TSTP Solution File: LCL105-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : LCL105-1 : TPTP v8.1.0. Released v1.0.0.
% 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 14:27:56 EDT 2022

% Result   : Unsatisfiable 139.36s 139.56s
% Output   : Refutation 139.36s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LCL105-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : sos-script %s
% 0.13/0.32  % Computer : n028.cluster.edu
% 0.13/0.32  % Model    : x86_64 x86_64
% 0.13/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.32  % Memory   : 8042.1875MB
% 0.13/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.32  % CPULimit : 300
% 0.13/0.32  % WCLimit  : 600
% 0.13/0.32  % DateTime : Sun Jul  3 21:48:33 EDT 2022
% 0.13/0.32  % CPUTime  : 
% 0.13/0.33  ----- Otter 3.2, August 2001 -----
% 0.13/0.33  The process was started by sandbox on n028.cluster.edu,
% 0.13/0.33  Sun Jul  3 21:48:33 2022
% 0.13/0.33  The command was "./sos".  The process ID is 32490.
% 0.13/0.33  
% 0.13/0.33  set(prolog_style_variables).
% 0.13/0.33  set(auto).
% 0.13/0.33     dependent: set(auto1).
% 0.13/0.33     dependent: set(process_input).
% 0.13/0.33     dependent: clear(print_kept).
% 0.13/0.33     dependent: clear(print_new_demod).
% 0.13/0.33     dependent: clear(print_back_demod).
% 0.13/0.33     dependent: clear(print_back_sub).
% 0.13/0.33     dependent: set(control_memory).
% 0.13/0.33     dependent: assign(max_mem, 12000).
% 0.13/0.33     dependent: assign(pick_given_ratio, 4).
% 0.13/0.33     dependent: assign(stats_level, 1).
% 0.13/0.33     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.33     dependent: assign(sos_limit, 5000).
% 0.13/0.33     dependent: assign(max_weight, 60).
% 0.13/0.33  clear(print_given).
% 0.13/0.33  
% 0.13/0.33  list(usable).
% 0.13/0.33  
% 0.13/0.33  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 0.13/0.33  
% 0.13/0.33  This is a Horn set without equality.  The strategy will
% 0.13/0.33  be hyperresolution, with satellites in sos and nuclei
% 0.13/0.33  in usable.
% 0.13/0.33  
% 0.13/0.33     dependent: set(hyper_res).
% 0.13/0.33     dependent: clear(order_hyper).
% 0.13/0.33  
% 0.13/0.33  ------------> process usable:
% 0.13/0.33  
% 0.13/0.33  ------------> process sos:
% 0.13/0.33  
% 0.13/0.33  ======= end of input processing =======
% 0.13/0.36  
% 0.13/0.36  Model 1 (0.00 seconds, 0 Inserts)
% 0.13/0.36  
% 0.13/0.36  Stopped by limit on number of solutions
% 0.13/0.36  
% 0.13/0.36  
% 0.13/0.36  -------------- Softie stats --------------
% 0.13/0.36  
% 0.13/0.36  UPDATE_STOP: 300
% 0.13/0.36  SFINDER_TIME_LIMIT: 2
% 0.13/0.36  SHORT_CLAUSE_CUTOFF: 4
% 0.13/0.36  number of clauses in intial UL: 2
% 0.13/0.36  number of clauses initially in problem: 5
% 0.13/0.36  percentage of clauses intially in UL: 40
% 0.13/0.36  percentage of distinct symbols occuring in initial UL: 100
% 0.13/0.36  percent of all initial clauses that are short: 100
% 0.13/0.36  absolute distinct symbol count: 6
% 0.13/0.36     distinct predicate count: 1
% 0.13/0.36     distinct function count: 1
% 0.13/0.36     distinct constant count: 4
% 0.13/0.36  
% 0.13/0.36  ---------- no more Softie stats ----------
% 0.13/0.36  
% 0.13/0.36  
% 0.13/0.36  
% 0.13/0.36  =========== start of search ===========
% 1.29/1.50  
% 1.29/1.50  
% 1.29/1.50  Changing weight limit from 60 to 44.
% 1.29/1.50  
% 1.29/1.50  Model 2 (0.00 seconds, 0 Inserts)
% 1.29/1.50  
% 1.29/1.50  Stopped by limit on number of solutions
% 1.29/1.50  
% 1.29/1.50  Model 3 (0.00 seconds, 0 Inserts)
% 1.29/1.50  
% 1.29/1.50  Stopped by limit on number of solutions
% 1.29/1.50  
% 1.29/1.50  Resetting weight limit to 44 after 90 givens.
% 1.29/1.50  
% 55.46/55.64  
% 55.46/55.64  
% 55.46/55.64  Changing weight limit from 44 to 40.
% 55.46/55.64  
% 55.46/55.64  Modelling stopped after 300 given clauses and 0.00 seconds
% 55.46/55.64  
% 55.46/55.64  
% 55.46/55.64  Resetting weight limit to 40 after 405 givens.
% 55.46/55.64  
% 59.48/59.72  
% 59.48/59.72  
% 59.48/59.72  Changing weight limit from 40 to 36.
% 59.48/59.72  
% 59.48/59.72  Resetting weight limit to 36 after 420 givens.
% 59.48/59.72  
% 62.19/62.41  
% 62.19/62.41  
% 62.19/62.41  Changing weight limit from 36 to 32.
% 62.19/62.41  
% 62.19/62.41  Resetting weight limit to 32 after 430 givens.
% 62.19/62.41  
% 65.09/65.33  
% 65.09/65.33  
% 65.09/65.33  Changing weight limit from 32 to 28.
% 65.09/65.33  
% 65.09/65.33  Resetting weight limit to 28 after 470 givens.
% 65.09/65.33  
% 72.17/72.38  
% 72.17/72.38  
% 72.17/72.38  Changing weight limit from 28 to 24.
% 72.17/72.38  
% 72.17/72.38  Resetting weight limit to 24 after 630 givens.
% 72.17/72.38  
% 139.36/139.56  
% 139.36/139.56  -- HEY sandbox, WE HAVE A PROOF!! -- 
% 139.36/139.56  
% 139.36/139.56  ----> UNIT CONFLICT at 137.09 sec ----> 448119 [binary,448118.1,2.1] {-} $F.
% 139.36/139.56  
% 139.36/139.56  Length of proof is 36.  Level of proof is 13.
% 139.36/139.56  
% 139.36/139.56  ---------------- PROOF ----------------
% 139.36/139.56  % SZS status Unsatisfiable
% 139.36/139.56  % SZS output start Refutation
% 139.36/139.56  
% 139.36/139.56  1 [] {+} -is_a_theorem(equivalent(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 139.36/139.56  2 [] {+} -is_a_theorem(equivalent(equivalent(equivalent(equivalent(equivalent(a,b),equivalent(a,c)),equivalent(b,c)),e),e)).
% 139.36/139.56  3 [] {-} is_a_theorem(equivalent(A,equivalent(equivalent(B,C),equivalent(equivalent(C,B),A)))).
% 139.36/139.56  4 [] {-} is_a_theorem(equivalent(equivalent(A,B),equivalent(equivalent(C,A),equivalent(C,B)))).
% 139.36/139.56  5 [] {-} is_a_theorem(equivalent(equivalent(equivalent(A,B),equivalent(equivalent(B,A),C)),C)).
% 139.36/139.56  7 [hyper,4,1,4] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,C)),equivalent(A,equivalent(equivalent(D,B),equivalent(D,C))))).
% 139.36/139.56  9 [hyper,4,1,3] {-} is_a_theorem(equivalent(equivalent(A,B),equivalent(A,equivalent(equivalent(C,D),equivalent(equivalent(D,C),B))))).
% 139.36/139.56  10 [hyper,5,1,4] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(B,C),equivalent(equivalent(C,B),D))),equivalent(A,D))).
% 139.36/139.56  43 [hyper,7,1,3] {-} is_a_theorem(equivalent(A,equivalent(equivalent(B,equivalent(C,D)),equivalent(B,equivalent(equivalent(D,C),A))))).
% 139.36/139.56  85 [hyper,10,1,4] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,equivalent(equivalent(C,D),equivalent(equivalent(D,C),E)))),equivalent(A,equivalent(B,E)))).
% 139.36/139.56  87 [hyper,10,1,7] {-} is_a_theorem(equivalent(equivalent(equivalent(A,B),equivalent(A,C)),equivalent(B,C))).
% 139.36/139.56  90 [hyper,87,1,10] {-} is_a_theorem(equivalent(equivalent(equivalent(A,equivalent(B,C)),equivalent(A,equivalent(equivalent(C,B),D))),D)).
% 139.36/139.56  93 [hyper,87,1,7] {-} is_a_theorem(equivalent(equivalent(equivalent(A,B),equivalent(A,C)),equivalent(equivalent(D,B),equivalent(D,C)))).
% 139.36/139.56  95 [hyper,87,1,4] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(B,C),equivalent(B,D))),equivalent(A,equivalent(C,D)))).
% 139.36/139.56  338 [hyper,43,1,87] {-} is_a_theorem(equivalent(A,equivalent(B,equivalent(equivalent(C,D),equivalent(equivalent(B,equivalent(D,C)),A))))).
% 139.36/139.56  427 [hyper,90,1,87] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(B,C),equivalent(equivalent(A,equivalent(C,B)),D))),D)).
% 139.36/139.56  459 [hyper,93,1,90] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,equivalent(equivalent(C,D),equivalent(equivalent(B,equivalent(D,C)),E)))),equivalent(A,E))).
% 139.36/139.56  509 [hyper,95,1,95] {-} is_a_theorem(equivalent(equivalent(equivalent(A,B),equivalent(equivalent(C,A),equivalent(C,D))),equivalent(B,D))).
% 139.36/139.56  527 [hyper,95,1,87] {-} is_a_theorem(equivalent(equivalent(equivalent(A,equivalent(B,C)),equivalent(A,equivalent(B,D))),equivalent(C,D))).
% 139.36/139.56  531 [hyper,95,1,9] {-} is_a_theorem(equivalent(equivalent(equivalent(equivalent(A,B),C),D),equivalent(C,equivalent(equivalent(B,A),D)))).
% 139.36/139.56  532 [hyper,95,1,7] {-} is_a_theorem(equivalent(equivalent(equivalent(equivalent(A,B),C),equivalent(B,D)),equivalent(C,equivalent(A,D)))).
% 139.36/139.56  962 [hyper,427,1,93] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(B,C),equivalent(equivalent(D,equivalent(C,B)),equivalent(D,E)))),equivalent(A,E))).
% 139.36/139.56  1125 [hyper,509,1,95] {-} is_a_theorem(equivalent(equivalent(equivalent(A,equivalent(B,C)),equivalent(equivalent(D,A),equivalent(D,equivalent(B,E)))),equivalent(C,E))).
% 139.36/139.56  1254 [hyper,527,1,95] {-} is_a_theorem(equivalent(equivalent(equivalent(A,equivalent(B,equivalent(C,D))),equivalent(A,equivalent(B,equivalent(C,E)))),equivalent(D,E))).
% 139.36/139.56  1338 [hyper,531,1,7] {-} is_a_theorem(equivalent(equivalent(equivalent(equivalent(A,B),C),D),equivalent(equivalent(E,C),equivalent(E,equivalent(equivalent(B,A),D))))).
% 139.36/139.56  1343 [hyper,531,1,527] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,C)),equivalent(equivalent(equivalent(B,D),A),equivalent(D,C)))).
% 139.36/139.56  1354 [hyper,531,1,90] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(B,C),D)),equivalent(equivalent(equivalent(C,B),A),D))).
% 139.36/139.56  1384 [hyper,532,1,338] {-} is_a_theorem(equivalent(A,equivalent(B,equivalent(equivalent(C,D),equivalent(equivalent(E,equivalent(D,C)),equivalent(equivalent(B,E),A)))))).
% 139.36/139.56  2810 [hyper,1354,1,4] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,equivalent(equivalent(C,D),E))),equivalent(A,equivalent(equivalent(equivalent(D,C),B),E)))).
% 139.36/139.56  5495 [hyper,85,1,1343] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,equivalent(equivalent(C,D),E))),equivalent(equivalent(equivalent(B,equivalent(D,C)),A),E))).
% 139.36/139.56  48918 [hyper,1384,1,459] {+} is_a_theorem(equivalent(A,equivalent(equivalent(B,B),A))).
% 139.36/139.56  50601 [hyper,48918,1,962] {-} is_a_theorem(equivalent(equivalent(equivalent(A,equivalent(B,B)),equivalent(A,C)),C)).
% 139.36/139.56  50621 [hyper,48918,1,532] {-} is_a_theorem(equivalent(A,equivalent(B,equivalent(equivalent(B,equivalent(C,C)),A)))).
% 139.36/139.56  51464 [hyper,50601,1,1254] {-} is_a_theorem(equivalent(equivalent(A,equivalent(equivalent(A,equivalent(B,B)),C)),C)).
% 139.36/139.56  52430 [hyper,50621,1,532] {-} is_a_theorem(equivalent(A,equivalent(B,equivalent(equivalent(C,equivalent(D,D)),equivalent(equivalent(B,C),A))))).
% 139.36/139.56  53379 [hyper,51464,1,1125] {-} is_a_theorem(equivalent(equivalent(equivalent(A,B),equivalent(A,equivalent(equivalent(B,equivalent(C,C)),D))),D)).
% 139.36/139.56  78654 [hyper,52430,1,532] {-} is_a_theorem(equivalent(A,equivalent(B,equivalent(equivalent(C,equivalent(D,D)),equivalent(equivalent(E,C),equivalent(equivalent(B,E),A)))))).
% 139.36/139.56  80768 [hyper,53379,1,1338] {-} is_a_theorem(equivalent(equivalent(A,equivalent(B,equivalent(equivalent(C,equivalent(D,D)),E))),equivalent(A,equivalent(equivalent(C,B),E)))).
% 139.36/139.56  443159 [hyper,80768,1,78654] {-} is_a_theorem(equivalent(A,equivalent(equivalent(B,C),equivalent(equivalent(D,B),equivalent(equivalent(C,D),A))))).
% 139.36/139.56  444309 [hyper,443159,1,2810] {-} is_a_theorem(equivalent(A,equivalent(equivalent(equivalent(B,C),equivalent(B,D)),equivalent(equivalent(D,C),A)))).
% 139.36/139.56  448118 [hyper,444309,1,5495] {-} is_a_theorem(equivalent(equivalent(equivalent(equivalent(equivalent(A,B),equivalent(A,C)),equivalent(B,C)),D),D)).
% 139.36/139.56  448119 [binary,448118.1,2.1] {-} $F.
% 139.36/139.56  
% 139.36/139.56  % SZS output end Refutation
% 139.36/139.56  ------------ end of proof -------------
% 139.36/139.56  
% 139.36/139.56  
% 139.36/139.56  Search stopped by max_proofs option.
% 139.36/139.56  
% 139.36/139.56  
% 139.36/139.56  Search stopped by max_proofs option.
% 139.36/139.56  
% 139.36/139.56  ============ end of search ============
% 139.36/139.56  
% 139.36/139.56  ----------- soft-scott stats ----------
% 139.36/139.56  
% 139.36/139.56  true clauses given         716      (21.9%)
% 139.36/139.56  false clauses given       2549
% 139.36/139.56  
% 139.36/139.56        FALSE     TRUE
% 139.36/139.56    16  5         0
% 139.36/139.56    20  2495      1137
% 139.36/139.56    24  0         1363
% 139.36/139.56  tot:  2500      2500      (50.0% true)
% 139.36/139.56  
% 139.36/139.56  
% 139.36/139.56  Model 3 (0.01 seconds, 0 Inserts)
% 139.36/139.56  
% 139.36/139.56  That finishes the proof of the theorem.
% 139.36/139.56  
% 139.36/139.56  Process 32490 finished Sun Jul  3 21:50:53 2022
%------------------------------------------------------------------------------