TSTP Solution File: LCL379-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : LCL379-1 : TPTP v8.1.0. Released v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n028.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 : Sun Jul 17 14:29:48 EDT 2022

% Result   : Unsatisfiable 0.69s 0.88s
% Output   : Refutation 0.69s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11  % Problem  : LCL379-1 : TPTP v8.1.0. Released v2.3.0.
% 0.02/0.12  % Command  : sos-script %s
% 0.12/0.31  % Computer : n028.cluster.edu
% 0.12/0.31  % Model    : x86_64 x86_64
% 0.12/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.31  % Memory   : 8042.1875MB
% 0.12/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.31  % CPULimit : 300
% 0.12/0.31  % WCLimit  : 600
% 0.12/0.31  % DateTime : Mon Jul  4 22:17:50 EDT 2022
% 0.12/0.31  % CPUTime  : 
% 0.17/0.33  ----- Otter 3.2, August 2001 -----
% 0.17/0.33  The process was started by sandbox on n028.cluster.edu,
% 0.17/0.33  Mon Jul  4 22:17:50 2022
% 0.17/0.33  The command was "./sos".  The process ID is 11339.
% 0.17/0.33  
% 0.17/0.33  set(prolog_style_variables).
% 0.17/0.33  set(auto).
% 0.17/0.33     dependent: set(auto1).
% 0.17/0.33     dependent: set(process_input).
% 0.17/0.33     dependent: clear(print_kept).
% 0.17/0.33     dependent: clear(print_new_demod).
% 0.17/0.33     dependent: clear(print_back_demod).
% 0.17/0.33     dependent: clear(print_back_sub).
% 0.17/0.33     dependent: set(control_memory).
% 0.17/0.33     dependent: assign(max_mem, 12000).
% 0.17/0.33     dependent: assign(pick_given_ratio, 4).
% 0.17/0.33     dependent: assign(stats_level, 1).
% 0.17/0.33     dependent: assign(pick_semantic_ratio, 3).
% 0.17/0.33     dependent: assign(sos_limit, 5000).
% 0.17/0.33     dependent: assign(max_weight, 60).
% 0.17/0.33  clear(print_given).
% 0.17/0.33  
% 0.17/0.33  list(usable).
% 0.17/0.33  
% 0.17/0.33  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 0.17/0.33  
% 0.17/0.33  This is a Horn set without equality.  The strategy will
% 0.17/0.33  be hyperresolution, with satellites in sos and nuclei
% 0.17/0.33  in usable.
% 0.17/0.33  
% 0.17/0.33     dependent: set(hyper_res).
% 0.17/0.33     dependent: clear(order_hyper).
% 0.17/0.33  
% 0.17/0.33  ------------> process usable:
% 0.17/0.33  
% 0.17/0.33  ------------> process sos:
% 0.17/0.33  
% 0.17/0.33  ======= end of input processing =======
% 0.17/0.35  
% 0.17/0.35  Model 1 (0.00 seconds, 0 Inserts)
% 0.17/0.35  
% 0.17/0.35  Stopped by limit on number of solutions
% 0.17/0.35  
% 0.17/0.35  
% 0.17/0.35  -------------- Softie stats --------------
% 0.17/0.35  
% 0.17/0.35  UPDATE_STOP: 300
% 0.17/0.35  SFINDER_TIME_LIMIT: 2
% 0.17/0.35  SHORT_CLAUSE_CUTOFF: 4
% 0.17/0.35  number of clauses in intial UL: 2
% 0.17/0.35  number of clauses initially in problem: 5
% 0.17/0.35  percentage of clauses intially in UL: 40
% 0.17/0.35  percentage of distinct symbols occuring in initial UL: 100
% 0.17/0.35  percent of all initial clauses that are short: 100
% 0.17/0.35  absolute distinct symbol count: 4
% 0.17/0.35     distinct predicate count: 1
% 0.17/0.35     distinct function count: 2
% 0.17/0.35     distinct constant count: 1
% 0.17/0.35  
% 0.17/0.35  ---------- no more Softie stats ----------
% 0.17/0.35  
% 0.17/0.35  
% 0.17/0.35  
% 0.17/0.35  =========== start of search ===========
% 0.69/0.88  
% 0.69/0.88  -------- PROOF -------- 
% 0.69/0.88  % SZS status Unsatisfiable
% 0.69/0.88  % SZS output start Refutation
% 0.69/0.88  
% 0.69/0.88  Model 2 (0.00 seconds, 0 Inserts)
% 0.69/0.88  
% 0.69/0.88  Stopped by limit on number of solutions
% 0.69/0.88  
% 0.69/0.88  Model 3 (0.00 seconds, 0 Inserts)
% 0.69/0.88  
% 0.69/0.88  Stopped by limit on number of solutions
% 0.69/0.88  
% 0.69/0.88  Model 4 [ 1 1 175 ] (0.00 seconds, 54317 Inserts)
% 0.69/0.88  
% 0.69/0.88  Model 5 [ 1 0 25 ] (0.00 seconds, 38006 Inserts)
% 0.69/0.88  
% 0.69/0.88  ----> UNIT CONFLICT at   0.52 sec ----> 1987 [binary,1986.1,2.1] {-} $F.
% 0.69/0.88  
% 0.69/0.88  Length of proof is 31.  Level of proof is 18.
% 0.69/0.88  
% 0.69/0.88  ---------------- PROOF ----------------
% 0.69/0.88  % SZS status Unsatisfiable
% 0.69/0.88  % SZS output start Refutation
% 0.69/0.88  
% 0.69/0.88  1 [] {+} -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 0.69/0.88  2 [] {+} -is_a_theorem(implies(implies(x,not(x)),not(x))).
% 0.69/0.88  3 [] {-} is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).
% 0.69/0.88  4 [] {+} is_a_theorem(implies(implies(not(A),A),A)).
% 0.69/0.88  5 [] {+} is_a_theorem(implies(A,implies(not(A),B))).
% 0.69/0.88  6 [hyper,3,1,3] {-} is_a_theorem(implies(implies(implies(implies(A,B),implies(C,B)),D),implies(implies(C,A),D))).
% 0.69/0.88  7 [hyper,4,1,3] {+} is_a_theorem(implies(implies(A,B),implies(implies(not(A),A),B))).
% 0.69/0.88  9 [hyper,5,1,3] {-} is_a_theorem(implies(implies(implies(not(A),B),C),implies(A,C))).
% 0.69/0.88  15 [hyper,9,1,4] {+} is_a_theorem(implies(A,A)).
% 0.69/0.88  18 [hyper,6,1,6] {-} is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(D,B),implies(A,implies(D,C))))).
% 0.69/0.88  21 [hyper,6,1,9] {-} is_a_theorem(implies(implies(A,not(B)),implies(B,implies(A,C)))).
% 0.69/0.88  24 [hyper,21,1,9] {+} is_a_theorem(implies(A,implies(B,implies(not(A),C)))).
% 0.69/0.88  26 [hyper,21,1,3] {-} is_a_theorem(implies(implies(implies(A,implies(B,C)),D),implies(implies(B,not(A)),D))).
% 0.69/0.88  55 [hyper,24,1,3] {-} is_a_theorem(implies(implies(implies(A,implies(not(B),C)),D),implies(B,D))).
% 0.69/0.88  71 [hyper,55,1,3] {-} is_a_theorem(implies(A,implies(implies(implies(not(A),B),C),implies(D,C)))).
% 0.69/0.88  85 [hyper,71,1,15] {-} is_a_theorem(implies(implies(implies(not(implies(A,A)),B),C),implies(D,C))).
% 0.69/0.88  111 [hyper,85,1,4] {+} is_a_theorem(implies(A,implies(B,B))).
% 0.69/0.88  162 [hyper,111,1,3] {-} is_a_theorem(implies(implies(implies(A,A),B),implies(C,B))).
% 0.69/0.88  198 [hyper,162,1,3] {-} is_a_theorem(implies(implies(implies(A,B),C),implies(implies(implies(D,D),B),C))).
% 0.69/0.88  203 [hyper,162,1,7] {+} is_a_theorem(implies(A,implies(implies(not(B),B),B))).
% 0.69/0.88  437 [hyper,203,1,18] {-} is_a_theorem(implies(implies(A,implies(not(B),B)),implies(C,implies(A,B)))).
% 0.69/0.88  931 [hyper,437,1,437] {-} is_a_theorem(implies(A,implies(implies(B,implies(not(C),C)),implies(B,C)))).
% 0.69/0.88  937 [hyper,437,1,55] {+} is_a_theorem(implies(A,implies(B,implies(C,A)))).
% 0.69/0.88  939 [hyper,437,1,26] {-} is_a_theorem(implies(implies(not(A),not(B)),implies(C,implies(B,A)))).
% 0.69/0.88  971 [hyper,939,1,437] {-} is_a_theorem(implies(A,implies(implies(not(B),not(C)),implies(C,B)))).
% 0.69/0.88  991 [hyper,937,1,437] {+} is_a_theorem(implies(A,implies(B,implies(C,B)))).
% 0.69/0.88  1097 [hyper,991,1,991] {+} is_a_theorem(implies(A,implies(B,A))).
% 0.69/0.88  1124 [hyper,971,1,971] {-} is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))).
% 0.69/0.88  1137 [hyper,1124,1,437] {-} is_a_theorem(implies(A,implies(implies(not(B),not(not(B))),B))).
% 0.69/0.88  1166 [hyper,1137,1,1137] {-} is_a_theorem(implies(implies(not(A),not(not(A))),A)).
% 0.69/0.88  1182 [hyper,1166,1,198] {+} is_a_theorem(implies(implies(implies(A,A),not(not(B))),B)).
% 0.69/0.88  1213 [hyper,1097,1,3] {+} is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))).
% 0.69/0.88  1474 [hyper,931,1,931] {-} is_a_theorem(implies(implies(A,implies(not(B),B)),implies(A,B))).
% 0.69/0.88  1505 [hyper,1474,1,6] {-} is_a_theorem(implies(implies(not(A),B),implies(implies(B,A),A))).
% 0.69/0.88  1893 [hyper,1213,1,1182] {+} is_a_theorem(implies(not(not(A)),A)).
% 0.69/0.88  1986 [hyper,1893,1,1505] {-} is_a_theorem(implies(implies(A,not(A)),not(A))).
% 0.69/0.88  1987 [binary,1986.1,2.1] {-} $F.
% 0.69/0.88  
% 0.69/0.88  % SZS output end Refutation
% 0.69/0.88  ------------ end of proof -------------
% 0.69/0.88  
% 0.69/0.88  
% 0.69/0.88  Search stopped by max_proofs option.
% 0.69/0.88  
% 0.69/0.88  
% 0.69/0.88  Search stopped by max_proofs option.
% 0.69/0.88  
% 0.69/0.88  ============ end of search ============
% 0.69/0.88  
% 0.69/0.88  ----------- soft-scott stats ----------
% 0.69/0.88  
% 0.69/0.88  true clauses given          31      (26.5%)
% 0.69/0.88  false clauses given         86
% 0.69/0.88  
% 0.69/0.88        FALSE     TRUE
% 0.69/0.88     7  0         1
% 0.69/0.88     8  0         1
% 0.69/0.88     9  0         3
% 0.69/0.88    10  0         5
% 0.69/0.88    11  2         21
% 0.69/0.88    12  0         41
% 0.69/0.88    13  23        44
% 0.69/0.88    14  19        84
% 0.69/0.88    15  72        77
% 0.69/0.88    16  26        118
% 0.69/0.88    17  76        99
% 0.69/0.88    18  27        127
% 0.69/0.88    19  68        91
% 0.69/0.88    20  41        94
% 0.69/0.88    21  63        43
% 0.69/0.88    22  39        62
% 0.69/0.88    23  38        32
% 0.69/0.88    24  19        34
% 0.69/0.88    25  40        15
% 0.69/0.88    26  8         23
% 0.69/0.88    27  24        3
% 0.69/0.88    28  9         22
% 0.69/0.88    29  23        1
% 0.69/0.88    30  3         19
% 0.69/0.88    31  41        0
% 0.69/0.88    32  1         13
% 0.69/0.88    33  13        2
% 0.69/0.88    34  0         27
% 0.69/0.88    35  9         0
% 0.69/0.88    36  2         12
% 0.69/0.88    37  9         0
% 0.69/0.88    38  1         5
% 0.69/0.88    39  5         0
% 0.69/0.88    40  0         6
% 0.69/0.88    42  0         4
% 0.69/0.88    43  2         0
% 0.69/0.88    45  1         0
% 0.69/0.88    46  0         2
% 0.69/0.88    48  0         1
% 0.69/0.88    53  2         0
% 0.69/0.88    56  2         0
% 0.69/0.88    59  2         0
% 0.69/0.88  tot:  710       1132      (61.5% true)
% 0.69/0.88  
% 0.69/0.88  
% 0.69/0.88  Model 5 [ 1 0 25 ] (0.00 seconds, 38006 Inserts)
% 0.69/0.88  
% 0.69/0.88  That finishes the proof of the theorem.
% 0.69/0.88  
% 0.69/0.88  Process 11339 finished Mon Jul  4 22:17:50 2022
%------------------------------------------------------------------------------