%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWW438-1 : TPTP v8.1.0. Released v5.2.0. % 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 13:22:33 EDT 2022 % Result : Unknown 26.42s 26.62s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.03/0.12 % Problem : SWW438-1 : TPTP v8.1.0. Released v5.2.0. % 0.03/0.13 % Command : otter-tptp-script %s % 0.12/0.34 % Computer : n013.cluster.edu % 0.12/0.34 % Model : x86_64 x86_64 % 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.12/0.34 % Memory : 8042.1875MB % 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.12/0.34 % CPULimit : 300 % 0.12/0.34 % WCLimit : 300 % 0.12/0.34 % DateTime : Wed Jul 27 03:00:45 EDT 2022 % 0.12/0.34 % CPUTime : % 2.04/2.21 ----- Otter 3.3f, August 2004 ----- % 2.04/2.21 The process was started by sandbox on n013.cluster.edu, % 2.04/2.21 Wed Jul 27 03:00:45 2022 % 2.04/2.21 The command was "./otter". The process ID is 24477. % 2.04/2.21 % 2.04/2.21 set(prolog_style_variables). % 2.04/2.21 set(auto). % 2.04/2.21 dependent: set(auto1). % 2.04/2.21 dependent: set(process_input). % 2.04/2.21 dependent: clear(print_kept). % 2.04/2.21 dependent: clear(print_new_demod). % 2.04/2.21 dependent: clear(print_back_demod). % 2.04/2.21 dependent: clear(print_back_sub). % 2.04/2.21 dependent: set(control_memory). % 2.04/2.21 dependent: assign(max_mem, 12000). % 2.04/2.21 dependent: assign(pick_given_ratio, 4). % 2.04/2.21 dependent: assign(stats_level, 1). % 2.04/2.21 dependent: assign(max_seconds, 10800). % 2.04/2.21 clear(print_given). % 2.04/2.21 % 2.04/2.21 list(usable). % 2.04/2.21 0 [] A=A. % 2.04/2.21 0 [] sep(S,sep(T,Sigma))=sep(T,sep(S,Sigma)). % 2.04/2.21 0 [] sep(lseg(X,X),Sigma)=Sigma. % 2.04/2.21 0 [] -heap(sep(next(nil,Y),Sigma)). % 2.04/2.21 0 [] -heap(sep(lseg(nil,Y),Sigma))|Y=nil. % 2.04/2.21 0 [] -heap(sep(next(X,Y),sep(next(X,Z),Sigma))). % 2.04/2.21 0 [] -heap(sep(next(X,Y),sep(lseg(X,Z),Sigma)))|X=Z. % 2.04/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(X,Z),Sigma)))|X=Y|X=Z. % 2.04/2.21 0 [] -heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))|X=Y|heap(sep(lseg(X,Z),Sigma)). % 2.04/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))|heap(sep(lseg(X,nil),Sigma)). % 2.04/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(next(Z,W),Sigma))))|heap(sep(lseg(X,Z),sep(next(Z,W),Sigma))). % 2.04/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(lseg(Z,W),Sigma))))|Z=W|heap(sep(lseg(X,Z),sep(lseg(Z,W),Sigma))). % 2.04/2.21 0 [] x6!=x11. % 2.04/2.21 0 [] x6!=x7. % 2.04/2.21 0 [] x3!=x10. % 2.04/2.21 0 [] x3!=x14. % 2.04/2.21 0 [] x7!=x15. % 2.04/2.21 0 [] x9!=x15. % 2.04/2.21 0 [] x9!=x14. % 2.04/2.21 0 [] x2!=x16. % 2.04/2.21 0 [] x2!=x5. % 2.04/2.21 0 [] x14!=x16. % 2.04/2.21 0 [] x10!=x11. % 2.04/2.21 0 [] x13!=x15. % 2.04/2.21 0 [] x5!=x9. % 2.04/2.21 0 [] x5!=x16. % 2.04/2.21 0 [] x5!=x15. % 2.04/2.21 0 [] heap(sep(lseg(x14,x12),sep(lseg(x2,x13),sep(lseg(x13,x6),sep(lseg(x13,x8),sep(lseg(x10,x2),sep(lseg(x10,x3),sep(lseg(x7,x2),sep(lseg(x7,x16),sep(lseg(x3,x14),sep(lseg(x11,x4),sep(lseg(x6,x14),sep(lseg(x6,x16),emp))))))))))))). % 2.04/2.21 0 [] x1=x1| -heap(emp). % 2.04/2.21 end_of_list. % 2.04/2.21 % 2.04/2.21 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3. % 2.04/2.21 % 2.04/2.21 This ia a non-Horn set with equality. The strategy will be % 2.04/2.21 Knuth-Bendix, ordered hyper_res, factoring, and unit % 2.04/2.21 deletion, with positive clauses in sos and nonpositive % 2.04/2.21 clauses in usable. % 2.04/2.21 % 2.04/2.21 dependent: set(knuth_bendix). % 2.04/2.21 dependent: set(anl_eq). % 2.04/2.21 dependent: set(para_from). % 2.04/2.21 dependent: set(para_into). % 2.04/2.21 dependent: clear(para_from_right). % 2.04/2.21 dependent: clear(para_into_right). % 2.04/2.21 dependent: set(para_from_vars). % 2.04/2.21 dependent: set(eq_units_both_ways). % 2.04/2.21 dependent: set(dynamic_demod_all). % 2.04/2.21 dependent: set(dynamic_demod). % 2.04/2.21 dependent: set(order_eq). % 2.04/2.21 dependent: set(back_demod). % 2.04/2.21 dependent: set(lrpo). % 2.04/2.21 dependent: set(hyper_res). % 2.04/2.21 dependent: set(unit_deletion). % 2.04/2.21 dependent: set(factor). % 2.04/2.21 % 2.04/2.21 ------------> process usable: % 2.04/2.21 ** KEPT (pick-wt=6): 1 [] -heap(sep(next(nil,A),B)). % 2.04/2.21 ** KEPT (pick-wt=9): 2 [] -heap(sep(lseg(nil,A),B))|A=nil. % 2.04/2.21 ** KEPT (pick-wt=10): 3 [] -heap(sep(next(A,B),sep(next(A,C),D))). % 2.04/2.21 ** KEPT (pick-wt=13): 4 [] -heap(sep(next(A,B),sep(lseg(A,C),D)))|A=C. % 2.04/2.21 ** KEPT (pick-wt=16): 5 [] -heap(sep(lseg(A,B),sep(lseg(A,C),D)))|A=B|A=C. % 2.04/2.21 ** KEPT (pick-wt=19): 6 [] -heap(sep(next(A,B),sep(lseg(B,C),D)))|A=B|heap(sep(lseg(A,C),D)). % 2.04/2.21 ** KEPT (pick-wt=16): 7 [] -heap(sep(lseg(A,B),sep(lseg(B,nil),C)))|heap(sep(lseg(A,nil),C)). % 2.04/2.21 ** KEPT (pick-wt=24): 8 [] -heap(sep(lseg(A,B),sep(lseg(B,C),sep(next(C,D),E))))|heap(sep(lseg(A,C),sep(next(C,D),E))). % 2.04/2.21 ** KEPT (pick-wt=27): 9 [] -heap(sep(lseg(A,B),sep(lseg(B,C),sep(lseg(C,D),E))))|C=D|heap(sep(lseg(A,C),sep(lseg(C,D),E))). % 2.04/2.21 ** KEPT (pick-wt=3): 10 [] x6!=x11. % 2.04/2.21 ** KEPT (pick-wt=3): 12 [copy,11,flip.1] x7!=x6. % 2.04/2.21 ** KEPT (pick-wt=3): 13 [] x3!=x10. % 2.04/2.21 ** KEPT (pick-wt=3): 14 [] x3!=x14. % 2.04/2.21 ** KEPT (pick-wt=3): 15 [] x7!=x15. % 2.04/2.21 ** KEPT (pick-wt=3): 16 [] x9!=x15. % 2.04/2.21 ** KEPT (pick-wt=3): 17 [] x9!=x14. % 2.04/2.21 ** KEPT (pick-wt=3): 18 [] x2!=x16. % 2.04/2.21 ** KEPT (pick-wt=3): 20 [copy,19,flip.1] x5!=x2. % 2.04/2.21 ** KEPT (pick-wt=3): 22 [copy,21,flip.1] x16!=x14. % 2.04/2.21 ** KEPT (pick-wt=3): 24 [copy,23,flip.1] x11!=x10. % 2.04/2.21 ** KEPT (pick-wt=3): 26 [copy,25,flip.1] x15!=x13. % 2.04/2.21 ** KEPT (pick-wt=3): 28 [copy,27,flip.1] x9!=x5. % 2.04/2.21 ** KEPT (pick-wt=3): 29 [] x5!=x16. % 2.04/2.21 ** KEPT (pick-wt=3): 30 [] x5!=x15. % 2.04/2.21 ** KEPT (pick-wt=5): 31 [] x1=x1| -heap(emp). % 2.04/2.21 % 2.04/2.21 ------------> process sos: % 2.04/2.21 ** KEPT (pick-wt=3): 33 [] A=A. % 26.42/26.62 ** KEPT (pick-wt=11): 34 [] sep(A,sep(B,C))=sep(B,sep(A,C)). % 26.42/26.62 ** KEPT (pick-wt=7): 35 [] sep(lseg(A,A),B)=B. % 26.42/26.62 ---> New Demodulator: 36 [new_demod,35] sep(lseg(A,A),B)=B. % 26.42/26.62 ** KEPT (pick-wt=50): 37 [] heap(sep(lseg(x14,x12),sep(lseg(x2,x13),sep(lseg(x13,x6),sep(lseg(x13,x8),sep(lseg(x10,x2),sep(lseg(x10,x3),sep(lseg(x7,x2),sep(lseg(x7,x16),sep(lseg(x3,x14),sep(lseg(x11,x4),sep(lseg(x6,x14),sep(lseg(x6,x16),emp))))))))))))). % 26.42/26.62 Following clause subsumed by 33 during input processing: 0 [copy,33,flip.1] A=A. % 26.42/26.62 33 back subsumes 31. % 26.42/26.62 Following clause subsumed by 34 during input processing: 0 [copy,34,flip.1] sep(A,sep(B,C))=sep(B,sep(A,C)). % 26.42/26.62 >>>> Starting back demodulation with 36. % 26.42/26.62 % 26.42/26.62 ======= end of input processing ======= % 26.42/26.62 % 26.42/26.62 =========== start of search =========== % 26.42/26.62 % 26.42/26.62 % 26.42/26.62 Resetting weight limit to 15. % 26.42/26.62 % 26.42/26.62 % 26.42/26.62 Resetting weight limit to 15. % 26.42/26.62 % 26.42/26.62 sos_size=462 % 26.42/26.62 % 26.42/26.62 % 26.42/26.62 Resetting weight limit to 12. % 26.42/26.62 % 26.42/26.62 % 26.42/26.62 Resetting weight limit to 12. % 26.42/26.62 % 26.42/26.62 sos_size=504 % 26.42/26.62 % 26.42/26.62 Search stopped because sos empty. % 26.42/26.62 % 26.42/26.62 % 26.42/26.62 Search stopped because sos empty. % 26.42/26.62 % 26.42/26.62 ============ end of search ============ % 26.42/26.62 % 26.42/26.62 -------------- statistics ------------- % 26.42/26.62 clauses given 576 % 26.42/26.62 clauses generated 1280872 % 26.42/26.62 clauses kept 602 % 26.42/26.62 clauses forward subsumed 899 % 26.42/26.62 clauses back subsumed 1 % 26.42/26.62 Kbytes malloced 10742 % 26.42/26.62 % 26.42/26.62 ----------- times (seconds) ----------- % 26.42/26.62 user CPU time 24.39 (0 hr, 0 min, 24 sec) % 26.42/26.62 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 26.42/26.62 wall-clock time 26 (0 hr, 0 min, 26 sec) % 26.42/26.62 % 26.42/26.62 Process 24477 finished Wed Jul 27 03:01:11 2022 % 26.42/26.62 Otter interrupted % 26.42/26.62 PROOF NOT FOUND %------------------------------------------------------------------------------