TSTP Solution File: LCL407-2 by Otter---3.3
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : LCL407-2 : TPTP v8.1.0. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n012.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 13:04:22 EDT 2022
% Result : Unknown 1.52s 1.71s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : LCL407-2 : TPTP v8.1.0. Released v2.5.0.
% 0.11/0.13 % Command : otter-tptp-script %s
% 0.13/0.34 % Computer : n012.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 09:26:05 EDT 2022
% 0.13/0.34 % CPUTime :
% 1.52/1.71 ----- Otter 3.3f, August 2004 -----
% 1.52/1.71 The process was started by sandbox2 on n012.cluster.edu,
% 1.52/1.71 Wed Jul 27 09:26:05 2022
% 1.52/1.71 The command was "./otter". The process ID is 13443.
% 1.52/1.71
% 1.52/1.71 set(prolog_style_variables).
% 1.52/1.71 set(auto).
% 1.52/1.71 dependent: set(auto1).
% 1.52/1.71 dependent: set(process_input).
% 1.52/1.71 dependent: clear(print_kept).
% 1.52/1.71 dependent: clear(print_new_demod).
% 1.52/1.71 dependent: clear(print_back_demod).
% 1.52/1.71 dependent: clear(print_back_sub).
% 1.52/1.71 dependent: set(control_memory).
% 1.52/1.71 dependent: assign(max_mem, 12000).
% 1.52/1.71 dependent: assign(pick_given_ratio, 4).
% 1.52/1.71 dependent: assign(stats_level, 1).
% 1.52/1.71 dependent: assign(max_seconds, 10800).
% 1.52/1.71 clear(print_given).
% 1.52/1.71
% 1.52/1.71 list(usable).
% 1.52/1.71 0 [] A=A.
% 1.52/1.71 0 [] not(X)=xor(X,truth).
% 1.52/1.71 0 [] xor(X,falsehood)=X.
% 1.52/1.71 0 [] xor(X,X)=falsehood.
% 1.52/1.71 0 [] and_star(X,truth)=X.
% 1.52/1.71 0 [] and_star(X,falsehood)=falsehood.
% 1.52/1.71 0 [] and_star(xor(truth,X),X)=falsehood.
% 1.52/1.71 0 [] xor(X,xor(truth,Y))=xor(xor(X,truth),Y).
% 1.52/1.71 0 [] and_star(xor(and_star(xor(truth,X),Y),truth),Y)=and_star(xor(and_star(xor(truth,Y),X),truth),X).
% 1.52/1.71 end_of_list.
% 1.52/1.71
% 1.52/1.71 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=1.
% 1.52/1.71
% 1.52/1.71 All clauses are units, and equality is present; the
% 1.52/1.71 strategy will be Knuth-Bendix with positive clauses in sos.
% 1.52/1.71
% 1.52/1.71 dependent: set(knuth_bendix).
% 1.52/1.71 dependent: set(anl_eq).
% 1.52/1.71 dependent: set(para_from).
% 1.52/1.71 dependent: set(para_into).
% 1.52/1.71 dependent: clear(para_from_right).
% 1.52/1.71 dependent: clear(para_into_right).
% 1.52/1.71 dependent: set(para_from_vars).
% 1.52/1.71 dependent: set(eq_units_both_ways).
% 1.52/1.71 dependent: set(dynamic_demod_all).
% 1.52/1.71 dependent: set(dynamic_demod).
% 1.52/1.71 dependent: set(order_eq).
% 1.52/1.71 dependent: set(back_demod).
% 1.52/1.71 dependent: set(lrpo).
% 1.52/1.71
% 1.52/1.71 There is no negative clause, so all clause lists will
% 1.52/1.71 be printed at the end of the search.
% 1.52/1.71
% 1.52/1.71 dependent: set(print_lists_at_end).
% 1.52/1.71
% 1.52/1.71 ------------> process usable:
% 1.52/1.71
% 1.52/1.71 ------------> process sos:
% 1.52/1.71 ** KEPT (pick-wt=3): 1 [] A=A.
% 1.52/1.71 ** KEPT (pick-wt=6): 2 [] not(A)=xor(A,truth).
% 1.52/1.71 ---> New Demodulator: 3 [new_demod,2] not(A)=xor(A,truth).
% 1.52/1.71 ** KEPT (pick-wt=5): 4 [] xor(A,falsehood)=A.
% 1.52/1.71 ---> New Demodulator: 5 [new_demod,4] xor(A,falsehood)=A.
% 1.52/1.71 ** KEPT (pick-wt=5): 6 [] xor(A,A)=falsehood.
% 1.52/1.71 ---> New Demodulator: 7 [new_demod,6] xor(A,A)=falsehood.
% 1.52/1.71 ** KEPT (pick-wt=5): 8 [] and_star(A,truth)=A.
% 1.52/1.71 ---> New Demodulator: 9 [new_demod,8] and_star(A,truth)=A.
% 1.52/1.71 ** KEPT (pick-wt=5): 10 [] and_star(A,falsehood)=falsehood.
% 1.52/1.71 ---> New Demodulator: 11 [new_demod,10] and_star(A,falsehood)=falsehood.
% 1.52/1.71 ** KEPT (pick-wt=7): 12 [] and_star(xor(truth,A),A)=falsehood.
% 1.52/1.71 ---> New Demodulator: 13 [new_demod,12] and_star(xor(truth,A),A)=falsehood.
% 1.52/1.71 ** KEPT (pick-wt=11): 15 [copy,14,flip.1] xor(xor(A,truth),B)=xor(A,xor(truth,B)).
% 1.52/1.71 ---> New Demodulator: 16 [new_demod,15] xor(xor(A,truth),B)=xor(A,xor(truth,B)).
% 1.52/1.71 ** KEPT (pick-wt=19): 17 [] and_star(xor(and_star(xor(truth,A),B),truth),B)=and_star(xor(and_star(xor(truth,B),A),truth),A).
% 1.52/1.71 Following clause subsumed by 1 during input processing: 0 [copy,1,flip.1] A=A.
% 1.52/1.71 >>>> Starting back demodulation with 3.
% 1.52/1.71 >>>> Starting back demodulation with 5.
% 1.52/1.71 >>>> Starting back demodulation with 7.
% 1.52/1.71 >>>> Starting back demodulation with 9.
% 1.52/1.71 >>>> Starting back demodulation with 11.
% 1.52/1.71 >>>> Starting back demodulation with 13.
% 1.52/1.71 >>>> Starting back demodulation with 16.
% 1.52/1.71 Following clause subsumed by 17 during input processing: 0 [copy,17,flip.1] and_star(xor(and_star(xor(truth,A),B),truth),B)=and_star(xor(and_star(xor(truth,B),A),truth),A).
% 1.52/1.71
% 1.52/1.71 ======= end of input processing =======
% 1.52/1.71
% 1.52/1.71 =========== start of search ===========
% 1.52/1.71
% 1.52/1.71 Search stopped because sos empty.
% 1.52/1.71
% 1.52/1.71
% 1.52/1.71 Search stopped because sos empty.
% 1.52/1.71
% 1.52/1.71 ============ end of search ============
% 1.52/1.71
% 1.52/1.71 list(usable).
% 1.52/1.71 1 [] A=A.
% 1.52/1.71 4 [] xor(A,falsehood)=A.
% 1.52/1.71 6 [] xor(A,A)=falsehood.
% 1.52/1.71 8 [] and_star(A,truth)=A.
% 1.52/1.71 10 [] and_star(A,falsehood)=falsehood.
% 1.52/1.71 2 [] not(A)=xor(A,truth).
% 1.52/1.71 12 [] and_star(xor(truth,A),A)=falsehood.
% 1.52/1.71 15 [copy,14,flip.1] xor(xor(A,truth),B)=xor(A,xor(truth,B)).
% 1.52/1.71 20 [para_into,15.1.1.1,6.1.1,flip.1] xor(truth,xor(truth,A))=xor(falsehood,A).
% 1.52/1.71 28 [para_into,20.1.1.2,6.1.1,demod,5,flip.1] xor(falsehood,truth)=truth.
% 1.52/1.71 17 [] and_star(xor(and_star(xor(truth,A),B),truth),B)=and_star(xor(and_star(xor(truth,B),A),truth),A).
% 1.52/1.71 22 [para_into,15.1.1,6.1.1,flip.1] xor(A,xor(truth,xor(A,truth)))=falsehood.
% 1.52/1.71 24 [back_demod,18,demod,21] xor(A,xor(falsehood,B))=xor(A,B).
% 1.52/1.71 38 [para_into,24.1.1,6.1.1,flip.1] xor(xor(falsehood,A),A)=falsehood.
% 1.52/1.71 26 [para_into,20.1.1.2,20.1.1,demod,25,flip.1] xor(falsehood,xor(truth,A))=xor(truth,A).
% 1.52/1.71 30 [para_from,20.1.1,12.1.1.1] and_star(xor(falsehood,A),xor(truth,A))=falsehood.
% 1.52/1.71 35 [para_into,17.1.1.1.1.1,4.1.1,demod,11,29,11] and_star(xor(and_star(truth,A),truth),A)=falsehood.
% 1.52/1.71 41 [para_from,24.1.1,12.1.1.1] and_star(xor(truth,A),xor(falsehood,A))=falsehood.
% 1.52/1.71 44 [para_from,41.1.1,17.1.1.1.1,demod,29,25,13,29] and_star(truth,xor(falsehood,A))=and_star(truth,A).
% 1.52/1.71 46 [para_from,44.1.1,35.1.1.1.1] and_star(xor(and_star(truth,A),truth),xor(falsehood,A))=falsehood.
% 1.52/1.71 32 [para_into,17.1.1.1.1.1,20.1.1] and_star(xor(and_star(xor(falsehood,A),B),truth),B)=and_star(xor(and_star(xor(truth,B),xor(truth,A)),truth),xor(truth,A)).
% 1.52/1.71 33 [para_into,17.1.1.1.1.1,6.1.1,demod,9,9,flip.1] xor(xor(truth,A),truth)=and_star(xor(and_star(falsehood,A),truth),A).
% 1.52/1.71 52 [para_from,33.1.1,22.1.1.2.2] xor(xor(truth,A),xor(truth,and_star(xor(and_star(falsehood,A),truth),A)))=falsehood.
% 1.52/1.71 48 [para_into,32.1.1.1.1,8.1.1,demod,9,7,flip.1] and_star(xor(and_star(falsehood,xor(truth,A)),truth),xor(truth,A))=xor(xor(falsehood,A),truth).
% 1.52/1.71 54 [para_from,33.1.1,15.1.1.1] xor(and_star(xor(and_star(falsehood,A),truth),A),B)=xor(xor(truth,A),xor(truth,B)).
% 1.52/1.71 37 [copy,32,flip.1] and_star(xor(and_star(xor(truth,A),xor(truth,B)),truth),xor(truth,B))=and_star(xor(and_star(xor(falsehood,B),A),truth),A).
% 1.52/1.71 50 [para_into,33.1.1.1,24.1.1,demod,34,flip.1] and_star(xor(and_star(falsehood,xor(falsehood,A)),truth),xor(falsehood,A))=and_star(xor(and_star(falsehood,A),truth),A).
% 1.52/1.71 59 [para_into,40.1.1,37.1.1,demod,21,flip.1] and_star(xor(and_star(xor(falsehood,A),xor(falsehood,B)),truth),xor(falsehood,B))=and_star(xor(and_star(xor(falsehood,A),B),truth),B).
% 1.52/1.71 61 [para_into,40.1.1,17.1.1,flip.1] and_star(xor(and_star(xor(truth,A),xor(falsehood,B)),truth),xor(falsehood,B))=and_star(xor(and_star(xor(truth,A),B),truth),B).
% 1.52/1.71 57 [para_into,37.1.1.1.1.1,20.1.1] and_star(xor(and_star(xor(falsehood,A),xor(truth,B)),truth),xor(truth,B))=and_star(xor(and_star(xor(falsehood,B),xor(truth,A)),truth),xor(truth,A)).
% 1.52/1.71 end_of_list.
% 1.52/1.71
% 1.52/1.71 list(sos).
% 1.52/1.71 end_of_list.
% 1.52/1.71
% 1.52/1.71 list(demodulators).
% 1.52/1.71 3 [new_demod,2] not(A)=xor(A,truth).
% 1.52/1.71 5 [new_demod,4] xor(A,falsehood)=A.
% 1.52/1.71 7 [new_demod,6] xor(A,A)=falsehood.
% 1.52/1.71 9 [new_demod,8] and_star(A,truth)=A.
% 1.52/1.71 11 [new_demod,10] and_star(A,falsehood)=falsehood.
% 1.52/1.71 13 [new_demod,12] and_star(xor(truth,A),A)=falsehood.
% 1.52/1.71 16 [new_demod,15] xor(xor(A,truth),B)=xor(A,xor(truth,B)).
% 1.52/1.71 21 [new_demod,20] xor(truth,xor(truth,A))=xor(falsehood,A).
% 1.52/1.71 23 [new_demod,22] xor(A,xor(truth,xor(A,truth)))=falsehood.
% 1.52/1.71 25 [new_demod,24] xor(A,xor(falsehood,B))=xor(A,B).
% 1.52/1.71 27 [new_demod,26] xor(falsehood,xor(truth,A))=xor(truth,A).
% 1.52/1.71 29 [new_demod,28] xor(falsehood,truth)=truth.
% 1.52/1.71 31 [new_demod,30] and_star(xor(falsehood,A),xor(truth,A))=falsehood.
% 1.52/1.71 34 [new_demod,33] xor(xor(truth,A),truth)=and_star(xor(and_star(falsehood,A),truth),A).
% 1.52/1.71 36 [new_demod,35] and_star(xor(and_star(truth,A),truth),A)=falsehood.
% 1.52/1.71 39 [new_demod,38] xor(xor(falsehood,A),A)=falsehood.
% 1.52/1.71 42 [new_demod,41] and_star(xor(truth,A),xor(falsehood,A))=falsehood.
% 1.52/1.71 45 [new_demod,44] and_star(truth,xor(falsehood,A))=and_star(truth,A).
% 1.52/1.71 47 [new_demod,46] and_star(xor(and_star(truth,A),truth),xor(falsehood,A))=falsehood.
% 1.52/1.71 49 [new_demod,48] and_star(xor(and_star(falsehood,xor(truth,A)),truth),xor(truth,A))=xor(xor(falsehood,A),truth).
% 1.52/1.71 51 [new_demod,50] and_star(xor(and_star(falsehood,xor(falsehood,A)),truth),xor(falsehood,A))=and_star(xor(and_star(falsehood,A),truth),A).
% 1.52/1.71 53 [new_demod,52] xor(xor(truth,A),xor(truth,and_star(xor(and_star(falsehood,A),truth),A)))=falsehood.
% 1.52/1.71 55 [new_demod,54] xor(and_star(xor(and_star(falsehood,A),truth),A),B)=xor(xor(truth,A),xor(truth,B)).
% 1.52/1.71 60 [new_demod,59] and_star(xor(and_star(xor(falsehood,A),xor(falsehood,B)),truth),xor(falsehood,B))=and_star(xor(and_star(xor(falsehood,A),B),truth),B).
% 1.52/1.71 62 [new_demod,61] and_star(xor(and_star(xor(truth,A),xor(falsehood,B)),truth),xor(falsehood,B))=and_star(xor(and_star(xor(truth,A),B),truth),B).
% 1.52/1.71 end_of_list.
% 1.52/1.71
% 1.52/1.71
% 1.52/1.71 -------------- statistics -------------
% 1.52/1.71 clauses given 31
% 1.52/1.71 clauses generated 346
% 1.52/1.71 clauses kept 35
% 1.52/1.71 clauses forward subsumed 334
% 1.52/1.71 clauses back subsumed 0
% 1.52/1.71 Kbytes malloced 976
% 1.52/1.71
% 1.52/1.71 ----------- times (seconds) -----------
% 1.52/1.71 user CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.52/1.71 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.52/1.71 wall-clock time 2 (0 hr, 0 min, 2 sec)
% 1.52/1.71
% 1.52/1.71 Process 13443 finished Wed Jul 27 09:26:07 2022
% 1.52/1.71 Otter interrupted
% 1.52/1.71 PROOF NOT FOUND
%------------------------------------------------------------------------------