%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : NUM287-1 : TPTP v8.1.0. Bugfixed v4.0.0. % 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 13:07:59 EDT 2022 % Result : Unknown 2.67s 2.91s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.12 % Problem : NUM287-1 : TPTP v8.1.0. Bugfixed v4.0.0. % 0.12/0.13 % Command : otter-tptp-script %s % 0.12/0.34 % Computer : n011.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 09:38:25 EDT 2022 % 0.12/0.34 % CPUTime : % 2.67/2.91 ----- Otter 3.3f, August 2004 ----- % 2.67/2.91 The process was started by sandbox2 on n011.cluster.edu, % 2.67/2.91 Wed Jul 27 09:38:26 2022 % 2.67/2.91 The command was "./otter". The process ID is 2221. % 2.67/2.91 % 2.67/2.91 set(prolog_style_variables). % 2.67/2.91 set(auto). % 2.67/2.91 dependent: set(auto1). % 2.67/2.91 dependent: set(process_input). % 2.67/2.91 dependent: clear(print_kept). % 2.67/2.91 dependent: clear(print_new_demod). % 2.67/2.91 dependent: clear(print_back_demod). % 2.67/2.91 dependent: clear(print_back_sub). % 2.67/2.91 dependent: set(control_memory). % 2.67/2.91 dependent: assign(max_mem, 12000). % 2.67/2.91 dependent: assign(pick_given_ratio, 4). % 2.67/2.91 dependent: assign(stats_level, 1). % 2.67/2.91 dependent: assign(max_seconds, 10800). % 2.67/2.91 clear(print_given). % 2.67/2.91 % 2.67/2.91 list(usable). % 2.67/2.91 0 [] e_qualish(add(A,n0),A). % 2.67/2.91 0 [] e_qualish(add(A,successor(B)),successor(add(A,B))). % 2.67/2.91 0 [] e_qualish(multiply(A,n0),n0). % 2.67/2.91 0 [] e_qualish(multiply(A,successor(B)),add(multiply(A,B),A)). % 2.67/2.91 0 [] -e_qualish(successor(A),successor(B))|e_qualish(A,B). % 2.67/2.91 0 [] -e_qualish(A,B)|e_qualish(successor(A),successor(B)). % 2.67/2.91 0 [] -less(A,B)| -less(C,A)|less(C,B). % 2.67/2.91 0 [] -e_qualish(add(successor(A),B),C)|less(B,C). % 2.67/2.91 0 [] -less(A,B)|e_qualish(add(successor(predecessor_of_1st_minus_2nd(B,A)),A),B). % 2.67/2.91 end_of_list. % 2.67/2.91 % 2.67/2.91 SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3. % 2.67/2.91 % 2.67/2.91 This is a Horn set without equality. The strategy will % 2.67/2.91 be hyperresolution, with satellites in sos and nuclei % 2.67/2.91 in usable. % 2.67/2.91 % 2.67/2.91 dependent: set(hyper_res). % 2.67/2.91 dependent: clear(order_hyper). % 2.67/2.91 % 2.67/2.91 ------------> process usable: % 2.67/2.91 ** KEPT (pick-wt=8): 1 [] -e_qualish(successor(A),successor(B))|e_qualish(A,B). % 2.67/2.91 ** KEPT (pick-wt=8): 2 [] -e_qualish(A,B)|e_qualish(successor(A),successor(B)). % 2.67/2.91 ** KEPT (pick-wt=9): 3 [] -less(A,B)| -less(C,A)|less(C,B). % 2.67/2.91 ** KEPT (pick-wt=9): 4 [] -e_qualish(add(successor(A),B),C)|less(B,C). % 2.67/2.91 ** KEPT (pick-wt=11): 5 [] -less(A,B)|e_qualish(add(successor(predecessor_of_1st_minus_2nd(B,A)),A),B). % 2.67/2.91 % 2.67/2.91 ------------> process sos: % 2.67/2.91 ** KEPT (pick-wt=5): 6 [] e_qualish(add(A,n0),A). % 2.67/2.91 ** KEPT (pick-wt=9): 7 [] e_qualish(add(A,successor(B)),successor(add(A,B))). % 2.67/2.91 ** KEPT (pick-wt=5): 8 [] e_qualish(multiply(A,n0),n0). % 2.67/2.91 ** KEPT (pick-wt=10): 9 [] e_qualish(multiply(A,successor(B)),add(multiply(A,B),A)). % 2.67/2.91 % 2.67/2.91 ======= end of input processing ======= % 2.67/2.91 % 2.67/2.91 =========== start of search =========== % 2.67/2.91 % 2.67/2.91 % 2.67/2.91 Resetting weight limit to 178. % 2.67/2.91 % 2.67/2.91 % 2.67/2.91 Resetting weight limit to 178. % 2.67/2.91 % 2.67/2.91 sos_size=67 % 2.67/2.91 % 2.67/2.91 Search stopped because sos empty. % 2.67/2.91 % 2.67/2.91 % 2.67/2.91 Search stopped because sos empty. % 2.67/2.91 % 2.67/2.91 ============ end of search ============ % 2.67/2.91 % 2.67/2.91 -------------- statistics ------------- % 2.67/2.91 clauses given 1890 % 2.67/2.91 clauses generated 7809 % 2.67/2.91 clauses kept 1895 % 2.67/2.91 clauses forward subsumed 3769 % 2.67/2.91 clauses back subsumed 0 % 2.67/2.91 Kbytes malloced 4882 % 2.67/2.91 % 2.67/2.91 ----------- times (seconds) ----------- % 2.67/2.91 user CPU time 0.76 (0 hr, 0 min, 0 sec) % 2.67/2.91 system CPU time 0.00 (0 hr, 0 min, 0 sec) % 2.67/2.91 wall-clock time 2 (0 hr, 0 min, 2 sec) % 2.67/2.91 % 2.67/2.91 Process 2221 finished Wed Jul 27 09:38:28 2022 % 2.67/2.91 Otter interrupted % 2.67/2.91 PROOF NOT FOUND %------------------------------------------------------------------------------