%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWW467-1 : TPTP v8.1.0. Released v5.2.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n011.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 13:22:35 EDT 2022 % Result : Unknown 9.17s 9.35s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.03/0.12 % Problem : SWW467-1 : TPTP v8.1.0. Released v5.2.0. % 0.03/0.13 % Command : otter-tptp-script %s % 0.12/0.33 % Computer : n011.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 02:47:40 EDT 2022 % 0.12/0.34 % CPUTime : % 2.02/2.21 ----- Otter 3.3f, August 2004 ----- % 2.02/2.21 The process was started by sandbox on n011.cluster.edu, % 2.02/2.21 Wed Jul 27 02:47:40 2022 % 2.02/2.21 The command was "./otter". The process ID is 23778. % 2.02/2.21 % 2.02/2.21 set(prolog_style_variables). % 2.02/2.21 set(auto). % 2.02/2.21 dependent: set(auto1). % 2.02/2.21 dependent: set(process_input). % 2.02/2.21 dependent: clear(print_kept). % 2.02/2.21 dependent: clear(print_new_demod). % 2.02/2.21 dependent: clear(print_back_demod). % 2.02/2.21 dependent: clear(print_back_sub). % 2.02/2.21 dependent: set(control_memory). % 2.02/2.21 dependent: assign(max_mem, 12000). % 2.02/2.21 dependent: assign(pick_given_ratio, 4). % 2.02/2.21 dependent: assign(stats_level, 1). % 2.02/2.21 dependent: assign(max_seconds, 10800). % 2.02/2.21 clear(print_given). % 2.02/2.21 % 2.02/2.21 list(usable). % 2.02/2.21 0 [] A=A. % 2.02/2.21 0 [] sep(S,sep(T,Sigma))=sep(T,sep(S,Sigma)). % 2.02/2.21 0 [] sep(lseg(X,X),Sigma)=Sigma. % 2.02/2.21 0 [] -heap(sep(next(nil,Y),Sigma)). % 2.02/2.21 0 [] -heap(sep(lseg(nil,Y),Sigma))|Y=nil. % 2.02/2.21 0 [] -heap(sep(next(X,Y),sep(next(X,Z),Sigma))). % 2.02/2.21 0 [] -heap(sep(next(X,Y),sep(lseg(X,Z),Sigma)))|X=Z. % 2.02/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(X,Z),Sigma)))|X=Y|X=Z. % 2.02/2.21 0 [] -heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))|X=Y|heap(sep(lseg(X,Z),Sigma)). % 2.02/2.21 0 [] -heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))|heap(sep(lseg(X,nil),Sigma)). % 2.02/2.21 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))). % 2.02/2.21 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))). % 2.02/2.21 0 [] heap(sep(next(x6,x12),sep(lseg(x15,x7),sep(lseg(x10,x1),sep(next(x14,x7),sep(next(x2,x1),sep(lseg(x12,x7),sep(next(x9,x19),sep(next(x13,x11),sep(next(x8,x17),sep(next(x16,x1),sep(next(x1,x18),sep(next(x4,x19),sep(next(x17,x11),sep(next(x3,x12),sep(next(x18,x4),sep(lseg(x20,x12),sep(next(x5,x17),sep(next(x11,x6),sep(next(x19,x1),sep(lseg(x7,x12),emp))))))))))))))))))))). % 2.02/2.21 0 [] -heap(sep(lseg(x15,x7),sep(lseg(x3,x12),sep(lseg(x8,x17),sep(lseg(x14,x7),sep(lseg(x5,x17),sep(lseg(x7,x12),sep(lseg(x10,x1),sep(lseg(x16,x1),sep(lseg(x20,x12),sep(lseg(x13,x11),sep(lseg(x17,x11),sep(lseg(x9,x1),sep(lseg(x11,x7),sep(lseg(x2,x19),emp))))))))))))))). % 2.02/2.21 end_of_list. % 2.02/2.21 % 2.02/2.21 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3. % 2.02/2.21 % 2.02/2.21 This ia a non-Horn set with equality. The strategy will be % 2.02/2.21 Knuth-Bendix, ordered hyper_res, factoring, and unit % 2.02/2.21 deletion, with positive clauses in sos and nonpositive % 2.02/2.21 clauses in usable. % 2.02/2.21 % 2.02/2.21 dependent: set(knuth_bendix). % 2.02/2.21 dependent: set(anl_eq). % 2.02/2.21 dependent: set(para_from). % 2.02/2.21 dependent: set(para_into). % 2.02/2.21 dependent: clear(para_from_right). % 2.02/2.21 dependent: clear(para_into_right). % 2.02/2.21 dependent: set(para_from_vars). % 2.02/2.21 dependent: set(eq_units_both_ways). % 2.02/2.21 dependent: set(dynamic_demod_all). % 2.02/2.21 dependent: set(dynamic_demod). % 2.02/2.21 dependent: set(order_eq). % 2.02/2.21 dependent: set(back_demod). % 2.02/2.21 dependent: set(lrpo). % 2.02/2.21 dependent: set(hyper_res). % 2.02/2.21 dependent: set(unit_deletion). % 2.02/2.21 dependent: set(factor). % 2.02/2.21 % 2.02/2.21 ------------> process usable: % 2.02/2.21 ** KEPT (pick-wt=6): 1 [] -heap(sep(next(nil,A),B)). % 2.02/2.21 ** KEPT (pick-wt=9): 2 [] -heap(sep(lseg(nil,A),B))|A=nil. % 2.02/2.21 ** KEPT (pick-wt=10): 3 [] -heap(sep(next(A,B),sep(next(A,C),D))). % 2.02/2.21 ** KEPT (pick-wt=13): 4 [] -heap(sep(next(A,B),sep(lseg(A,C),D)))|A=C. % 2.02/2.21 ** KEPT (pick-wt=16): 5 [] -heap(sep(lseg(A,B),sep(lseg(A,C),D)))|A=B|A=C. % 2.02/2.21 ** KEPT (pick-wt=19): 6 [] -heap(sep(next(A,B),sep(lseg(B,C),D)))|A=B|heap(sep(lseg(A,C),D)). % 2.02/2.21 ** KEPT (pick-wt=16): 7 [] -heap(sep(lseg(A,B),sep(lseg(B,nil),C)))|heap(sep(lseg(A,nil),C)). % 2.02/2.21 ** 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))). % 2.02/2.21 ** 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))). % 2.02/2.21 ** KEPT (pick-wt=58): 10 [] -heap(sep(lseg(x15,x7),sep(lseg(x3,x12),sep(lseg(x8,x17),sep(lseg(x14,x7),sep(lseg(x5,x17),sep(lseg(x7,x12),sep(lseg(x10,x1),sep(lseg(x16,x1),sep(lseg(x20,x12),sep(lseg(x13,x11),sep(lseg(x17,x11),sep(lseg(x9,x1),sep(lseg(x11,x7),sep(lseg(x2,x19),emp))))))))))))))). % 2.02/2.21 % 2.02/2.21 ------------> process sos: % 2.02/2.21 ** KEPT (pick-wt=3): 12 [] A=A. % 2.02/2.21 ** KEPT (pick-wt=11): 13 [] sep(A,sep(B,C))=sep(B,sep(A,C)). % 2.02/2.21 ** KEPT (pick-wt=7): 14 [] sep(lseg(A,A),B)=B. % 2.02/2.21 ---> New Demodulator: 15 [new_demod,14] sep(lseg(A,A),B)=B. % 2.02/2.21 ** KEPT (pick-wt=82): 16 [] heap(sep(next(x6,x12),sep(lseg(x15,x7),sep(lseg(x10,x1),sep(next(x14,x7),sep(next(x2,x1),sep(lseg(x12,x7),sep(next(x9,x19),sep(next(x13,x11),sep(next(x8,x17),sep(next(x16,x1),sep(next(x1,x18),sep(next(x4,x19),sep(next(x17,x11),sep(next(x3,x12),sep(next(x18,x4),sep(lseg(x20,x12),sep(next(x5,x17),sep(next(x11,x6),sep(next(x19,x1),sep(lseg(x7,x12),emp))))))))))))))))))))). % 9.17/9.35 Following clause subsumed by 12 during input processing: 0 [copy,12,flip.1] A=A. % 9.17/9.35 Following clause subsumed by 13 during input processing: 0 [copy,13,flip.1] sep(A,sep(B,C))=sep(B,sep(A,C)). % 9.17/9.35 >>>> Starting back demodulation with 15. % 9.17/9.35 % 9.17/9.35 ======= end of input processing ======= % 9.17/9.35 % 9.17/9.35 =========== start of search =========== % 9.17/9.35 % 9.17/9.35 % 9.17/9.35 Resetting weight limit to 19. % 9.17/9.35 % 9.17/9.35 % 9.17/9.35 Resetting weight limit to 19. % 9.17/9.35 % 9.17/9.35 sos_size=704 % 9.17/9.35 % 9.17/9.35 % 9.17/9.35 Resetting weight limit to 14. % 9.17/9.35 % 9.17/9.35 % 9.17/9.35 Resetting weight limit to 14. % 9.17/9.35 % 9.17/9.35 sos_size=849 % 9.17/9.35 % 9.17/9.35 Search stopped in tp_alloc by max_mem option. % 9.17/9.35 % 9.17/9.35 Search stopped in tp_alloc by max_mem option. % 9.17/9.35 % 9.17/9.35 ============ end of search ============ % 9.17/9.35 % 9.17/9.35 -------------- statistics ------------- % 9.17/9.35 clauses given 504 % 9.17/9.35 clauses generated 476121 % 9.17/9.35 clauses kept 1072 % 9.17/9.35 clauses forward subsumed 3918 % 9.17/9.35 clauses back subsumed 9 % 9.17/9.35 Kbytes malloced 11718 % 9.17/9.35 % 9.17/9.35 ----------- times (seconds) ----------- % 9.17/9.35 user CPU time 7.13 (0 hr, 0 min, 7 sec) % 9.17/9.35 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 9.17/9.35 wall-clock time 9 (0 hr, 0 min, 9 sec) % 9.17/9.35 % 9.17/9.35 Process 23778 finished Wed Jul 27 02:47:49 2022 % 9.17/9.35 Otter interrupted % 9.17/9.35 PROOF NOT FOUND %------------------------------------------------------------------------------