%------------------------------------------------------------------------------ % File : Otter---3.3 % Problem : SWV234-10 : TPTP v8.1.0. Released v7.5.0. % 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 13:20:15 EDT 2022 % Result : Unknown 4.25s 4.40s % Output : None % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----No solution output by system %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.07/0.12 % Problem : SWV234-10 : TPTP v8.1.0. Released v7.5.0. % 0.07/0.13 % Command : otter-tptp-script %s % 0.13/0.34 % Computer : n020.cluster.edu % 0.13/0.34 % Model : x86_64 x86_64 % 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.13/0.34 % Memory : 8042.1875MB % 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.13/0.34 % CPULimit : 300 % 0.13/0.34 % WCLimit : 300 % 0.13/0.34 % DateTime : Wed Jul 27 05:59:38 EDT 2022 % 0.13/0.34 % CPUTime : % 2.05/2.22 ----- Otter 3.3f, August 2004 ----- % 2.05/2.22 The process was started by sandbox on n020.cluster.edu, % 2.05/2.22 Wed Jul 27 05:59:38 2022 % 2.05/2.22 The command was "./otter". The process ID is 23397. % 2.05/2.22 % 2.05/2.22 set(prolog_style_variables). % 2.05/2.22 set(auto). % 2.05/2.22 dependent: set(auto1). % 2.05/2.22 dependent: set(process_input). % 2.05/2.22 dependent: clear(print_kept). % 2.05/2.22 dependent: clear(print_new_demod). % 2.05/2.22 dependent: clear(print_back_demod). % 2.05/2.22 dependent: clear(print_back_sub). % 2.05/2.22 dependent: set(control_memory). % 2.05/2.22 dependent: assign(max_mem, 12000). % 2.05/2.22 dependent: assign(pick_given_ratio, 4). % 2.05/2.22 dependent: assign(stats_level, 1). % 2.05/2.22 dependent: assign(max_seconds, 10800). % 2.05/2.22 clear(print_given). % 2.05/2.22 % 2.05/2.22 list(usable). % 2.05/2.22 0 [] A=A. % 2.05/2.22 0 [] ife_q(A,A,B,C)=B. % 2.05/2.22 0 [] xor(X1,X2)=xor(X2,X1). % 2.05/2.22 0 [] xor(X1,xor(X2,X3))=xor(xor(X1,X2),X3). % 2.05/2.22 0 [] decrypt(X1,crypt(X1,X2))=X2. % 2.05/2.22 0 [] xor(X1,id)=X1. % 2.05/2.22 0 [] xor(X1,X1)=id. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,imp),Xkek2)),true,ife_q(p(crypt(xor(Xkek1,Xtype1),Xk1)),true,ife_q(p(Xtype2),true,p(crypt(xor(km,Xtype2),decrypt(xor(Xkek2,Xtype2),crypt(xor(Xkek1,Xtype1),Xk1)))),true),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,exp),Xkek1)),true,ife_q(p(crypt(xor(km,Xtype),Xk1)),true,ife_q(p(Xtype),true,p(crypt(xor(Xkek1,Xtype),Xk1)),true),true),true)=true. % 2.05/2.22 0 [] ife_q(p(Xtype),true,ife_q(p(Xk),true,p(crypt(xor(km,xor(kp,Xtype)),Xk)),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,xor(kp,Xtype)),Xk2)),true,ife_q(p(Xtype),true,ife_q(p(Xk1),true,p(crypt(xor(km,xor(Xtype,kp)),xor(Xk1,Xk2))),true),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,xor(Xtype,kp)),Xk2)),true,ife_q(p(Xtype),true,ife_q(p(Xk1),true,p(crypt(xor(km,Xtype),xor(Xk2,Xk1))),true),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,data),Xk1)),true,ife_q(p(X1),true,p(crypt(Xk1,X1)),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,data),Xk1)),true,ife_q(p(X1),true,p(decrypt(Xk1,X1)),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(xor(km,exp),Xkek2)),true,ife_q(p(crypt(xor(km,imp),Xkek1)),true,ife_q(p(crypt(Xk,Xk1)),true,ife_q(p(Xtype2),true,p(crypt(xor(Xkek2,Xtype),decrypt(xor(Xtype2,Xkek1),crypt(Xk,Xk1)))),true),true),true),true)=true. % 2.05/2.22 0 [] ife_q(p(X2),true,ife_q(p(X1),true,p(xor(X1,X2)),true),true)=true. % 2.05/2.22 0 [] ife_q(p(crypt(X1,X2)),true,ife_q(p(X1),true,p(X2),true),true)=true. % 2.05/2.22 0 [] ife_q(p(X2),true,ife_q(p(X1),true,p(crypt(X1,X2)),true),true)=true. % 2.05/2.22 0 [] p(kp)=true. % 2.05/2.22 0 [] p(imp)=true. % 2.05/2.22 0 [] p(data)=true. % 2.05/2.22 0 [] p(id)=true. % 2.05/2.22 0 [] p(pin)=true. % 2.05/2.22 0 [] p(crypt(xor(kek,pin),pp))=true. % 2.05/2.22 0 [] p(a)=true. % 2.05/2.22 0 [] p(k3)=true. % 2.05/2.22 0 [] p(crypt(xor(km,xor(kp,imp)),xor(kek,k3)))=true. % 2.05/2.22 0 [] p(crypt(pp,a))!=true. % 2.05/2.22 end_of_list. % 2.05/2.22 % 2.05/2.22 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1. % 2.05/2.22 % 2.05/2.22 All clauses are units, and equality is present; the % 2.05/2.22 strategy will be Knuth-Bendix with positive clauses in sos. % 2.05/2.22 % 2.05/2.22 dependent: set(knuth_bendix). % 2.05/2.22 dependent: set(anl_eq). % 2.05/2.22 dependent: set(para_from). % 2.05/2.22 dependent: set(para_into). % 2.05/2.22 dependent: clear(para_from_right). % 2.05/2.22 dependent: clear(para_into_right). % 2.05/2.22 dependent: set(para_from_vars). % 2.05/2.22 dependent: set(eq_units_both_ways). % 2.05/2.22 dependent: set(dynamic_demod_all). % 2.05/2.22 dependent: set(dynamic_demod). % 2.05/2.22 dependent: set(order_eq). % 2.05/2.22 dependent: set(back_demod). % 2.05/2.22 dependent: set(lrpo). % 2.05/2.22 % 2.05/2.22 ------------> process usable: % 2.05/2.22 ** KEPT (pick-wt=6): 1 [] p(crypt(pp,a))!=true. % 2.05/2.22 % 2.05/2.22 ------------> process sos: % 2.05/2.22 ** KEPT (pick-wt=3): 2 [] A=A. % 2.05/2.22 ** KEPT (pick-wt=7): 3 [] ife_q(A,A,B,C)=B. % 2.05/2.22 ---> New Demodulator: 4 [new_demod,3] ife_q(A,A,B,C)=B. % 2.05/2.22 ** KEPT (pick-wt=7): 5 [] xor(A,B)=xor(B,A). % 2.05/2.22 ** KEPT (pick-wt=11): 7 [copy,6,flip.1] xor(xor(A,B),C)=xor(A,xor(B,C)). % 2.05/2.22 ---> New Demodulator: 8 [new_demod,7] xor(xor(A,B),C)=xor(A,xor(B,C)). % 2.05/2.22 ** KEPT (pick-wt=7): 9 [] decrypt(A,crypt(A,B))=B. % 2.05/2.22 ---> New Demodulator: 10 [new_demod,9] decrypt(A,crypt(A,B))=B. % 2.05/2.22 ** KEPT (pick-wt=5): 11 [] xor(A,id)=A. % 2.05/2.22 ---> New Demodulator: 12 [new_demod,11] xor(A,id)=A. % 2.05/2.22 ** KEPT (pick-wt=5): 13 [] xor(A,A)=id. % 2.05/2.22 ---> New Demodulator: 14 [new_demod,13] xor(A,A)=id. % 2.05/2.22 ** KEPT (pick-wt=39): 15 [] ife_q(p(crypt(xor(km,imp),A)),true,ife_q(p(crypt(xor(B,C),D)),true,ife_q(p(E),true,p(crypt(xor(km,E),decrypt(xor(A,E),crypt(xor(B,C),D)))),true),true),true)=true. % 2.05/2.22 ---> New Demodulator: 16 [new_demod,15] ife_q(p(crypt(xor(km,imp),A)),true,ife_q(p(crypt(xor(B,C),D)),true,ife_q(p(E),true,p(crypt(xor(km,E),decrypt(xor(A,E),crypt(xor(B,C),D)))),true),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=31): 17 [] ife_q(p(crypt(xor(km,exp),A)),true,ife_q(p(crypt(xor(km,B),C)),true,ife_q(p(B),true,p(crypt(xor(A,B),C)),true),true),true)=true. % 2.05/2.22 ---> New Demodulator: 18 [new_demod,17] ife_q(p(crypt(xor(km,exp),A)),true,ife_q(p(crypt(xor(km,B),C)),true,ife_q(p(B),true,p(crypt(xor(A,B),C)),true),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=20): 19 [] ife_q(p(A),true,ife_q(p(B),true,p(crypt(xor(km,xor(kp,A)),B)),true),true)=true. % 2.05/2.22 ---> New Demodulator: 20 [new_demod,19] ife_q(p(A),true,ife_q(p(B),true,p(crypt(xor(km,xor(kp,A)),B)),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=33): 21 [] ife_q(p(crypt(xor(km,xor(kp,A)),B)),true,ife_q(p(A),true,ife_q(p(C),true,p(crypt(xor(km,xor(A,kp)),xor(C,B))),true),true),true)=true. % 2.05/2.22 ---> New Demodulator: 22 [new_demod,21] ife_q(p(crypt(xor(km,xor(kp,A)),B)),true,ife_q(p(A),true,ife_q(p(C),true,p(crypt(xor(km,xor(A,kp)),xor(C,B))),true),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=31): 23 [] ife_q(p(crypt(xor(km,xor(A,kp)),B)),true,ife_q(p(A),true,ife_q(p(C),true,p(crypt(xor(km,A),xor(B,C))),true),true),true)=true. % 2.05/2.22 ---> New Demodulator: 24 [new_demod,23] ife_q(p(crypt(xor(km,xor(A,kp)),B)),true,ife_q(p(A),true,ife_q(p(C),true,p(crypt(xor(km,A),xor(B,C))),true),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=20): 25 [] ife_q(p(crypt(xor(km,data),A)),true,ife_q(p(B),true,p(crypt(A,B)),true),true)=true. % 2.05/2.22 ---> New Demodulator: 26 [new_demod,25] ife_q(p(crypt(xor(km,data),A)),true,ife_q(p(B),true,p(crypt(A,B)),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=20): 27 [] ife_q(p(crypt(xor(km,data),A)),true,ife_q(p(B),true,p(decrypt(A,B)),true),true)=true. % 2.05/2.22 ---> New Demodulator: 28 [new_demod,27] ife_q(p(crypt(xor(km,data),A)),true,ife_q(p(B),true,p(decrypt(A,B)),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=44): 29 [] ife_q(p(crypt(xor(km,exp),A)),true,ife_q(p(crypt(xor(km,imp),B)),true,ife_q(p(crypt(C,D)),true,ife_q(p(E),true,p(crypt(xor(A,F),decrypt(xor(E,B),crypt(C,D)))),true),true),true),true)=true. % 2.05/2.22 ---> New Demodulator: 30 [new_demod,29] ife_q(p(crypt(xor(km,exp),A)),true,ife_q(p(crypt(xor(km,imp),B)),true,ife_q(p(crypt(C,D)),true,ife_q(p(E),true,p(crypt(xor(A,F),decrypt(xor(E,B),crypt(C,D)))),true),true),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=16): 31 [] ife_q(p(A),true,ife_q(p(B),true,p(xor(B,A)),true),true)=true. % 2.05/2.22 ---> New Demodulator: 32 [new_demod,31] ife_q(p(A),true,ife_q(p(B),true,p(xor(B,A)),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=16): 33 [] ife_q(p(crypt(A,B)),true,ife_q(p(A),true,p(B),true),true)=true. % 2.05/2.22 ---> New Demodulator: 34 [new_demod,33] ife_q(p(crypt(A,B)),true,ife_q(p(A),true,p(B),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=16): 35 [] ife_q(p(A),true,ife_q(p(B),true,p(crypt(B,A)),true),true)=true. % 2.05/2.22 ---> New Demodulator: 36 [new_demod,35] ife_q(p(A),true,ife_q(p(B),true,p(crypt(B,A)),true),true)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 37 [] p(kp)=true. % 2.05/2.22 ---> New Demodulator: 38 [new_demod,37] p(kp)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 39 [] p(imp)=true. % 2.05/2.22 ---> New Demodulator: 40 [new_demod,39] p(imp)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 41 [] p(data)=true. % 2.05/2.22 ---> New Demodulator: 42 [new_demod,41] p(data)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 43 [] p(id)=true. % 2.05/2.22 ---> New Demodulator: 44 [new_demod,43] p(id)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 45 [] p(pin)=true. % 2.05/2.22 ---> New Demodulator: 46 [new_demod,45] p(pin)=true. % 2.05/2.22 ** KEPT (pick-wt=8): 47 [] p(crypt(xor(kek,pin),pp))=true. % 2.05/2.22 ---> New Demodulator: 48 [new_demod,47] p(crypt(xor(kek,pin),pp))=true. % 2.05/2.22 ** KEPT (pick-wt=4): 49 [] p(a)=true. % 2.05/2.22 ---> New Demodulator: 50 [new_demod,49] p(a)=true. % 2.05/2.22 ** KEPT (pick-wt=4): 51 [] p(k3)=true. % 2.05/2.22 ---> New Demodulator: 52 [new_demod,51] p(k3)=true. % 2.05/2.22 ** KEPT (pick-wt=12): 53 [] p(crypt(xor(km,xor(kp,imp)),xor(kek,k3)))=true. % 2.05/2.22 ---> New Demodulator: 54 [new_demod,53] p(crypt(xor(km,xor(kp,imp)),xor(kek,k3)))=true. % 2.05/2.22 Following clause subsumed by 2 during input processing: 0 [copy,2,flip.1] A=A. % 2.05/2.22 >>>> Starting back demodulation with 4. % 2.05/2.22 Following clause subsumed by 5 during input processing: 0 [copy,5,flip.1] xor(A,B)=xor(B,A). % 2.05/2.22 >>>> Starting back demodulation with 8. % 2.05/2.22 >>>> Starting back demodulation with 10. % 2.05/2.22 >>>> Starting back demodulation with 12. % 4.25/4.40 >>>> Starting back demodulation with 14. % 4.25/4.40 >>>> Starting back demodulation with 16. % 4.25/4.40 >>>> Starting back demodulation with 18. % 4.25/4.40 >>>> Starting back demodulation with 20. % 4.25/4.40 >>>> Starting back demodulation with 22. % 4.25/4.40 >>>> Starting back demodulation with 24. % 4.25/4.40 >>>> Starting back demodulation with 26. % 4.25/4.40 >>>> Starting back demodulation with 28. % 4.25/4.40 >>>> Starting back demodulation with 30. % 4.25/4.40 >>>> Starting back demodulation with 32. % 4.25/4.40 >>>> Starting back demodulation with 34. % 4.25/4.40 >>>> Starting back demodulation with 36. % 4.25/4.40 >>>> Starting back demodulation with 38. % 4.25/4.40 >>>> Starting back demodulation with 40. % 4.25/4.40 >>>> Starting back demodulation with 42. % 4.25/4.40 >>>> Starting back demodulation with 44. % 4.25/4.40 >>>> Starting back demodulation with 46. % 4.25/4.40 >>>> Starting back demodulation with 48. % 4.25/4.40 >>>> Starting back demodulation with 50. % 4.25/4.40 >>>> Starting back demodulation with 52. % 4.25/4.40 >>>> Starting back demodulation with 54. % 4.25/4.40 % 4.25/4.40 ======= end of input processing ======= % 4.25/4.40 % 4.25/4.40 =========== start of search =========== % 4.25/4.40 % 4.25/4.40 % 4.25/4.40 Resetting weight limit to 12. % 4.25/4.40 % 4.25/4.40 % 4.25/4.40 Resetting weight limit to 12. % 4.25/4.40 % 4.25/4.40 sos_size=220 % 4.25/4.40 % 4.25/4.40 % 4.25/4.40 Resetting weight limit to 8. % 4.25/4.40 % 4.25/4.40 % 4.25/4.40 Resetting weight limit to 8. % 4.25/4.40 % 4.25/4.40 sos_size=285 % 4.25/4.40 % 4.25/4.40 Search stopped because sos empty. % 4.25/4.40 % 4.25/4.40 % 4.25/4.40 Search stopped because sos empty. % 4.25/4.40 % 4.25/4.40 ============ end of search ============ % 4.25/4.40 % 4.25/4.40 -------------- statistics ------------- % 4.25/4.40 clauses given 2571 % 4.25/4.40 clauses generated 533205 % 4.25/4.40 clauses kept 2582 % 4.25/4.40 clauses forward subsumed 25737 % 4.25/4.40 clauses back subsumed 0 % 4.25/4.40 Kbytes malloced 10742 % 4.25/4.40 % 4.25/4.40 ----------- times (seconds) ----------- % 4.25/4.40 user CPU time 2.18 (0 hr, 0 min, 2 sec) % 4.25/4.40 system CPU time 0.01 (0 hr, 0 min, 0 sec) % 4.25/4.40 wall-clock time 4 (0 hr, 0 min, 4 sec) % 4.25/4.40 % 4.25/4.40 Process 23397 finished Wed Jul 27 05:59:42 2022 % 4.25/4.40 Otter interrupted % 4.25/4.40 PROOF NOT FOUND %------------------------------------------------------------------------------