%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : CAT020-2 : TPTP v8.1.0. Released v2.5.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n022.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 12:47:51 EDT 2022 % Result : Unknown 11.93s 12.15s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.11/0.12 % Problem : CAT020-2 : TPTP v8.1.0. Released v2.5.0. % 0.11/0.13 % Command : otter-tptp-script %s % 0.14/0.33 % Computer : n022.cluster.edu % 0.14/0.33 % Model : x86_64 x86_64 % 0.14/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.14/0.33 % Memory : 8042.1875MB % 0.14/0.33 % OS : Linux 3.10.0-693.el7.x86_64 % 0.14/0.33 % CPULimit : 300 % 0.14/0.33 % WCLimit : 300 % 0.14/0.33 % DateTime : Wed Jul 27 02:00:20 EDT 2022 % 0.14/0.34 % CPUTime : % 11.93/12.15 ----- Otter 3.3f, August 2004 ----- % 11.93/12.15 The process was started by sandbox on n022.cluster.edu, % 11.93/12.15 Wed Jul 27 02:00:20 2022 % 11.93/12.15 The command was "./otter". The process ID is 16765. % 11.93/12.15 % 11.93/12.15 set(prolog_style_variables). % 11.93/12.15 set(auto). % 11.93/12.15 dependent: set(auto1). % 11.93/12.15 dependent: set(process_input). % 11.93/12.15 dependent: clear(print_kept). % 11.93/12.15 dependent: clear(print_new_demod). % 11.93/12.15 dependent: clear(print_back_demod). % 11.93/12.15 dependent: clear(print_back_sub). % 11.93/12.15 dependent: set(control_memory). % 11.93/12.15 dependent: assign(max_mem, 12000). % 11.93/12.15 dependent: assign(pick_given_ratio, 4). % 11.93/12.15 dependent: assign(stats_level, 1). % 11.93/12.15 dependent: assign(max_seconds, 10800). % 11.93/12.15 clear(print_given). % 11.93/12.15 % 11.93/12.15 list(usable). % 11.93/12.15 0 [] A=A. % 11.93/12.15 0 [] codomain(domain(X))=domain(X). % 11.93/12.15 0 [] domain(codomain(X))=codomain(X). % 11.93/12.15 0 [] compose(domain(X),X)=X. % 11.93/12.15 0 [] compose(X,codomain(X))=X. % 11.93/12.15 0 [] codomain(X)!=domain(Y)|domain(compose(X,Y))=domain(X). % 11.93/12.15 0 [] codomain(X)!=domain(Y)|codomain(compose(X,Y))=codomain(Y). % 11.93/12.15 0 [] codomain(X)!=domain(Y)|codomain(Y)!=domain(Z)|compose(X,compose(Y,Z))=compose(compose(X,Y),Z). % 11.93/12.15 end_of_list. % 11.93/12.15 % 11.93/12.15 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=3. % 11.93/12.15 % 11.93/12.15 This is a Horn set with equality. The strategy will be % 11.93/12.15 Knuth-Bendix and hyper_res, with positive clauses in % 11.93/12.15 sos and nonpositive clauses in usable. % 11.93/12.15 % 11.93/12.15 dependent: set(knuth_bendix). % 11.93/12.15 dependent: set(anl_eq). % 11.93/12.15 dependent: set(para_from). % 11.93/12.15 dependent: set(para_into). % 11.93/12.15 dependent: clear(para_from_right). % 11.93/12.15 dependent: clear(para_into_right). % 11.93/12.15 dependent: set(para_from_vars). % 11.93/12.15 dependent: set(eq_units_both_ways). % 11.93/12.15 dependent: set(dynamic_demod_all). % 11.93/12.15 dependent: set(dynamic_demod). % 11.93/12.15 dependent: set(order_eq). % 11.93/12.15 dependent: set(back_demod). % 11.93/12.15 dependent: set(lrpo). % 11.93/12.15 dependent: set(hyper_res). % 11.93/12.15 dependent: clear(order_hyper). % 11.93/12.15 % 11.93/12.15 ------------> process usable: % 11.93/12.15 ** KEPT (pick-wt=12): 1 [] codomain(A)!=domain(B)|domain(compose(A,B))=domain(A). % 11.93/12.15 ** KEPT (pick-wt=12): 2 [] codomain(A)!=domain(B)|codomain(compose(A,B))=codomain(B). % 11.93/12.15 ** KEPT (pick-wt=21): 4 [copy,3,flip.3] codomain(A)!=domain(B)|codomain(B)!=domain(C)|compose(compose(A,B),C)=compose(A,compose(B,C)). % 11.93/12.15 % 11.93/12.15 ------------> process sos: % 11.93/12.15 ** KEPT (pick-wt=3): 5 [] A=A. % 11.93/12.15 ** KEPT (pick-wt=6): 6 [] codomain(domain(A))=domain(A). % 11.93/12.15 ---> New Demodulator: 7 [new_demod,6] codomain(domain(A))=domain(A). % 11.93/12.15 ** KEPT (pick-wt=6): 8 [] domain(codomain(A))=codomain(A). % 11.93/12.15 ---> New Demodulator: 9 [new_demod,8] domain(codomain(A))=codomain(A). % 11.93/12.15 ** KEPT (pick-wt=6): 10 [] compose(domain(A),A)=A. % 11.93/12.15 ---> New Demodulator: 11 [new_demod,10] compose(domain(A),A)=A. % 11.93/12.15 ** KEPT (pick-wt=6): 12 [] compose(A,codomain(A))=A. % 11.93/12.15 ---> New Demodulator: 13 [new_demod,12] compose(A,codomain(A))=A. % 11.93/12.15 Following clause subsumed by 5 during input processing: 0 [copy,5,flip.1] A=A. % 11.93/12.15 >>>> Starting back demodulation with 7. % 11.93/12.15 >>>> Starting back demodulation with 9. % 11.93/12.15 >>>> Starting back demodulation with 11. % 11.93/12.15 >>>> Starting back demodulation with 13. % 11.93/12.15 % 11.93/12.15 ======= end of input processing ======= % 11.93/12.15 % 11.93/12.15 =========== start of search =========== % 11.93/12.15 % 11.93/12.15 % 11.93/12.15 Resetting weight limit to 21. % 11.93/12.15 % 11.93/12.15 % 11.93/12.15 Resetting weight limit to 21. % 11.93/12.15 % 11.93/12.15 sos_size=653 % 11.93/12.15 % 11.93/12.15 Search stopped because sos empty. % 11.93/12.15 % 11.93/12.15 % 11.93/12.15 Search stopped because sos empty. % 11.93/12.15 % 11.93/12.15 ============ end of search ============ % 11.93/12.15 % 11.93/12.15 -------------- statistics ------------- % 11.93/12.15 clauses given 751 % 11.93/12.15 clauses generated 1002843 % 11.93/12.15 clauses kept 770 % 11.93/12.15 clauses forward subsumed 4608 % 11.93/12.15 clauses back subsumed 16 % 11.93/12.15 Kbytes malloced 7812 % 11.93/12.15 % 11.93/12.15 ----------- times (seconds) ----------- % 11.93/12.15 user CPU time 10.23 (0 hr, 0 min, 10 sec) % 11.93/12.15 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 11.93/12.15 wall-clock time 12 (0 hr, 0 min, 12 sec) % 11.93/12.15 % 11.93/12.15 Process 16765 finished Wed Jul 27 02:00:32 2022 % 11.93/12.15 Otter interrupted % 11.93/12.15 PROOF NOT FOUND %------------------------------------------------------------------------------