%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : CAT004-2 : TPTP v8.1.0. Released v1.0.0. % Transfm : none % Format : tptp:raw % Command : otter-tptp-script %s % Computer : n005.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 12:47:45 EDT 2022 % Result : Unknown 22.51s 22.73s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.10/0.12 % Problem : CAT004-2 : TPTP v8.1.0. Released v1.0.0. % 0.10/0.12 % Command : otter-tptp-script %s % 0.12/0.33 % Computer : n005.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 01:54:20 EDT 2022 % 0.12/0.33 % CPUTime : % 1.69/1.91 ----- Otter 3.3f, August 2004 ----- % 1.69/1.91 The process was started by sandbox2 on n005.cluster.edu, % 1.69/1.91 Wed Jul 27 01:54:20 2022 % 1.69/1.91 The command was "./otter". The process ID is 23944. % 1.69/1.91 % 1.69/1.91 set(prolog_style_variables). % 1.69/1.91 set(auto). % 1.69/1.91 dependent: set(auto1). % 1.69/1.91 dependent: set(process_input). % 1.69/1.91 dependent: clear(print_kept). % 1.69/1.91 dependent: clear(print_new_demod). % 1.69/1.91 dependent: clear(print_back_demod). % 1.69/1.91 dependent: clear(print_back_sub). % 1.69/1.91 dependent: set(control_memory). % 1.69/1.91 dependent: assign(max_mem, 12000). % 1.69/1.91 dependent: assign(pick_given_ratio, 4). % 1.69/1.91 dependent: assign(stats_level, 1). % 1.69/1.91 dependent: assign(max_seconds, 10800). % 1.69/1.91 clear(print_given). % 1.69/1.91 % 1.69/1.91 list(usable). % 1.69/1.91 0 [] A=A. % 1.69/1.91 0 [] codomain(domain(X))=domain(X). % 1.69/1.91 0 [] domain(codomain(X))=codomain(X). % 1.69/1.91 0 [] compose(domain(X),X)=X. % 1.69/1.91 0 [] compose(X,codomain(X))=X. % 1.69/1.91 0 [] codomain(X)!=domain(Y)|domain(compose(X,Y))=domain(X). % 1.69/1.91 0 [] codomain(X)!=domain(Y)|codomain(compose(X,Y))=codomain(Y). % 1.69/1.91 0 [] codomain(X)!=domain(Y)|codomain(Y)!=domain(Z)|compose(X,compose(Y,Z))=compose(compose(X,Y),Z). % 1.69/1.91 0 [] codomain(a)!=domain(X)|compose(a,X)!=Y|codomain(a)!=domain(Z)|compose(a,Z)!=Y|X=Z. % 1.69/1.91 0 [] codomain(b)!=domain(X)|compose(b,X)!=Y|codomain(b)!=domain(Z)|compose(b,Z)!=Y|X=Z. % 1.69/1.91 0 [] codomain(a)=domain(b). % 1.69/1.91 0 [] codomain(compose(a,b))=domain(h). % 1.69/1.91 0 [] codomain(compose(a,b))=domain(g). % 1.69/1.91 0 [] compose(compose(a,b),h)=compose(compose(a,b),g). % 1.69/1.91 0 [] h!=g. % 1.69/1.91 end_of_list. % 1.69/1.91 % 1.69/1.91 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=5. % 1.69/1.91 % 1.69/1.91 This is a Horn set with equality. The strategy will be % 1.69/1.91 Knuth-Bendix and hyper_res, with positive clauses in % 1.69/1.91 sos and nonpositive clauses in usable. % 1.69/1.91 % 1.69/1.91 dependent: set(knuth_bendix). % 1.69/1.91 dependent: set(anl_eq). % 1.69/1.91 dependent: set(para_from). % 1.69/1.91 dependent: set(para_into). % 1.69/1.91 dependent: clear(para_from_right). % 1.69/1.91 dependent: clear(para_into_right). % 1.69/1.91 dependent: set(para_from_vars). % 1.69/1.91 dependent: set(eq_units_both_ways). % 1.69/1.91 dependent: set(dynamic_demod_all). % 1.69/1.91 dependent: set(dynamic_demod). % 1.69/1.91 dependent: set(order_eq). % 1.69/1.91 dependent: set(back_demod). % 1.69/1.91 dependent: set(lrpo). % 1.69/1.91 dependent: set(hyper_res). % 1.69/1.91 dependent: clear(order_hyper). % 1.69/1.91 % 1.69/1.91 ------------> process usable: % 1.69/1.91 ** KEPT (pick-wt=12): 1 [] codomain(A)!=domain(B)|domain(compose(A,B))=domain(A). % 1.69/1.91 ** KEPT (pick-wt=12): 2 [] codomain(A)!=domain(B)|codomain(compose(A,B))=codomain(B). % 1.69/1.91 ** 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)). % 1.69/1.91 ** KEPT (pick-wt=23): 6 [copy,5,flip.1,flip.3] domain(A)!=codomain(a)|compose(a,A)!=B|domain(C)!=codomain(a)|compose(a,C)!=B|A=C. % 1.69/1.91 ** KEPT (pick-wt=23): 8 [copy,7,flip.1,flip.3] domain(A)!=codomain(b)|compose(b,A)!=B|domain(C)!=codomain(b)|compose(b,C)!=B|A=C. % 1.69/1.91 ** KEPT (pick-wt=3): 9 [] h!=g. % 1.69/1.91 % 1.69/1.91 ------------> process sos: % 1.69/1.91 ** KEPT (pick-wt=3): 10 [] A=A. % 1.69/1.91 ** KEPT (pick-wt=6): 11 [] codomain(domain(A))=domain(A). % 1.69/1.91 ---> New Demodulator: 12 [new_demod,11] codomain(domain(A))=domain(A). % 1.69/1.91 ** KEPT (pick-wt=6): 13 [] domain(codomain(A))=codomain(A). % 1.69/1.91 ---> New Demodulator: 14 [new_demod,13] domain(codomain(A))=codomain(A). % 1.69/1.91 ** KEPT (pick-wt=6): 15 [] compose(domain(A),A)=A. % 1.69/1.91 ---> New Demodulator: 16 [new_demod,15] compose(domain(A),A)=A. % 1.69/1.91 ** KEPT (pick-wt=6): 17 [] compose(A,codomain(A))=A. % 1.69/1.91 ---> New Demodulator: 18 [new_demod,17] compose(A,codomain(A))=A. % 1.69/1.91 ** KEPT (pick-wt=5): 20 [copy,19,flip.1] domain(b)=codomain(a). % 1.69/1.91 ---> New Demodulator: 21 [new_demod,20] domain(b)=codomain(a). % 1.69/1.91 ** KEPT (pick-wt=7): 23 [copy,22,flip.1] domain(h)=codomain(compose(a,b)). % 1.69/1.91 ---> New Demodulator: 24 [new_demod,23] domain(h)=codomain(compose(a,b)). % 1.69/1.91 ** KEPT (pick-wt=7): 26 [copy,25,flip.1] domain(g)=codomain(compose(a,b)). % 1.69/1.91 ---> New Demodulator: 27 [new_demod,26] domain(g)=codomain(compose(a,b)). % 1.69/1.91 ** KEPT (pick-wt=11): 28 [] compose(compose(a,b),h)=compose(compose(a,b),g). % 1.69/1.91 ---> New Demodulator: 29 [new_demod,28] compose(compose(a,b),h)=compose(compose(a,b),g). % 1.69/1.91 Following clause subsumed by 10 during input processing: 0 [copy,10,flip.1] A=A. % 1.69/1.91 >>>> Starting back demodulation with 12. % 1.69/1.91 >>>> Starting back demodulation with 14. % 1.69/1.91 >>>> Starting back demodulation with 16. % 1.69/1.91 >>>> Starting back demodulation with 18. % 22.51/22.73 >>>> Starting back demodulation with 21. % 22.51/22.73 >>>> Starting back demodulation with 24. % 22.51/22.73 >>>> Starting back demodulation with 27. % 22.51/22.73 >>>> Starting back demodulation with 29. % 22.51/22.73 % 22.51/22.73 ======= end of input processing ======= % 22.51/22.73 % 22.51/22.73 =========== start of search =========== % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 19. % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 19. % 22.51/22.73 % 22.51/22.73 sos_size=1059 % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 18. % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 18. % 22.51/22.73 % 22.51/22.73 sos_size=1070 % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 14. % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Resetting weight limit to 14. % 22.51/22.73 % 22.51/22.73 sos_size=831 % 22.51/22.73 % 22.51/22.73 Search stopped because sos empty. % 22.51/22.73 % 22.51/22.73 % 22.51/22.73 Search stopped because sos empty. % 22.51/22.73 % 22.51/22.73 ============ end of search ============ % 22.51/22.73 % 22.51/22.73 -------------- statistics ------------- % 22.51/22.73 clauses given 1346 % 22.51/22.73 clauses generated 2572277 % 22.51/22.73 clauses kept 1676 % 22.51/22.73 clauses forward subsumed 8691 % 22.51/22.73 clauses back subsumed 41 % 22.51/22.73 Kbytes malloced 7812 % 22.51/22.73 % 22.51/22.73 ----------- times (seconds) ----------- % 22.51/22.73 user CPU time 20.81 (0 hr, 0 min, 20 sec) % 22.51/22.73 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 22.51/22.73 wall-clock time 23 (0 hr, 0 min, 23 sec) % 22.51/22.73 % 22.51/22.73 Process 23944 finished Wed Jul 27 01:54:43 2022 % 22.51/22.73 Otter interrupted % 22.51/22.73 PROOF NOT FOUND %------------------------------------------------------------------------------