TSTP Solution File: LCL421-1 by Otter---3.3
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : LCL421-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n005.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 13:04:23 EDT 2022
% Result : Unknown 4.59s 4.82s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : LCL421-1 : TPTP v8.1.0. Released v2.5.0.
% 0.07/0.13 % Command : otter-tptp-script %s
% 0.13/0.34 % Computer : n005.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Wed Jul 27 09:22:20 EDT 2022
% 0.13/0.34 % CPUTime :
% 4.59/4.82 ----- Otter 3.3f, August 2004 -----
% 4.59/4.82 The process was started by sandbox2 on n005.cluster.edu,
% 4.59/4.82 Wed Jul 27 09:22:20 2022
% 4.59/4.82 The command was "./otter". The process ID is 19981.
% 4.59/4.82
% 4.59/4.82 set(prolog_style_variables).
% 4.59/4.82 set(auto).
% 4.59/4.82 dependent: set(auto1).
% 4.59/4.82 dependent: set(process_input).
% 4.59/4.82 dependent: clear(print_kept).
% 4.59/4.82 dependent: clear(print_new_demod).
% 4.59/4.82 dependent: clear(print_back_demod).
% 4.59/4.82 dependent: clear(print_back_sub).
% 4.59/4.82 dependent: set(control_memory).
% 4.59/4.82 dependent: assign(max_mem, 12000).
% 4.59/4.82 dependent: assign(pick_given_ratio, 4).
% 4.59/4.82 dependent: assign(stats_level, 1).
% 4.59/4.82 dependent: assign(max_seconds, 10800).
% 4.59/4.82 clear(print_given).
% 4.59/4.82
% 4.59/4.82 list(usable).
% 4.59/4.82 0 [] -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 4.59/4.82 0 [] is_a_theorem(implies(A,implies(B,A))).
% 4.59/4.82 0 [] is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).
% 4.59/4.82 0 [] is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A))).
% 4.59/4.82 0 [] is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))).
% 4.59/4.82 0 [] -is_a_theorem(implies(not(implies(implies(not(a),not(implies(implies(b,c),c))),not(implies(implies(b,c),c)))),implies(implies(not(implies(implies(not(a),not(b)),not(b))),not(implies(implies(not(a),not(c)),not(c)))),not(implies(implies(not(a),not(c)),not(c)))))).
% 4.59/4.82 end_of_list.
% 4.59/4.82
% 4.59/4.82 SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 4.59/4.82
% 4.59/4.82 This is a Horn set without equality. The strategy will
% 4.59/4.82 be hyperresolution, with satellites in sos and nuclei
% 4.59/4.82 in usable.
% 4.59/4.82
% 4.59/4.82 dependent: set(hyper_res).
% 4.59/4.82 dependent: clear(order_hyper).
% 4.59/4.82
% 4.59/4.82 ------------> process usable:
% 4.59/4.82 ** KEPT (pick-wt=8): 1 [] -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 4.59/4.82 ** KEPT (pick-wt=48): 2 [] -is_a_theorem(implies(not(implies(implies(not(a),not(implies(implies(b,c),c))),not(implies(implies(b,c),c)))),implies(implies(not(implies(implies(not(a),not(b)),not(b))),not(implies(implies(not(a),not(c)),not(c)))),not(implies(implies(not(a),not(c)),not(c)))))).
% 4.59/4.82
% 4.59/4.82 ------------> process sos:
% 4.59/4.82 ** KEPT (pick-wt=6): 3 [] is_a_theorem(implies(A,implies(B,A))).
% 4.59/4.82 ** KEPT (pick-wt=12): 4 [] is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).
% 4.59/4.82 ** KEPT (pick-wt=12): 5 [] is_a_theorem(implies(implies(implies(A,B),B),implies(implies(B,A),A))).
% 4.59/4.82 ** KEPT (pick-wt=10): 6 [] is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))).
% 4.59/4.82
% 4.59/4.82 ======= end of input processing =======
% 4.59/4.82
% 4.59/4.82 =========== start of search ===========
% 4.59/4.82
% 4.59/4.82
% 4.59/4.82 Resetting weight limit to 11.
% 4.59/4.82
% 4.59/4.82
% 4.59/4.82 Resetting weight limit to 11.
% 4.59/4.82
% 4.59/4.82 sos_size=1880
% 4.59/4.82
% 4.59/4.82 Search stopped because sos empty.
% 4.59/4.82
% 4.59/4.82
% 4.59/4.82 Search stopped because sos empty.
% 4.59/4.82
% 4.59/4.82 ============ end of search ============
% 4.59/4.82
% 4.59/4.82 -------------- statistics -------------
% 4.59/4.82 clauses given 2093
% 4.59/4.82 clauses generated 2036630
% 4.59/4.82 clauses kept 2103
% 4.59/4.82 clauses forward subsumed 506668
% 4.59/4.82 clauses back subsumed 12
% 4.59/4.82 Kbytes malloced 6835
% 4.59/4.82
% 4.59/4.82 ----------- times (seconds) -----------
% 4.59/4.82 user CPU time 3.03 (0 hr, 0 min, 3 sec)
% 4.59/4.82 system CPU time 0.01 (0 hr, 0 min, 0 sec)
% 4.59/4.82 wall-clock time 5 (0 hr, 0 min, 5 sec)
% 4.59/4.82
% 4.59/4.82 Process 19981 finished Wed Jul 27 09:22:25 2022
% 4.59/4.82 Otter interrupted
% 4.59/4.82 PROOF NOT FOUND
%------------------------------------------------------------------------------