TSTP Solution File: SET987+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SET987+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n008.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 05:22:14 EDT 2022

% Result   : Theorem 0.19s 0.42s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET987+1 : TPTP v8.1.0. Released v3.2.0.
% 0.12/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n008.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 Jul 10 11:59:23 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.36  ----- Otter 3.2, August 2001 -----
% 0.19/0.36  The process was started by sandbox2 on n008.cluster.edu,
% 0.19/0.36  Sun Jul 10 11:59:23 2022
% 0.19/0.36  The command was "./sos".  The process ID is 24055.
% 0.19/0.36  
% 0.19/0.36  set(prolog_style_variables).
% 0.19/0.36  set(auto).
% 0.19/0.36     dependent: set(auto1).
% 0.19/0.36     dependent: set(process_input).
% 0.19/0.36     dependent: clear(print_kept).
% 0.19/0.36     dependent: clear(print_new_demod).
% 0.19/0.36     dependent: clear(print_back_demod).
% 0.19/0.36     dependent: clear(print_back_sub).
% 0.19/0.36     dependent: set(control_memory).
% 0.19/0.36     dependent: assign(max_mem, 12000).
% 0.19/0.36     dependent: assign(pick_given_ratio, 4).
% 0.19/0.36     dependent: assign(stats_level, 1).
% 0.19/0.36     dependent: assign(pick_semantic_ratio, 3).
% 0.19/0.36     dependent: assign(sos_limit, 5000).
% 0.19/0.36     dependent: assign(max_weight, 60).
% 0.19/0.36  clear(print_given).
% 0.19/0.36  
% 0.19/0.36  formula_list(usable).
% 0.19/0.36  
% 0.19/0.36  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=2.
% 0.19/0.36  
% 0.19/0.36  This ia a non-Horn set with equality.  The strategy will be
% 0.19/0.36  Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.19/0.36  unit deletion, with positive clauses in sos and nonpositive
% 0.19/0.36  clauses in usable.
% 0.19/0.36  
% 0.19/0.36     dependent: set(knuth_bendix).
% 0.19/0.36     dependent: set(para_from).
% 0.19/0.36     dependent: set(para_into).
% 0.19/0.36     dependent: clear(para_from_right).
% 0.19/0.36     dependent: clear(para_into_right).
% 0.19/0.36     dependent: set(para_from_vars).
% 0.19/0.36     dependent: set(eq_units_both_ways).
% 0.19/0.36     dependent: set(dynamic_demod_all).
% 0.19/0.36     dependent: set(dynamic_demod).
% 0.19/0.36     dependent: set(order_eq).
% 0.19/0.36     dependent: set(back_demod).
% 0.19/0.36     dependent: set(lrpo).
% 0.19/0.36     dependent: set(hyper_res).
% 0.19/0.36     dependent: set(unit_deletion).
% 0.19/0.36     dependent: set(factor).
% 0.19/0.36  
% 0.19/0.36  ------------> process usable:
% 0.19/0.36  
% 0.19/0.36  ------------> process sos:
% 0.19/0.36    Following clause subsumed by 9 during input processing: 0 [copy,9,flip.1] {-} set_union2(A,B)=set_union2(B,A).
% 0.19/0.36    Following clause subsumed by 16 during input processing: 0 [copy,16,flip.1] {-} A=A.
% 0.19/0.36  
% 0.19/0.36  ======= end of input processing =======
% 0.19/0.39  
% 0.19/0.39  Model 1 (0.00 seconds, 0 Inserts)
% 0.19/0.39  
% 0.19/0.39  Stopped by limit on number of solutions
% 0.19/0.39  
% 0.19/0.39  
% 0.19/0.39  -------------- Softie stats --------------
% 0.19/0.39  
% 0.19/0.39  UPDATE_STOP: 300
% 0.19/0.39  SFINDER_TIME_LIMIT: 2
% 0.19/0.39  SHORT_CLAUSE_CUTOFF: 4
% 0.19/0.39  number of clauses in intial UL: 7
% 0.19/0.39  number of clauses initially in problem: 16
% 0.19/0.39  percentage of clauses intially in UL: 43
% 0.19/0.39  percentage of distinct symbols occuring in initial UL: 90
% 0.19/0.39  percent of all initial clauses that are short: 100
% 0.19/0.39  absolute distinct symbol count: 10
% 0.19/0.39     distinct predicate count: 3
% 0.19/0.39     distinct function count: 3
% 0.19/0.39     distinct constant count: 4
% 0.19/0.39  
% 0.19/0.39  ---------- no more Softie stats ----------
% 0.19/0.39  
% 0.19/0.39  
% 0.19/0.39  
% 0.19/0.39  =========== start of search ===========
% 0.19/0.42  
% 0.19/0.42  -------- PROOF -------- 
% 0.19/0.42  % SZS status Theorem
% 0.19/0.42  % SZS output start Refutation
% 0.19/0.42  
% 0.19/0.42  Model 2 (0.00 seconds, 0 Inserts)
% 0.19/0.42  
% 0.19/0.42  Stopped by limit on number of solutions
% 0.19/0.42  
% 0.19/0.42  Model 3 (0.00 seconds, 0 Inserts)
% 0.19/0.42  
% 0.19/0.42  Stopped by limit on number of solutions
% 0.19/0.42  
% 0.19/0.42  Model 4 (0.00 seconds, 0 Inserts)
% 0.19/0.42  
% 0.19/0.42  Stopped by limit on number of solutions
% 0.19/0.42  
% 0.19/0.42  Model 5 (0.00 seconds, 0 Inserts)
% 0.19/0.42  
% 0.19/0.42  Stopped by limit on number of solutions
% 0.19/0.42  
% 0.19/0.42  ----> UNIT CONFLICT at   0.04 sec ----> 25 [binary,23.1,17.1] {+} $F.
% 0.19/0.42  
% 0.19/0.42  Length of proof is 2.  Level of proof is 1.
% 0.19/0.42  
% 0.19/0.42  ---------------- PROOF ----------------
% 0.19/0.42  % SZS status Theorem
% 0.19/0.42  % SZS output start Refutation
% 0.19/0.42  
% 0.19/0.42  5 [] {+} -in($c4,$c3).
% 0.19/0.42  6 [] {-} set_difference(set_union2($c3,singleton($c4)),singleton($c4))!=$c3.
% 0.19/0.42  14,13 [] {+} set_difference(set_union2(A,B),B)=set_difference(A,B).
% 0.19/0.42  15 [] {+} set_difference(A,singleton(B))=A|in(B,A).
% 0.19/0.42  17 [back_demod,6,demod,14] {-} set_difference($c3,singleton($c4))!=$c3.
% 0.19/0.42  23 [hyper,15,5] {-} set_difference($c3,singleton($c4))=$c3.
% 0.19/0.42  25 [binary,23.1,17.1] {+} $F.
% 0.19/0.42  
% 0.19/0.42  % SZS output end Refutation
% 0.19/0.42  ------------ end of proof -------------
% 0.19/0.42  
% 0.19/0.42  
% 0.19/0.42  Search stopped by max_proofs option.
% 0.19/0.42  
% 0.19/0.42  
% 0.19/0.42  Search stopped by max_proofs option.
% 0.19/0.42  
% 0.19/0.42  ============ end of search ============
% 0.19/0.42  
% 0.19/0.42  ----------- soft-scott stats ----------
% 0.19/0.42  
% 0.19/0.42  true clauses given           2      (33.3%)
% 0.19/0.42  false clauses given          4
% 0.19/0.42  
% 0.19/0.42        FALSE     TRUE
% 0.19/0.42     6  1         0
% 0.19/0.42     9  1         0
% 0.19/0.42    15  0         1
% 0.19/0.42  tot:  2         1      (33.3% true)
% 0.19/0.42  
% 0.19/0.42  
% 0.19/0.42  Model 5 (0.00 seconds, 0 Inserts)
% 0.19/0.42  
% 0.19/0.42  That finishes the proof of the theorem.
% 0.19/0.42  
% 0.19/0.42  Process 24055 finished Sun Jul 10 11:59:23 2022
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