%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWV021-10 : TPTP v8.1.0. Released v7.5.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n028.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 13:19:41 EDT 2022 % Result : Unknown 16.71s 16.97s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.09/0.11 % Problem : SWV021-10 : TPTP v8.1.0. Released v7.5.0. % 0.09/0.12 % Command : otter-tptp-script %s % 0.12/0.33 % Computer : n028.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 06:12:18 EDT 2022 % 0.12/0.33 % CPUTime : % 16.71/16.97 ----- Otter 3.3f, August 2004 ----- % 16.71/16.97 The process was started by sandbox on n028.cluster.edu, % 16.71/16.97 Wed Jul 27 06:12:18 2022 % 16.71/16.97 The command was "./otter". The process ID is 29699. % 16.71/16.97 % 16.71/16.97 set(prolog_style_variables). % 16.71/16.97 set(auto). % 16.71/16.97 dependent: set(auto1). % 16.71/16.97 dependent: set(process_input). % 16.71/16.97 dependent: clear(print_kept). % 16.71/16.97 dependent: clear(print_new_demod). % 16.71/16.97 dependent: clear(print_back_demod). % 16.71/16.97 dependent: clear(print_back_sub). % 16.71/16.97 dependent: set(control_memory). % 16.71/16.97 dependent: assign(max_mem, 12000). % 16.71/16.97 dependent: assign(pick_given_ratio, 4). % 16.71/16.97 dependent: assign(stats_level, 1). % 16.71/16.97 dependent: assign(max_seconds, 10800). % 16.71/16.97 clear(print_given). % 16.71/16.97 % 16.71/16.97 list(usable). % 16.71/16.97 0 [] A=A. % 16.71/16.97 0 [] ife_q(A,A,B,C)=B. % 16.71/16.97 0 [] n0!=s(X). % 16.71/16.97 0 [] ife_q(s(X),s(Y),X,Y)=Y. % 16.71/16.97 0 [] add(n0,Y)=Y. % 16.71/16.97 0 [] add(s(X),Y)=s(add(X,Y)). % 16.71/16.97 0 [] add(X,Y)=add(Y,X). % 16.71/16.97 end_of_list. % 16.71/16.97 % 16.71/16.97 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1. % 16.71/16.97 % 16.71/16.97 All clauses are units, and equality is present; the % 16.71/16.97 strategy will be Knuth-Bendix with positive clauses in sos. % 16.71/16.97 % 16.71/16.97 dependent: set(knuth_bendix). % 16.71/16.97 dependent: set(anl_eq). % 16.71/16.97 dependent: set(para_from). % 16.71/16.97 dependent: set(para_into). % 16.71/16.97 dependent: clear(para_from_right). % 16.71/16.97 dependent: clear(para_into_right). % 16.71/16.97 dependent: set(para_from_vars). % 16.71/16.97 dependent: set(eq_units_both_ways). % 16.71/16.97 dependent: set(dynamic_demod_all). % 16.71/16.97 dependent: set(dynamic_demod). % 16.71/16.97 dependent: set(order_eq). % 16.71/16.97 dependent: set(back_demod). % 16.71/16.97 dependent: set(lrpo). % 16.71/16.97 % 16.71/16.97 ------------> process usable: % 16.71/16.97 ** KEPT (pick-wt=4): 2 [copy,1,flip.1] s(A)!=n0. % 16.71/16.97 % 16.71/16.97 ------------> process sos: % 16.71/16.97 ** KEPT (pick-wt=3): 3 [] A=A. % 16.71/16.97 ** KEPT (pick-wt=7): 4 [] ife_q(A,A,B,C)=B. % 16.71/16.97 ---> New Demodulator: 5 [new_demod,4] ife_q(A,A,B,C)=B. % 16.71/16.97 ** KEPT (pick-wt=9): 6 [] ife_q(s(A),s(B),A,B)=B. % 16.71/16.97 ---> New Demodulator: 7 [new_demod,6] ife_q(s(A),s(B),A,B)=B. % 16.71/16.97 ** KEPT (pick-wt=5): 8 [] add(n0,A)=A. % 16.71/16.97 ---> New Demodulator: 9 [new_demod,8] add(n0,A)=A. % 16.71/16.97 ** KEPT (pick-wt=9): 11 [copy,10,flip.1] s(add(A,B))=add(s(A),B). % 16.71/16.97 ---> New Demodulator: 12 [new_demod,11] s(add(A,B))=add(s(A),B). % 16.71/16.97 ** KEPT (pick-wt=7): 13 [] add(A,B)=add(B,A). % 16.71/16.97 Following clause subsumed by 3 during input processing: 0 [copy,3,flip.1] A=A. % 16.71/16.97 >>>> Starting back demodulation with 5. % 16.71/16.97 >>>> Starting back demodulation with 7. % 16.71/16.97 >>>> Starting back demodulation with 9. % 16.71/16.97 >>>> Starting back demodulation with 12. % 16.71/16.97 Following clause subsumed by 13 during input processing: 0 [copy,13,flip.1] add(A,B)=add(B,A). % 16.71/16.97 % 16.71/16.97 ======= end of input processing ======= % 16.71/16.97 % 16.71/16.97 =========== start of search =========== % 16.71/16.97 % 16.71/16.97 % 16.71/16.97 Resetting weight limit to 14. % 16.71/16.97 % 16.71/16.97 % 16.71/16.97 Resetting weight limit to 14. % 16.71/16.97 % 16.71/16.97 sos_size=1378 % 16.71/16.97 % 16.71/16.97 Search stopped because sos empty. % 16.71/16.97 % 16.71/16.97 % 16.71/16.97 Search stopped because sos empty. % 16.71/16.97 % 16.71/16.97 ============ end of search ============ % 16.71/16.97 % 16.71/16.97 -------------- statistics ------------- % 16.71/16.97 clauses given 1494 % 16.71/16.97 clauses generated 2694135 % 16.71/16.97 clauses kept 1776 % 16.71/16.97 clauses forward subsumed 155438 % 16.71/16.97 clauses back subsumed 112 % 16.71/16.97 Kbytes malloced 5859 % 16.71/16.97 % 16.71/16.97 ----------- times (seconds) ----------- % 16.71/16.97 user CPU time 15.05 (0 hr, 0 min, 15 sec) % 16.71/16.97 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 16.71/16.97 wall-clock time 17 (0 hr, 0 min, 17 sec) % 16.71/16.97 % 16.71/16.97 Process 29699 finished Wed Jul 27 06:12:35 2022 % 16.71/16.97 Otter interrupted % 16.71/16.97 PROOF NOT FOUND %------------------------------------------------------------------------------