%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : NUM520+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-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 : 600s
% DateTime : Mon Jul 18 14:19:05 EDT 2022
% Result : Theorem 2.97s 3.16s
% Output : Refutation 2.97s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12 % Problem : NUM520+3 : TPTP v8.1.0. Released v4.0.0.
% 0.04/0.13 % Command : sos-script %s
% 0.13/0.35 % Computer : n020.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 600
% 0.13/0.35 % DateTime : Tue Jul 5 10:39:14 EDT 2022
% 0.13/0.35 % CPUTime :
% 2.97/3.16
% 2.97/3.16 -------- PROOF --------
% 2.97/3.16 % SZS status Unsatisfiable
% 2.97/3.16 % SZS output start Refutation
% 2.97/3.16 ----- Otter 3.2, August 2001 -----
% 2.97/3.16 The process was started by sandbox2 on n020.cluster.edu,
% 2.97/3.16 Tue Jul 5 10:39:14 2022
% 2.97/3.16 The command was "./sos". The process ID is 5448.
% 2.97/3.16
% 2.97/3.16 set(prolog_style_variables).
% 2.97/3.16 set(auto).
% 2.97/3.16 dependent: set(auto1).
% 2.97/3.16 dependent: set(process_input).
% 2.97/3.16 dependent: clear(print_kept).
% 2.97/3.16 dependent: clear(print_new_demod).
% 2.97/3.16 dependent: clear(print_back_demod).
% 2.97/3.16 dependent: clear(print_back_sub).
% 2.97/3.16 dependent: set(control_memory).
% 2.97/3.16 dependent: assign(max_mem, 12000).
% 2.97/3.16 dependent: assign(pick_given_ratio, 4).
% 2.97/3.16 dependent: assign(stats_level, 1).
% 2.97/3.16 dependent: assign(pick_semantic_ratio, 3).
% 2.97/3.16 dependent: assign(sos_limit, 5000).
% 2.97/3.16 dependent: assign(max_weight, 60).
% 2.97/3.16 clear(print_given).
% 2.97/3.16
% 2.97/3.16 formula_list(usable).
% 2.97/3.16
% 2.97/3.16 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=11.
% 2.97/3.16
% 2.97/3.16 This ia a non-Horn set with equality. The strategy will be
% 2.97/3.16 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 2.97/3.16 unit deletion, with positive clauses in sos and nonpositive
% 2.97/3.16 clauses in usable.
% 2.97/3.16
% 2.97/3.16 dependent: set(knuth_bendix).
% 2.97/3.16 dependent: set(para_from).
% 2.97/3.16 dependent: set(para_into).
% 2.97/3.16 dependent: clear(para_from_right).
% 2.97/3.16 dependent: clear(para_into_right).
% 2.97/3.16 dependent: set(para_from_vars).
% 2.97/3.16 dependent: set(eq_units_both_ways).
% 2.97/3.16 dependent: set(dynamic_demod_all).
% 2.97/3.16 dependent: set(dynamic_demod).
% 2.97/3.16 dependent: set(order_eq).
% 2.97/3.16 dependent: set(back_demod).
% 2.97/3.16 dependent: set(lrpo).
% 2.97/3.16 dependent: set(hyper_res).
% 2.97/3.16 dependent: set(unit_deletion).
% 2.97/3.16 dependent: set(factor).
% 2.97/3.16
% 2.97/3.16 ------------> process usable:
% 2.97/3.16 Following clause subsumed by 21 during input processing: 0 [] {-} -aNaturalNumber0(A)| -aNaturalNumber0(B)|A=B| -sdtlseqdt0(A,B)| -aNaturalNumber0(C)|sdtpldt0(C,A)!=sdtpldt0(C,B).
% 2.97/3.16 Following clause subsumed by 22 during input processing: 0 [] {-} -aNaturalNumber0(A)| -aNaturalNumber0(B)|A=B| -sdtlseqdt0(A,B)| -aNaturalNumber0(C)|sdtpldt0(A,C)!=sdtpldt0(B,C).
% 2.97/3.16 Following clause subsumed by 23 during input processing: 0 [] {-} -aNaturalNumber0(A)| -aNaturalNumber0(B)| -aNaturalNumber0(C)|A=sz00|B=C| -sdtlseqdt0(B,C)|sdtasdt0(A,B)!=sdtasdt0(A,C).
% 2.97/3.16 Following clause subsumed by 24 during input processing: 0 [] {-} -aNaturalNumber0(A)| -aNaturalNumber0(B)| -aNaturalNumber0(C)|A=sz00|B=C| -sdtlseqdt0(B,C)|sdtasdt0(B,A)!=sdtasdt0(C,A).
% 2.97/3.16 417 back subsumes 411.
% 2.97/3.16 417 back subsumes 405.
% 2.97/3.16 417 back subsumes 399.
% 2.97/3.16 417 back subsumes 381.
% 2.97/3.16 447 back subsumes 444.
% 2.97/3.16 447 back subsumes 441.
% 2.97/3.16 447 back subsumes 438.
% 2.97/3.16 447 back subsumes 429.
% 2.97/3.16 498 back subsumes 492.
% 2.97/3.16 498 back subsumes 486.
% 2.97/3.16 498 back subsumes 480.
% 2.97/3.16 498 back subsumes 462.
% 2.97/3.16 528 back subsumes 525.
% 2.97/3.16 528 back subsumes 522.
% 2.97/3.16 528 back subsumes 519.
% 2.97/3.16 528 back subsumes 510.
% 2.97/3.16 579 back subsumes 573.
% 2.97/3.16 579 back subsumes 567.
% 2.97/3.16 579 back subsumes 561.
% 2.97/3.16 579 back subsumes 543.
% 2.97/3.16 609 back subsumes 606.
% 2.97/3.16 609 back subsumes 603.
% 2.97/3.16 609 back subsumes 600.
% 2.97/3.16 609 back subsumes 591.
% 2.97/3.16 660 back subsumes 654.
% 2.97/3.16 660 back subsumes 648.
% 2.97/3.16 660 back subsumes 642.
% 2.97/3.16 660 back subsumes 624.
% 2.97/3.16 690 back subsumes 687.
% 2.97/3.16 690 back subsumes 684.
% 2.97/3.16 690 back subsumes 681.
% 2.97/3.16 690 back subsumes 672.
% 2.97/3.16 741 back subsumes 735.
% 2.97/3.16 741 back subsumes 729.
% 2.97/3.16 741 back subsumes 723.
% 2.97/3.16 741 back subsumes 705.
% 2.97/3.16 771 back subsumes 768.
% 2.97/3.16 771 back subsumes 765.
% 2.97/3.16 771 back subsumes 762.
% 2.97/3.16 771 back subsumes 753.
% 2.97/3.16 822 back subsumes 816.
% 2.97/3.16 822 back subsumes 810.
% 2.97/3.16 822 back subsumes 804.
% 2.97/3.16 822 back subsumes 786.
% 2.97/3.16 852 back subsumes 849.
% 2.97/3.16 852 back subsumes 846.
% 2.97/3.16 852 back subsumes 843.
% 2.97/3.16 852 back subsumes 834.
% 2.97/3.16 903 back subsumes 897.
% 2.97/3.16 903 back subsumes 891.
% 2.97/3.16 903 back subsumes 885.
% 2.97/3.16 903 back subsumes 867.
% 2.97/3.16 933 back subsumes 930.
% 2.97/3.16 933 back subsumes 927.
% 2.97/3.16 933 back subsumes 924.
% 2.97/3.16 933 back subsumes 915.
% 2.97/3.16
% 2.97/3.16 ------------> process sos:
% 2.97/3.16
% 2.97/3.16 -----> EMPTY CLAUSE at 2.79 sec ----> 1404 [copy,1403,unit_del,287,288] {-} $F.
% 2.97/3.16
% 2.97/3.16 Length of proof is 0. Level of proof is 0.
% 2.97/3.16
% 2.97/3.16 ---------------- PROOF ----------------
% 2.97/3.16 % SZS status Theorem
% 2.97/3.16 % SZS output start Refutation
% 2.97/3.16
% 2.97/3.16 287 [] {-} xk!=sz00.
% 2.97/3.16 288 [] {-} xk!=sz10.
% 2.97/3.16 1403 [] {-} xk=sz00|xk=sz10.
% 2.97/3.16 1404 [copy,1403,unit_del,287,288] {-} $F.
% 2.97/3.16
% 2.97/3.16 % SZS output end Refutation
% 2.97/3.16 ------------ end of proof -------------
% 2.97/3.16
% 2.97/3.16
% 2.97/3.16 Search stopped by max_proofs option.
% 2.97/3.16
% 2.97/3.16
% 2.97/3.16 Search stopped by max_proofs option.
% 2.97/3.16
% 2.97/3.16 ============ end of search ============
% 2.97/3.16
% 2.97/3.16 That finishes the proof of the theorem.
% 2.97/3.16
% 2.97/3.16 Process 5448 finished Tue Jul 5 10:39:17 2022
%------------------------------------------------------------------------------