TSTP Solution File: ALG204+1 by SOS---2.0
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- Process Solution
%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : ALG204+1 : TPTP v8.1.0. Released v2.7.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n027.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 : Thu Jul 14 18:01:15 EDT 2022
% Result : Theorem 18.90s 19.08s
% Output : Refutation 18.90s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : ALG204+1 : TPTP v8.1.0. Released v2.7.0.
% 0.07/0.12 % Command : sos-script %s
% 0.13/0.33 % Computer : n027.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 600
% 0.13/0.33 % DateTime : Thu Jun 9 06:22:57 EDT 2022
% 0.13/0.33 % CPUTime :
% 0.19/0.38 ----- Otter 3.2, August 2001 -----
% 0.19/0.38 The process was started by sandbox2 on n027.cluster.edu,
% 0.19/0.38 Thu Jun 9 06:22:57 2022
% 0.19/0.38 The command was "./sos". The process ID is 24391.
% 0.19/0.38
% 0.19/0.38 set(prolog_style_variables).
% 0.19/0.38 set(auto).
% 0.19/0.38 dependent: set(auto1).
% 0.19/0.38 dependent: set(process_input).
% 0.19/0.38 dependent: clear(print_kept).
% 0.19/0.38 dependent: clear(print_new_demod).
% 0.19/0.38 dependent: clear(print_back_demod).
% 0.19/0.38 dependent: clear(print_back_sub).
% 0.19/0.38 dependent: set(control_memory).
% 0.19/0.38 dependent: assign(max_mem, 12000).
% 0.19/0.38 dependent: assign(pick_given_ratio, 4).
% 0.19/0.38 dependent: assign(stats_level, 1).
% 0.19/0.38 dependent: assign(pick_semantic_ratio, 3).
% 0.19/0.38 dependent: assign(sos_limit, 5000).
% 0.19/0.38 dependent: assign(max_weight, 60).
% 0.19/0.38 clear(print_given).
% 0.19/0.38
% 0.19/0.38 formula_list(usable).
% 0.19/0.38
% 0.19/0.38 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=7.
% 0.19/0.38
% 0.19/0.38 This ia a non-Horn set with equality. The strategy will be
% 0.19/0.38 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.19/0.38 unit deletion, with positive clauses in sos and nonpositive
% 0.19/0.38 clauses in usable.
% 0.19/0.38
% 0.19/0.38 dependent: set(knuth_bendix).
% 0.19/0.38 dependent: set(para_from).
% 0.19/0.38 dependent: set(para_into).
% 0.19/0.38 dependent: clear(para_from_right).
% 0.19/0.38 dependent: clear(para_into_right).
% 0.19/0.38 dependent: set(para_from_vars).
% 0.19/0.38 dependent: set(eq_units_both_ways).
% 0.19/0.38 dependent: set(dynamic_demod_all).
% 0.19/0.38 dependent: set(dynamic_demod).
% 0.19/0.38 dependent: set(order_eq).
% 0.19/0.38 dependent: set(back_demod).
% 0.19/0.38 dependent: set(lrpo).
% 0.19/0.38 dependent: set(hyper_res).
% 0.19/0.38 dependent: set(unit_deletion).
% 0.19/0.38 dependent: set(factor).
% 0.19/0.38
% 0.19/0.38 ------------> process usable:
% 0.19/0.38
% 0.19/0.38 ------------> process sos:
% 0.19/0.38 Following clause subsumed by 726 during input processing: 0 [copy,726,flip.1] {-} A=A.
% 0.19/0.38
% 0.19/0.38 ======= end of input processing =======
% 0.19/0.44
% 0.19/0.44
% 0.19/0.44 Failed to model usable list: disabling FINDER
% 0.19/0.44
% 0.19/0.44
% 0.19/0.44
% 0.19/0.44 -------------- Softie stats --------------
% 0.19/0.44
% 0.19/0.44 UPDATE_STOP: 300
% 0.19/0.44 SFINDER_TIME_LIMIT: 2
% 0.19/0.45 SHORT_CLAUSE_CUTOFF: 4
% 0.19/0.45 number of clauses in intial UL: 91
% 0.19/0.45 number of clauses initially in problem: 495
% 0.19/0.45 percentage of clauses intially in UL: 18
% 0.19/0.45 percentage of distinct symbols occuring in initial UL: 78
% 0.19/0.45 percent of all initial clauses that are short: 100
% 0.19/0.45 absolute distinct symbol count: 19
% 0.19/0.45 distinct predicate count: 1
% 0.19/0.45 distinct function count: 4
% 0.19/0.45 distinct constant count: 14
% 0.19/0.45
% 0.19/0.45 ---------- no more Softie stats ----------
% 0.19/0.45
% 0.19/0.45
% 0.19/0.45
% 0.19/0.45 =========== start of search ===========
% 3.77/4.00
% 3.77/4.00
% 3.77/4.00 Changing weight limit from 60 to 55.
% 3.77/4.00
% 3.77/4.00 Resetting weight limit to 55 after 180 givens.
% 3.77/4.00
% 4.70/4.92
% 4.70/4.92
% 4.70/4.92 Changing weight limit from 55 to 52.
% 4.70/4.92
% 4.70/4.92 Resetting weight limit to 52 after 185 givens.
% 4.70/4.92
% 14.70/14.92
% 14.70/14.92
% 14.70/14.92 Changing weight limit from 52 to 49.
% 14.70/14.92
% 14.70/14.92 Resetting weight limit to 49 after 195 givens.
% 14.70/14.92
% 18.90/19.08
% 18.90/19.08 -- HEY sandbox2, WE HAVE A PROOF!! --
% 18.90/19.08
% 18.90/19.08 -----> EMPTY CLAUSE at 18.70 sec ----> 12520 [back_demod,12366,demod,12515,280,12515,12515,unit_del,12,22] {-} $F.
% 18.90/19.08
% 18.90/19.08 Length of proof is 16. Level of proof is 13.
% 18.90/19.08
% 18.90/19.08 ---------------- PROOF ----------------
% 18.90/19.08 % SZS status Theorem
% 18.90/19.08 % SZS output start Refutation
% 18.90/19.08
% 18.90/19.08 11 [] {-} e10!=e16.
% 18.90/19.08 12 [copy,11,flip.1] {+} e16!=e10.
% 18.90/19.08 21 [] {-} e11!=e16.
% 18.90/19.08 22 [copy,21,flip.1] {+} e16!=e11.
% 18.90/19.08 184,183 [] {-} op1(e10,e10)=e13.
% 18.90/19.08 200,199 [] {-} op1(e11,e11)=e16.
% 18.90/19.08 216,215 [] {-} op1(e12,e12)=e15.
% 18.90/19.08 232,231 [] {-} op1(e13,e13)=e14.
% 18.90/19.08 248,247 [] {-} op1(e14,e14)=e12.
% 18.90/19.08 264,263 [] {-} op1(e15,e15)=e11.
% 18.90/19.08 280,279 [] {-} op1(e16,e16)=e10.
% 18.90/19.08 282,281 [] {-} op2(e20,e20)=e20.
% 18.90/19.08 386 [] {-} j(e20)=e10|j(e20)=e11|j(e20)=e12|j(e20)=e13|j(e20)=e14|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 540 [] {-} j(op2(e20,e20))=op1(j(e20),j(e20)).
% 18.90/19.08 541 [copy,540,demod,282,flip.1] {-} op1(j(e20),j(e20))=j(e20).
% 18.90/19.08 1037 [para_from,386.1.1,541.1.1.2] {-} op1(j(e20),e10)=j(e20)|j(e20)=e11|j(e20)=e12|j(e20)=e13|j(e20)=e14|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 7395 [para_into,1037.1.1.1,386.1.1,demod,184,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp] {-} j(e20)=e13|j(e20)=e11|j(e20)=e12|j(e20)=e14|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 7529 [para_from,7395.1.1,541.1.1.2] {-} op1(j(e20),e13)=j(e20)|j(e20)=e11|j(e20)=e12|j(e20)=e14|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 9379 [para_into,7529.1.1.1,7395.1.1,demod,232,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp] {-} j(e20)=e14|j(e20)=e11|j(e20)=e12|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 9522 [para_from,9379.1.1,541.1.1.2] {-} op1(j(e20),e14)=j(e20)|j(e20)=e11|j(e20)=e12|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 10488 [para_into,9522.1.1.1,9379.1.1,demod,248,factor_simp,factor_simp,factor_simp,factor_simp,factor_simp] {-} j(e20)=e12|j(e20)=e11|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 10627 [para_from,10488.1.1,541.1.1.2] {-} op1(j(e20),e12)=j(e20)|j(e20)=e11|j(e20)=e15|j(e20)=e16.
% 18.90/19.08 11415 [para_into,10627.1.1.1,10488.1.1,demod,216,factor_simp,factor_simp,factor_simp,factor_simp] {-} j(e20)=e15|j(e20)=e11|j(e20)=e16.
% 18.90/19.08 11554 [para_from,11415.1.1,541.1.1.2] {-} op1(j(e20),e15)=j(e20)|j(e20)=e11|j(e20)=e16.
% 18.90/19.08 12082 [para_into,11554.1.1.1,11415.1.1,demod,264,factor_simp,factor_simp,factor_simp] {-} j(e20)=e11|j(e20)=e16.
% 18.90/19.08 12227 [para_from,12082.1.1,541.1.1.2] {-} op1(j(e20),e11)=j(e20)|j(e20)=e16.
% 18.90/19.08 12366 [para_from,12082.2.1,541.1.1.1] {-} op1(e16,j(e20))=j(e20)|j(e20)=e11.
% 18.90/19.08 12515,12514 [para_into,12227.1.1.1,12082.1.1,demod,200,factor_simp,factor_simp] {-} j(e20)=e16.
% 18.90/19.08 12520 [back_demod,12366,demod,12515,280,12515,12515,unit_del,12,22] {-} $F.
% 18.90/19.08
% 18.90/19.08 % SZS output end Refutation
% 18.90/19.08 ------------ end of proof -------------
% 18.90/19.08
% 18.90/19.08
% 18.90/19.08 Search stopped by max_proofs option.
% 18.90/19.08
% 18.90/19.08
% 18.90/19.08 Search stopped by max_proofs option.
% 18.90/19.08
% 18.90/19.08 ============ end of search ============
% 18.90/19.08
% 18.90/19.08 That finishes the proof of the theorem.
% 18.90/19.08
% 18.90/19.08 Process 24391 finished Thu Jun 9 06:23:16 2022
%------------------------------------------------------------------------------