%------------------------------------------------------------------------------
% File : SOS---2.0
% Problem : SWW423-1 : TPTP v8.1.0. Released v5.2.0.
% 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 : Thu Jul 21 01:26:49 EDT 2022
% Result : Unsatisfiable 0.19s 0.46s
% Output : Refutation 0.19s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : SWW423-1 : TPTP v8.1.0. Released v5.2.0.
% 0.07/0.12 % Command : sos-script %s
% 0.12/0.33 % Computer : n020.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 : Sun Jun 5 08:11:07 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.35 ----- Otter 3.2, August 2001 -----
% 0.12/0.35 The process was started by sandbox on n020.cluster.edu,
% 0.12/0.35 Sun Jun 5 08:11:07 2022
% 0.12/0.35 The command was "./sos". The process ID is 17664.
% 0.12/0.35
% 0.12/0.35 set(prolog_style_variables).
% 0.12/0.35 set(auto).
% 0.12/0.35 dependent: set(auto1).
% 0.12/0.35 dependent: set(process_input).
% 0.12/0.35 dependent: clear(print_kept).
% 0.12/0.35 dependent: clear(print_new_demod).
% 0.12/0.35 dependent: clear(print_back_demod).
% 0.12/0.35 dependent: clear(print_back_sub).
% 0.12/0.35 dependent: set(control_memory).
% 0.12/0.35 dependent: assign(max_mem, 12000).
% 0.12/0.35 dependent: assign(pick_given_ratio, 4).
% 0.12/0.35 dependent: assign(stats_level, 1).
% 0.12/0.35 dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.35 dependent: assign(sos_limit, 5000).
% 0.12/0.35 dependent: assign(max_weight, 60).
% 0.12/0.35 clear(print_given).
% 0.12/0.35
% 0.12/0.35 list(usable).
% 0.12/0.35
% 0.12/0.35 SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3.
% 0.12/0.35
% 0.12/0.35 This ia a non-Horn set with equality. The strategy will be
% 0.12/0.35 Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.12/0.35 unit deletion, with positive clauses in sos and nonpositive
% 0.12/0.35 clauses in usable.
% 0.12/0.35
% 0.12/0.35 dependent: set(knuth_bendix).
% 0.12/0.35 dependent: set(para_from).
% 0.12/0.35 dependent: set(para_into).
% 0.12/0.35 dependent: clear(para_from_right).
% 0.12/0.35 dependent: clear(para_into_right).
% 0.12/0.35 dependent: set(para_from_vars).
% 0.12/0.35 dependent: set(eq_units_both_ways).
% 0.12/0.35 dependent: set(dynamic_demod_all).
% 0.12/0.35 dependent: set(dynamic_demod).
% 0.12/0.35 dependent: set(order_eq).
% 0.12/0.35 dependent: set(back_demod).
% 0.12/0.35 dependent: set(lrpo).
% 0.12/0.35 dependent: set(hyper_res).
% 0.12/0.35 dependent: set(unit_deletion).
% 0.12/0.35 dependent: set(factor).
% 0.12/0.35
% 0.12/0.35 ------------> process usable:
% 0.12/0.35
% 0.12/0.35 ------------> process sos:
% 0.12/0.35 Following clause subsumed by 17 during input processing: 0 [copy,17,flip.1] {-} sep(A,sep(B,C))=sep(B,sep(A,C)).
% 0.12/0.35 Following clause subsumed by 21 during input processing: 0 [copy,21,flip.1] {-} A=A.
% 0.12/0.35
% 0.12/0.35 ======= 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: 14
% 0.12/0.37 number of clauses initially in problem: 19
% 0.12/0.37 percentage of clauses intially in UL: 73
% 0.12/0.37 percentage of distinct symbols occuring in initial UL: 100
% 0.12/0.37 percent of all initial clauses that are short: 100
% 0.12/0.37 absolute distinct symbol count: 10
% 0.12/0.37 distinct predicate count: 2
% 0.12/0.37 distinct function count: 3
% 0.12/0.37 distinct constant count: 5
% 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 ===========
% 0.19/0.46
% 0.19/0.46 -------- PROOF --------
% 0.19/0.46 % SZS status Unsatisfiable
% 0.19/0.46 % SZS output start Refutation
% 0.19/0.46
% 0.19/0.46 Model 2 (0.00 seconds, 0 Inserts)
% 0.19/0.46
% 0.19/0.46 Stopped by limit on number of solutions
% 0.19/0.46
% 0.19/0.46 -----> EMPTY CLAUSE at 0.09 sec ----> 380 [hyper,238,6,unit_del,12,15] {-} $F.
% 0.19/0.46
% 0.19/0.46 Length of proof is 2. Level of proof is 2.
% 0.19/0.46
% 0.19/0.46 ---------------- PROOF ----------------
% 0.19/0.46 % SZS status Unsatisfiable
% 0.19/0.46 % SZS output start Refutation
% 0.19/0.46
% 0.19/0.46 6 [] {+} -heap(sep(next(A,B),sep(lseg(B,C),D)))|A=B|heap(sep(lseg(A,C),D)).
% 0.19/0.46 12 [] {+} x2!=x1.
% 0.19/0.46 15 [] {+} -heap(sep(lseg(x1,nil),sep(lseg(x3,nil),emp))).
% 0.19/0.46 17 [] {-} sep(A,sep(B,C))=sep(B,sep(A,C)).
% 0.19/0.46 20 [] {-} heap(sep(lseg(x2,nil),sep(lseg(x3,nil),sep(next(x1,x2),emp)))).
% 0.19/0.46 150 [para_into,20.1.1.2,17.1.1] {-} heap(sep(lseg(x2,nil),sep(next(x1,x2),sep(lseg(x3,nil),emp)))).
% 0.19/0.46 238 [para_into,150.1.1,17.1.1] {-} heap(sep(next(x1,x2),sep(lseg(x2,nil),sep(lseg(x3,nil),emp)))).
% 0.19/0.46 380 [hyper,238,6,unit_del,12,15] {-} $F.
% 0.19/0.46
% 0.19/0.46 % SZS output end Refutation
% 0.19/0.46 ------------ end of proof -------------
% 0.19/0.46
% 0.19/0.46
% 0.19/0.46 Search stopped by max_proofs option.
% 0.19/0.46
% 0.19/0.47
% 0.19/0.47 Search stopped by max_proofs option.
% 0.19/0.47
% 0.19/0.47 ============ end of search ============
% 0.19/0.47
% 0.19/0.47 ----------- soft-scott stats ----------
% 0.19/0.47
% 0.19/0.47 true clauses given 1 (12.5%)
% 0.19/0.47 false clauses given 7
% 0.19/0.47
% 0.19/0.47 FALSE TRUE
% 0.19/0.47 6 0 1
% 0.19/0.47 8 0 1
% 0.19/0.47 9 0 1
% 0.19/0.47 10 0 1
% 0.19/0.47 11 0 1
% 0.19/0.47 12 0 3
% 0.19/0.47 13 0 4
% 0.19/0.47 14 2 0
% 0.19/0.47 15 2 6
% 0.19/0.47 16 0 6
% 0.19/0.47 17 2 0
% 0.19/0.47 18 0 2
% 0.19/0.47 19 6 4
% 0.19/0.47 20 12 16
% 0.19/0.47 21 3 0
% 0.19/0.47 23 3 5
% 0.19/0.47 24 21 23
% 0.19/0.47 25 1 2
% 0.19/0.47 26 9 9
% 0.19/0.47 27 1 46
% 0.19/0.47 28 3 9
% 0.19/0.47 29 1 2
% 0.19/0.47 30 0 15
% 0.19/0.47 31 1 24
% 0.19/0.47 32 3 20
% 0.19/0.47 33 0 1
% 0.19/0.47 34 0 3
% 0.19/0.47 35 0 9
% 0.19/0.47 36 3 5
% 0.19/0.47 37 0 2
% 0.19/0.47 38 0 18
% 0.19/0.47 39 0 2
% 0.19/0.47 40 0 2
% 0.19/0.47 41 0 3
% 0.19/0.47 42 0 3
% 0.19/0.47 43 0 6
% 0.19/0.47 44 0 12
% 0.19/0.47 45 0 1
% 0.19/0.47 47 0 1
% 0.19/0.47 50 0 3
% 0.19/0.47 51 0 7
% 0.19/0.47 57 0 1
% 0.19/0.47 tot: 73 280 (79.3% true)
% 0.19/0.47
% 0.19/0.47
% 0.19/0.47 Model 2 (0.00 seconds, 0 Inserts)
% 0.19/0.47
% 0.19/0.47 That finishes the proof of the theorem.
% 0.19/0.47
% 0.19/0.47 Process 17664 finished Sun Jun 5 08:11:07 2022
%------------------------------------------------------------------------------