TSTP Solution File: LCL037-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : LCL037-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n010.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 13:03:22 EDT 2022

% Result   : Unknown 92.03s 92.22s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : LCL037-1 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n010.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 09:23:24 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 92.03/92.22  ----- Otter 3.3f, August 2004 -----
% 92.03/92.22  The process was started by sandbox on n010.cluster.edu,
% 92.03/92.22  Wed Jul 27 09:23:24 2022
% 92.03/92.22  The command was "./otter".  The process ID is 15872.
% 92.03/92.22  
% 92.03/92.22  set(prolog_style_variables).
% 92.03/92.22  set(auto).
% 92.03/92.22     dependent: set(auto1).
% 92.03/92.22     dependent: set(process_input).
% 92.03/92.22     dependent: clear(print_kept).
% 92.03/92.22     dependent: clear(print_new_demod).
% 92.03/92.22     dependent: clear(print_back_demod).
% 92.03/92.22     dependent: clear(print_back_sub).
% 92.03/92.22     dependent: set(control_memory).
% 92.03/92.22     dependent: assign(max_mem, 12000).
% 92.03/92.22     dependent: assign(pick_given_ratio, 4).
% 92.03/92.22     dependent: assign(stats_level, 1).
% 92.03/92.22     dependent: assign(max_seconds, 10800).
% 92.03/92.22  clear(print_given).
% 92.03/92.22  
% 92.03/92.22  list(usable).
% 92.03/92.22  0 [] -is_a_theorem(implies(X,Y))| -is_a_theorem(X)|is_a_theorem(Y).
% 92.03/92.22  0 [] is_a_theorem(implies(implies(implies(implies(implies(X,Y),implies(Z,falsehood)),U),V),implies(implies(V,X),implies(Z,X)))).
% 92.03/92.22  0 [] -is_a_theorem(implies(implies(a,implies(b,c)),implies(implies(a,b),implies(a,c)))).
% 92.03/92.22  end_of_list.
% 92.03/92.22  
% 92.03/92.22  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 92.03/92.22  
% 92.03/92.22  This is a Horn set without equality.  The strategy will
% 92.03/92.22  be hyperresolution, with satellites in sos and nuclei
% 92.03/92.22  in usable.
% 92.03/92.22  
% 92.03/92.22     dependent: set(hyper_res).
% 92.03/92.22     dependent: clear(order_hyper).
% 92.03/92.22  
% 92.03/92.22  ------------> process usable:
% 92.03/92.22  ** KEPT (pick-wt=8): 1 [] -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 92.03/92.22  ** KEPT (pick-wt=14): 2 [] -is_a_theorem(implies(implies(a,implies(b,c)),implies(implies(a,b),implies(a,c)))).
% 92.03/92.22  
% 92.03/92.22  ------------> process sos:
% 92.03/92.22  ** KEPT (pick-wt=20): 3 [] is_a_theorem(implies(implies(implies(implies(implies(A,B),implies(C,falsehood)),D),E),implies(implies(E,A),implies(C,A)))).
% 92.03/92.22  
% 92.03/92.22  ======= end of input processing =======
% 92.03/92.22  
% 92.03/92.22  =========== start of search ===========
% 92.03/92.22  
% 92.03/92.22  
% 92.03/92.22  Resetting weight limit to 16.
% 92.03/92.22  
% 92.03/92.22  
% 92.03/92.22  Resetting weight limit to 16.
% 92.03/92.22  
% 92.03/92.22  sos_size=5387
% 92.03/92.22  
% 92.03/92.22  Search stopped because sos empty.
% 92.03/92.22  
% 92.03/92.22  
% 92.03/92.22  Search stopped because sos empty.
% 92.03/92.22  
% 92.03/92.22  ============ end of search ============
% 92.03/92.22  
% 92.03/92.22  -------------- statistics -------------
% 92.03/92.22  clauses given               8190
% 92.03/92.22  clauses generated        39651938
% 92.03/92.22  clauses kept                8305
% 92.03/92.22  clauses forward subsumed 13385968
% 92.03/92.22  clauses back subsumed        135
% 92.03/92.22  Kbytes malloced             6835
% 92.03/92.22  
% 92.03/92.22  ----------- times (seconds) -----------
% 92.03/92.22  user CPU time         90.31          (0 hr, 1 min, 30 sec)
% 92.03/92.22  system CPU time        0.01          (0 hr, 0 min, 0 sec)
% 92.03/92.22  wall-clock time       92             (0 hr, 1 min, 32 sec)
% 92.03/92.22  
% 92.03/92.22  Process 15872 finished Wed Jul 27 09:24:56 2022
% 92.03/92.22  Otter interrupted
% 92.03/92.22  PROOF NOT FOUND
%------------------------------------------------------------------------------