TSTP Solution File: MSC014-10 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : MSC014-10 : TPTP v8.1.0. Released v7.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n004.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 13:06:19 EDT 2022

% Result   : Unknown 1.83s 2.02s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : MSC014-10 : TPTP v8.1.0. Released v7.5.0.
% 0.10/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n004.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 08:56:06 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.74/1.95  ----- Otter 3.3f, August 2004 -----
% 1.74/1.95  The process was started by sandbox on n004.cluster.edu,
% 1.74/1.95  Wed Jul 27 08:56:06 2022
% 1.74/1.95  The command was "./otter".  The process ID is 7112.
% 1.74/1.95  
% 1.74/1.95  set(prolog_style_variables).
% 1.74/1.95  set(auto).
% 1.74/1.95     dependent: set(auto1).
% 1.74/1.95     dependent: set(process_input).
% 1.74/1.95     dependent: clear(print_kept).
% 1.74/1.95     dependent: clear(print_new_demod).
% 1.74/1.95     dependent: clear(print_back_demod).
% 1.74/1.95     dependent: clear(print_back_sub).
% 1.74/1.95     dependent: set(control_memory).
% 1.74/1.95     dependent: assign(max_mem, 12000).
% 1.74/1.95     dependent: assign(pick_given_ratio, 4).
% 1.74/1.95     dependent: assign(stats_level, 1).
% 1.74/1.95     dependent: assign(max_seconds, 10800).
% 1.74/1.95  clear(print_given).
% 1.74/1.95  
% 1.74/1.95  list(usable).
% 1.74/1.95  0 [] A=A.
% 1.74/1.95  0 [] ife_q2(A,A,B,C)=B.
% 1.74/1.95  0 [] ife_q(A,A,B,C)=B.
% 1.74/1.95  0 [] e_qualish(n0,n0)=true.
% 1.74/1.95  0 [] e_qualish(n1,n1)=true.
% 1.74/1.95  0 [] ife_q2(e_qualish(X4,X4),true,ife_q2(e_qualish(X3,X3),true,ife_q2(e_qualish(X2,X2),true,ife_q2(e_qualish(X1,X1),true,f(X1,X2,X3,X4,sK1_exists_f_Z(X1,X2,X3,X4)),true),true),true),true)=true.
% 1.74/1.95  0 [] ife_q2(f(Y1,Y2,Y3,Y4,Z),true,ife_q2(f(X1,X2,X3,X4,Z),true,e_qualish(X4,Y4),true),true)=true.
% 1.74/1.95  0 [] ife_q2(f(Y1,Y2,Y3,Y4,Z),true,ife_q2(f(X1,X2,X3,X4,Z),true,e_qualish(X3,Y3),true),true)=true.
% 1.74/1.95  0 [] ife_q2(f(Y1,Y2,Y3,Y4,Z),true,ife_q2(f(X1,X2,X3,X4,Z),true,e_qualish(X2,Y2),true),true)=true.
% 1.74/1.95  0 [] ife_q2(f(Y1,Y2,Y3,Y4,Z),true,ife_q2(f(X1,X2,X3,X4,Z),true,e_qualish(X1,Y1),true),true)=true.
% 1.74/1.95  0 [] ife_q(e_qualish(n0,n1),true,a,b)=b.
% 1.74/1.95  0 [] ife_q(e_qualish(n1,n0),true,a,b)=b.
% 1.74/1.95  0 [] a!=b.
% 1.74/1.95  end_of_list.
% 1.74/1.95  
% 1.74/1.95  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.74/1.95  
% 1.74/1.95  All clauses are units, and equality is present; the
% 1.74/1.95  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.74/1.95  
% 1.74/1.95     dependent: set(knuth_bendix).
% 1.74/1.95     dependent: set(anl_eq).
% 1.74/1.95     dependent: set(para_from).
% 1.74/1.95     dependent: set(para_into).
% 1.74/1.95     dependent: clear(para_from_right).
% 1.74/1.95     dependent: clear(para_into_right).
% 1.74/1.95     dependent: set(para_from_vars).
% 1.74/1.95     dependent: set(eq_units_both_ways).
% 1.74/1.95     dependent: set(dynamic_demod_all).
% 1.74/1.95     dependent: set(dynamic_demod).
% 1.74/1.95     dependent: set(order_eq).
% 1.74/1.95     dependent: set(back_demod).
% 1.74/1.95     dependent: set(lrpo).
% 1.74/1.95  
% 1.74/1.95  ------------> process usable:
% 1.74/1.95  ** KEPT (pick-wt=3): 2 [copy,1,flip.1] b!=a.
% 1.74/1.95  
% 1.74/1.95  ------------> process sos:
% 1.74/1.95  ** KEPT (pick-wt=3): 3 [] A=A.
% 1.74/1.95  ** KEPT (pick-wt=7): 4 [] ife_q2(A,A,B,C)=B.
% 1.74/1.95  ---> New Demodulator: 5 [new_demod,4] ife_q2(A,A,B,C)=B.
% 1.74/1.95  ** KEPT (pick-wt=7): 6 [] ife_q(A,A,B,C)=B.
% 1.74/1.95  ---> New Demodulator: 7 [new_demod,6] ife_q(A,A,B,C)=B.
% 1.74/1.95  ** KEPT (pick-wt=5): 8 [] e_qualish(n0,n0)=true.
% 1.74/1.95  ---> New Demodulator: 9 [new_demod,8] e_qualish(n0,n0)=true.
% 1.74/1.95  ** KEPT (pick-wt=5): 10 [] e_qualish(n1,n1)=true.
% 1.74/1.95  ---> New Demodulator: 11 [new_demod,10] e_qualish(n1,n1)=true.
% 1.74/1.95  ** KEPT (pick-wt=36): 12 [] ife_q2(e_qualish(A,A),true,ife_q2(e_qualish(B,B),true,ife_q2(e_qualish(C,C),true,ife_q2(e_qualish(D,D),true,f(D,C,B,A,sK1_exists_f_Z(D,C,B,A)),true),true),true),true)=true.
% 1.74/1.95  ---> New Demodulator: 13 [new_demod,12] ife_q2(e_qualish(A,A),true,ife_q2(e_qualish(B,B),true,ife_q2(e_qualish(C,C),true,ife_q2(e_qualish(D,D),true,f(D,C,B,A,sK1_exists_f_Z(D,C,B,A)),true),true),true),true)=true.
% 1.74/1.95  ** KEPT (pick-wt=23): 14 [] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(I,D),true),true)=true.
% 1.74/1.95  ---> New Demodulator: 15 [new_demod,14] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(I,D),true),true)=true.
% 1.74/1.95  ** KEPT (pick-wt=23): 16 [] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(H,C),true),true)=true.
% 1.74/1.95  ---> New Demodulator: 17 [new_demod,16] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(H,C),true),true)=true.
% 1.74/1.95  ** KEPT (pick-wt=23): 18 [] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(G,B),true),true)=true.
% 1.74/1.95  ---> New Demodulator: 19 [new_demod,18] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(G,B),true),true)=true.
% 1.74/1.95  ** KEPT (pick-wt=23): 20 [] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(F,A),true),true)=true.
% 1.74/1.95  ---> New Demodulator: 21 [new_demod,20] ife_q2(f(A,B,C,D,E),true,ife_q2(f(F,G,H,I,E),true,e_qualish(F,A),true),true)=true.
% 1.74/1.95  ** KEPT (pick-wt=9): 22 [] ife_q(e_qualish(n0,n1),true,a,b)=b.
% 1.74/1.95  ---> New Demodulator: 23 [new_demod,22] ife_q(e_qualish(n0,n1),true,a,b)=b.
% 1.83/2.01  ** KEPT (pick-wt=9): 24 [] ife_q(e_qualish(n1,n0),true,a,b)=b.
% 1.83/2.01  ---> New Demodulator: 25 [new_demod,24] ife_q(e_qualish(n1,n0),true,a,b)=b.
% 1.83/2.01    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 1.83/2.01  >>>> Starting back demodulation with 5.
% 1.83/2.01  >>>> Starting back demodulation with 7.
% 1.83/2.01  >>>> Starting back demodulation with 9.
% 1.83/2.01  >>>> Starting back demodulation with 11.
% 1.83/2.01  >>>> Starting back demodulation with 13.
% 1.83/2.01  >>>> Starting back demodulation with 15.
% 1.83/2.01  >>>> Starting back demodulation with 17.
% 1.83/2.01  >>>> Starting back demodulation with 19.
% 1.83/2.01  >>>> Starting back demodulation with 21.
% 1.83/2.01  >>>> Starting back demodulation with 23.
% 1.83/2.01  >>>> Starting back demodulation with 25.
% 1.83/2.01  
% 1.83/2.01  ======= end of input processing =======
% 1.83/2.01  
% 1.83/2.01  =========== start of search ===========
% 1.83/2.01  
% 1.83/2.01  Search stopped because sos empty.
% 1.83/2.01  
% 1.83/2.01  
% 1.83/2.01  Search stopped because sos empty.
% 1.83/2.01  
% 1.83/2.01  ============ end of search ============
% 1.83/2.01  
% 1.83/2.01  -------------- statistics -------------
% 1.83/2.01  clauses given                372
% 1.83/2.01  clauses generated           5586
% 1.83/2.01  clauses kept                 373
% 1.83/2.01  clauses forward subsumed    5355
% 1.83/2.01  clauses back subsumed          0
% 1.83/2.01  Kbytes malloced             2929
% 1.83/2.01  
% 1.83/2.01  ----------- times (seconds) -----------
% 1.83/2.01  user CPU time          0.06          (0 hr, 0 min, 0 sec)
% 1.83/2.01  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 1.83/2.01  wall-clock time        1             (0 hr, 0 min, 1 sec)
% 1.83/2.01  
% 1.83/2.01  Process 7112 finished Wed Jul 27 08:56:07 2022
% 1.83/2.01  Otter interrupted
% 1.83/2.01  PROOF NOT FOUND
%------------------------------------------------------------------------------