TSTP Solution File: SYN986+1.004 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : SYN986+1.004 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-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  : 300s
% DateTime : Wed Jul 27 13:25:38 EDT 2022

% Result   : Unknown 1.60s 1.79s
% Output   : None 
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYN986+1.004 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.13  % Command  : otter-tptp-script %s
% 0.12/0.34  % Computer : n018.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 11:27:01 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.60/1.79  ----- Otter 3.3f, August 2004 -----
% 1.60/1.79  The process was started by sandbox2 on n018.cluster.edu,
% 1.60/1.79  Wed Jul 27 11:27:01 2022
% 1.60/1.79  The command was "./otter".  The process ID is 17088.
% 1.60/1.79  
% 1.60/1.79  set(prolog_style_variables).
% 1.60/1.79  set(auto).
% 1.60/1.79     dependent: set(auto1).
% 1.60/1.79     dependent: set(process_input).
% 1.60/1.79     dependent: clear(print_kept).
% 1.60/1.79     dependent: clear(print_new_demod).
% 1.60/1.79     dependent: clear(print_back_demod).
% 1.60/1.79     dependent: clear(print_back_sub).
% 1.60/1.79     dependent: set(control_memory).
% 1.60/1.79     dependent: assign(max_mem, 12000).
% 1.60/1.79     dependent: assign(pick_given_ratio, 4).
% 1.60/1.79     dependent: assign(stats_level, 1).
% 1.60/1.79     dependent: assign(max_seconds, 10800).
% 1.60/1.79  clear(print_given).
% 1.60/1.79  
% 1.60/1.79  formula_list(usable).
% 1.60/1.79  all Y r(Y,zero,succ(Y)).
% 1.60/1.79  all Y X Z Z1 (r(Y,X,Z)-> (r(Z,X,Z1)->r(Y,succ(X),Z1))).
% 1.60/1.79  -(exists Z4 Z3 Z2 Z1 Z0 (r(zero,zero,Z4)&r(zero,Z4,Z3)&r(zero,Z3,Z2)&r(zero,Z2,Z1)&r(zero,Z1,Z0))).
% 1.60/1.79  end_of_list.
% 1.60/1.79  
% 1.60/1.79  -------> usable clausifies to:
% 1.60/1.79  
% 1.60/1.79  list(usable).
% 1.60/1.79  0 [] r(Y,zero,succ(Y)).
% 1.60/1.79  0 [] -r(Y,X,Z)| -r(Z,X,Z1)|r(Y,succ(X),Z1).
% 1.60/1.79  0 [] -r(zero,zero,Z4)| -r(zero,Z4,Z3)| -r(zero,Z3,Z2)| -r(zero,Z2,Z1)| -r(zero,Z1,Z0).
% 1.60/1.79  end_of_list.
% 1.60/1.79  
% 1.60/1.79  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=5.
% 1.60/1.79  
% 1.60/1.79  This is a Horn set without equality.  The strategy will
% 1.60/1.79  be hyperresolution, with satellites in sos and nuclei
% 1.60/1.79  in usable.
% 1.60/1.79  
% 1.60/1.79     dependent: set(hyper_res).
% 1.60/1.79     dependent: clear(order_hyper).
% 1.60/1.79  
% 1.60/1.79  ------------> process usable:
% 1.60/1.79  ** KEPT (pick-wt=13): 1 [] -r(A,B,C)| -r(C,B,D)|r(A,succ(B),D).
% 1.60/1.79  ** KEPT (pick-wt=20): 2 [] -r(zero,zero,A)| -r(zero,A,B)| -r(zero,B,C)| -r(zero,C,D)| -r(zero,D,E).
% 1.60/1.79  
% 1.60/1.79  ------------> process sos:
% 1.60/1.79  ** KEPT (pick-wt=5): 3 [] r(A,zero,succ(A)).
% 1.60/1.79  
% 1.60/1.79  ======= end of input processing =======
% 1.60/1.79  
% 1.60/1.79  =========== start of search ===========
% 1.60/1.79  
% 1.60/1.79  ------------- memory usage ------------
% 1.60/1.79  1 mallocs of 1000000 bytes each, 976.6 K.
% 1.60/1.79    type (bytes each)        gets      frees     in use      avail      bytes
% 1.60/1.79  sym_ent ( 300)              121          0        121          0     35.4 K
% 1.60/1.79  term (  20)                4086       2967       1119          0     21.9 K
% 1.60/1.79  rel (  20)                 3851       2722       1129          0     22.1 K
% 1.60/1.79  term_ptr (   8)             546          0        546          0      4.3 K
% 1.60/1.79  formula_ptr_2 (  28)          0          0          0          0      0.0 K
% 1.60/1.79  fpa_head (  12)              74          0         74          0      0.9 K
% 1.60/1.79  fnode (1608)                 74          0         74          0    116.2 K
% 1.60/1.79  fpa_tree (  32)             748        740          8         23      1.0 K
% 1.60/1.79  context ( 776)              236        232          4          2      4.5 K
% 1.60/1.79  trail (  12)                336        331          5          5      0.1 K
% 1.60/1.79  imd_tree (  20)               1          0          1          0      0.0 K
% 1.60/1.79  imd_pos (2016)                0          0          0          0      0.0 K
% 1.60/1.79  is_tree (  12)             1076          0       1076          0     12.6 K
% 1.60/1.79  is_pos (1216)                93         92          1          2      3.6 K
% 1.60/1.79  fsub_pos (   8)              23         22          1          0      0.0 K
% 1.60/1.79  literal (  16)               54         25         29          0      0.5 K
% 1.60/1.79  clause (  40)                24          8         16          0      0.6 K
% 1.60/1.79  list ( 264)                  14          6          8          2      2.6 K
% 1.60/1.79  clash_nd (  44)             166        165          1          3      0.2 K
% 1.60/1.79  clause_ptr (   8)            12          0         12          0      0.1 K
% 1.60/1.79  ilist (   8)                 72         32         40          0      0.3 K
% 1.60/1.79  ci_ptr (  12)                 0          0          0          0      0.0 K
% 1.60/1.79  link_node (  68)              0          0          0          0      0.0 K
% 1.60/1.79  ans_lit_node(  12)            0          0          0          0      0.0 K
% 1.60/1.79  formula_box( 148)             0          0          0          0      0.0 K
% 1.60/1.79  formula(  20)                39         39          0         26      0.5 K
% 1.60/1.79  formula_ptr(   8)             3          3          0          3      0.0 K
% 1.60/1.79  cl_attribute(  16)            0          0          0          0      0.0 K
% 1.60/1.79  glist (   8)                  0          0          0          0      0.0 K
% 1.60/1.79  g2list (  12)                 0          0          0          0      0.0 K
% 1.60/1.79  
% 1.60/1.79  -------------- statistics -------------
% 1.60/1.79  clauses given                  9
% 1.60/1.79  clauses generated             18
% 1.60/1.79    hyper_res generated         18
% 1.60/1.79  demod & eval rewrites          0
% 1.60/1.79  clauses wt,lit,sk delete       0
% 1.60/1.79  tautologies deleted            0
% 1.60/1.79  clauses forward subsumed       8
% 1.60/1.79    (subsumed by sos)            8
% 1.60/1.79  unit deletions                 0
% 1.60/1.79  factor simplifications         0
% 1.60/1.79  clauses kept                  12
% 1.60/1.79  new demodulators               0
% 1.60/1.79  empty clauses                  0
% 1.60/1.79  clauses back demodulated       0
% 1.60/1.79  clauses back subsumed          0
% 1.60/1.79  usable size                   11
% 1.60/1.79  sos size                       1
% 1.60/1.79  demodulators size              0
% 1.60/1.79  passive size                   0
% 1.60/1.79  hot size                       0
% 1.60/1.79  Kbytes malloced              976
% 1.60/1.79  
% 1.60/1.79  ----------- times (seconds) -----------
% 1.60/1.79  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.60/1.79  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.60/1.79  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.60/1.79  
% 1.60/1.79  Forward subsumption counts, subsumer:number_subsumed.
% 1.60/1.79   1:0     2:0     3:0     4:1     5:1     6:1     7:1     8:1     9:1    10:1   
% 1.60/1.79  11:1    12:0    13:0    14:0    15:0    16:0    17:0    18:0    19:0    20:0   
% 1.60/1.79  21:0    22:0    23:0    24:0    25:0    26:0    27:0    28:0    29:0    30:0   
% 1.60/1.79  31:0    32:0    33:0    34:0    35:0    36:0    37:0    38:0    39:0    40:0   
% 1.60/1.79  41:0    42:0    43:0    44:0    45:0    46:0    47:0    48:0    49:0    50:0   
% 1.60/1.79  51:0    52:0    53:0    54:0    55:0    56:0    57:0    58:0    59:0    60:0   
% 1.60/1.79  61:0    62:0    63:0    64:0    65:0    66:0    67:0    68:0    69:0    70:0   
% 1.60/1.79  71:0    72:0    73:0    74:0    75:0    76:0    77:0    78:0    79:0    80:0   
% 1.60/1.79  81:0    82:0 
% 1.60/1.79  ********** ABNORMAL END **********
% 1.60/1.79  
% 1.60/1.79  ********** is_retrieve, increase MAX_FS_TERM_DEPTH.
% 1.60/1.79     83:0    84:0    85:0    86:0    87:0    88:0    89:0    90:0   
% 1.60/1.79  91:0    92:0    93:0    94:0    95:0    96:0    97:0    98:0    99:0    
% 1.60/1.79  All others: 0.
% 1.60/1.79  
% 1.60/1.79  ********** ABNORMAL END **********
% 1.60/1.79  
% 1.60/1.79  ********** is_retrieve, increase MAX_FS_TERM_DEPTH.
% 1.60/1.79  Otter interrupted
% 1.60/1.79  PROOF NOT FOUND
%------------------------------------------------------------------------------