TSTP Solution File: ROB015-10 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : ROB015-10 : 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 13:12:23 EDT 2022

% Result   : Unknown 1.75s 1.96s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : ROB015-10 : TPTP v8.1.0. Released v7.5.0.
% 0.06/0.13  % Command  : otter-tptp-script %s
% 0.13/0.33  % Computer : n004.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 04:00:06 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.65/1.84  ----- Otter 3.3f, August 2004 -----
% 1.65/1.84  The process was started by sandbox2 on n004.cluster.edu,
% 1.65/1.84  Wed Jul 27 04:00:06 2022
% 1.65/1.84  The command was "./otter".  The process ID is 5707.
% 1.65/1.84  
% 1.65/1.84  set(prolog_style_variables).
% 1.65/1.84  set(auto).
% 1.65/1.84     dependent: set(auto1).
% 1.65/1.84     dependent: set(process_input).
% 1.65/1.84     dependent: clear(print_kept).
% 1.65/1.84     dependent: clear(print_new_demod).
% 1.65/1.84     dependent: clear(print_back_demod).
% 1.65/1.84     dependent: clear(print_back_sub).
% 1.65/1.84     dependent: set(control_memory).
% 1.65/1.84     dependent: assign(max_mem, 12000).
% 1.65/1.84     dependent: assign(pick_given_ratio, 4).
% 1.65/1.84     dependent: assign(stats_level, 1).
% 1.65/1.84     dependent: assign(max_seconds, 10800).
% 1.65/1.84  clear(print_given).
% 1.65/1.84  
% 1.65/1.84  list(usable).
% 1.65/1.84  0 [] A=A.
% 1.65/1.84  0 [] ife_q4(A,A,B,C)=B.
% 1.65/1.84  0 [] ife_q3(A,A,B,C)=B.
% 1.65/1.84  0 [] ife_q2(A,A,B,C)=B.
% 1.65/1.84  0 [] ife_q(A,A,B,C)=B.
% 1.65/1.84  0 [] add(X,Y)=add(Y,X).
% 1.65/1.84  0 [] add(add(X,Y),Z)=add(X,add(Y,Z)).
% 1.65/1.84  0 [] negate(add(negate(add(X,Y)),negate(add(X,negate(Y)))))=X.
% 1.65/1.84  0 [] multiply(one,X)=X.
% 1.65/1.84  0 [] ife_q2(positive_integer(X),true,add(X,multiply(V,X)),multiply(successor(V),X))=multiply(successor(V),X).
% 1.65/1.84  0 [] positive_integer(one)=true.
% 1.65/1.84  0 [] ife_q(positive_integer(X),true,positive_integer(successor(X)),true)=true.
% 1.65/1.84  0 [] ife_q4(negate(add(X,negate(add(Y,Z)))),negate(add(Y,negate(add(X,Z)))),X,Y)=Y.
% 1.65/1.84  0 [] ife_q2(positive_integer(Vk),true,ife_q4(negate(add(X,negate(Y))),Z,negate(add(X,negate(add(Y,multiply(Vk,add(X,Z)))))),Z),Z)=Z.
% 1.65/1.84  0 [] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 1.65/1.84  0 [] positive_integer(k)=true.
% 1.65/1.84  0 [] ife_q3(negate(add(e,multiply(k,add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.65/1.84  0 [] ife_q3(negate(add(e,multiply(successor(k),add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.65/1.84  0 [] a!=b.
% 1.65/1.84  end_of_list.
% 1.65/1.84  
% 1.65/1.84  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.65/1.84  
% 1.65/1.84  All clauses are units, and equality is present; the
% 1.65/1.84  strategy will be Knuth-Bendix with positive clauses in sos.
% 1.65/1.84  
% 1.65/1.84     dependent: set(knuth_bendix).
% 1.65/1.84     dependent: set(anl_eq).
% 1.65/1.84     dependent: set(para_from).
% 1.65/1.84     dependent: set(para_into).
% 1.65/1.84     dependent: clear(para_from_right).
% 1.65/1.84     dependent: clear(para_into_right).
% 1.65/1.84     dependent: set(para_from_vars).
% 1.68/1.84     dependent: set(eq_units_both_ways).
% 1.68/1.84     dependent: set(dynamic_demod_all).
% 1.68/1.84     dependent: set(dynamic_demod).
% 1.68/1.84     dependent: set(order_eq).
% 1.68/1.84     dependent: set(back_demod).
% 1.68/1.84     dependent: set(lrpo).
% 1.68/1.84  
% 1.68/1.84  ------------> process usable:
% 1.68/1.84  ** KEPT (pick-wt=3): 2 [copy,1,flip.1] b!=a.
% 1.68/1.84  
% 1.68/1.84  ------------> process sos:
% 1.68/1.84  ** KEPT (pick-wt=3): 3 [] A=A.
% 1.68/1.84  ** KEPT (pick-wt=7): 4 [] ife_q4(A,A,B,C)=B.
% 1.68/1.84  ---> New Demodulator: 5 [new_demod,4] ife_q4(A,A,B,C)=B.
% 1.68/1.84  ** KEPT (pick-wt=7): 6 [] ife_q3(A,A,B,C)=B.
% 1.68/1.84  ---> New Demodulator: 7 [new_demod,6] ife_q3(A,A,B,C)=B.
% 1.68/1.84  ** KEPT (pick-wt=7): 8 [] ife_q2(A,A,B,C)=B.
% 1.68/1.84  ---> New Demodulator: 9 [new_demod,8] ife_q2(A,A,B,C)=B.
% 1.68/1.84  ** KEPT (pick-wt=7): 10 [] ife_q(A,A,B,C)=B.
% 1.68/1.84  ---> New Demodulator: 11 [new_demod,10] ife_q(A,A,B,C)=B.
% 1.68/1.84  ** KEPT (pick-wt=7): 12 [] add(A,B)=add(B,A).
% 1.68/1.84  ** KEPT (pick-wt=11): 13 [] add(add(A,B),C)=add(A,add(B,C)).
% 1.68/1.84  ---> New Demodulator: 14 [new_demod,13] add(add(A,B),C)=add(A,add(B,C)).
% 1.68/1.84  ** KEPT (pick-wt=13): 15 [] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 1.68/1.84  ---> New Demodulator: 16 [new_demod,15] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 1.68/1.84  ** KEPT (pick-wt=5): 17 [] multiply(one,A)=A.
% 1.68/1.84  ---> New Demodulator: 18 [new_demod,17] multiply(one,A)=A.
% 1.68/1.84  ** KEPT (pick-wt=18): 19 [] ife_q2(positive_integer(A),true,add(A,multiply(B,A)),multiply(successor(B),A))=multiply(successor(B),A).
% 1.68/1.84  ---> New Demodulator: 20 [new_demod,19] ife_q2(positive_integer(A),true,add(A,multiply(B,A)),multiply(successor(B),A))=multiply(successor(B),A).
% 1.68/1.84  ** KEPT (pick-wt=4): 21 [] positive_integer(one)=true.
% 1.68/1.84  ---> New Demodulator: 22 [new_demod,21] positive_integer(one)=true.
% 1.68/1.84  ** KEPT (pick-wt=10): 23 [] ife_q(positive_integer(A),true,positive_integer(successor(A)),true)=true.
% 1.68/1.84  ---> New Demodulator: 24 [new_demod,23] ife_q(positive_integer(A),true,positive_integer(successor(A)),true)=true.
% 1.68/1.84  ** KEPT (pick-wt=19): 25 [] ife_q4(negate(add(A,negate(add(B,C)))),negate(add(B,negate(add(A,C)))),A,B)=B.
% 1.68/1.84  ---> New Demodulator: 26 [new_demod,25] ife_q4(negate(add(A,negate(add(B,C)))),negate(add(B,negate(add(A,C)))),A,B)=B.
% 1.75/1.96  ** KEPT (pick-wt=26): 27 [] ife_q2(positive_integer(A),true,ife_q4(negate(add(B,negate(C))),D,negate(add(B,negate(add(C,multiply(A,add(B,D)))))),D),D)=D.
% 1.75/1.96  ---> New Demodulator: 28 [new_demod,27] ife_q2(positive_integer(A),true,ife_q4(negate(add(B,negate(C))),D,negate(add(B,negate(add(C,multiply(A,add(B,D)))))),D),D)=D.
% 1.75/1.96  ** KEPT (pick-wt=11): 29 [] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 1.75/1.96  ---> New Demodulator: 30 [new_demod,29] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 1.75/1.96  ** KEPT (pick-wt=4): 31 [] positive_integer(k)=true.
% 1.75/1.96  ---> New Demodulator: 32 [new_demod,31] positive_integer(k)=true.
% 1.75/1.96  ** KEPT (pick-wt=19): 33 [] ife_q3(negate(add(e,multiply(k,add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.75/1.96  ---> New Demodulator: 34 [new_demod,33] ife_q3(negate(add(e,multiply(k,add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.75/1.96  ** KEPT (pick-wt=20): 35 [] ife_q3(negate(add(e,multiply(successor(k),add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.75/1.96  ---> New Demodulator: 36 [new_demod,35] ife_q3(negate(add(e,multiply(successor(k),add(d,negate(add(d,negate(e))))))),negate(e),a,b)=b.
% 1.75/1.96    Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A.
% 1.75/1.96  >>>> Starting back demodulation with 5.
% 1.75/1.96  >>>> Starting back demodulation with 7.
% 1.75/1.96  >>>> Starting back demodulation with 9.
% 1.75/1.96  >>>> Starting back demodulation with 11.
% 1.75/1.96    Following clause subsumed by 12 during input processing: 0 [copy,12,flip.1] add(A,B)=add(B,A).
% 1.75/1.96  >>>> Starting back demodulation with 14.
% 1.75/1.96  >>>> Starting back demodulation with 16.
% 1.75/1.96  >>>> Starting back demodulation with 18.
% 1.75/1.96  >>>> Starting back demodulation with 20.
% 1.75/1.96  >>>> Starting back demodulation with 22.
% 1.75/1.96  >>>> Starting back demodulation with 24.
% 1.75/1.96  >>>> Starting back demodulation with 26.
% 1.75/1.96  >>>> Starting back demodulation with 28.
% 1.75/1.96  >>>> Starting back demodulation with 30.
% 1.75/1.96  >>>> Starting back demodulation with 32.
% 1.75/1.96  >>>> Starting back demodulation with 34.
% 1.75/1.96  >>>> Starting back demodulation with 36.
% 1.75/1.96  
% 1.75/1.96  ======= end of input processing =======
% 1.75/1.96  
% 1.75/1.96  =========== start of search ===========
% 1.75/1.96  
% 1.75/1.96  
% 1.75/1.96  Resetting weight limit to 13.
% 1.75/1.96  
% 1.75/1.96  
% 1.75/1.96  Resetting weight limit to 13.
% 1.75/1.96  
% 1.75/1.96  sos_size=114
% 1.75/1.96  
% 1.75/1.96  Search stopped because sos empty.
% 1.75/1.96  
% 1.75/1.96  
% 1.75/1.96  Search stopped because sos empty.
% 1.75/1.96  
% 1.75/1.96  ============ end of search ============
% 1.75/1.96  
% 1.75/1.96  -------------- statistics -------------
% 1.75/1.96  clauses given                159
% 1.75/1.96  clauses generated           9473
% 1.75/1.96  clauses kept                 160
% 1.75/1.96  clauses forward subsumed     870
% 1.75/1.96  clauses back subsumed          0
% 1.75/1.96  Kbytes malloced             6835
% 1.75/1.96  
% 1.75/1.96  ----------- times (seconds) -----------
% 1.75/1.96  user CPU time          0.12          (0 hr, 0 min, 0 sec)
% 1.75/1.96  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.75/1.96  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.75/1.96  
% 1.75/1.96  Process 5707 finished Wed Jul 27 04:00:08 2022
% 1.75/1.96  Otter interrupted
% 1.75/1.96  PROOF NOT FOUND
%------------------------------------------------------------------------------