%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : NUM286-1 : TPTP v8.1.0. Bugfixed v4.0.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n020.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 13:07:58 EDT 2022 % Result : Unknown 3.54s 3.69s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.10/0.11 % Problem : NUM286-1 : TPTP v8.1.0. Bugfixed v4.0.0. % 0.10/0.12 % Command : otter-tptp-script %s % 0.12/0.33 % Computer : n020.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 09:57:53 EDT 2022 % 0.12/0.33 % CPUTime : % 3.54/3.69 ----- Otter 3.3f, August 2004 ----- % 3.54/3.69 The process was started by sandbox2 on n020.cluster.edu, % 3.54/3.69 Wed Jul 27 09:57:53 2022 % 3.54/3.69 The command was "./otter". The process ID is 27737. % 3.54/3.69 % 3.54/3.69 set(prolog_style_variables). % 3.54/3.69 set(auto). % 3.54/3.69 dependent: set(auto1). % 3.54/3.69 dependent: set(process_input). % 3.54/3.69 dependent: clear(print_kept). % 3.54/3.69 dependent: clear(print_new_demod). % 3.54/3.69 dependent: clear(print_back_demod). % 3.54/3.69 dependent: clear(print_back_sub). % 3.54/3.69 dependent: set(control_memory). % 3.54/3.69 dependent: assign(max_mem, 12000). % 3.54/3.69 dependent: assign(pick_given_ratio, 4). % 3.54/3.69 dependent: assign(stats_level, 1). % 3.54/3.69 dependent: assign(max_seconds, 10800). % 3.54/3.69 clear(print_given). % 3.54/3.69 % 3.54/3.69 list(usable). % 3.54/3.69 0 [] e_qualish(add(A,n0),A). % 3.54/3.69 0 [] e_qualish(add(A,successor(B)),successor(add(A,B))). % 3.54/3.69 0 [] e_qualish(multiply(A,n0),n0). % 3.54/3.69 0 [] e_qualish(multiply(A,successor(B)),add(multiply(A,B),A)). % 3.54/3.69 0 [] -e_qualish(successor(A),successor(B))|e_qualish(A,B). % 3.54/3.69 0 [] -e_qualish(A,B)|e_qualish(successor(A),successor(B)). % 3.54/3.69 end_of_list. % 3.54/3.69 % 3.54/3.69 SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=2. % 3.54/3.69 % 3.54/3.69 This is a Horn set without equality. The strategy will % 3.54/3.69 be hyperresolution, with satellites in sos and nuclei % 3.54/3.69 in usable. % 3.54/3.69 % 3.54/3.69 dependent: set(hyper_res). % 3.54/3.69 dependent: clear(order_hyper). % 3.54/3.69 % 3.54/3.69 ------------> process usable: % 3.54/3.69 ** KEPT (pick-wt=8): 1 [] -e_qualish(successor(A),successor(B))|e_qualish(A,B). % 3.54/3.69 ** KEPT (pick-wt=8): 2 [] -e_qualish(A,B)|e_qualish(successor(A),successor(B)). % 3.54/3.69 % 3.54/3.69 ------------> process sos: % 3.54/3.69 ** KEPT (pick-wt=5): 3 [] e_qualish(add(A,n0),A). % 3.54/3.69 ** KEPT (pick-wt=9): 4 [] e_qualish(add(A,successor(B)),successor(add(A,B))). % 3.54/3.69 ** KEPT (pick-wt=5): 5 [] e_qualish(multiply(A,n0),n0). % 3.54/3.69 ** KEPT (pick-wt=10): 6 [] e_qualish(multiply(A,successor(B)),add(multiply(A,B),A)). % 3.54/3.69 % 3.54/3.69 ======= end of input processing ======= % 3.54/3.69 % 3.54/3.69 =========== start of search =========== % 3.54/3.69 % 3.54/3.69 ------------- memory usage ------------ % 3.54/3.69 4 mallocs of 1000000 bytes each, 3906.2 K. % 3.54/3.69 type (bytes each) gets frees in use avail bytes % 3.54/3.69 sym_ent ( 300) 109 0 109 0 31.9 K % 3.54/3.69 term ( 20) 728740 724488 4252 0 83.0 K % 3.54/3.69 rel ( 20) 726251 720802 5449 0 106.4 K % 3.54/3.69 term_ptr ( 8) 3602 0 3602 0 28.1 K % 3.54/3.69 formula_ptr_2 ( 28) 0 0 0 0 0.0 K % 3.54/3.69 fpa_head ( 12) 304 0 304 0 3.6 K % 3.54/3.69 fnode (1608) 372 0 372 0 584.2 K % 3.54/3.69 fpa_tree ( 32) 20315 20308 7 7 0.4 K % 3.54/3.69 context ( 776) 8377 8374 3 1 3.0 K % 3.54/3.69 trail ( 12) 5353 5351 2 0 0.0 K % 3.54/3.69 imd_tree ( 20) 1 0 1 0 0.0 K % 3.54/3.69 imd_pos (2016) 0 0 0 0 0.0 K % 3.54/3.69 is_tree ( 12) 185403 0 185403 0 2172.7 K % 3.54/3.69 is_pos (1216) 13703 13703 0 5 5.9 K % 3.54/3.69 fsub_pos ( 8) 2390 2389 1 0 0.0 K % 3.54/3.69 literal ( 16) 4787 3575 1212 0 18.9 K % 3.54/3.69 clause ( 40) 2398 1191 1207 0 47.1 K % 3.54/3.69 list ( 264) 11 3 8 1 2.3 K % 3.54/3.69 clash_nd ( 44) 0 0 0 0 0.0 K % 3.54/3.69 clause_ptr ( 8) 1200 0 1200 0 9.4 K % 3.54/3.69 ilist ( 8) 7155 3570 3585 0 28.0 K % 3.54/3.69 ci_ptr ( 12) 0 0 0 0 0.0 K % 3.54/3.69 link_node ( 68) 0 0 0 0 0.0 K % 3.54/3.69 ans_lit_node( 12) 0 0 0 0 0.0 K % 3.54/3.69 formula_box( 148) 0 0 0 0 0.0 K % 3.54/3.69 formula( 20) 0 0 0 0 0.0 K % 3.54/3.69 formula_ptr( 8) 0 0 0 0 0.0 K % 3.54/3.69 cl_attribute( 16) 0 0 0 0 0.0 K % 3.54/3.69 glist ( 8) 0 0 0 0 0.0 K % 3.54/3.69 g2list ( 12) 0 0 0 0 0.0 K % 3.54/3.69 % 3.54/3.69 -------------- statistics ------------- % 3.54/3.69 clauses given 1195 % 3.54/3.69 clauses generated 2385 % 3.54/3.69 hyper_res generated 2385 % 3.54/3.69 demod & eval rewrites 0 % 3.54/3.69 clauses wt,lit,sk delete 0 % 3.54/3.69 tautologies deleted 0 % 3.54/3.69 clauses forward subsumed 1190 % 3.54/3.69 (subsumed by sos) 0 % 3.54/3.69 unit deletions 0 % 3.54/3.69 factor simplifications 0 % 3.54/3.69 clauses kept 1200 % 3.54/3.69 new demodulators 0 % 3.54/3.69 empty clauses 0 % 3.54/3.69 clauses back demodulated 0 % 3.54/3.69 clauses back subsumed 0 % 3.54/3.69 usable size 1197 % 3.54/3.69 sos size 3 % 3.54/3.69 demodulators size 0 % 3.54/3.69 passive size 0 % 3.54/3.69 hot size 0 % 3.54/3.69 Kbytes malloced 3906 % 3.54/3.69 % 3.54/3.69 ----------- times (seconds) ----------- % 3.54/3.69 user CPU time 1.60 (0 hr, 0 min, 1 sec) % 3.54/3.69 system CPU time 0.00 (0 hr, 0 min, 0 sec) % 3.54/3.69 wall-clock time 4 (0 hr, 0 min, 4 sec) % 3.54/3.69 % 3.54/3.69 Forward subsumption counts, subsumer:number_subsumed. % 3.54/3.69 1:0 2:0 3:1 4:1 5:1 6:1 7:1 8:1 9:1 10:1 % 3.54/3.69 11:1 12:1 13:1 14:1 15:1 16:1 17:1 18:1 19:1 20:1 % 3.54/3.69 21:1 22:1 23:1 24:1 25:1 26:1 27:1 28:1 29:1 30:1 % 3.54/3.69 31:1 32:1 33:1 34:1 35:1 36:1 37:1 38:1 39:1 40:1 % 3.54/3.69 41:1 42:1 43:1 44:1 45:1 46:1 47:1 48:1 49:1 50:1 % 3.54/3.69 51:1 52:1 53:1 54:1 55:1 56:1 57:1 58:1 59:1 60:1 % 3.54/3.69 61:1 62:1 63:1 64:1 65:1 66:1 67:1 68:1 69:1 70:1 % 3.54/3.69 71:1 72:1 73:1 74:1 75:1 76:1 77:1 78:1 79:1 80:1 % 3.54/3.69 81:1 82:1 % 3.54/3.69 ********** ABNORMAL END ********** % 3.54/3.69 % 3.54/3.69 ********** is_retrieve, increase MAX_FS_TERM_DEPTH. % 3.54/3.69 83:1 84:1 85:1 86:1 87:1 88:1 89:1 90:1 % 3.54/3.69 91:1 92:1 93:1 94:1 95:1 96:1 97:1 98:1 99:1 % 3.54/3.69 All others: 1093. % 3.54/3.69 % 3.54/3.69 ********** ABNORMAL END ********** % 3.54/3.69 % 3.54/3.69 ********** is_retrieve, increase MAX_FS_TERM_DEPTH. % 3.54/3.69 Otter interrupted % 3.54/3.69 PROOF NOT FOUND %------------------------------------------------------------------------------