TSTP Solution File: SET873+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SET873+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n023.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 : Tue Jul 19 05:21:30 EDT 2022

% Result   : Theorem 0.18s 0.50s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET873+1 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12  % Command  : sos-script %s
% 0.12/0.33  % Computer : n023.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 Jul  9 20:28:40 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 sandbox2 on n023.cluster.edu,
% 0.12/0.35  Sat Jul  9 20:28:40 2022
% 0.12/0.35  The command was "./sos".  The process ID is 18157.
% 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  formula_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 11 during input processing: 0 [copy,11,flip.1] {-} set_union2(A,B)=set_union2(B,A).
% 0.12/0.35    Following clause subsumed by 19 during input processing: 0 [copy,19,flip.1] {-} A=A.
% 0.12/0.35  
% 0.12/0.35  ======= end of input processing =======
% 0.18/0.44  
% 0.18/0.44  Model 1 (0.00 seconds, 0 Inserts)
% 0.18/0.44  
% 0.18/0.44  Stopped by limit on number of solutions
% 0.18/0.44  
% 0.18/0.44  
% 0.18/0.44  -------------- Softie stats --------------
% 0.18/0.44  
% 0.18/0.44  UPDATE_STOP: 300
% 0.18/0.44  SFINDER_TIME_LIMIT: 2
% 0.18/0.44  SHORT_CLAUSE_CUTOFF: 4
% 0.18/0.44  number of clauses in intial UL: 10
% 0.18/0.44  number of clauses initially in problem: 19
% 0.18/0.44  percentage of clauses intially in UL: 52
% 0.18/0.44  percentage of distinct symbols occuring in initial UL: 90
% 0.18/0.44  percent of all initial clauses that are short: 100
% 0.18/0.44  absolute distinct symbol count: 11
% 0.18/0.44     distinct predicate count: 4
% 0.18/0.44     distinct function count: 3
% 0.18/0.44     distinct constant count: 4
% 0.18/0.44  
% 0.18/0.44  ---------- no more Softie stats ----------
% 0.18/0.44  
% 0.18/0.44  
% 0.18/0.44  
% 0.18/0.44  =========== start of search ===========
% 0.18/0.50  
% 0.18/0.50  -------- PROOF -------- 
% 0.18/0.50  % SZS status Theorem
% 0.18/0.50  % SZS output start Refutation
% 0.18/0.50  
% 0.18/0.50  Model 2 (0.00 seconds, 0 Inserts)
% 0.18/0.50  
% 0.18/0.50  Stopped by limit on number of solutions
% 0.18/0.50  
% 0.18/0.50  Model 3 (0.00 seconds, 0 Inserts)
% 0.18/0.50  
% 0.18/0.50  Stopped by limit on number of solutions
% 0.18/0.50  
% 0.18/0.50  Model 4 (0.00 seconds, 0 Inserts)
% 0.18/0.50  
% 0.18/0.50  Stopped by limit on number of solutions
% 0.18/0.50  
% 0.18/0.50  Model 5 [ 1 0 62 ] (0.00 seconds, 1105 Inserts)
% 0.18/0.50  
% 0.18/0.50  ----> UNIT CONFLICT at   0.05 sec ----> 141 [binary,139.1,9.1] {-} $F.
% 0.18/0.50  
% 0.18/0.50  Length of proof is 3.  Level of proof is 3.
% 0.18/0.50  
% 0.18/0.50  ---------------- PROOF ----------------
% 0.18/0.50  % SZS status Theorem
% 0.18/0.50  % SZS output start Refutation
% 0.18/0.50  
% 0.18/0.50  2 [] {+} A!=singleton(B)| -in(C,A)|C=B.
% 0.18/0.50  7 [] {+} -subset(set_union2(singleton(A),B),B)|in(A,B).
% 0.18/0.50  9 [] {+} $c4!=$c3.
% 0.18/0.50  11 [] {+} set_union2(A,B)=set_union2(B,A).
% 0.18/0.50  16 [] {+} subset(A,A).
% 0.18/0.50  17 [] {-} set_union2(singleton($c4),singleton($c3))=singleton($c4).
% 0.18/0.50  19 [] {+} A=A.
% 0.18/0.50  69 [para_into,17.1.1,11.1.1] {-} set_union2(singleton($c3),singleton($c4))=singleton($c4).
% 0.18/0.50  138 [para_from,69.1.1,7.1.1,unit_del,16] {-} in($c3,singleton($c4)).
% 0.18/0.50  139 [hyper,138,2,19,flip.1] {-} $c4=$c3.
% 0.18/0.50  141 [binary,139.1,9.1] {-} $F.
% 0.18/0.50  
% 0.18/0.50  % SZS output end Refutation
% 0.18/0.50  ------------ end of proof -------------
% 0.18/0.50  
% 0.18/0.50  
% 0.18/0.50  Search stopped by max_proofs option.
% 0.18/0.50  
% 0.18/0.50  
% 0.18/0.50  Search stopped by max_proofs option.
% 0.18/0.50  
% 0.18/0.50  ============ end of search ============
% 0.18/0.50  
% 0.18/0.50  ----------- soft-scott stats ----------
% 0.18/0.50  
% 0.18/0.50  true clauses given           4      (30.8%)
% 0.18/0.50  false clauses given          9
% 0.18/0.50  
% 0.18/0.50        FALSE     TRUE
% 0.18/0.50     9  0         3
% 0.18/0.50    10  0         1
% 0.18/0.50    11  0         1
% 0.18/0.50    13  5         2
% 0.18/0.50    14  1         3
% 0.18/0.50    15  8         3
% 0.18/0.50    17  4         4
% 0.18/0.50    19  6         6
% 0.18/0.50    21  6         7
% 0.18/0.50    22  2         3
% 0.18/0.50    23  2         4
% 0.18/0.50    24  0         1
% 0.18/0.50    25  1         5
% 0.18/0.50    26  0         2
% 0.18/0.50    29  3         12
% 0.18/0.50    32  0         1
% 0.18/0.50    34  0         3
% 0.18/0.50    35  0         2
% 0.18/0.50    37  1         5
% 0.18/0.50    39  0         1
% 0.18/0.50    41  1         3
% 0.18/0.50  tot:  40        72      (64.3% true)
% 0.18/0.50  
% 0.18/0.50  
% 0.18/0.50  Model 5 [ 1 -2 62 ] (0.00 seconds, 1105 Inserts)
% 0.18/0.50  
% 0.18/0.50  That finishes the proof of the theorem.
% 0.18/0.50  
% 0.18/0.50  Process 18157 finished Sat Jul  9 20:28:40 2022
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