TSTP Solution File: SET937+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SET937+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n008.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 05:21:59 EDT 2022

% Result   : Unknown 2.74s 2.92s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET937+1 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n008.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sat Jul  9 21:41:38 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.36  ----- Otter 3.2, August 2001 -----
% 0.13/0.36  The process was started by sandbox2 on n008.cluster.edu,
% 0.13/0.36  Sat Jul  9 21:41:38 2022
% 0.13/0.36  The command was "./sos".  The process ID is 11256.
% 0.13/0.36  
% 0.13/0.36  set(prolog_style_variables).
% 0.13/0.36  set(auto).
% 0.13/0.36     dependent: set(auto1).
% 0.13/0.36     dependent: set(process_input).
% 0.13/0.36     dependent: clear(print_kept).
% 0.13/0.36     dependent: clear(print_new_demod).
% 0.13/0.36     dependent: clear(print_back_demod).
% 0.13/0.36     dependent: clear(print_back_sub).
% 0.13/0.36     dependent: set(control_memory).
% 0.13/0.36     dependent: assign(max_mem, 12000).
% 0.13/0.36     dependent: assign(pick_given_ratio, 4).
% 0.13/0.36     dependent: assign(stats_level, 1).
% 0.13/0.36     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.36     dependent: assign(sos_limit, 5000).
% 0.13/0.36     dependent: assign(max_weight, 60).
% 0.13/0.36  clear(print_given).
% 0.13/0.36  
% 0.13/0.36  formula_list(usable).
% 0.13/0.36  
% 0.13/0.36  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 0.13/0.36  
% 0.13/0.36  This ia a non-Horn set with equality.  The strategy will be
% 0.13/0.36  Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.13/0.36  unit deletion, with positive clauses in sos and nonpositive
% 0.13/0.36  clauses in usable.
% 0.13/0.36  
% 0.13/0.36     dependent: set(knuth_bendix).
% 0.13/0.36     dependent: set(para_from).
% 0.13/0.36     dependent: set(para_into).
% 0.13/0.36     dependent: clear(para_from_right).
% 0.13/0.36     dependent: clear(para_into_right).
% 0.13/0.36     dependent: set(para_from_vars).
% 0.13/0.36     dependent: set(eq_units_both_ways).
% 0.13/0.36     dependent: set(dynamic_demod_all).
% 0.13/0.36     dependent: set(dynamic_demod).
% 0.13/0.36     dependent: set(order_eq).
% 0.13/0.36     dependent: set(back_demod).
% 0.13/0.36     dependent: set(lrpo).
% 0.13/0.36     dependent: set(hyper_res).
% 0.13/0.36     dependent: set(unit_deletion).
% 0.13/0.36     dependent: set(factor).
% 0.13/0.36  
% 0.13/0.36  ------------> process usable:
% 0.13/0.36  
% 0.13/0.36  ------------> process sos:
% 0.13/0.36    Following clause subsumed by 37 during input processing: 0 [copy,37,flip.1] {-} set_union2(A,B)=set_union2(B,A).
% 0.13/0.36    Following clause subsumed by 38 during input processing: 0 [copy,38,flip.1] {-} set_intersection2(A,B)=set_intersection2(B,A).
% 0.13/0.36    Following clause subsumed by 53 during input processing: 0 [copy,53,flip.1] {-} A=A.
% 0.13/0.36  
% 0.13/0.36  ======= end of input processing =======
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  Failed to model usable list: disabling FINDER
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  -------------- Softie stats --------------
% 0.19/0.43  
% 0.19/0.43  UPDATE_STOP: 300
% 0.19/0.43  SFINDER_TIME_LIMIT: 2
% 0.19/0.43  SHORT_CLAUSE_CUTOFF: 4
% 0.19/0.43  number of clauses in intial UL: 35
% 0.19/0.43  number of clauses initially in problem: 57
% 0.19/0.43  percentage of clauses intially in UL: 61
% 0.19/0.43  percentage of distinct symbols occuring in initial UL: 95
% 0.19/0.43  percent of all initial clauses that are short: 100
% 0.19/0.43  absolute distinct symbol count: 20
% 0.19/0.43     distinct predicate count: 5
% 0.19/0.43     distinct function count: 10
% 0.19/0.43     distinct constant count: 5
% 0.19/0.43  
% 0.19/0.43  ---------- no more Softie stats ----------
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  =========== start of search ===========
% 1.35/1.54  
% 1.35/1.54  
% 1.35/1.54  Changing weight limit from 60 to 51.
% 1.35/1.54  
% 1.35/1.54  Resetting weight limit to 51 after 110 givens.
% 1.35/1.54  
% 1.57/1.78  
% 1.57/1.78  
% 1.57/1.78  Changing weight limit from 51 to 46.
% 1.57/1.78  
% 1.57/1.78  Resetting weight limit to 46 after 115 givens.
% 1.57/1.78  
% 1.87/2.06  
% 1.87/2.06  
% 1.87/2.06  Changing weight limit from 46 to 41.
% 1.87/2.06  
% 1.87/2.06  Resetting weight limit to 41 after 120 givens.
% 1.87/2.06  
% 2.16/2.36  
% 2.16/2.36  
% 2.16/2.36  Changing weight limit from 41 to 37.
% 2.16/2.36  
% 2.16/2.36  Resetting weight limit to 37 after 125 givens.
% 2.16/2.36  
% 2.28/2.50  
% 2.28/2.50  
% 2.28/2.50  Changing weight limit from 37 to 35.
% 2.28/2.50  
% 2.28/2.50  Resetting weight limit to 35 after 130 givens.
% 2.28/2.50  
% 2.53/2.74  
% 2.53/2.74  
% 2.53/2.74  Changing weight limit from 35 to 32.
% 2.53/2.74  
% 2.53/2.74  Resetting weight limit to 32 after 135 givens.
% 2.53/2.74  
% 2.74/2.92  set_intersection2(A,set_difference(set_difference(B,A),C))=empty_set.
% 2.74/2.92  
% 2.74/2.92  ------------- memory usage ------------
% 2.74/2.92  281 mallocs of 32700 bytes each, 8973.3 K.
% 2.74/2.92    type (bytes each)        gets      frees     in use      avail      bytes
% 2.74/2.92  sym_ent ( 304)              133          0        133          0     39.5 K
% 2.74/2.92  term (  32)              634486     610953      23533       5579    909.8 K
% 2.74/2.92  rel (  40)               551849     509200      42649      10925   2092.7 K
% 2.74/2.92  term_ptr (  16)          370182     222221     147961      49853   3090.8 K
% 2.74/2.92  formula_ptr_2 (  56)          0          0          0          0      0.0 K
% 2.74/2.92  fpa_head (  24)            7658       1773       5885        561    151.1 K
% 2.74/2.92  fpa_tree (  56)           27188      27188          0        287     15.7 K
% 2.74/2.92  context (1288)            96364      96364          0          5      6.3 K
% 2.74/2.92  trail (  24)            2702245    2702245          0         11      0.3 K
% 2.74/2.92  imd_tree (  32)              56          0         56          0      1.8 K
% 2.74/2.92  imd_pos (4024)            54460      54460          0          4     15.7 K
% 2.74/2.92  is_tree (  24)            25743       9930      15813       4425    474.3 K
% 2.74/2.92  is_pos (2424)           3689610    3689610          0         16     37.9 K
% 2.74/2.92  fsub_pos (  16)           81207      81207          0          1      0.0 K
% 2.74/2.92  literal (  32)            79669      62135      17534       3102    644.9 K
% 2.74/2.92  clause (  88)             23595      18032       5563        329    506.3 K
% 2.74/2.92  list ( 272)                  35         28          7          2      2.4 K
% 2.74/2.92  clash_nd (  80)            1023       1023          0          2      0.2 K
% 2.74/2.92  clause_ptr (  16)          8108       2589       5519        327     91.3 K
% 2.74/2.92  int_ptr (  16)           113729      69091      44638       2440    735.6 K
% 2.74/2.92  ci_ptr (  24)                 0          0          0          0      0.0 K
% 2.74/2.92  link_node ( 120)              0          0          0          0      0.0 K
% 2.74/2.92  ans_lit_node(  24)            0          0          0          0      0.0 K
% 2.74/2.92  formula_box( 168)             0          0          0          0      0.0 K
% 2.74/2.92  formula(  40)               309        309          0        140      5.5 K
% 2.74/2.92  formula_ptr(  16)            25         25          0         25      0.4 K
% 2.74/2.92  cl_attribute(  24)            0          0          0          0      0.0 K
% 2.74/2.92  
% 2.74/2.92  ********** is_delete, can't find term.
% 2.74/2.92   0.00
% 2.74/2.92    back subsume         0.00
% 2.74/2.92    factor time          0.00
% 2.74/2.92  FINDER time            0.00
% 2.74/2.92    unindex time         0.00
% 2.74/2.92  
% 2.74/2.92  Forward subsumption counts, subsumer:number_subsumed.
% 2.74/2.92   1:0     2:0     3:0     4:6     5:0     6:0     7:6     8:0     9:0    10:0   
% 2.74/2.92  11:6    12:6    13:0    14:3    15:0    16:0    17:0    18:6    19:9    20:5   
% 2.74/2.92  21:4    22:4    23:4    24:3    25:3    26:0    27:5    28:0    29:39   30:8   
% 2.74/2.92  31:0    32:17   33:17   34:4    35:3    36:12   37:123  38:9    39:13   40:8   
% 2.74/2.92  41:70   42:5    43:24   44:122  45:0    46:0    47:0    48:0    49:3    50:11  
% 2.74/2.92  51:10   52:12   53:635  54:26   55:25   56:69   57:29   58:2    59:8    60:8   
% 2.74/2.92  61:95   62:18   63:70   64:62   65:22   66:22   67:4    68:0    69:0    70:0   
% 2.74/2.92  71:34   72:22   73:23   74:39   75:5    76:2    77:3    78:5    79:0    80:4   
% 2.74/2.92  81:0    82:0    83:0    84:0    85:0    86:0    87:0    88:0    89:0    90:0   
% 2.74/2.92  91:0    92:36   93:69   94:11   95:11   96:4    97:4    98:0    99:0    
% 2.74/2.92  All others: 4188.
% 2.74/2.92  
% 2.74/2.92  ********** ABNORMAL END **********
% 2.74/2.92  
% 2.74/2.92  ********** is_delete, can't find term.
%------------------------------------------------------------------------------