TSTP Solution File: SEU144+2 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SEU144+2 : TPTP v8.1.0. Released v3.3.0.
% 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 : Tue Jul 19 14:27:06 EDT 2022

% Result   : Unknown 0.20s 0.44s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU144+2 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n018.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 : Sun Jun 19 17:09:34 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.37  ----- Otter 3.2, August 2001 -----
% 0.13/0.37  The process was started by sandbox on n018.cluster.edu,
% 0.13/0.37  Sun Jun 19 17:09:34 2022
% 0.13/0.37  The command was "./sos".  The process ID is 15395.
% 0.13/0.37  
% 0.13/0.37  set(prolog_style_variables).
% 0.13/0.37  set(auto).
% 0.13/0.37     dependent: set(auto1).
% 0.13/0.37     dependent: set(process_input).
% 0.13/0.37     dependent: clear(print_kept).
% 0.13/0.37     dependent: clear(print_new_demod).
% 0.13/0.37     dependent: clear(print_back_demod).
% 0.13/0.37     dependent: clear(print_back_sub).
% 0.13/0.37     dependent: set(control_memory).
% 0.13/0.37     dependent: assign(max_mem, 12000).
% 0.13/0.37     dependent: assign(pick_given_ratio, 4).
% 0.13/0.37     dependent: assign(stats_level, 1).
% 0.13/0.37     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.37     dependent: assign(sos_limit, 5000).
% 0.13/0.37     dependent: assign(max_weight, 60).
% 0.13/0.37  clear(print_given).
% 0.13/0.37  
% 0.13/0.37  formula_list(usable).
% 0.13/0.37  
% 0.13/0.37  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=4.
% 0.13/0.37  
% 0.13/0.37  This ia a non-Horn set with equality.  The strategy will be
% 0.13/0.37  Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.13/0.37  unit deletion, with positive clauses in sos and nonpositive
% 0.13/0.37  clauses in usable.
% 0.13/0.37  
% 0.13/0.37     dependent: set(knuth_bendix).
% 0.13/0.37     dependent: set(para_from).
% 0.13/0.37     dependent: set(para_into).
% 0.13/0.37     dependent: clear(para_from_right).
% 0.13/0.37     dependent: clear(para_into_right).
% 0.13/0.37     dependent: set(para_from_vars).
% 0.13/0.37     dependent: set(eq_units_both_ways).
% 0.13/0.37     dependent: set(dynamic_demod_all).
% 0.13/0.37     dependent: set(dynamic_demod).
% 0.13/0.37     dependent: set(order_eq).
% 0.13/0.37     dependent: set(back_demod).
% 0.13/0.37     dependent: set(lrpo).
% 0.13/0.37     dependent: set(hyper_res).
% 0.13/0.37     dependent: set(unit_deletion).
% 0.13/0.37     dependent: set(factor).
% 0.13/0.37  
% 0.13/0.37  ------------> process usable:
% 0.13/0.37    Following clause subsumed by 41 during input processing: 0 [] {-} set_difference(A,B)!=empty_set|subset(A,B).
% 0.13/0.37    Following clause subsumed by 42 during input processing: 0 [] {-} set_difference(A,B)=empty_set| -subset(A,B).
% 0.13/0.37  
% 0.13/0.37  ------------> process sos:
% 0.13/0.37    Following clause subsumed by 84 during input processing: 0 [copy,84,flip.1] {-} unordered_pair(A,B)=unordered_pair(B,A).
% 0.13/0.37    Following clause subsumed by 85 during input processing: 0 [copy,85,flip.1] {-} set_union2(A,B)=set_union2(B,A).
% 0.13/0.37    Following clause subsumed by 130 during input processing: 0 [copy,130,flip.1] {-} A=A.
% 0.13/0.37  130 back subsumes 81.
% 0.13/0.37  130 back subsumes 79.
% 0.13/0.37  130 back subsumes 66.
% 0.13/0.37    Following clause subsumed by 131 during input processing: 0 [copy,131,flip.1] {-} set_difference(A,set_difference(A,B))=set_difference(B,set_difference(B,A)).
% 0.13/0.37  
% 0.13/0.37  ======= end of input processing =======
% 0.20/0.44  
% 0.20/0.44  
% 0.20/0.44  Failed to model usable list: disabling FINDER
% 0.20/0.44  
% 0.20/0.44  
% 0.20/0.44  
% 0.20/0.44  -------------- Softie stats --------------
% 0.20/0.44  
% 0.20/0.44  UPDATE_STOP: 300
% 0.20/0.44  SFINDER_TIME_LIMIT: 2
% 0.20/0.44  SHORT_CLAUSE_CUTOFF: 4
% 0.20/0.44  number of clauses in intial UL: 55
% 0.20/0.44  number of clauses initially in problem: 120
% 0.20/0.44  percentage of clauses intially in UL: 45
% 0.20/0.44  percentage of distinct symbols occuring in initial UL: 61
% 0.20/0.44  percent of all initial clauses that are short: 100
% 0.20/0.44  absolute distinct symbol count: 26
% 0.20/0.44     distinct predicate count: 6
% 0.20/0.44     distinct function count: 15
% 0.20/0.44     distinct constant count: 5
% 0.20/0.44  
% 0.20/0.44  ---------- no more Softie stats ----------
% 0.20/0.44  
% 0.20/0.44  
% 0.20/0.44  
% 0.20/0.44  =========== start of search ===========
% 0.20/0.44  set_difference(A,A)=empty_set.
% 0.20/0.44  
% 0.20/0.44  ------------- memory usage ------------
% 0.20/0.44  14 mallocs of 32700 bytes each, 447.1 K.
% 0.20/0.44    type (bytes each)        gets      frees     in use      avail      bytes
% 0.20/0.44  sym_ent ( 304)              139          0        139          0     41.3 K
% 0.20/0.44  term (  32)                9527       7665       1862         17     58.7 K
% 0.20/0.44  rel (  40)                 7369       5278       2091         13     82.2 K
% 0.20/0.44  term_ptr (  16)            5600       1977       3623         32     57.1 K
% 0.20/0.44  formula_ptr_2 (  56)          0          0          0          0      0.0 K
% 0.20/0.44  fpa_head (  24)             726        150        576          9     13.7 K
% 0.20/0.44  fpa_tree (  56)             465        465          0         11      0.6 K
% 0.20/0.44  context (1288)             1736       1736          0          5      6.3 K
% 0.20/0.44  trail (  24)               3271       3271          0          7      0.2 K
% 0.20/0.44  imd_tree (  32)              31          7         24          0      0.8 K
% 0.20/0.44  imd_pos (4024)              210        210          0          3     11.8 K
% 0.20/0.44  is_tree (  24)              796        173        623          7     14.8 K
% 0.20/0.44  is_pos (2424)              9492       9492          0          6     14.2 K
% 0.20/0.44  fsub_pos (  16)            1087       1087          0          1      0.0 K
% 0.20/0.44  literal (  32)             1027        291        736          3     23.1 K
% 0.20/0.44  clause (  88)               463        138        325          1     28.0 K
% 0.20/0.44  list ( 272)                  76         69          7          2      2.4 K
% 0.20/0.44  clash_nd (  80)              13         13          0          1      0.1 K
% 0.20/0.44  clause_ptr (  16)           331         98        233          2      3.7 K
% 0.20/0.44  int_ptr (  16)             1217        456        761          7     12.0 K
% 0.20/0.44  ci_ptr (  24)                 0          0          0          0      0.0 K
% 0.20/0.44  link_node ( 120)              0          0          0          0      0.0 K
% 0.20/0.44  ans_lit_node(  24)            0          0          0          0      0.0 K
% 0.20/0.44  formula_box( 168)             0          0          0          0      0.0 K
% 0.20/0.44  formula(  40)               679        679          0        338     13.2 K
% 0.20/0.44  formula_ptr(  16)            66         66          0         66      1.0 K
% 0.20/0.44  cl_attribute(  24)            0          0          0          0      0.0 K
% 0.20/0.44  
% 0.20/0.44  ********** is_delete, can't find end.
% 0.20/0.44  r time          0.00
% 0.20/0.44  FINDER time            0.00
% 0.20/0.44    unindex time         0.00
% 0.20/0.44  
% 0.20/0.44  Forward subsumption counts, subsumer:number_subsumed.
% 0.20/0.44   1:0     2:0     3:0     4:0     5:0     6:0     7:0     8:0     9:0    10:0   
% 0.20/0.44  11:0    12:1    13:0    14:0    15:0    16:0    17:0    18:0    19:0    20:0   
% 0.20/0.44  21:0    22:0    23:0    24:0    25:0    26:1    27:0    28:0    29:0    30:0   
% 0.20/0.44  31:0    32:0    33:0    34:0    35:0    36:0    37:0    38:1    39:0    40:0   
% 0.20/0.44  41:1    42:1    43:0    44:0    45:1    46:0    47:0    48:0    49:0    50:0   
% 0.20/0.44  51:0    52:0    53:0    54:0    55:0    56:0    57:0    58:0    59:0    60:0   
% 0.20/0.44  61:0    62:0    63:0    64:0    65:0    66:0    67:1    68:0    69:0    70:0   
% 0.20/0.44  71:0    72:0    73:0    74:0    75:0    76:0    77:0    78:0    79:0    80:0   
% 0.20/0.44  81:0    82:0    83:2    84:6    85:1    86:0    87:0    88:0    89:0    90:0   
% 0.20/0.44  91:0    92:0    93:0    94:0    95:4    96:0    97:0    98:0    99:0    
% 0.20/0.44  All others: 36.
% 0.20/0.44  
% 0.20/0.44  ********** ABNORMAL END **********
% 0.20/0.44  
% 0.20/0.44  ********** is_delete, can't find end.
%------------------------------------------------------------------------------