%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : NUM284-10.014 : TPTP v8.1.0. Released v7.3.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n022.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 13:07:57 EDT 2022 % Result : Unknown 1.96s 2.14s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.03/0.12 % Problem : NUM284-10.014 : TPTP v8.1.0. Released v7.3.0. % 0.03/0.12 % Command : otter-tptp-script %s % 0.14/0.33 % Computer : n022.cluster.edu % 0.14/0.33 % Model : x86_64 x86_64 % 0.14/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.14/0.33 % Memory : 8042.1875MB % 0.14/0.33 % OS : Linux 3.10.0-693.el7.x86_64 % 0.14/0.33 % CPULimit : 300 % 0.14/0.33 % WCLimit : 300 % 0.14/0.33 % DateTime : Wed Jul 27 09:40:35 EDT 2022 % 0.14/0.34 % CPUTime : % 1.96/2.14 ----- Otter 3.3f, August 2004 ----- % 1.96/2.14 The process was started by sandbox2 on n022.cluster.edu, % 1.96/2.14 Wed Jul 27 09:40:35 2022 % 1.96/2.14 The command was "./otter". The process ID is 31508. % 1.96/2.14 % 1.96/2.14 set(prolog_style_variables). % 1.96/2.14 set(auto). % 1.96/2.14 dependent: set(auto1). % 1.96/2.14 dependent: set(process_input). % 1.96/2.14 dependent: clear(print_kept). % 1.96/2.14 dependent: clear(print_new_demod). % 1.96/2.14 dependent: clear(print_back_demod). % 1.96/2.14 dependent: clear(print_back_sub). % 1.96/2.14 dependent: set(control_memory). % 1.96/2.14 dependent: assign(max_mem, 12000). % 1.96/2.14 dependent: assign(pick_given_ratio, 4). % 1.96/2.14 dependent: assign(stats_level, 1). % 1.96/2.14 dependent: assign(max_seconds, 10800). % 1.96/2.14 clear(print_given). % 1.96/2.14 % 1.96/2.14 list(usable). % 1.96/2.14 0 [] A=A. % 1.96/2.14 0 [] ife_q(A,A,B,C)=B. % 1.96/2.14 0 [] fibonacci(n0,s(n0))=true. % 1.96/2.14 0 [] fibonacci(s(n0),s(n0))=true. % 1.96/2.14 0 [] ife_q(sum(F1,F2,FN),true,ife_q(sum(N2,s(s(n0)),N),true,ife_q(sum(N1,s(n0),N),true,ife_q(fibonacci(N2,F2),true,ife_q(fibonacci(N1,F1),true,fibonacci(N,FN),true),true),true),true),true)=true. % 1.96/2.14 0 [] sum(X,n0,X)=true. % 1.96/2.14 0 [] ife_q(sum(X,Y,Z),true,sum(X,s(Y),s(Z)),true)=true. % 1.96/2.14 0 [] fibonacci(s(s(s(s(s(s(s(s(s(s(s(s(s(s(n0)))))))))))))),Result)!=true. % 1.96/2.14 end_of_list. % 1.96/2.14 % 1.96/2.14 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1. % 1.96/2.14 % 1.96/2.14 All clauses are units, and equality is present; the % 1.96/2.14 strategy will be Knuth-Bendix with positive clauses in sos. % 1.96/2.14 % 1.96/2.14 dependent: set(knuth_bendix). % 1.96/2.14 dependent: set(anl_eq). % 1.96/2.14 dependent: set(para_from). % 1.96/2.14 dependent: set(para_into). % 1.96/2.14 dependent: clear(para_from_right). % 1.96/2.14 dependent: clear(para_into_right). % 1.96/2.14 dependent: set(para_from_vars). % 1.96/2.14 dependent: set(eq_units_both_ways). % 1.96/2.14 dependent: set(dynamic_demod_all). % 1.96/2.14 dependent: set(dynamic_demod). % 1.96/2.14 dependent: set(order_eq). % 1.96/2.14 dependent: set(back_demod). % 1.96/2.14 dependent: set(lrpo). % 1.96/2.14 % 1.96/2.14 ------------> process usable: % 1.96/2.14 ** KEPT (pick-wt=19): 1 [] fibonacci(s(s(s(s(s(s(s(s(s(s(s(s(s(s(n0)))))))))))))),A)!=true. % 1.96/2.14 % 1.96/2.14 ------------> process sos: % 1.96/2.14 ** KEPT (pick-wt=3): 2 [] A=A. % 1.96/2.14 ** KEPT (pick-wt=7): 3 [] ife_q(A,A,B,C)=B. % 1.96/2.14 ---> New Demodulator: 4 [new_demod,3] ife_q(A,A,B,C)=B. % 1.96/2.14 ** KEPT (pick-wt=6): 5 [] fibonacci(n0,s(n0))=true. % 1.96/2.14 ---> New Demodulator: 6 [new_demod,5] fibonacci(n0,s(n0))=true. % 1.96/2.14 ** KEPT (pick-wt=7): 7 [] fibonacci(s(n0),s(n0))=true. % 1.96/2.14 ---> New Demodulator: 8 [new_demod,7] fibonacci(s(n0),s(n0))=true. % 1.96/2.14 ** KEPT (pick-wt=41): 9 [] ife_q(sum(A,B,C),true,ife_q(sum(D,s(s(n0)),E),true,ife_q(sum(F,s(n0),E),true,ife_q(fibonacci(D,B),true,ife_q(fibonacci(F,A),true,fibonacci(E,C),true),true),true),true),true)=true. % 1.96/2.14 ---> New Demodulator: 10 [new_demod,9] ife_q(sum(A,B,C),true,ife_q(sum(D,s(s(n0)),E),true,ife_q(sum(F,s(n0),E),true,ife_q(fibonacci(D,B),true,ife_q(fibonacci(F,A),true,fibonacci(E,C),true),true),true),true),true)=true. % 1.96/2.14 ** KEPT (pick-wt=6): 11 [] sum(A,n0,A)=true. % 1.96/2.14 ---> New Demodulator: 12 [new_demod,11] sum(A,n0,A)=true. % 1.96/2.14 ** KEPT (pick-wt=15): 13 [] ife_q(sum(A,B,C),true,sum(A,s(B),s(C)),true)=true. % 1.96/2.14 ---> New Demodulator: 14 [new_demod,13] ife_q(sum(A,B,C),true,sum(A,s(B),s(C)),true)=true. % 1.96/2.14 Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A. % 1.96/2.14 >>>> Starting back demodulation with 4. % 1.96/2.14 >>>> Starting back demodulation with 6. % 1.96/2.14 >>>> Starting back demodulation with 8. % 1.96/2.14 >>>> Starting back demodulation with 10. % 1.96/2.14 >>>> Starting back demodulation with 12. % 1.96/2.14 >>>> Starting back demodulation with 14. % 1.96/2.14 % 1.96/2.14 ======= end of input processing ======= % 1.96/2.14 % 1.96/2.14 =========== start of search =========== % 1.96/2.14 % 1.96/2.14 % 1.96/2.14 Resetting weight limit to 27. % 1.96/2.14 % 1.96/2.14 % 1.96/2.14 Resetting weight limit to 27. % 1.96/2.14 % 1.96/2.14 sos_size=399 % 1.96/2.14 % 1.96/2.14 Search stopped because sos empty. % 1.96/2.14 % 1.96/2.14 % 1.96/2.14 Search stopped because sos empty. % 1.96/2.14 % 1.96/2.14 ============ end of search ============ % 1.96/2.14 % 1.96/2.14 -------------- statistics ------------- % 1.96/2.14 clauses given 663 % 1.96/2.14 clauses generated 6731 % 1.96/2.14 clauses kept 709 % 1.96/2.14 clauses forward subsumed 4208 % 1.96/2.14 clauses back subsumed 0 % 1.96/2.14 Kbytes malloced 4882 % 1.96/2.14 % 1.96/2.14 ----------- times (seconds) ----------- % 1.96/2.14 user CPU time 0.23 (0 hr, 0 min, 0 sec) % 1.96/2.14 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 1.96/2.14 wall-clock time 2 (0 hr, 0 min, 2 sec) % 1.96/2.14 % 1.96/2.14 Process 31508 finished Wed Jul 27 09:40:37 2022 % 1.96/2.14 Otter interrupted % 1.96/2.14 PROOF NOT FOUND %------------------------------------------------------------------------------