%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWW437-1 : TPTP v8.1.0. Released v5.2.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n027.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 22.15s 22.34s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.08/0.11 % Problem : SWW437-1 : TPTP v8.1.0. Released v5.2.0. % 0.08/0.12 % Command : otter-tptp-script %s % 0.11/0.33 % Computer : n027.cluster.edu % 0.11/0.33 % Model : x86_64 x86_64 % 0.11/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.11/0.33 % Memory : 8042.1875MB % 0.11/0.33 % OS : Linux 3.10.0-693.el7.x86_64 % 0.11/0.33 % CPULimit : 300 % 0.11/0.33 % WCLimit : 300 % 0.11/0.33 % DateTime : Wed Jul 27 03:08:21 EDT 2022 % 0.11/0.33 % CPUTime : % 1.73/1.94 ----- Otter 3.3f, August 2004 ----- % 1.73/1.94 The process was started by sandbox on n027.cluster.edu, % 1.73/1.94 Wed Jul 27 03:08:21 2022 % 1.73/1.94 The command was "./otter". The process ID is 4198. % 1.73/1.94 % 1.73/1.94 set(prolog_style_variables). % 1.73/1.94 set(auto). % 1.73/1.94 dependent: set(auto1). % 1.73/1.94 dependent: set(process_input). % 1.73/1.94 dependent: clear(print_kept). % 1.73/1.94 dependent: clear(print_new_demod). % 1.73/1.94 dependent: clear(print_back_demod). % 1.73/1.94 dependent: clear(print_back_sub). % 1.73/1.94 dependent: set(control_memory). % 1.73/1.94 dependent: assign(max_mem, 12000). % 1.73/1.94 dependent: assign(pick_given_ratio, 4). % 1.73/1.94 dependent: assign(stats_level, 1). % 1.73/1.94 dependent: assign(max_seconds, 10800). % 1.73/1.94 clear(print_given). % 1.73/1.94 % 1.73/1.94 list(usable). % 1.73/1.94 0 [] A=A. % 1.73/1.94 0 [] sep(S,sep(T,Sigma))=sep(T,sep(S,Sigma)). % 1.73/1.94 0 [] sep(lseg(X,X),Sigma)=Sigma. % 1.73/1.94 0 [] -heap(sep(next(nil,Y),Sigma)). % 1.73/1.94 0 [] -heap(sep(lseg(nil,Y),Sigma))|Y=nil. % 1.73/1.94 0 [] -heap(sep(next(X,Y),sep(next(X,Z),Sigma))). % 1.73/1.94 0 [] -heap(sep(next(X,Y),sep(lseg(X,Z),Sigma)))|X=Z. % 1.73/1.94 0 [] -heap(sep(lseg(X,Y),sep(lseg(X,Z),Sigma)))|X=Y|X=Z. % 1.73/1.94 0 [] -heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))|X=Y|heap(sep(lseg(X,Z),Sigma)). % 1.73/1.94 0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))|heap(sep(lseg(X,nil),Sigma)). % 1.73/1.94 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))). % 1.73/1.94 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))). % 1.73/1.94 0 [] x6!=x7. % 1.73/1.94 0 [] x6!=x9. % 1.73/1.94 0 [] x11!=x16. % 1.73/1.94 0 [] x11!=x12. % 1.73/1.94 0 [] x3!=x6. % 1.73/1.94 0 [] x3!=x8. % 1.73/1.94 0 [] x3!=x11. % 1.73/1.94 0 [] x3!=x4. % 1.73/1.94 0 [] x7!=x8. % 1.73/1.94 0 [] x7!=x16. % 1.73/1.94 0 [] x7!=x15. % 1.73/1.94 0 [] x2!=x7. % 1.73/1.94 0 [] x8!=x9. % 1.73/1.94 0 [] x1!=x11. % 1.73/1.94 0 [] x1!=x13. % 1.73/1.94 0 [] x1!=x12. % 1.73/1.94 0 [] x1!=x2. % 1.73/1.94 0 [] x4!=x7. % 1.73/1.94 0 [] x4!=x9. % 1.73/1.94 0 [] x4!=x14. % 1.73/1.94 0 [] x10!=x16. % 1.73/1.94 0 [] x10!=x12. % 1.73/1.94 0 [] x10!=x14. % 1.73/1.94 0 [] x13!=x16. % 1.73/1.94 0 [] x13!=x14. % 1.73/1.94 0 [] x5!=x16. % 1.73/1.94 0 [] heap(sep(lseg(x5,x1),sep(lseg(x12,x8),sep(lseg(x2,x6),sep(lseg(x16,x7),sep(lseg(x16,x3),sep(lseg(x10,x15),sep(lseg(x10,x5),sep(lseg(x7,x1),sep(lseg(x3,x12),sep(lseg(x3,x16),sep(lseg(x11,x8),emp)))))))))))). % 1.73/1.94 0 [] x1=x1| -heap(emp). % 1.73/1.94 end_of_list. % 1.73/1.94 % 1.73/1.94 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3. % 1.73/1.94 % 1.73/1.94 This ia a non-Horn set with equality. The strategy will be % 1.73/1.94 Knuth-Bendix, ordered hyper_res, factoring, and unit % 1.73/1.94 deletion, with positive clauses in sos and nonpositive % 1.73/1.94 clauses in usable. % 1.73/1.94 % 1.73/1.94 dependent: set(knuth_bendix). % 1.73/1.94 dependent: set(anl_eq). % 1.73/1.94 dependent: set(para_from). % 1.73/1.94 dependent: set(para_into). % 1.73/1.94 dependent: clear(para_from_right). % 1.73/1.94 dependent: clear(para_into_right). % 1.73/1.94 dependent: set(para_from_vars). % 1.73/1.94 dependent: set(eq_units_both_ways). % 1.73/1.94 dependent: set(dynamic_demod_all). % 1.73/1.94 dependent: set(dynamic_demod). % 1.73/1.94 dependent: set(order_eq). % 1.73/1.94 dependent: set(back_demod). % 1.73/1.94 dependent: set(lrpo). % 1.73/1.94 dependent: set(hyper_res). % 1.73/1.94 dependent: set(unit_deletion). % 1.73/1.94 dependent: set(factor). % 1.73/1.94 % 1.73/1.94 ------------> process usable: % 1.73/1.94 ** KEPT (pick-wt=6): 1 [] -heap(sep(next(nil,A),B)). % 1.73/1.94 ** KEPT (pick-wt=9): 2 [] -heap(sep(lseg(nil,A),B))|A=nil. % 1.73/1.94 ** KEPT (pick-wt=10): 3 [] -heap(sep(next(A,B),sep(next(A,C),D))). % 1.73/1.94 ** KEPT (pick-wt=13): 4 [] -heap(sep(next(A,B),sep(lseg(A,C),D)))|A=C. % 1.73/1.94 ** KEPT (pick-wt=16): 5 [] -heap(sep(lseg(A,B),sep(lseg(A,C),D)))|A=B|A=C. % 1.73/1.94 ** KEPT (pick-wt=19): 6 [] -heap(sep(next(A,B),sep(lseg(B,C),D)))|A=B|heap(sep(lseg(A,C),D)). % 1.73/1.94 ** KEPT (pick-wt=16): 7 [] -heap(sep(lseg(A,B),sep(lseg(B,nil),C)))|heap(sep(lseg(A,nil),C)). % 1.73/1.94 ** 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))). % 1.73/1.94 ** 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))). % 1.73/1.94 ** KEPT (pick-wt=3): 11 [copy,10,flip.1] x7!=x6. % 1.73/1.94 ** KEPT (pick-wt=3): 13 [copy,12,flip.1] x9!=x6. % 1.73/1.94 ** KEPT (pick-wt=3): 15 [copy,14,flip.1] x16!=x11. % 1.73/1.94 ** KEPT (pick-wt=3): 17 [copy,16,flip.1] x12!=x11. % 1.73/1.94 ** KEPT (pick-wt=3): 19 [copy,18,flip.1] x6!=x3. % 1.73/1.94 ** KEPT (pick-wt=3): 21 [copy,20,flip.1] x8!=x3. % 1.73/1.94 ** KEPT (pick-wt=3): 22 [] x3!=x11. % 1.73/1.94 ** KEPT (pick-wt=3): 24 [copy,23,flip.1] x4!=x3. % 1.73/1.94 ** KEPT (pick-wt=3): 26 [copy,25,flip.1] x8!=x7. % 1.73/1.94 ** KEPT (pick-wt=3): 27 [] x7!=x16. % 1.73/1.94 ** KEPT (pick-wt=3): 28 [] x7!=x15. % 1.73/1.94 ** KEPT (pick-wt=3): 30 [copy,29,flip.1] x7!=x2. % 1.73/1.94 ** KEPT (pick-wt=3): 32 [copy,31,flip.1] x9!=x8. % 22.15/22.34 ** KEPT (pick-wt=3): 34 [copy,33,flip.1] x11!=x1. % 22.15/22.34 ** KEPT (pick-wt=3): 36 [copy,35,flip.1] x13!=x1. % 22.15/22.34 ** KEPT (pick-wt=3): 38 [copy,37,flip.1] x12!=x1. % 22.15/22.34 ** KEPT (pick-wt=3): 40 [copy,39,flip.1] x2!=x1. % 22.15/22.34 ** KEPT (pick-wt=3): 42 [copy,41,flip.1] x7!=x4. % 22.15/22.34 ** KEPT (pick-wt=3): 44 [copy,43,flip.1] x9!=x4. % 22.15/22.34 ** KEPT (pick-wt=3): 45 [] x4!=x14. % 22.15/22.34 ** KEPT (pick-wt=3): 47 [copy,46,flip.1] x16!=x10. % 22.15/22.34 ** KEPT (pick-wt=3): 49 [copy,48,flip.1] x12!=x10. % 22.15/22.34 ** KEPT (pick-wt=3): 51 [copy,50,flip.1] x14!=x10. % 22.15/22.34 ** KEPT (pick-wt=3): 53 [copy,52,flip.1] x16!=x13. % 22.15/22.34 ** KEPT (pick-wt=3): 55 [copy,54,flip.1] x14!=x13. % 22.15/22.34 ** KEPT (pick-wt=3): 56 [] x5!=x16. % 22.15/22.34 ** KEPT (pick-wt=5): 57 [] x1=x1| -heap(emp). % 22.15/22.34 % 22.15/22.34 ------------> process sos: % 22.15/22.34 ** KEPT (pick-wt=3): 59 [] A=A. % 22.15/22.34 ** KEPT (pick-wt=11): 60 [] sep(A,sep(B,C))=sep(B,sep(A,C)). % 22.15/22.34 ** KEPT (pick-wt=7): 61 [] sep(lseg(A,A),B)=B. % 22.15/22.34 ---> New Demodulator: 62 [new_demod,61] sep(lseg(A,A),B)=B. % 22.15/22.34 ** KEPT (pick-wt=46): 63 [] heap(sep(lseg(x5,x1),sep(lseg(x12,x8),sep(lseg(x2,x6),sep(lseg(x16,x7),sep(lseg(x16,x3),sep(lseg(x10,x15),sep(lseg(x10,x5),sep(lseg(x7,x1),sep(lseg(x3,x12),sep(lseg(x3,x16),sep(lseg(x11,x8),emp)))))))))))). % 22.15/22.34 Following clause subsumed by 59 during input processing: 0 [copy,59,flip.1] A=A. % 22.15/22.34 59 back subsumes 57. % 22.15/22.34 Following clause subsumed by 60 during input processing: 0 [copy,60,flip.1] sep(A,sep(B,C))=sep(B,sep(A,C)). % 22.15/22.34 >>>> Starting back demodulation with 62. % 22.15/22.34 % 22.15/22.34 ======= end of input processing ======= % 22.15/22.34 % 22.15/22.34 =========== start of search =========== % 22.15/22.34 % 22.15/22.34 % 22.15/22.34 Resetting weight limit to 15. % 22.15/22.34 % 22.15/22.34 % 22.15/22.34 Resetting weight limit to 15. % 22.15/22.34 % 22.15/22.34 sos_size=432 % 22.15/22.34 % 22.15/22.34 % 22.15/22.34 Resetting weight limit to 12. % 22.15/22.34 % 22.15/22.34 % 22.15/22.34 Resetting weight limit to 12. % 22.15/22.34 % 22.15/22.34 sos_size=485 % 22.15/22.34 % 22.15/22.34 Search stopped because sos empty. % 22.15/22.34 % 22.15/22.34 % 22.15/22.34 Search stopped because sos empty. % 22.15/22.34 % 22.15/22.34 ============ end of search ============ % 22.15/22.34 % 22.15/22.34 -------------- statistics ------------- % 22.15/22.34 clauses given 579 % 22.15/22.34 clauses generated 1112496 % 22.15/22.34 clauses kept 616 % 22.15/22.34 clauses forward subsumed 1119 % 22.15/22.34 clauses back subsumed 1 % 22.15/22.34 Kbytes malloced 10742 % 22.15/22.34 % 22.15/22.34 ----------- times (seconds) ----------- % 22.15/22.34 user CPU time 20.39 (0 hr, 0 min, 20 sec) % 22.15/22.34 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 22.15/22.34 wall-clock time 22 (0 hr, 0 min, 22 sec) % 22.15/22.34 % 22.15/22.34 Process 4198 finished Wed Jul 27 03:08:43 2022 % 22.15/22.34 Otter interrupted % 22.15/22.34 PROOF NOT FOUND %------------------------------------------------------------------------------