TSTP Solution File: ROB015-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : ROB015-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n020.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 3.74s 3.96s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : ROB015-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n020.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 04:05:23 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 3.74/3.95  ----- Otter 3.3f, August 2004 -----
% 3.74/3.95  The process was started by sandbox on n020.cluster.edu,
% 3.74/3.95  Wed Jul 27 04:05:23 2022
% 3.74/3.95  The command was "./otter".  The process ID is 32510.
% 3.74/3.95  
% 3.74/3.95  set(prolog_style_variables).
% 3.74/3.95  set(auto).
% 3.74/3.95     dependent: set(auto1).
% 3.74/3.95     dependent: set(process_input).
% 3.74/3.95     dependent: clear(print_kept).
% 3.74/3.95     dependent: clear(print_new_demod).
% 3.74/3.95     dependent: clear(print_back_demod).
% 3.74/3.95     dependent: clear(print_back_sub).
% 3.74/3.95     dependent: set(control_memory).
% 3.74/3.95     dependent: assign(max_mem, 12000).
% 3.74/3.95     dependent: assign(pick_given_ratio, 4).
% 3.74/3.95     dependent: assign(stats_level, 1).
% 3.74/3.95     dependent: assign(max_seconds, 10800).
% 3.74/3.95  clear(print_given).
% 3.74/3.95  
% 3.74/3.95  list(usable).
% 3.74/3.95  0 [] A=A.
% 3.74/3.95  0 [] add(X,Y)=add(Y,X).
% 3.74/3.95  0 [] add(add(X,Y),Z)=add(X,add(Y,Z)).
% 3.74/3.95  0 [] negate(add(negate(add(X,Y)),negate(add(X,negate(Y)))))=X.
% 3.74/3.95  0 [] multiply(one,X)=X.
% 3.74/3.95  0 [] -positive_integer(X)|multiply(successor(V),X)=add(X,multiply(V,X)).
% 3.74/3.95  0 [] positive_integer(one).
% 3.74/3.95  0 [] -positive_integer(X)|positive_integer(successor(X)).
% 3.74/3.95  0 [] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 3.74/3.95  0 [] positive_integer(k).
% 3.74/3.95  0 [] negate(add(e,multiply(k,add(d,negate(add(d,negate(e)))))))!=negate(e).
% 3.74/3.95  0 [] negate(add(e,multiply(successor(k),add(d,negate(add(d,negate(e)))))))!=negate(e).
% 3.74/3.95  end_of_list.
% 3.74/3.95  
% 3.74/3.95  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=2.
% 3.74/3.95  
% 3.74/3.95  This is a Horn set with equality.  The strategy will be
% 3.74/3.95  Knuth-Bendix and hyper_res, with positive clauses in
% 3.74/3.95  sos and nonpositive clauses in usable.
% 3.74/3.95  
% 3.74/3.95     dependent: set(knuth_bendix).
% 3.74/3.95     dependent: set(anl_eq).
% 3.74/3.95     dependent: set(para_from).
% 3.74/3.95     dependent: set(para_into).
% 3.74/3.95     dependent: clear(para_from_right).
% 3.74/3.95     dependent: clear(para_into_right).
% 3.74/3.95     dependent: set(para_from_vars).
% 3.74/3.95     dependent: set(eq_units_both_ways).
% 3.74/3.95     dependent: set(dynamic_demod_all).
% 3.74/3.95     dependent: set(dynamic_demod).
% 3.74/3.95     dependent: set(order_eq).
% 3.74/3.95     dependent: set(back_demod).
% 3.74/3.95     dependent: set(lrpo).
% 3.74/3.95     dependent: set(hyper_res).
% 3.74/3.95     dependent: clear(order_hyper).
% 3.74/3.95  
% 3.74/3.95  ------------> process usable:
% 3.74/3.95  ** KEPT (pick-wt=12): 1 [] -positive_integer(A)|multiply(successor(B),A)=add(A,multiply(B,A)).
% 3.74/3.95  ** KEPT (pick-wt=5): 2 [] -positive_integer(A)|positive_integer(successor(A)).
% 3.74/3.95  ** KEPT (pick-wt=15): 3 [] negate(add(e,multiply(k,add(d,negate(add(d,negate(e)))))))!=negate(e).
% 3.74/3.95  ** KEPT (pick-wt=16): 4 [] negate(add(e,multiply(successor(k),add(d,negate(add(d,negate(e)))))))!=negate(e).
% 3.74/3.95  
% 3.74/3.95  ------------> process sos:
% 3.74/3.95  ** KEPT (pick-wt=3): 5 [] A=A.
% 3.74/3.95  ** KEPT (pick-wt=7): 6 [] add(A,B)=add(B,A).
% 3.74/3.95  ** KEPT (pick-wt=11): 7 [] add(add(A,B),C)=add(A,add(B,C)).
% 3.74/3.95  ---> New Demodulator: 8 [new_demod,7] add(add(A,B),C)=add(A,add(B,C)).
% 3.74/3.95  ** KEPT (pick-wt=13): 9 [] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 3.74/3.95  ---> New Demodulator: 10 [new_demod,9] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 3.74/3.95  ** KEPT (pick-wt=5): 11 [] multiply(one,A)=A.
% 3.74/3.95  ---> New Demodulator: 12 [new_demod,11] multiply(one,A)=A.
% 3.74/3.95  ** KEPT (pick-wt=2): 13 [] positive_integer(one).
% 3.74/3.95  ** KEPT (pick-wt=11): 14 [] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 3.74/3.95  ---> New Demodulator: 15 [new_demod,14] negate(add(negate(e),negate(add(d,negate(e)))))=d.
% 3.74/3.95  ** KEPT (pick-wt=2): 16 [] positive_integer(k).
% 3.74/3.95    Following clause subsumed by 5 during input processing: 0 [copy,5,flip.1] A=A.
% 3.74/3.95    Following clause subsumed by 6 during input processing: 0 [copy,6,flip.1] add(A,B)=add(B,A).
% 3.74/3.95  >>>> Starting back demodulation with 8.
% 3.74/3.95  >>>> Starting back demodulation with 10.
% 3.74/3.95  >>>> Starting back demodulation with 12.
% 3.74/3.95  >>>> Starting back demodulation with 15.
% 3.74/3.95  
% 3.74/3.95  ======= end of input processing =======
% 3.74/3.95  
% 3.74/3.95  =========== start of search ===========
% 3.74/3.95  
% 3.74/3.95  
% 3.74/3.95  Resetting weight limit to 15.
% 3.74/3.95  
% 3.74/3.95  
% 3.74/3.95  Resetting weight limit to 15.
% 3.74/3.95  
% 3.74/3.95  sos_size=434
% 3.74/3.95  
% 3.74/3.95  Search stopped because sos empty.
% 3.74/3.95  
% 3.74/3.95  
% 3.74/3.95  Search stopped because sos empty.
% 3.74/3.95  
% 3.74/3.95  ============ end of search ============
% 3.74/3.95  
% 3.74/3.95  -------------- statistics -------------
% 3.74/3.95  clauses given                507
% 3.74/3.95  clauses generated         284767
% 3.74/3.95  clauses kept                 511
% 3.74/3.95  clauses forward subsumed   10337
% 3.74/3.95  clauses back subsumed          0
% 3.74/3.95  Kbytes malloced             6835
% 3.74/3.95  
% 3.74/3.95  ----------- times (seconds) -----------
% 3.74/3.95  user CPU time          1.86          (0 hr, 0 min, 1 sec)
% 3.74/3.95  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 3.74/3.95  wall-clock time        4             (0 hr, 0 min, 4 sec)
% 3.74/3.95  
% 3.74/3.95  Process 32510 finished Wed Jul 27 04:05:27 2022
% 3.74/3.95  Otter interrupted
% 3.74/3.95  PROOF NOT FOUND
%------------------------------------------------------------------------------