPT (pick-wt=8): 2 [] le_q(A,B)|addition(A,B)!=B.
% 24.56/24.83  ** KEPT (pick-wt=6): 3 [] -test(A)|complement($f1(A),A).
% 24.56/24.83  ** KEPT (pick-wt=5): 4 [] test(A)| -complement(B,A).
% 24.56/24.83  ** KEPT (pick-wt=8): 5 [] -complement(A,B)|multiplication(B,A)=zero.
% 24.56/24.83  ** KEPT (pick-wt=8): 6 [] -complement(A,B)|multiplication(A,B)=zero.
% 24.56/24.83  ** KEPT (pick-wt=8): 7 [] -complement(A,B)|addition(B,A)=one.
% 24.56/24.83  ** KEPT (pick-wt=18): 8 [] complement(A,B)|multiplication(B,A)!=zero|multiplication(A,B)!=zero|addition(B,A)!=one.
% 24.56/24.83  ** KEPT (pick-wt=9): 9 [] -test(A)|c(A)!=B|complement(A,B).
% 24.56/24.83  ** KEPT (pick-wt=9): 10 [] -test(A)|c(A)=B| -complement(A,B).
% 24.56/24.83  ** KEPT (pick-wt=14): 11 [] -test(A)| -test(B)|c(addition(A,B))=multiplication(c(A),c(B)).
% 24.56/24.83  ** KEPT (pick-wt=14): 12 [] -test(A)| -test(B)|c(multiplication(A,B))=addition(c(A),c(B)).
% 24.56/24.83  ** KEPT (pick-wt=14): 13 [] addition(multiplication($c3,c($c1)),multiplication(c($c2),$c3))!=multiplication(c($c2),$c3).
% 24.56/24.83  
% 24.56/24.83  ------------> process sos:
% 24.56/24.83  ** KEPT (pick-wt=3): 17 [] A=A.
% 24.56/24.83  ** KEPT (pick-wt=7): 18 [] addition(A,B)=addition(B,A).
% 24.56/24.83  ** KEPT (pick-wt=11): 20 [copy,19,flip.1] addition(addition(A,B),C)=addition(A,addition(B,C)).
% 24.56/24.83  ---> New Demodulator: 21 [new_demod,20] addition(addition(A,B),C)=addition(A,addition(B,C)).
% 24.56/24.83  ** KEPT (pick-wt=5): 22 [] addition(A,zero)=A.
% 24.56/24.83  ---> New Demodulator: 23 [new_demod,22] addition(A,zero)=A.
% 24.56/24.83  ** KEPT (pick-wt=5): 24 [] addition(A,A)=A.
% 24.56/24.83  ---> New Demodulator: 25 [new_demod,24] addition(A,A)=A.
% 24.56/24.83  ** KEPT (pick-wt=11): 27 [copy,26,flip.1] multiplication(multiplication(A,B),C)=multiplication(A,multiplication(B,C)).
% 24.56/24.83  ---> New Demodulator: 28 [new_demod,27] multiplication(multiplication(A,B),C)=multiplication(A,multiplication(B,C)).
% 24.56/24.83  ** KEPT (pick-wt=5): 29 [] multiplication(A,one)=A.
% 24.56/24.83  ---> New Demodulator: 30 [new_demod,29] multiplication(A,one)=A.
% 24.56/24.83  ** KEPT (pick-wt=5): 31 [] multiplication(one,A)=A.
% 24.56/24.83  ---> New Demodulator: 32 [new_demod,31] multiplication(one,A)=A.
% 24.56/24.83  ** KEPT (pick-wt=13): 33 [] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 24.56/24.83  ---> New Demodulator: 34 [new_demod,33] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 24.56/24.83  ** KEPT (pick-wt=13): 35 [] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 24.56/24.83  ---> New Demodulator: 36 [new_demod,35] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 24.56/24.83  ** KEPT (pick-wt=5): 37 [] multiplication(A,zero)=zero.
% 24.56/24.83  ---> New Demodulator: 38 [new_demod,37] multiplication(A,zero)=zero.
% 24.56/24.83  ** KEPT (pick-wt=5): 39 [] multiplication(zero,A)=zero.
% 24.56/24.83  ---> New Demodulator: 40 [new_demod,39] multiplication(zero,A)=zero.
% 24.56/24.83  ** KEPT (pick-wt=6): 41 [] test(A)|c(A)=zero.
% 24.56/24.83  ** KEPT (pick-wt=2): 42 [] test($c2).
% 24.56/24.83  ** KEPT (pick-wt=2): 43 [] test($c1).
% 24.56/24.83  ** KEPT (pick-wt=11): 44 [] addition(multiplication($c2,$c3),multiplication($c3,$c1))=multiplication($c3,$c1).
% 24.56/24.83  ---> New Demodulator: 45 [new_demod,44] addition(multiplication($c2,$c3),multiplication($c3,$c1))=multiplication($c3,$c1).
% 24.56/24.83    Following clause subsumed by 17 during input processing: 0 [copy,17,flip.1] A=A.
% 24.56/24.83    Following clause subsumed by 18 during input processing: 0 [copy,18,flip.1] addition(A,B)=addition(B,A).
% 24.56/24.83  >>>> Starting back demodulation with 21.
% 24.56/24.83  >>>> Starting back demodulation with 23.
% 24.56/24.83  >>>> Starting back demodulation with 25.
% 24.56/24.83      >> back demodulating 16 with 25.
% 24.56/24.83      >> back demodulating 15 with 25.
% 24.56/24.83      >> back demodulating 14 with 25.
% 24.56/24.83  >>>> Starting back demodulation with 28.
% 24.56/24.83  >>>> Starting back demodulation with 30.
% 24.56/24.83  >>>> Starting back demodulation with 32.
% 24.56/24.83  >>>> Starting back demodulation with 34.
% 24.56/24.83  >>>> Starting back demodulation with 36.
% 24.56/24.83  >>>> Starting back demodulation with 38.
% 24.56/24.83  >>>> Starting back demodulation with 40.
% 24.56/24.83  >>>> Starting back demodulation with 45.
% 24.56/24.83  
% 24.56/24.83  ======= end of input processing =======
% 24.56/24.83  
% 24.56/24.83  =========== start of search ===========
% 24.56/24.83  
% 24.56/24.83  
% 24.56/24.83  Resetting weight limit to 7.
% 24.56/24.83  
% 24.56/24.83  
% 24.56/24.83  Resetting weight limit to 7.
% 24.56/24.83  
% 24.56/24.83  sos_size=1540
% 24.56/24.83  
% 24.56/24.83  
% 24.56/24.83  Resetting weight limit to 6.
% 24.56/24.83  
% 24.56/24.83  
% 24.56/24.83  Resetting weight limit to 6.
% 24.56/24.83  
% 24.56/24.83  sos_size=951
% 24.56/24.83  
% 24.56/24.83  Search stopped because sos empty.
% 24.56/24.83  
% 24.56/24.83  
% 24.56/24.83  Search stopped because sos empty.
% 24.56/24.83  
% 24.56/24.83  ============ end of search ============
% 24.56/24.83  
% 24.56/24.83  -------------- statistics -------------
% 24.56/24.83  clauses given               1784
% 24.56/24.83  clauses generated        1381009
% 24.56/24.83  clauses kept                2489
% 24.56/24.83  clauses forward subsumed   45679
% 24.56/24.83  clauses back subsumed        558
% 24.56/24.83  Kbytes malloced             6835
% 24.56/24.83  
% 24.56/24.83  ----------- times (seconds) -----------
% 24.56/24.83  user CPU time         22.90          (0 hr, 0 min, 22 sec)
% 24.56/24.83  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 24.56/24.83  wall-clock time       25             (0 hr, 0 min, 25 sec)
% 24.56/24.83  
% 24.56/24.83  Process 29561 finished Wed Jul 27 06:27:30 2022
% 24.56/24.83  Otter interrupted
% 24.56/24.83  PROOF NOT FOUND
%------------------------------------------------------------------------------