TSTP Solution File: NUM568+1 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : NUM568+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n004.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 14:19:36 EDT 2022
% Result : Theorem 8.81s 9.05s
% Output : Refutation 8.81s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : NUM568+1 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.13 % Command : sos-script %s
% 0.13/0.34 % Computer : n004.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 : 600
% 0.13/0.34 % DateTime : Wed Jul 6 08:17:37 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.20/0.38 ----- Otter 3.2, August 2001 -----
% 0.20/0.38 The process was started by sandbox on n004.cluster.edu,
% 0.20/0.38 Wed Jul 6 08:17:37 2022
% 0.20/0.38 The command was "./sos". The process ID is 28544.
% 0.20/0.38
% 0.20/0.38 set(prolog_style_variables).
% 0.20/0.38 set(auto).
% 0.20/0.38 dependent: set(auto1).
% 0.20/0.38 dependent: set(process_input).
% 0.20/0.38 dependent: clear(print_kept).
% 0.20/0.38 dependent: clear(print_new_demod).
% 0.20/0.38 dependent: clear(print_back_demod).
% 0.20/0.38 dependent: clear(print_back_sub).
% 0.20/0.38 dependent: set(control_memory).
% 0.20/0.38 dependent: assign(max_mem, 12000).
% 0.20/0.38 dependent: assign(pick_given_ratio, 4).
% 0.20/0.38 dependent: assign(stats_level, 1).
% 0.20/0.38 dependent: assign(pick_semantic_ratio, 3).
% 0.20/0.38 dependent: assign(sos_limit, 5000).
% 0.20/0.38 dependent: assign(max_weight, 60).
% 0.20/0.38 clear(print_given).
% 0.20/0.38
% 0.20/0.38 formula_list(usable).
% 0.20/0.38
% 0.20/0.38 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=9.
% 0.20/0.38
% 0.20/0.38 This ia a non-Horn set with equality. The strategy will be
% 0.20/0.38 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.20/0.38 unit deletion, with positive clauses in sos and nonpositive
% 0.20/0.38 clauses in usable.
% 0.20/0.38
% 0.20/0.38 dependent: set(knuth_bendix).
% 0.20/0.38 dependent: set(para_from).
% 0.20/0.38 dependent: set(para_into).
% 0.20/0.38 dependent: clear(para_from_right).
% 0.20/0.38 dependent: clear(para_into_right).
% 0.20/0.38 dependent: set(para_from_vars).
% 0.20/0.38 dependent: set(eq_units_both_ways).
% 0.20/0.38 dependent: set(dynamic_demod_all).
% 0.20/0.38 dependent: set(dynamic_demod).
% 0.20/0.38 dependent: set(order_eq).
% 0.20/0.38 dependent: set(back_demod).
% 0.20/0.38 dependent: set(lrpo).
% 0.20/0.38 dependent: set(hyper_res).
% 0.20/0.38 dependent: set(unit_deletion).
% 0.20/0.38 dependent: set(factor).
% 0.20/0.38
% 0.20/0.38 ------------> process usable:
% 0.20/0.38 Following clause subsumed by 139 during input processing: 0 [] {-} xK!=sz00.
% 0.20/0.38 149 back subsumes 148.
% 0.20/0.38
% 0.20/0.38 ------------> process sos:
% 0.20/0.38 Following clause subsumed by 190 during input processing: 0 [copy,190,flip.1] {-} A=A.
% 0.20/0.38 190 back subsumes 159.
% 0.20/0.38 190 back subsumes 154.
% 0.20/0.38 190 back subsumes 153.
% 0.20/0.38 190 back subsumes 151.
% 0.20/0.38 190 back subsumes 147.
% 0.20/0.38 190 back subsumes 141.
% 0.20/0.38
% 0.20/0.38 ======= end of input processing =======
% 0.59/0.82
% 0.59/0.82 Stopped by limit on insertions
% 0.59/0.82
% 0.59/0.82
% 0.59/0.82 Failed to model usable list: disabling FINDER
% 0.59/0.82
% 0.59/0.82
% 0.59/0.82
% 0.59/0.82 -------------- Softie stats --------------
% 0.59/0.82
% 0.59/0.82 UPDATE_STOP: 300
% 0.59/0.82 SFINDER_TIME_LIMIT: 2
% 0.59/0.82 SHORT_CLAUSE_CUTOFF: 4
% 0.59/0.82 number of clauses in intial UL: 164
% 0.59/0.82 number of clauses initially in problem: 180
% 0.59/0.82 percentage of clauses intially in UL: 91
% 0.59/0.82 percentage of distinct symbols occuring in initial UL: 96
% 0.59/0.82 percent of all initial clauses that are short: 100
% 0.59/0.82 absolute distinct symbol count: 52
% 0.59/0.82 distinct predicate count: 10
% 0.59/0.82 distinct function count: 35
% 0.59/0.82 distinct constant count: 7
% 0.59/0.82
% 0.59/0.82 ---------- no more Softie stats ----------
% 0.59/0.82
% 0.59/0.82
% 0.59/0.82
% 0.59/0.82 =========== start of search ===========
% 2.86/3.05
% 2.86/3.05
% 2.86/3.05 Changing weight limit from 60 to 52.
% 2.86/3.05
% 2.86/3.05 Resetting weight limit to 52 after 35 givens.
% 2.86/3.05
% 4.29/4.47
% 4.29/4.47
% 4.29/4.47 Changing weight limit from 52 to 39.
% 4.29/4.47
% 4.29/4.47 Resetting weight limit to 39 after 40 givens.
% 4.29/4.47
% 4.80/5.06
% 4.80/5.06
% 4.80/5.06 Changing weight limit from 39 to 30.
% 4.80/5.06
% 4.80/5.06 Resetting weight limit to 30 after 45 givens.
% 4.80/5.06
% 5.10/5.33
% 5.10/5.33
% 5.10/5.33 Changing weight limit from 30 to 28.
% 5.10/5.33
% 5.10/5.33 Resetting weight limit to 28 after 50 givens.
% 5.10/5.33
% 5.50/5.69
% 5.50/5.69
% 5.50/5.69 Changing weight limit from 28 to 26.
% 5.50/5.69
% 5.50/5.69 Resetting weight limit to 26 after 55 givens.
% 5.50/5.69
% 5.72/5.95
% 5.72/5.95
% 5.72/5.95 Changing weight limit from 26 to 24.
% 5.72/5.95
% 5.72/5.95 Resetting weight limit to 24 after 60 givens.
% 5.72/5.95
% 5.86/6.13
% 5.86/6.13
% 5.86/6.13 Changing weight limit from 24 to 23.
% 5.86/6.13
% 5.86/6.13 Resetting weight limit to 23 after 65 givens.
% 5.86/6.13
% 6.16/6.43
% 6.16/6.43
% 6.16/6.43 Changing weight limit from 23 to 22.
% 6.16/6.43
% 6.16/6.43 Resetting weight limit to 22 after 75 givens.
% 6.16/6.43
% 6.90/7.13
% 6.90/7.13
% 6.90/7.13 Changing weight limit from 22 to 21.
% 6.90/7.13
% 6.90/7.13 Resetting weight limit to 21 after 85 givens.
% 6.90/7.13
% 7.30/7.53
% 7.30/7.53
% 7.30/7.53 Changing weight limit from 21 to 20.
% 7.30/7.53
% 7.30/7.53 Resetting weight limit to 20 after 90 givens.
% 7.30/7.53
% 7.72/7.92
% 7.72/7.92
% 7.72/7.92 Changing weight limit from 20 to 19.
% 7.72/7.92
% 7.72/7.92 Resetting weight limit to 19 after 95 givens.
% 7.72/7.92
% 8.33/8.53
% 8.33/8.53
% 8.33/8.53 Changing weight limit from 19 to 18.
% 8.33/8.53
% 8.33/8.53 Resetting weight limit to 18 after 105 givens.
% 8.33/8.53
% 8.81/9.02
% 8.81/9.02
% 8.81/9.02 Changing weight limit from 18 to 17.
% 8.81/9.02
% 8.81/9.02 Resetting weight limit to 17 after 125 givens.
% 8.81/9.02
% 8.81/9.05
% 8.81/9.05 -------- PROOF --------
% 8.81/9.05 % SZS status Theorem
% 8.81/9.05 % SZS output start Refutation
% 8.81/9.05
% 8.81/9.05 -----> EMPTY CLAUSE at 8.62 sec ----> 15980 [hyper,795,140,797] {-} $F.
% 8.81/9.05
% 8.81/9.05 Length of proof is 3. Level of proof is 2.
% 8.81/9.05
% 8.81/9.05 ---------------- PROOF ----------------
% 8.81/9.05 % SZS status Theorem
% 8.81/9.05 % SZS output start Refutation
% 8.81/9.05
% 8.81/9.05 42 [] {+} -aElementOf0(A,szNzAzT0)|A=sz00|aElementOf0($f5(A),szNzAzT0).
% 8.81/9.05 43 [] {-} -aElementOf0(A,szNzAzT0)|A=sz00|A=szszuzczcdt0($f5(A)).
% 8.81/9.05 44 [copy,43,flip.3] {+} -aElementOf0(A,szNzAzT0)|A=sz00|szszuzczcdt0($f5(A))=A.
% 8.81/9.05 139 [] {+} xK!=sz00.
% 8.81/9.05 140 [] {+} -aElementOf0(A,szNzAzT0)|szszuzczcdt0(A)!=xK.
% 8.81/9.05 182 [] {-} aElementOf0(xK,szNzAzT0).
% 8.81/9.05 795 [hyper,182,44,unit_del,139] {-} szszuzczcdt0($f5(xK))=xK.
% 8.81/9.05 797 [hyper,182,42,unit_del,139] {-} aElementOf0($f5(xK),szNzAzT0).
% 8.81/9.05 15980 [hyper,795,140,797] {-} $F.
% 8.81/9.05
% 8.81/9.05 % SZS output end Refutation
% 8.81/9.05 ------------ end of proof -------------
% 8.81/9.05
% 8.81/9.05
% 8.81/9.05 Search stopped by max_proofs option.
% 8.81/9.05
% 8.81/9.05
% 8.81/9.05 Search stopped by max_proofs option.
% 8.81/9.05
% 8.81/9.05 ============ end of search ============
% 8.81/9.05
% 8.81/9.05 That finishes the proof of the theorem.
% 8.81/9.05
% 8.81/9.05 Process 28544 finished Wed Jul 6 08:17:46 2022
%------------------------------------------------------------------------------