TSTP Solution File: LCL026-10 by Otter---3.3
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- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : LCL026-10 : TPTP v8.1.0. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n013.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 13:03:20 EDT 2022
% Result : Unknown 3.40s 3.57s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : LCL026-10 : TPTP v8.1.0. Released v7.3.0.
% 0.03/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n013.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 09:23:45 EDT 2022
% 0.12/0.33 % CPUTime :
% 3.40/3.57 ----- Otter 3.3f, August 2004 -----
% 3.40/3.57 The process was started by sandbox2 on n013.cluster.edu,
% 3.40/3.57 Wed Jul 27 09:23:45 2022
% 3.40/3.57 The command was "./otter". The process ID is 14065.
% 3.40/3.57
% 3.40/3.57 set(prolog_style_variables).
% 3.40/3.57 set(auto).
% 3.40/3.57 dependent: set(auto1).
% 3.40/3.57 dependent: set(process_input).
% 3.40/3.57 dependent: clear(print_kept).
% 3.40/3.57 dependent: clear(print_new_demod).
% 3.40/3.57 dependent: clear(print_back_demod).
% 3.40/3.57 dependent: clear(print_back_sub).
% 3.40/3.57 dependent: set(control_memory).
% 3.40/3.57 dependent: assign(max_mem, 12000).
% 3.40/3.57 dependent: assign(pick_given_ratio, 4).
% 3.40/3.57 dependent: assign(stats_level, 1).
% 3.40/3.57 dependent: assign(max_seconds, 10800).
% 3.40/3.57 clear(print_given).
% 3.40/3.57
% 3.40/3.57 list(usable).
% 3.40/3.57 0 [] A=A.
% 3.40/3.57 0 [] ife_q(A,A,B,C)=B.
% 3.40/3.57 0 [] ife_q(is_a_theorem(implies(X,Y)),true,ife_q(is_a_theorem(X),true,is_a_theorem(Y),true),true)=true.
% 3.40/3.57 0 [] is_a_theorem(implies(X,implies(Y,X)))=true.
% 3.40/3.57 0 [] is_a_theorem(implies(implies(implies(X,falsehood),falsehood),X))=true.
% 3.40/3.57 0 [] is_a_theorem(implies(implies(X,implies(Y,Z)),implies(implies(X,Y),implies(X,Z))))=true.
% 3.40/3.57 0 [] is_a_theorem(implies(implies(implies(a,b),a),a))!=true.
% 3.40/3.57 end_of_list.
% 3.40/3.57
% 3.40/3.57 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 3.40/3.57
% 3.40/3.57 All clauses are units, and equality is present; the
% 3.40/3.57 strategy will be Knuth-Bendix with positive clauses in sos.
% 3.40/3.57
% 3.40/3.57 dependent: set(knuth_bendix).
% 3.40/3.57 dependent: set(anl_eq).
% 3.40/3.57 dependent: set(para_from).
% 3.40/3.57 dependent: set(para_into).
% 3.40/3.57 dependent: clear(para_from_right).
% 3.40/3.57 dependent: clear(para_into_right).
% 3.40/3.57 dependent: set(para_from_vars).
% 3.40/3.57 dependent: set(eq_units_both_ways).
% 3.40/3.57 dependent: set(dynamic_demod_all).
% 3.40/3.57 dependent: set(dynamic_demod).
% 3.40/3.57 dependent: set(order_eq).
% 3.40/3.57 dependent: set(back_demod).
% 3.40/3.57 dependent: set(lrpo).
% 3.40/3.57
% 3.40/3.57 ------------> process usable:
% 3.40/3.57 ** KEPT (pick-wt=10): 1 [] is_a_theorem(implies(implies(implies(a,b),a),a))!=true.
% 3.40/3.57
% 3.40/3.57 ------------> process sos:
% 3.40/3.57 ** KEPT (pick-wt=3): 2 [] A=A.
% 3.40/3.57 ** KEPT (pick-wt=7): 3 [] ife_q(A,A,B,C)=B.
% 3.40/3.57 ---> New Demodulator: 4 [new_demod,3] ife_q(A,A,B,C)=B.
% 3.40/3.57 ** KEPT (pick-wt=16): 5 [] ife_q(is_a_theorem(implies(A,B)),true,ife_q(is_a_theorem(A),true,is_a_theorem(B),true),true)=true.
% 3.40/3.57 ---> New Demodulator: 6 [new_demod,5] ife_q(is_a_theorem(implies(A,B)),true,ife_q(is_a_theorem(A),true,is_a_theorem(B),true),true)=true.
% 3.40/3.57 ** KEPT (pick-wt=8): 7 [] is_a_theorem(implies(A,implies(B,A)))=true.
% 3.40/3.57 ---> New Demodulator: 8 [new_demod,7] is_a_theorem(implies(A,implies(B,A)))=true.
% 3.40/3.57 ** KEPT (pick-wt=10): 9 [] is_a_theorem(implies(implies(implies(A,falsehood),falsehood),A))=true.
% 3.40/3.57 ---> New Demodulator: 10 [new_demod,9] is_a_theorem(implies(implies(implies(A,falsehood),falsehood),A))=true.
% 3.40/3.57 ** KEPT (pick-wt=16): 11 [] is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C))))=true.
% 3.40/3.57 ---> New Demodulator: 12 [new_demod,11] is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C))))=true.
% 3.40/3.57 Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 3.40/3.57 >>>> Starting back demodulation with 4.
% 3.40/3.57 >>>> Starting back demodulation with 6.
% 3.40/3.57 >>>> Starting back demodulation with 8.
% 3.40/3.57 >>>> Starting back demodulation with 10.
% 3.40/3.57 >>>> Starting back demodulation with 12.
% 3.40/3.57
% 3.40/3.57 ======= end of input processing =======
% 3.40/3.57
% 3.40/3.57 =========== start of search ===========
% 3.40/3.57
% 3.40/3.57
% 3.40/3.57 Resetting weight limit to 16.
% 3.40/3.57
% 3.40/3.57
% 3.40/3.57 Resetting weight limit to 16.
% 3.40/3.57
% 3.40/3.57 sos_size=408
% 3.40/3.57
% 3.40/3.57
% 3.40/3.57 Resetting weight limit to 14.
% 3.40/3.57
% 3.40/3.57
% 3.40/3.57 Resetting weight limit to 14.
% 3.40/3.57
% 3.40/3.57 sos_size=293
% 3.40/3.57
% 3.40/3.57 Search stopped because sos empty.
% 3.40/3.57
% 3.40/3.57
% 3.40/3.57 Search stopped because sos empty.
% 3.40/3.57
% 3.40/3.57 ============ end of search ============
% 3.40/3.57
% 3.40/3.57 -------------- statistics -------------
% 3.40/3.57 clauses given 975
% 3.40/3.57 clauses generated 649813
% 3.40/3.57 clauses kept 1012
% 3.40/3.57 clauses forward subsumed 626843
% 3.40/3.57 clauses back subsumed 0
% 3.40/3.57 Kbytes malloced 6835
% 3.40/3.57
% 3.40/3.57 ----------- times (seconds) -----------
% 3.40/3.57 user CPU time 1.47 (0 hr, 0 min, 1 sec)
% 3.40/3.57 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 3.40/3.57 wall-clock time 3 (0 hr, 0 min, 3 sec)
% 3.40/3.57
% 3.40/3.57 Process 14065 finished Wed Jul 27 09:23:48 2022
% 3.40/3.57 Otter interrupted
% 3.40/3.57 PROOF NOT FOUND
%------------------------------------------------------------------------------