%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : PUZ128+2 : TPTP v8.1.0. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : sos-script %s
% Computer : n018.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 18:27:09 EDT 2022
% Result : Theorem 0.18s 0.43s
% Output : Refutation 0.18s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11 % Problem : PUZ128+2 : TPTP v8.1.0. Released v4.0.0.
% 0.10/0.12 % Command : sos-script %s
% 0.12/0.33 % Computer : n018.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 : 600
% 0.12/0.33 % DateTime : Sat May 28 21:11:55 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.34 ----- Otter 3.2, August 2001 -----
% 0.12/0.34 The process was started by sandbox on n018.cluster.edu,
% 0.12/0.34 Sat May 28 21:11:55 2022
% 0.12/0.34 The command was "./sos". The process ID is 20272.
% 0.12/0.34
% 0.12/0.34 set(prolog_style_variables).
% 0.12/0.34 set(auto).
% 0.12/0.34 dependent: set(auto1).
% 0.12/0.34 dependent: set(process_input).
% 0.12/0.34 dependent: clear(print_kept).
% 0.12/0.34 dependent: clear(print_new_demod).
% 0.12/0.34 dependent: clear(print_back_demod).
% 0.12/0.34 dependent: clear(print_back_sub).
% 0.12/0.34 dependent: set(control_memory).
% 0.12/0.34 dependent: assign(max_mem, 12000).
% 0.12/0.34 dependent: assign(pick_given_ratio, 4).
% 0.12/0.34 dependent: assign(stats_level, 1).
% 0.12/0.34 dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.34 dependent: assign(sos_limit, 5000).
% 0.12/0.34 dependent: assign(max_weight, 60).
% 0.12/0.34 clear(print_given).
% 0.12/0.34
% 0.12/0.34 formula_list(usable).
% 0.12/0.34
% 0.12/0.34 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=9.
% 0.12/0.34
% 0.12/0.34 This is a Horn set with equality. The strategy will be
% 0.12/0.34 Knuth-Bendix and hyper_res, with positive clauses in
% 0.12/0.34 sos and nonpositive clauses in usable.
% 0.12/0.34
% 0.12/0.34 dependent: set(knuth_bendix).
% 0.12/0.34 dependent: set(para_from).
% 0.12/0.34 dependent: set(para_into).
% 0.12/0.34 dependent: clear(para_from_right).
% 0.12/0.34 dependent: clear(para_into_right).
% 0.12/0.34 dependent: set(para_from_vars).
% 0.12/0.34 dependent: set(eq_units_both_ways).
% 0.12/0.34 dependent: set(dynamic_demod_all).
% 0.12/0.34 dependent: set(dynamic_demod).
% 0.12/0.34 dependent: set(order_eq).
% 0.12/0.34 dependent: set(back_demod).
% 0.12/0.34 dependent: set(lrpo).
% 0.12/0.34 dependent: set(hyper_res).
% 0.12/0.34 dependent: clear(order_hyper).
% 0.12/0.34
% 0.12/0.34 ------------> process usable:
% 0.12/0.34
% 0.12/0.34 ------------> process sos:
% 0.12/0.34 Following clause subsumed by 27 during input processing: 0 [copy,27,flip.1] {-} A=A.
% 0.12/0.34
% 0.12/0.34 ======= end of input processing =======
% 0.12/0.37
% 0.12/0.37 Model 1 (0.00 seconds, 0 Inserts)
% 0.12/0.37
% 0.12/0.37 Stopped by limit on number of solutions
% 0.12/0.37
% 0.12/0.37
% 0.12/0.37 -------------- Softie stats --------------
% 0.12/0.37
% 0.12/0.37 UPDATE_STOP: 300
% 0.12/0.37 SFINDER_TIME_LIMIT: 2
% 0.12/0.37 SHORT_CLAUSE_CUTOFF: 4
% 0.12/0.37 number of clauses in intial UL: 1
% 0.12/0.37 number of clauses initially in problem: 22
% 0.12/0.37 percentage of clauses intially in UL: 4
% 0.12/0.37 percentage of distinct symbols occuring in initial UL: 20
% 0.12/0.37 percent of all initial clauses that are short: 100
% 0.12/0.37 absolute distinct symbol count: 15
% 0.12/0.37 distinct predicate count: 4
% 0.12/0.37 distinct function count: 1
% 0.12/0.37 distinct constant count: 10
% 0.12/0.37
% 0.12/0.37 ---------- no more Softie stats ----------
% 0.12/0.37
% 0.12/0.37
% 0.12/0.37
% 0.12/0.37 =========== start of search ===========
% 0.18/0.43
% 0.18/0.43 -------- PROOF --------
% 0.18/0.43 % SZS status Theorem
% 0.18/0.43 % SZS output start Refutation
% 0.18/0.43
% 0.18/0.43 Model 2 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 3 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 4 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 5 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 6 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 7 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 8 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 Model 9 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 Stopped by limit on number of solutions
% 0.18/0.43
% 0.18/0.43 -----> EMPTY CLAUSE at 0.06 sec ----> 47 [hyper,46,1,27] {-} $F.
% 0.18/0.43
% 0.18/0.43 Length of proof is 16. Level of proof is 6.
% 0.18/0.43
% 0.18/0.43 ---------------- PROOF ----------------
% 0.18/0.43 % SZS status Theorem
% 0.18/0.43 % SZS output start Refutation
% 0.18/0.43
% 0.18/0.43 1 [] {+} -patricide(A)|'Thersandros'!=A.
% 0.18/0.43 2 [] {-} -parent(A)| -patricide(B)| -parent(C)| -$T|patricide($f1(A,B,C,D))| -relation(C,of,D)|B!=C| -relation(A,of,B)|'Iokaste'!=A.
% 0.18/0.43 3 [copy,2,propositional] {-} -parent(A)| -patricide(B)| -parent(C)|patricide($f1(A,B,C,D))| -relation(C,of,D)|B!=C| -relation(A,of,B)|'Iokaste'!=A.
% 0.18/0.43 4 [] {-} -parent(A)| -patricide(B)| -parent(C)| -$T|D=$f1(A,B,C,D)| -relation(C,of,D)|B!=C| -relation(A,of,B)|'Iokaste'!=A.
% 0.18/0.43 5 [copy,4,propositional,flip.4] {-} -parent(A)| -patricide(B)| -parent(C)|$f1(A,B,C,D)=D| -relation(C,of,D)|B!=C| -relation(A,of,B)|'Iokaste'!=A.
% 0.18/0.43 7 [] {-} relation($c5,of,'Oedipus').
% 0.18/0.43 9,8 [] {-} 'Iokaste'=$c5.
% 0.18/0.43 10 [] {+} parent($c4).
% 0.18/0.43 11 [] {-} relation($c4,of,'Polyneikes').
% 0.18/0.43 12 [] {-} 'Iokaste'=$c4.
% 0.18/0.43 14,13 [copy,12,demod,9] {+} $c5=$c4.
% 0.18/0.43 15 [] {-} parent($c3).
% 0.18/0.43 16 [] {-} relation($c3,of,'Polyneikes').
% 0.18/0.43 18,17 [] {-} 'Oedipus'=$c3.
% 0.18/0.43 19 [] {+} parent($c2).
% 0.18/0.43 20 [] {+} relation($c2,of,'Thersandros').
% 0.18/0.43 22,21 [] {+} 'Polyneikes'=$c2.
% 0.18/0.43 23 [] {+} patricide($c1).
% 0.18/0.43 24 [] {-} 'Oedipus'=$c1.
% 0.18/0.43 26,25 [copy,24,demod,18] {+} $c3=$c1.
% 0.18/0.43 27 [] {+} A=A.
% 0.18/0.43 28 [back_demod,5,demod,9,14] {+} -parent(A)| -patricide(B)| -parent(C)|$f1(A,B,C,D)=D| -relation(C,of,D)|B!=C| -relation(A,of,B)|$c4!=A.
% 0.18/0.43 29 [back_demod,3,demod,9,14] {+} -parent(A)| -patricide(B)| -parent(C)|patricide($f1(A,B,C,D))| -relation(C,of,D)|B!=C| -relation(A,of,B)|$c4!=A.
% 0.18/0.43 32 [back_demod,7,demod,14,18,26] {+} relation($c4,of,$c1).
% 0.18/0.43 33 [back_demod,16,demod,26,22] {+} relation($c1,of,$c2).
% 0.18/0.43 34 [back_demod,11,demod,22] {+} relation($c4,of,$c2).
% 0.18/0.43 37 [back_demod,15,demod,26] {+} parent($c1).
% 0.18/0.43 38 [hyper,29,10,23,37,33,27,32,27] {+} patricide($f1($c4,$c1,$c1,$c2)).
% 0.18/0.43 40,39 [hyper,28,10,23,37,33,27,32,27] {+} $f1($c4,$c1,$c1,$c2)=$c2.
% 0.18/0.43 41 [back_demod,38,demod,40] {+} patricide($c2).
% 0.18/0.43 43 [hyper,41,29,10,19,20,27,34,27] {+} patricide($f1($c4,$c2,$c2,'Thersandros')).
% 0.18/0.43 45,44 [hyper,41,28,10,19,20,27,34,27] {-} $f1($c4,$c2,$c2,'Thersandros')='Thersandros'.
% 0.18/0.43 46 [back_demod,43,demod,45] {-} patricide('Thersandros').
% 0.18/0.43 47 [hyper,46,1,27] {-} $F.
% 0.18/0.43
% 0.18/0.43 % SZS output end Refutation
% 0.18/0.43 ------------ end of proof -------------
% 0.18/0.43
% 0.18/0.43
% 0.18/0.43 Search stopped by max_proofs option.
% 0.18/0.43
% 0.18/0.43
% 0.18/0.43 Search stopped by max_proofs option.
% 0.18/0.43
% 0.18/0.43 ============ end of search ============
% 0.18/0.43
% 0.18/0.43 ----------- soft-scott stats ----------
% 0.18/0.43
% 0.18/0.43 true clauses given 9 (50.0%)
% 0.18/0.43 false clauses given 9
% 0.18/0.43
% 0.18/0.43 FALSE TRUE
% 0.18/0.43 6 0 2
% 0.18/0.43 7 1 1
% 0.18/0.43 22 0 1
% 0.18/0.43 tot: 1 4 (80.0% true)
% 0.18/0.43
% 0.18/0.43
% 0.18/0.43 Model 9 (0.00 seconds, 0 Inserts)
% 0.18/0.43
% 0.18/0.43 That finishes the proof of the theorem.
% 0.18/0.43
% 0.18/0.43 Process 20272 finished Sat May 28 21:11:55 2022
%------------------------------------------------------------------------------