TSTP Solution File: ROB020-1 by Otter---3.3
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- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : ROB020-1 : TPTP v8.1.0. Released v1.0.0.
% 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 13:12:23 EDT 2022
% Result : Unknown 3.25s 3.39s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11 % Problem : ROB020-1 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12 % Command : otter-tptp-script %s
% 0.13/0.33 % Computer : n013.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 03:59:45 EDT 2022
% 0.13/0.33 % CPUTime :
% 3.15/3.39 ----- Otter 3.3f, August 2004 -----
% 3.15/3.39 The process was started by sandbox2 on n013.cluster.edu,
% 3.15/3.39 Wed Jul 27 03:59:45 2022
% 3.15/3.39 The command was "./otter". The process ID is 9002.
% 3.15/3.39
% 3.15/3.39 set(prolog_style_variables).
% 3.15/3.39 set(auto).
% 3.15/3.39 dependent: set(auto1).
% 3.15/3.39 dependent: set(process_input).
% 3.15/3.39 dependent: clear(print_kept).
% 3.15/3.39 dependent: clear(print_new_demod).
% 3.15/3.39 dependent: clear(print_back_demod).
% 3.15/3.39 dependent: clear(print_back_sub).
% 3.15/3.39 dependent: set(control_memory).
% 3.15/3.39 dependent: assign(max_mem, 12000).
% 3.15/3.39 dependent: assign(pick_given_ratio, 4).
% 3.15/3.39 dependent: assign(stats_level, 1).
% 3.15/3.39 dependent: assign(max_seconds, 10800).
% 3.15/3.39 clear(print_given).
% 3.15/3.39
% 3.15/3.39 list(usable).
% 3.15/3.39 0 [] A=A.
% 3.15/3.39 0 [] add(X,Y)=add(Y,X).
% 3.15/3.39 0 [] add(add(X,Y),Z)=add(X,add(Y,Z)).
% 3.15/3.39 0 [] negate(add(negate(add(X,Y)),negate(add(X,negate(Y)))))=X.
% 3.15/3.39 0 [] negate(add(a,negate(b)))=b.
% 3.15/3.39 0 [] add(negate(add(a,negate(b))),negate(add(negate(a),negate(b))))!=b.
% 3.15/3.39 end_of_list.
% 3.15/3.39
% 3.15/3.39 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 3.15/3.39
% 3.15/3.39 All clauses are units, and equality is present; the
% 3.15/3.39 strategy will be Knuth-Bendix with positive clauses in sos.
% 3.15/3.39
% 3.15/3.39 dependent: set(knuth_bendix).
% 3.15/3.39 dependent: set(anl_eq).
% 3.15/3.39 dependent: set(para_from).
% 3.15/3.39 dependent: set(para_into).
% 3.15/3.39 dependent: clear(para_from_right).
% 3.15/3.39 dependent: clear(para_into_right).
% 3.15/3.39 dependent: set(para_from_vars).
% 3.15/3.39 dependent: set(eq_units_both_ways).
% 3.15/3.39 dependent: set(dynamic_demod_all).
% 3.15/3.39 dependent: set(dynamic_demod).
% 3.15/3.39 dependent: set(order_eq).
% 3.15/3.39 dependent: set(back_demod).
% 3.15/3.39 dependent: set(lrpo).
% 3.15/3.39
% 3.15/3.39 ------------> process usable:
% 3.15/3.39 ** KEPT (pick-wt=14): 1 [] add(negate(add(a,negate(b))),negate(add(negate(a),negate(b))))!=b.
% 3.15/3.39
% 3.15/3.39 ------------> process sos:
% 3.15/3.39 ** KEPT (pick-wt=3): 2 [] A=A.
% 3.15/3.39 ** KEPT (pick-wt=7): 3 [] add(A,B)=add(B,A).
% 3.15/3.39 ** KEPT (pick-wt=11): 4 [] add(add(A,B),C)=add(A,add(B,C)).
% 3.15/3.39 ---> New Demodulator: 5 [new_demod,4] add(add(A,B),C)=add(A,add(B,C)).
% 3.15/3.39 ** KEPT (pick-wt=13): 6 [] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 3.15/3.39 ---> New Demodulator: 7 [new_demod,6] negate(add(negate(add(A,B)),negate(add(A,negate(B)))))=A.
% 3.15/3.39 ** KEPT (pick-wt=7): 8 [] negate(add(a,negate(b)))=b.
% 3.15/3.39 ---> New Demodulator: 9 [new_demod,8] negate(add(a,negate(b)))=b.
% 3.15/3.39 Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A.
% 3.15/3.39 Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] add(A,B)=add(B,A).
% 3.15/3.39 >>>> Starting back demodulation with 5.
% 3.15/3.39 >>>> Starting back demodulation with 7.
% 3.15/3.39 >>>> Starting back demodulation with 9.
% 3.15/3.39 >> back demodulating 1 with 9.
% 3.15/3.39
% 3.15/3.39 ======= end of input processing =======
% 3.15/3.39
% 3.15/3.39 =========== start of search ===========
% 3.15/3.39
% 3.15/3.39
% 3.15/3.39 Resetting weight limit to 13.
% 3.15/3.39
% 3.15/3.39
% 3.15/3.39 Resetting weight limit to 13.
% 3.15/3.39
% 3.15/3.39 sos_size=406
% 3.15/3.39
% 3.15/3.39 Search stopped because sos empty.
% 3.15/3.39
% 3.15/3.39
% 3.15/3.39 Search stopped because sos empty.
% 3.15/3.39
% 3.15/3.39 ============ end of search ============
% 3.15/3.39
% 3.15/3.39 -------------- statistics -------------
% 3.15/3.39 clauses given 463
% 3.15/3.39 clauses generated 194948
% 3.15/3.39 clauses kept 464
% 3.15/3.39 clauses forward subsumed 8570
% 3.15/3.39 clauses back subsumed 0
% 3.15/3.39 Kbytes malloced 7812
% 3.15/3.39
% 3.15/3.39 ----------- times (seconds) -----------
% 3.15/3.39 user CPU time 1.30 (0 hr, 0 min, 1 sec)
% 3.15/3.39 system CPU time 0.01 (0 hr, 0 min, 0 sec)
% 3.15/3.39 wall-clock time 3 (0 hr, 0 min, 3 sec)
% 3.15/3.39
% 3.15/3.39 Process 9002 finished Wed Jul 27 03:59:48 2022
% 3.15/3.39 Otter interrupted
% 3.15/3.39 PROOF NOT FOUND
%------------------------------------------------------------------------------