TSTP Solution File: LCL076-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : LCL076-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n013.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 14:27:44 EDT 2022

% Result   : Unsatisfiable 0.35s 0.54s
% Output   : Refutation 0.35s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : LCL076-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : sos-script %s
% 0.12/0.32  % Computer : n013.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32  % CPULimit : 300
% 0.12/0.32  % WCLimit  : 600
% 0.12/0.32  % DateTime : Sun Jul  3 15:00:59 EDT 2022
% 0.12/0.32  % CPUTime  : 
% 0.12/0.34  ----- Otter 3.2, August 2001 -----
% 0.12/0.34  The process was started by sandbox2 on n013.cluster.edu,
% 0.12/0.34  Sun Jul  3 15:00:59 2022
% 0.12/0.34  The command was "./sos".  The process ID is 31097.
% 0.12/0.34  
% 0.12/0.34  set(prolog_style_variables).
% 0.12/0.34  set(auto).
% 0.12/0.34     dependent: set(auto1).
% 0.12/0.34     dependent: set(process_input).
% 0.12/0.34     dependent: clear(print_kept).
% 0.12/0.34     dependent: clear(print_new_demod).
% 0.12/0.34     dependent: clear(print_back_demod).
% 0.12/0.34     dependent: clear(print_back_sub).
% 0.12/0.34     dependent: set(control_memory).
% 0.12/0.34     dependent: assign(max_mem, 12000).
% 0.12/0.34     dependent: assign(pick_given_ratio, 4).
% 0.12/0.34     dependent: assign(stats_level, 1).
% 0.12/0.34     dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.34     dependent: assign(sos_limit, 5000).
% 0.12/0.34     dependent: assign(max_weight, 60).
% 0.12/0.34  clear(print_given).
% 0.12/0.34  
% 0.12/0.34  list(usable).
% 0.12/0.34  
% 0.12/0.34  SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 0.12/0.34  
% 0.12/0.34  This is a Horn set without equality.  The strategy will
% 0.12/0.34  be hyperresolution, with satellites in sos and nuclei
% 0.12/0.34  in usable.
% 0.12/0.34  
% 0.12/0.34     dependent: set(hyper_res).
% 0.12/0.34     dependent: clear(order_hyper).
% 0.12/0.34  
% 0.12/0.34  ------------> process usable:
% 0.12/0.34  
% 0.12/0.34  ------------> process sos:
% 0.12/0.34  
% 0.12/0.34  ======= end of input processing =======
% 0.12/0.37  
% 0.12/0.37  Model 1 (0.00 seconds, 0 Inserts)
% 0.12/0.37  
% 0.12/0.37  Stopped by limit on number of solutions
% 0.12/0.37  
% 0.12/0.37  
% 0.12/0.37  -------------- Softie stats --------------
% 0.12/0.37  
% 0.12/0.37  UPDATE_STOP: 300
% 0.12/0.37  SFINDER_TIME_LIMIT: 2
% 0.12/0.37  SHORT_CLAUSE_CUTOFF: 4
% 0.12/0.37  number of clauses in intial UL: 2
% 0.12/0.37  number of clauses initially in problem: 5
% 0.12/0.37  percentage of clauses intially in UL: 40
% 0.12/0.37  percentage of distinct symbols occuring in initial UL: 100
% 0.12/0.37  percent of all initial clauses that are short: 100
% 0.12/0.37  absolute distinct symbol count: 4
% 0.12/0.37     distinct predicate count: 1
% 0.12/0.37     distinct function count: 2
% 0.12/0.37     distinct constant count: 1
% 0.12/0.37  
% 0.12/0.37  ---------- no more Softie stats ----------
% 0.12/0.37  
% 0.12/0.37  
% 0.12/0.37  
% 0.12/0.37  Model 2 (0.00 seconds, 0 Inserts)
% 0.12/0.37  
% 0.12/0.37  Stopped by limit on number of solutions
% 0.12/0.37  
% 0.12/0.37  =========== start of search ===========
% 0.35/0.54  
% 0.35/0.54  -------- PROOF -------- 
% 0.35/0.54  % SZS status Unsatisfiable
% 0.35/0.54  % SZS output start Refutation
% 0.35/0.54  
% 0.35/0.54  Model 3 (0.00 seconds, 0 Inserts)
% 0.35/0.54  
% 0.35/0.54  Stopped by limit on number of solutions
% 0.35/0.54  
% 0.35/0.54  ----> UNIT CONFLICT at   0.18 sec ----> 95 [binary,94.1,2.1] {-} $F.
% 0.35/0.54  
% 0.35/0.54  Length of proof is 15.  Level of proof is 9.
% 0.35/0.54  
% 0.35/0.54  ---------------- PROOF ----------------
% 0.35/0.54  % SZS status Unsatisfiable
% 0.35/0.54  % SZS output start Refutation
% 0.35/0.54  
% 0.35/0.54  1 [] {+} -is_a_theorem(implies(A,B))| -is_a_theorem(A)|is_a_theorem(B).
% 0.35/0.54  2 [] {+} -is_a_theorem(implies(a,not(not(a)))).
% 0.35/0.54  3 [] {+} is_a_theorem(implies(A,implies(B,A))).
% 0.35/0.54  4 [] {+} is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C)))).
% 0.35/0.54  5 [] {-} is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))).
% 0.35/0.54  7 [hyper,5,1,3] {-} is_a_theorem(implies(A,implies(implies(not(B),not(C)),implies(C,B)))).
% 0.35/0.54  8 [hyper,7,1,3] {-} is_a_theorem(implies(A,implies(B,implies(implies(not(C),not(D)),implies(D,C))))).
% 0.35/0.54  13 [hyper,4,1,7] {-} is_a_theorem(implies(implies(A,implies(not(B),not(C))),implies(A,implies(C,B)))).
% 0.35/0.54  15 [hyper,4,1,5] {-} is_a_theorem(implies(implies(implies(not(A),not(B)),B),implies(implies(not(A),not(B)),A))).
% 0.35/0.54  16 [hyper,4,1,3] {+} is_a_theorem(implies(implies(A,B),implies(A,A))).
% 0.35/0.54  19 [hyper,13,1,5] {-} is_a_theorem(implies(implies(not(not(A)),not(not(B))),implies(A,B))).
% 0.35/0.54  20 [hyper,13,1,3] {+} is_a_theorem(implies(not(A),implies(A,B))).
% 0.35/0.54  28 [hyper,16,1,8] {+} is_a_theorem(implies(A,A)).
% 0.35/0.54  29 [hyper,19,1,13] {-} is_a_theorem(implies(implies(not(not(not(A))),not(not(not(B)))),implies(B,A))).
% 0.35/0.54  37 [hyper,28,1,3] {+} is_a_theorem(implies(A,implies(B,B))).
% 0.35/0.54  49 [hyper,37,1,15] {-} is_a_theorem(implies(implies(not(A),not(implies(B,B))),A)).
% 0.35/0.54  53 [hyper,49,1,3] {-} is_a_theorem(implies(A,implies(implies(not(B),not(implies(C,C))),B))).
% 0.35/0.54  58 [hyper,53,1,4] {-} is_a_theorem(implies(implies(A,implies(not(B),not(implies(C,C)))),implies(A,B))).
% 0.35/0.54  86 [hyper,58,1,20] {+} is_a_theorem(implies(not(not(A)),A)).
% 0.35/0.54  94 [hyper,86,1,29] {-} is_a_theorem(implies(A,not(not(A)))).
% 0.35/0.54  95 [binary,94.1,2.1] {-} $F.
% 0.35/0.54  
% 0.35/0.54  % SZS output end Refutation
% 0.35/0.54  ------------ end of proof -------------
% 0.35/0.54  
% 0.35/0.54  
% 0.35/0.54  Search stopped by max_proofs option.
% 0.35/0.54  
% 0.35/0.54  
% 0.35/0.54  Search stopped by max_proofs option.
% 0.35/0.54  
% 0.35/0.54  ============ end of search ============
% 0.35/0.54  
% 0.35/0.54  ----------- soft-scott stats ----------
% 0.35/0.54  
% 0.35/0.54  true clauses given           8      (32.0%)
% 0.35/0.54  false clauses given         17
% 0.35/0.54  
% 0.35/0.54        FALSE     TRUE
% 0.35/0.54     7  0         1
% 0.35/0.54     8  0         2
% 0.35/0.54     9  0         1
% 0.35/0.54    10  0         3
% 0.35/0.54    12  1         3
% 0.35/0.54    14  2         1
% 0.35/0.54    16  16        1
% 0.35/0.54    18  8         0
% 0.35/0.54    20  6         0
% 0.35/0.54    22  3         1
% 0.35/0.54    24  5         0
% 0.35/0.54    26  1         0
% 0.35/0.54    28  1         0
% 0.35/0.54    30  0         1
% 0.35/0.54    32  1         0
% 0.35/0.54  tot:  44        14      (24.1% true)
% 0.35/0.54  
% 0.35/0.54  
% 0.35/0.54  Model 3 (0.00 seconds, 0 Inserts)
% 0.35/0.54  
% 0.35/0.54  That finishes the proof of the theorem.
% 0.35/0.54  
% 0.35/0.54  Process 31097 finished Sun Jul  3 15:01:00 2022
%------------------------------------------------------------------------------