%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : MSC009-1 : TPTP v8.1.0. Released v1.2.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n003.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 13:06:18 EDT 2022 % Result : Unknown 1.70s 1.91s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.11/0.12 % Problem : MSC009-1 : TPTP v8.1.0. Released v1.2.0. % 0.11/0.12 % Command : otter-tptp-script %s % 0.12/0.33 % Computer : n003.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 08:59:26 EDT 2022 % 0.12/0.33 % CPUTime : % 1.70/1.91 ----- Otter 3.3f, August 2004 ----- % 1.70/1.91 The process was started by sandbox on n003.cluster.edu, % 1.70/1.91 Wed Jul 27 08:59:26 2022 % 1.70/1.91 The command was "./otter". The process ID is 482. % 1.70/1.91 % 1.70/1.91 set(prolog_style_variables). % 1.70/1.91 set(auto). % 1.70/1.91 dependent: set(auto1). % 1.70/1.91 dependent: set(process_input). % 1.70/1.91 dependent: clear(print_kept). % 1.70/1.91 dependent: clear(print_new_demod). % 1.70/1.91 dependent: clear(print_back_demod). % 1.70/1.91 dependent: clear(print_back_sub). % 1.70/1.91 dependent: set(control_memory). % 1.70/1.91 dependent: assign(max_mem, 12000). % 1.70/1.91 dependent: assign(pick_given_ratio, 4). % 1.70/1.91 dependent: assign(stats_level, 1). % 1.70/1.91 dependent: assign(max_seconds, 10800). % 1.70/1.91 clear(print_given). % 1.70/1.91 % 1.70/1.91 list(usable). % 1.70/1.91 0 [] -female(X)| -male(X). % 1.70/1.91 0 [] male(X)|female(X). % 1.70/1.91 0 [] -person(X)|sex(X,sex_of1(X)). % 1.70/1.91 0 [] -person(X)|male(sex_of1(X))|female(sex_of1(X)). % 1.70/1.91 0 [] -sex(X,Y)| -male(Y)|person(X). % 1.70/1.91 0 [] -sex(X,Y)| -female(Y)|person(X). % 1.70/1.91 0 [] -parent(X)|person(X). % 1.70/1.91 0 [] -parent(X)|child(X,child_of1(X)). % 1.70/1.91 0 [] -parent(X)|person(child_of1(X)). % 1.70/1.91 0 [] -person(X)| -child(X,Y)| -person(Y)|parent(X). % 1.70/1.91 0 [] -mother(X)|parent(X). % 1.70/1.91 0 [] -mother(X)|sex(X,sex_of2(X)). % 1.70/1.91 0 [] -mother(X)|female(sex_of2(X)). % 1.70/1.91 0 [] -parent(X)| -sex(X,Y)| -female(Y)|mother(X). % 1.70/1.91 0 [] -father(X)|parent(X). % 1.70/1.91 0 [] -father(X)| -mother(X). % 1.70/1.91 0 [] -parent(X)|mother(X)|father(X). % 1.70/1.91 0 [] -grandparent(X)|parent(X). % 1.70/1.91 0 [] -grandparent(X)|child(X,child_of2(X)). % 1.70/1.91 0 [] -grandparent(X)|parent(child_of2(X)). % 1.70/1.91 0 [] -parent(X)| -child(X,Y)| -parent(Y)|grandparent(X). % 1.70/1.91 0 [] -parent_with_sons_only(X)|parent(X). % 1.70/1.91 0 [] -parent_with_sons_only(X)| -child(X,Y)|child_with_parent(Y). % 1.70/1.91 0 [] -parent(X)|child(X,female_child_of(X))|parent_with_sons_only(X). % 1.70/1.91 0 [] -parent(X)| -child_with_parent(female_child_of(X))|parent_with_sons_only(X). % 1.70/1.91 0 [] -child_with_parent(Y)|sex(Y,sex_of3(Y)). % 1.70/1.91 0 [] -child_with_parent(Y)|male(sex_of3(Y)). % 1.70/1.91 0 [] -sex(Y,Z)| -male(Z)|child_with_parent(Y). % 1.70/1.91 end_of_list. % 1.70/1.91 % 1.70/1.91 SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=4. % 1.70/1.91 % 1.70/1.91 This is a non-Horn set without equality. The strategy will % 1.70/1.91 be ordered hyper_res, unit deletion, and factoring, with % 1.70/1.91 satellites in sos and with nuclei in usable. % 1.70/1.91 % 1.70/1.91 dependent: set(hyper_res). % 1.70/1.91 dependent: set(factor). % 1.70/1.91 dependent: set(unit_deletion). % 1.70/1.91 % 1.70/1.91 ------------> process usable: % 1.70/1.91 ** KEPT (pick-wt=4): 1 [] -female(A)| -male(A). % 1.70/1.91 ** KEPT (pick-wt=6): 2 [] -person(A)|sex(A,sex_of1(A)). % 1.70/1.91 ** KEPT (pick-wt=8): 3 [] -person(A)|male(sex_of1(A))|female(sex_of1(A)). % 1.70/1.91 ** KEPT (pick-wt=7): 4 [] -sex(A,B)| -male(B)|person(A). % 1.70/1.91 ** KEPT (pick-wt=7): 5 [] -sex(A,B)| -female(B)|person(A). % 1.70/1.91 ** KEPT (pick-wt=4): 6 [] -parent(A)|person(A). % 1.70/1.91 ** KEPT (pick-wt=6): 7 [] -parent(A)|child(A,child_of1(A)). % 1.70/1.91 ** KEPT (pick-wt=5): 8 [] -parent(A)|person(child_of1(A)). % 1.70/1.91 ** KEPT (pick-wt=9): 9 [] -person(A)| -child(A,B)| -person(B)|parent(A). % 1.70/1.91 ** KEPT (pick-wt=4): 10 [] -mother(A)|parent(A). % 1.70/1.91 ** KEPT (pick-wt=6): 11 [] -mother(A)|sex(A,sex_of2(A)). % 1.70/1.91 ** KEPT (pick-wt=5): 12 [] -mother(A)|female(sex_of2(A)). % 1.70/1.91 ** KEPT (pick-wt=9): 13 [] -parent(A)| -sex(A,B)| -female(B)|mother(A). % 1.70/1.91 ** KEPT (pick-wt=4): 14 [] -father(A)|parent(A). % 1.70/1.91 ** KEPT (pick-wt=4): 15 [] -father(A)| -mother(A). % 1.70/1.91 ** KEPT (pick-wt=6): 16 [] -parent(A)|mother(A)|father(A). % 1.70/1.91 ** KEPT (pick-wt=4): 17 [] -grandparent(A)|parent(A). % 1.70/1.91 ** KEPT (pick-wt=6): 18 [] -grandparent(A)|child(A,child_of2(A)). % 1.70/1.91 ** KEPT (pick-wt=5): 19 [] -grandparent(A)|parent(child_of2(A)). % 1.70/1.91 ** KEPT (pick-wt=9): 20 [] -parent(A)| -child(A,B)| -parent(B)|grandparent(A). % 1.70/1.91 ** KEPT (pick-wt=4): 21 [] -parent_with_sons_only(A)|parent(A). % 1.70/1.91 ** KEPT (pick-wt=7): 22 [] -parent_with_sons_only(A)| -child(A,B)|child_with_parent(B). % 1.70/1.91 ** KEPT (pick-wt=8): 23 [] -parent(A)|child(A,female_child_of(A))|parent_with_sons_only(A). % 1.70/1.91 ** KEPT (pick-wt=7): 24 [] -parent(A)| -child_with_parent(female_child_of(A))|parent_with_sons_only(A). % 1.70/1.91 ** KEPT (pick-wt=6): 25 [] -child_with_parent(A)|sex(A,sex_of3(A)). % 1.70/1.91 ** KEPT (pick-wt=5): 26 [] -child_with_parent(A)|male(sex_of3(A)). % 1.70/1.91 ** KEPT (pick-wt=7): 27 [] -sex(A,B)| -male(B)|child_with_parent(A). % 1.70/1.91 % 1.70/1.91 ------------> process sos: % 1.70/1.91 ** KEPT (pick-wt=4): 30 [] male(A)|female(A). % 1.70/1.91 30 back subsumes 3. % 1.70/1.91 % 1.70/1.91 ======= end of input processing ======= % 1.70/1.91 % 1.70/1.91 =========== start of search =========== % 1.70/1.91 % 1.70/1.91 Search stopped because sos empty. % 1.70/1.91 % 1.70/1.91 % 1.70/1.91 Search stopped because sos empty. % 1.70/1.91 % 1.70/1.91 ============ end of search ============ % 1.70/1.91 % 1.70/1.91 -------------- statistics ------------- % 1.70/1.91 clauses given 1 % 1.70/1.91 clauses generated 2 % 1.70/1.91 clauses kept 30 % 1.70/1.91 clauses forward subsumed 0 % 1.70/1.91 clauses back subsumed 1 % 1.70/1.91 Kbytes malloced 976 % 1.70/1.91 % 1.70/1.91 ----------- times (seconds) ----------- % 1.70/1.91 user CPU time 0.00 (0 hr, 0 min, 0 sec) % 1.70/1.91 system CPU time 0.00 (0 hr, 0 min, 0 sec) % 1.70/1.91 wall-clock time 2 (0 hr, 0 min, 2 sec) % 1.70/1.91 % 1.70/1.91 Process 482 finished Wed Jul 27 08:59:28 2022 % 1.70/1.91 Otter interrupted % 1.70/1.91 PROOF NOT FOUND %------------------------------------------------------------------------------