TSTP Solution File: HWV012-2 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : HWV012-2 : TPTP v8.1.0. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-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 : 600s
% DateTime : Sat Jul 16 19:12:36 EDT 2022
% Result : Unsatisfiable 17.29s 17.46s
% Output : Refutation 17.29s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.14 % Problem : HWV012-2 : TPTP v8.1.0. Released v2.5.0.
% 0.13/0.15 % Command : sos-script %s
% 0.15/0.36 % Computer : n012.cluster.edu
% 0.15/0.36 % Model : x86_64 x86_64
% 0.15/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36 % Memory : 8042.1875MB
% 0.15/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36 % CPULimit : 300
% 0.15/0.36 % WCLimit : 600
% 0.15/0.36 % DateTime : Fri Jun 17 06:42:24 EDT 2022
% 0.15/0.36 % CPUTime :
% 0.15/0.40 ----- Otter 3.2, August 2001 -----
% 0.15/0.40 The process was started by sandbox on n012.cluster.edu,
% 0.15/0.40 Fri Jun 17 06:42:24 2022
% 0.15/0.40 The command was "./sos". The process ID is 7844.
% 0.15/0.40
% 0.15/0.40 set(prolog_style_variables).
% 0.15/0.40 set(auto).
% 0.15/0.40 dependent: set(auto1).
% 0.15/0.41 dependent: set(process_input).
% 0.15/0.41 dependent: clear(print_kept).
% 0.15/0.41 dependent: clear(print_new_demod).
% 0.15/0.41 dependent: clear(print_back_demod).
% 0.15/0.41 dependent: clear(print_back_sub).
% 0.15/0.41 dependent: set(control_memory).
% 0.15/0.41 dependent: assign(max_mem, 12000).
% 0.15/0.41 dependent: assign(pick_given_ratio, 4).
% 0.15/0.41 dependent: assign(stats_level, 1).
% 0.15/0.41 dependent: assign(pick_semantic_ratio, 3).
% 0.15/0.41 dependent: assign(sos_limit, 5000).
% 0.15/0.41 dependent: assign(max_weight, 60).
% 0.15/0.41 clear(print_given).
% 0.15/0.41
% 0.15/0.41 list(usable).
% 0.15/0.41
% 0.15/0.41 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=10.
% 0.15/0.41
% 0.15/0.41 This ia a non-Horn set with equality. The strategy will be
% 0.15/0.41 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.15/0.41 unit deletion, with positive clauses in sos and nonpositive
% 0.15/0.41 clauses in usable.
% 0.15/0.41
% 0.15/0.41 dependent: set(knuth_bendix).
% 0.15/0.41 dependent: set(para_from).
% 0.15/0.41 dependent: set(para_into).
% 0.15/0.41 dependent: clear(para_from_right).
% 0.15/0.41 dependent: clear(para_into_right).
% 0.15/0.41 dependent: set(para_from_vars).
% 0.15/0.41 dependent: set(eq_units_both_ways).
% 0.15/0.41 dependent: set(dynamic_demod_all).
% 0.15/0.41 dependent: set(dynamic_demod).
% 0.15/0.41 dependent: set(order_eq).
% 0.15/0.41 dependent: set(back_demod).
% 0.15/0.41 dependent: set(lrpo).
% 0.15/0.41 dependent: set(hyper_res).
% 0.15/0.41 dependent: set(unit_deletion).
% 0.15/0.41 dependent: set(factor).
% 0.15/0.41
% 0.15/0.41 ------------> process usable:
% 0.15/0.41
% 0.15/0.41 ------------> process sos:
% 0.15/0.41 Following clause subsumed by 189 during input processing: 0 [copy,143,flip.1] {-} n1=n1.
% 0.15/0.41 Following clause subsumed by 189 during input processing: 0 [copy,189,flip.1] {-} A=A.
% 0.15/0.41 189 back subsumes 143.
% 0.15/0.41 189 back subsumes 118.
% 0.15/0.41
% 0.15/0.41 ======= end of input processing =======
% 0.49/0.66
% 0.49/0.66 Stopped by limit on insertions
% 0.49/0.66
% 0.49/0.66
% 0.49/0.66 Failed to model usable list: disabling FINDER
% 0.49/0.66
% 0.49/0.66
% 0.49/0.66
% 0.49/0.66 -------------- Softie stats --------------
% 0.49/0.66
% 0.49/0.66 UPDATE_STOP: 300
% 0.49/0.66 SFINDER_TIME_LIMIT: 2
% 0.49/0.66 SHORT_CLAUSE_CUTOFF: 4
% 0.49/0.66 number of clauses in intial UL: 120
% 0.49/0.66 number of clauses initially in problem: 179
% 0.49/0.66 percentage of clauses intially in UL: 67
% 0.49/0.66 percentage of distinct symbols occuring in initial UL: 76
% 0.49/0.66 percent of all initial clauses that are short: 100
% 0.49/0.66 absolute distinct symbol count: 56
% 0.49/0.66 distinct predicate count: 4
% 0.49/0.66 distinct function count: 42
% 0.49/0.66 distinct constant count: 10
% 0.49/0.66
% 0.49/0.66 ---------- no more Softie stats ----------
% 0.49/0.66
% 0.49/0.66
% 0.49/0.66
% 0.49/0.66 =========== start of search ===========
% 3.38/3.55
% 3.38/3.55
% 3.38/3.55 Changing weight limit from 60 to 21.
% 3.38/3.55
% 3.38/3.55 Resetting weight limit to 21 after 40 givens.
% 3.38/3.55
% 3.85/4.06
% 3.85/4.06
% 3.85/4.06 Changing weight limit from 21 to 17.
% 3.85/4.06
% 3.85/4.06 Resetting weight limit to 17 after 45 givens.
% 3.85/4.06
% 4.09/4.30
% 4.09/4.30
% 4.09/4.30 Changing weight limit from 17 to 11.
% 4.09/4.30
% 4.09/4.30 Resetting weight limit to 11 after 50 givens.
% 4.09/4.30
% 4.21/4.42
% 4.21/4.42
% 4.21/4.42 Changing weight limit from 11 to 10.
% 4.21/4.42
% 4.21/4.42 Resetting weight limit to 10 after 55 givens.
% 4.21/4.42
% 4.67/4.90
% 4.67/4.90
% 4.67/4.90 Changing weight limit from 10 to 9.
% 4.67/4.90
% 4.67/4.90 Resetting weight limit to 9 after 65 givens.
% 4.67/4.90
% 14.25/14.42
% 14.25/14.42
% 14.25/14.42 Changing weight limit from 9 to 8.
% 14.25/14.42
% 14.25/14.42 Resetting weight limit to 8 after 210 givens.
% 14.25/14.42
% 17.29/17.46
% 17.29/17.46 -- HEY sandbox, WE HAVE A PROOF!! --
% 17.29/17.46
% 17.29/17.46 -----> EMPTY CLAUSE at 16.29 sec ----> 28587 [hyper,28580,124,15202] {-} $F.
% 17.29/17.46
% 17.29/17.46 Length of proof is 7. Level of proof is 3.
% 17.29/17.46
% 17.29/17.46 ---------------- PROOF ----------------
% 17.29/17.46 % SZS status Unsatisfiable
% 17.29/17.46 % SZS output start Refutation
% 17.29/17.46
% 17.29/17.46 8 [] {+} -p__pred_(fwork_DOTfifo_DOTrtl_DOTwr__error_(f_ADD_(A,n1)))| -p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(A)).
% 17.29/17.46 17 [] {+} -p__pred_(fwork_DOTfifo_DOTrtl_DOTwr__error_(f_ADD_(A,n1)))|p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(A))|p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(A))| -p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(A))|p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(A)).
% 17.29/17.46 37 [] {+} -p__pred_(fwork_DOTfifo_DOTrtl_DOTwr__error_(f_ADD_(A,n1)))| -p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(A))| -p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(A))|p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(A)).
% 17.29/17.46 89 [] {+} -p__pred_(A)| -p__pred_(B)| -p__pred_(f__nand_(A,B)).
% 17.29/17.46 95 [] {+} -p__pred_(A)| -p__pred_(f__not_(A)).
% 17.29/17.46 102 [] {-} -p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTlevel_(t_206)).
% 17.29/17.46 124 [factor,89.1.2] {+} -p__pred_(A)| -p__pred_(f__nand_(A,A)).
% 17.29/17.46 133,132 [] {-} fwork_DOTfifo_DOTrtl_DOTlevel_(A)=fwork_DOTfifo_DOTrtl_DOTint__level_(A).
% 17.29/17.46 180 [] {-} p__pred_(A)|p__pred_(f__nand_(B,A)).
% 17.29/17.46 181 [] {-} p__pred_(A)|p__pred_(f__nand_(A,B)).
% 17.29/17.46 184 [] {-} p__pred_(A)|p__pred_(f__not_(A)).
% 17.29/17.46 187 [] {-} p__pred_(fwork_DOTfifo_DOTrtl_DOTwr_(t_206)).
% 17.29/17.46 188 [] {-} p__pred_(fwork_DOTfifo_DOTrtl_DOTwr__error_(f_ADD_(t_206,n1))).
% 17.29/17.46 190 [back_demod,102,demod,133] {-} -p_LES_EQU_(fwork_DOTfifo_DOTrtl_DOTfifo__length_,fwork_DOTfifo_DOTrtl_DOTint__level_(t_206)).
% 17.29/17.46 3578 [hyper,188,17,187,unit_del,190] {-} p__pred_(fwork_DOTfifo_DOTrtl_DOTrd_(t_206))|p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)).
% 17.29/17.46 3579 [hyper,188,8,184] {-} p__pred_(f__not_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206))).
% 17.29/17.46 13166 [hyper,180,95,3579] {-} p__pred_(f__nand_(A,fwork_DOTfifo_DOTrtl_DOTreset_(t_206))).
% 17.29/17.46 15202 [hyper,181,124,13166] {-} p__pred_(f__nand_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206),A)).
% 17.29/17.46 28580 [hyper,3578,37,188,187,factor_simp] {-} p__pred_(fwork_DOTfifo_DOTrtl_DOTreset_(t_206)).
% 17.29/17.46 28587 [hyper,28580,124,15202] {-} $F.
% 17.29/17.46
% 17.29/17.46 % SZS output end Refutation
% 17.29/17.46 ------------ end of proof -------------
% 17.29/17.46
% 17.29/17.46
% 17.29/17.46 Search stopped by max_proofs option.
% 17.29/17.46
% 17.29/17.46
% 17.29/17.46 Search stopped by max_proofs option.
% 17.29/17.46
% 17.29/17.46 ============ end of search ============
% 17.29/17.46
% 17.29/17.46 That finishes the proof of the theorem.
% 17.29/17.46
% 17.29/17.46 Process 7844 finished Fri Jun 17 06:42:41 2022
%------------------------------------------------------------------------------