%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWV021-1 : TPTP v8.1.0. Released v2.7.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n015.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 : Timeout 285.49s 285.75s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.11/0.12 % Problem : SWV021-1 : TPTP v8.1.0. Released v2.7.0. % 0.11/0.13 % Command : otter-tptp-script %s % 0.13/0.34 % Computer : n015.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 06:23:26 EDT 2022 % 0.13/0.34 % CPUTime : % 285.49/285.75 ----- Otter 3.3f, August 2004 ----- % 285.49/285.75 The process was started by sandbox2 on n015.cluster.edu, % 285.49/285.75 Wed Jul 27 06:23:26 2022 % 285.49/285.75 The command was "./otter". The process ID is 19922. % 285.49/285.75 % 285.49/285.75 set(prolog_style_variables). % 285.49/285.75 set(auto). % 285.49/285.75 dependent: set(auto1). % 285.49/285.75 dependent: set(process_input). % 285.49/285.75 dependent: clear(print_kept). % 285.49/285.75 dependent: clear(print_new_demod). % 285.49/285.75 dependent: clear(print_back_demod). % 285.49/285.75 dependent: clear(print_back_sub). % 285.49/285.75 dependent: set(control_memory). % 285.49/285.75 dependent: assign(max_mem, 12000). % 285.49/285.75 dependent: assign(pick_given_ratio, 4). % 285.49/285.75 dependent: assign(stats_level, 1). % 285.49/285.75 dependent: assign(max_seconds, 10800). % 285.49/285.75 clear(print_given). % 285.49/285.75 % 285.49/285.75 list(usable). % 285.49/285.75 0 [] A=A. % 285.49/285.75 0 [] n0!=s(X). % 285.49/285.75 0 [] s(X)!=s(Y)|X=Y. % 285.49/285.75 0 [] add(n0,Y)=Y. % 285.49/285.75 0 [] add(s(X),Y)=s(add(X,Y)). % 285.49/285.75 0 [] add(X,Y)=add(Y,X). % 285.49/285.75 end_of_list. % 285.49/285.75 % 285.49/285.75 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=2. % 285.49/285.75 % 285.49/285.75 This is a Horn set with equality. The strategy will be % 285.49/285.75 Knuth-Bendix and hyper_res, with positive clauses in % 285.49/285.75 sos and nonpositive clauses in usable. % 285.49/285.75 % 285.49/285.75 dependent: set(knuth_bendix). % 285.49/285.75 dependent: set(anl_eq). % 285.49/285.75 dependent: set(para_from). % 285.49/285.75 dependent: set(para_into). % 285.49/285.75 dependent: clear(para_from_right). % 285.49/285.75 dependent: clear(para_into_right). % 285.49/285.75 dependent: set(para_from_vars). % 285.49/285.75 dependent: set(eq_units_both_ways). % 285.49/285.75 dependent: set(dynamic_demod_all). % 285.49/285.75 dependent: set(dynamic_demod). % 285.49/285.75 dependent: set(order_eq). % 285.49/285.75 dependent: set(back_demod). % 285.49/285.75 dependent: set(lrpo). % 285.49/285.75 dependent: set(hyper_res). % 285.49/285.75 dependent: clear(order_hyper). % 285.49/285.75 % 285.49/285.75 ------------> process usable: % 285.49/285.75 ** KEPT (pick-wt=4): 2 [copy,1,flip.1] s(A)!=n0. % 285.49/285.75 ** KEPT (pick-wt=8): 3 [] s(A)!=s(B)|A=B. % 285.49/285.75 % 285.49/285.75 ------------> process sos: % 285.49/285.75 ** KEPT (pick-wt=3): 4 [] A=A. % 285.49/285.75 ** KEPT (pick-wt=5): 5 [] add(n0,A)=A. % 285.49/285.75 ---> New Demodulator: 6 [new_demod,5] add(n0,A)=A. % 285.49/285.75 ** KEPT (pick-wt=9): 8 [copy,7,flip.1] s(add(A,B))=add(s(A),B). % 285.49/285.75 ---> New Demodulator: 9 [new_demod,8] s(add(A,B))=add(s(A),B). % 285.49/285.75 ** KEPT (pick-wt=7): 10 [] add(A,B)=add(B,A). % 285.49/285.75 Following clause subsumed by 4 during input processing: 0 [copy,4,flip.1] A=A. % 285.49/285.75 >>>> Starting back demodulation with 6. % 285.49/285.75 >>>> Starting back demodulation with 9. % 285.49/285.75 Following clause subsumed by 10 during input processing: 0 [copy,10,flip.1] add(A,B)=add(B,A). % 285.49/285.75 % 285.49/285.75 ======= end of input processing ======= % 285.49/285.75 % 285.49/285.75 =========== start of search =========== % 285.49/285.75 % 285.49/285.75 % 285.49/285.75 Resetting weight limit to 14. % 285.49/285.75 % 285.49/285.75 % 285.49/285.75 Resetting weight limit to 14. % 285.49/285.75 % 285.49/285.75 sos_size=4429 % 285.49/285.75 % 285.49/285.75 Search stopped because sos empty. % 285.49/285.75 % 285.49/285.75 % 285.49/285.75 Search stopped because sos empty. % 285.49/285.75 % 285.49/285.75 ============ end of search ============ % 285.49/285.75 % 285.49/285.75 -------------- statistics ------------- % 285.49/285.75 clauses given 4697 % 285.49/285.75 clauses generated 51886953 % 285.49/285.75 clauses kept 5676 % 285.49/285.75 clauses forward subsumed 294425 % 285.49/285.75 clauses back subsumed 460 % 285.49/285.75 Kbytes malloced 5859 % 285.49/285.75 % 285.49/285.75 ----------- times (seconds) ----------- % 285.49/285.75 user CPU time 283.56 (0 hr, 4 min, 43 sec) % 285.49/285.75 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 285.49/285.75 wall-clock time 286 (0 hr, 4 min, 46 sec) % 285.49/285.75 % 285.49/285.75 Process 19922 finished Wed Jul 27 06:28:12 2022 % 285.49/285.75 Otter interrupted % 285.49/285.75 PROOF NOT FOUND %------------------------------------------------------------------------------