TSTP Solution File: NUN056+2 by Otter---3.3
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- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : NUN056+2 : TPTP v8.1.0. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n026.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 13:10:26 EDT 2022
% Result : Unknown 167.13s 167.32s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : NUN056+2 : TPTP v8.1.0. Released v7.3.0.
% 0.07/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n026.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 02:46:09 EDT 2022
% 0.12/0.33 % CPUTime :
% 2.27/2.43 ----- Otter 3.3f, August 2004 -----
% 2.27/2.43 The process was started by sandbox on n026.cluster.edu,
% 2.27/2.43 Wed Jul 27 02:46:09 2022
% 2.27/2.43 The command was "./otter". The process ID is 32580.
% 2.27/2.43
% 2.27/2.43 set(prolog_style_variables).
% 2.27/2.43 set(auto).
% 2.27/2.43 dependent: set(auto1).
% 2.27/2.43 dependent: set(process_input).
% 2.27/2.43 dependent: clear(print_kept).
% 2.27/2.43 dependent: clear(print_new_demod).
% 2.27/2.43 dependent: clear(print_back_demod).
% 2.27/2.43 dependent: clear(print_back_sub).
% 2.27/2.43 dependent: set(control_memory).
% 2.27/2.43 dependent: assign(max_mem, 12000).
% 2.27/2.43 dependent: assign(pick_given_ratio, 4).
% 2.27/2.43 dependent: assign(stats_level, 1).
% 2.27/2.43 dependent: assign(max_seconds, 10800).
% 2.27/2.43 clear(print_given).
% 2.27/2.43
% 2.27/2.43 formula_list(usable).
% 2.27/2.43 all A (A=A).
% 2.27/2.43 exists Y24 all X19 (-r1(X19)&X19!=Y24|r1(X19)&X19=Y24).
% 2.27/2.43 all X11 exists Y21 all X12 (-r2(X11,X12)&X12!=Y21|r2(X11,X12)&X12=Y21).
% 2.27/2.43 all X13 X14 exists Y22 all X15 (-r3(X13,X14,X15)&X15!=Y22|r3(X13,X14,X15)&X15=Y22).
% 2.27/2.43 all X16 X17 exists Y23 all X18 (-r4(X16,X17,X18)&X18!=Y23|r4(X16,X17,X18)&X18=Y23).
% 2.27/2.43 all X1 X8 exists Y4 ((exists Y5 ((exists Y15 (r2(X8,Y15)&r3(X1,Y15,Y5)))&Y5=Y4))& (exists Y7 (r2(Y7,Y4)&r3(X1,X8,Y7)))).
% 2.27/2.43 all X2 X9 exists Y2 ((exists Y3 ((exists Y14 (r2(X9,Y14)&r4(X2,Y14,Y3)))&Y3=Y2))& (exists Y6 (r3(Y6,X2,Y2)&r4(X2,X9,Y6)))).
% 2.27/2.43 all X3 X10 ((all Y12 ((all Y13 (-r2(X3,Y13)|Y13!=Y12))| -r2(X10,Y12)))|X3=X10).
% 2.27/2.43 all X4 exists Y9 ((exists Y16 (r1(Y16)&r3(X4,Y16,Y9)))&Y9=X4).
% 2.27/2.43 all X5 exists Y8 ((exists Y17 (r1(Y17)&r4(X5,Y17,Y8)))& (exists Y18 (r1(Y18)&Y8=Y18))).
% 2.27/2.43 all X6 ((exists Y19 (r1(Y19)&X6=Y19))| (exists Y1 Y11 (r2(Y1,Y11)&X6=Y11))).
% 2.27/2.43 all X7 Y10 ((all Y20 (-r1(Y20)|Y20!=Y10))| -r2(X7,Y10)).
% 2.27/2.43 -(exists Y1 ((exists Y2 (Y1=Y2& (exists Y3 (r2(Y3,Y2)& (exists Y5 (r2(Y5,Y3)& (exists Y8 (r1(Y8)&r2(Y8,Y5)))))))))& (exists Y4 ((exists Y6 (r3(Y6,Y4,Y1)& (exists Y9 (r1(Y9)&r2(Y9,Y6)))))& (exists Y7 (r2(Y7,Y4)& (exists Y10 (r1(Y10)&r2(Y10,Y7))))))))).
% 2.27/2.43 end_of_list.
% 2.27/2.43
% 2.27/2.43 -------> usable clausifies to:
% 2.27/2.43
% 2.27/2.43 list(usable).
% 2.27/2.43 0 [] A=A.
% 2.27/2.43 0 [] -r1(X19)|X19=$c1.
% 2.27/2.43 0 [] X19!=$c1|r1(X19).
% 2.27/2.43 0 [] -r2(X11,X12)|X12=$f1(X11).
% 2.27/2.43 0 [] X12!=$f1(X11)|r2(X11,X12).
% 2.27/2.43 0 [] -r3(X13,X14,X15)|X15=$f2(X13,X14).
% 2.27/2.43 0 [] X15!=$f2(X13,X14)|r3(X13,X14,X15).
% 2.27/2.43 0 [] -r4(X16,X17,X18)|X18=$f3(X16,X17).
% 2.27/2.43 0 [] X18!=$f3(X16,X17)|r4(X16,X17,X18).
% 2.27/2.43 0 [] r2(X8,$f4(X1,X8)).
% 2.27/2.43 0 [] r3(X1,$f4(X1,X8),$f5(X1,X8)).
% 2.27/2.43 0 [] $f5(X1,X8)=$f7(X1,X8).
% 2.27/2.43 0 [] r2($f6(X1,X8),$f7(X1,X8)).
% 2.27/2.43 0 [] r3(X1,X8,$f6(X1,X8)).
% 2.27/2.43 0 [] r2(X9,$f8(X2,X9)).
% 2.27/2.43 0 [] r4(X2,$f8(X2,X9),$f9(X2,X9)).
% 2.27/2.43 0 [] $f9(X2,X9)=$f11(X2,X9).
% 2.27/2.43 0 [] r3($f10(X2,X9),X2,$f11(X2,X9)).
% 2.27/2.43 0 [] r4(X2,X9,$f10(X2,X9)).
% 2.27/2.43 0 [] -r2(X3,Y13)|Y13!=Y12| -r2(X10,Y12)|X3=X10.
% 2.27/2.43 0 [] r1($f12(X4)).
% 2.27/2.43 0 [] r3(X4,$f12(X4),$f13(X4)).
% 2.27/2.43 0 [] $f13(X4)=X4.
% 2.27/2.43 0 [] r1($f14(X5)).
% 2.27/2.43 0 [] r4(X5,$f14(X5),$f16(X5)).
% 2.27/2.43 0 [] r1($f15(X5)).
% 2.27/2.43 0 [] $f16(X5)=$f15(X5).
% 2.27/2.43 0 [] r1($f17(X6))|r2($f19(X6),$f18(X6)).
% 2.27/2.43 0 [] r1($f17(X6))|X6=$f18(X6).
% 2.27/2.43 0 [] X6=$f17(X6)|r2($f19(X6),$f18(X6)).
% 2.27/2.43 0 [] X6=$f17(X6)|X6=$f18(X6).
% 2.27/2.43 0 [] -r1(Y20)|Y20!=Y10| -r2(X7,Y10).
% 2.27/2.43 0 [] Y1!=Y2| -r2(Y3,Y2)| -r2(Y5,Y3)| -r1(Y8)| -r2(Y8,Y5)| -r3(Y6,Y4,Y1)| -r1(Y9)| -r2(Y9,Y6)| -r2(Y7,Y4)| -r1(Y10)| -r2(Y10,Y7).
% 2.27/2.43 end_of_list.
% 2.27/2.43
% 2.27/2.43 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=11.
% 2.27/2.43
% 2.27/2.43 This ia a non-Horn set with equality. The strategy will be
% 2.27/2.43 Knuth-Bendix, ordered hyper_res, factoring, and unit
% 2.27/2.43 deletion, with positive clauses in sos and nonpositive
% 2.27/2.43 clauses in usable.
% 2.27/2.43
% 2.27/2.43 dependent: set(knuth_bendix).
% 2.27/2.43 dependent: set(anl_eq).
% 2.27/2.43 dependent: set(para_from).
% 2.27/2.43 dependent: set(para_into).
% 2.27/2.43 dependent: clear(para_from_right).
% 2.27/2.43 dependent: clear(para_into_right).
% 2.27/2.43 dependent: set(para_from_vars).
% 2.27/2.43 dependent: set(eq_units_both_ways).
% 2.27/2.43 dependent: set(dynamic_demod_all).
% 2.27/2.43 dependent: set(dynamic_demod).
% 2.27/2.43 dependent: set(order_eq).
% 2.27/2.43 dependent: set(back_demod).
% 2.27/2.43 dependent: set(lrpo).
% 2.27/2.43 dependent: set(hyper_res).
% 2.27/2.43 dependent: set(unit_deletion).
% 2.27/2.43 dependent: set(factor).
% 2.27/2.43
% 2.27/2.43 ------------> process usable:
% 2.27/2.43 ** KEPT (pick-wt=5): 1 [] -r1(A)|A=$c1.
% 2.27/2.43 ** KEPT (pick-wt=5): 2 [] A!=$c1|r1(A).
% 2.27/2.43 ** KEPT (pick-wt=7): 3 [] -r2(A,B)|B=$f1(A).
% 2.27/2.43 ** KEPT (pick-wt=7): 4 [] A!=$f1(B)|r2(B,A).
% 2.27/2.43 ** KEPT (pick-wt=9): 5 [] -r3(A,B,C)|C=$f2(A,B).
% 2.27/2.43 ** KEPT (pick-wt=9): 6 [] A!=$f2(B,C)|r3(B,C,A).
% 2.27/2.43 ** KEPT (pick-wt=9): 7 [] -r4(A,B,C)|C=$f3(A,B).
% 167.13/167.32 ** KEPT (pick-wt=9): 8 [] A!=$f3(B,C)|r4(B,C,A).
% 167.13/167.32 ** KEPT (pick-wt=12): 9 [] -r2(A,B)|B!=C| -r2(D,C)|A=D.
% 167.13/167.32 ** KEPT (pick-wt=8): 10 [] -r1(A)|A!=B| -r2(C,B).
% 167.13/167.32 ** KEPT (pick-wt=31): 11 [] A!=B| -r2(C,B)| -r2(D,C)| -r1(E)| -r2(E,D)| -r3(F,G,A)| -r1(H)| -r2(H,F)| -r2(I,G)| -r1(J)| -r2(J,I).
% 167.13/167.32
% 167.13/167.32 ------------> process sos:
% 167.13/167.32 ** KEPT (pick-wt=3): 289 [] A=A.
% 167.13/167.32 ** KEPT (pick-wt=5): 290 [] r2(A,$f4(B,A)).
% 167.13/167.32 ** KEPT (pick-wt=8): 291 [] r3(A,$f4(A,B),$f5(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=7): 293 [copy,292,flip.1] $f7(A,B)=$f5(A,B).
% 167.13/167.32 ---> New Demodulator: 294 [new_demod,293] $f7(A,B)=$f5(A,B).
% 167.13/167.32 ** KEPT (pick-wt=7): 296 [copy,295,demod,294] r2($f6(A,B),$f5(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=6): 297 [] r3(A,B,$f6(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=5): 298 [] r2(A,$f8(B,A)).
% 167.13/167.32 ** KEPT (pick-wt=8): 299 [] r4(A,$f8(A,B),$f9(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=7): 300 [] $f9(A,B)=$f11(A,B).
% 167.13/167.32 ---> New Demodulator: 301 [new_demod,300] $f9(A,B)=$f11(A,B).
% 167.13/167.32 ** KEPT (pick-wt=8): 302 [] r3($f10(A,B),A,$f11(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=6): 303 [] r4(A,B,$f10(A,B)).
% 167.13/167.32 ** KEPT (pick-wt=3): 304 [] r1($f12(A)).
% 167.13/167.32 ** KEPT (pick-wt=6): 305 [] r3(A,$f12(A),$f13(A)).
% 167.13/167.32 ** KEPT (pick-wt=4): 306 [] $f13(A)=A.
% 167.13/167.32 ---> New Demodulator: 307 [new_demod,306] $f13(A)=A.
% 167.13/167.32 ** KEPT (pick-wt=3): 308 [] r1($f14(A)).
% 167.13/167.32 ** KEPT (pick-wt=6): 309 [] r4(A,$f14(A),$f16(A)).
% 167.13/167.32 ** KEPT (pick-wt=3): 310 [] r1($f15(A)).
% 167.13/167.32 ** KEPT (pick-wt=5): 311 [] $f16(A)=$f15(A).
% 167.13/167.32 ---> New Demodulator: 312 [new_demod,311] $f16(A)=$f15(A).
% 167.13/167.32 ** KEPT (pick-wt=8): 313 [] r1($f17(A))|r2($f19(A),$f18(A)).
% 167.13/167.32 ** KEPT (pick-wt=7): 315 [copy,314,flip.2] r1($f17(A))|$f18(A)=A.
% 167.13/167.32 ** KEPT (pick-wt=9): 317 [copy,316,flip.1] $f17(A)=A|r2($f19(A),$f18(A)).
% 167.13/167.32 ** KEPT (pick-wt=8): 319 [copy,318,flip.1,flip.2] $f17(A)=A|$f18(A)=A.
% 167.13/167.32 Following clause subsumed by 289 during input processing: 0 [copy,289,flip.1] A=A.
% 167.13/167.32 289 back subsumes 12.
% 167.13/167.32 >>>> Starting back demodulation with 294.
% 167.13/167.32 >>>> Starting back demodulation with 301.
% 167.13/167.32 >> back demodulating 299 with 301.
% 167.13/167.32 >>>> Starting back demodulation with 307.
% 167.13/167.32 >> back demodulating 305 with 307.
% 167.13/167.32 >>>> Starting back demodulation with 312.
% 167.13/167.32 >> back demodulating 309 with 312.
% 167.13/167.32
% 167.13/167.32 ======= end of input processing =======
% 167.13/167.32
% 167.13/167.32 =========== start of search ===========
% 167.13/167.32
% 167.13/167.32 Search stopped in tp_alloc by max_mem option.
% 167.13/167.32
% 167.13/167.32 Search stopped in tp_alloc by max_mem option.
% 167.13/167.32
% 167.13/167.32 ============ end of search ============
% 167.13/167.32
% 167.13/167.32 -------------- statistics -------------
% 167.13/167.32 clauses given 93
% 167.13/167.32 clauses generated 343158
% 167.13/167.32 clauses kept 4452
% 167.13/167.32 clauses forward subsumed 338784
% 167.13/167.32 clauses back subsumed 28
% 167.13/167.32 Kbytes malloced 11718
% 167.13/167.32
% 167.13/167.32 ----------- times (seconds) -----------
% 167.13/167.32 user CPU time 165.13 (0 hr, 2 min, 45 sec)
% 167.13/167.32 system CPU time 0.01 (0 hr, 0 min, 0 sec)
% 167.13/167.32 wall-clock time 167 (0 hr, 2 min, 47 sec)
% 167.13/167.32
% 167.13/167.32 Process 32580 finished Wed Jul 27 02:48:56 2022
% 167.13/167.32 Otter interrupted
% 167.13/167.32 PROOF NOT FOUND
%------------------------------------------------------------------------------