TSTP Solution File: SET985+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SET985+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n004.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 05:22:13 EDT 2022

% Result   : Theorem 0.19s 0.41s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : SET985+1 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12  % Command  : sos-script %s
% 0.12/0.33  % Computer : n004.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jul 11 06:20:22 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.35  ----- Otter 3.2, August 2001 -----
% 0.12/0.35  The process was started by sandbox on n004.cluster.edu,
% 0.12/0.35  Mon Jul 11 06:20:22 2022
% 0.12/0.35  The command was "./sos".  The process ID is 11874.
% 0.12/0.35  
% 0.12/0.35  set(prolog_style_variables).
% 0.12/0.35  set(auto).
% 0.12/0.35     dependent: set(auto1).
% 0.12/0.35     dependent: set(process_input).
% 0.12/0.35     dependent: clear(print_kept).
% 0.12/0.35     dependent: clear(print_new_demod).
% 0.12/0.35     dependent: clear(print_back_demod).
% 0.12/0.35     dependent: clear(print_back_sub).
% 0.12/0.35     dependent: set(control_memory).
% 0.12/0.35     dependent: assign(max_mem, 12000).
% 0.12/0.35     dependent: assign(pick_given_ratio, 4).
% 0.12/0.35     dependent: assign(stats_level, 1).
% 0.12/0.35     dependent: assign(pick_semantic_ratio, 3).
% 0.12/0.35     dependent: assign(sos_limit, 5000).
% 0.12/0.35     dependent: assign(max_weight, 60).
% 0.12/0.35  clear(print_given).
% 0.12/0.35  
% 0.12/0.35  formula_list(usable).
% 0.12/0.35  
% 0.12/0.35  SCAN INPUT: prop=0, horn=0, equality=1, symmetry=0, max_lits=3.
% 0.12/0.35  
% 0.12/0.35  This ia a non-Horn set with equality.  The strategy will be
% 0.12/0.35  Knuth-Bendix, ordered hyper_res, ur_res, factoring, and
% 0.12/0.35  unit deletion, with positive clauses in sos and nonpositive
% 0.12/0.35  clauses in usable.
% 0.12/0.35  
% 0.12/0.35     dependent: set(knuth_bendix).
% 0.12/0.35     dependent: set(para_from).
% 0.12/0.35     dependent: set(para_into).
% 0.12/0.35     dependent: clear(para_from_right).
% 0.12/0.35     dependent: clear(para_into_right).
% 0.12/0.35     dependent: set(para_from_vars).
% 0.12/0.35     dependent: set(eq_units_both_ways).
% 0.12/0.35     dependent: set(dynamic_demod_all).
% 0.12/0.35     dependent: set(dynamic_demod).
% 0.12/0.35     dependent: set(order_eq).
% 0.12/0.35     dependent: set(back_demod).
% 0.12/0.35     dependent: set(lrpo).
% 0.12/0.35     dependent: set(hyper_res).
% 0.12/0.35     dependent: set(unit_deletion).
% 0.12/0.35     dependent: set(factor).
% 0.12/0.35  
% 0.12/0.35  ------------> process usable:
% 0.12/0.35  
% 0.12/0.35  ------------> process sos:
% 0.12/0.35    Following clause subsumed by 15 during input processing: 0 [copy,15,flip.1] {-} A=A.
% 0.12/0.35  
% 0.12/0.35  ======= end of input processing =======
% 0.12/0.38  
% 0.12/0.38  Model 1 (0.00 seconds, 0 Inserts)
% 0.12/0.38  
% 0.12/0.38  Stopped by limit on number of solutions
% 0.12/0.38  
% 0.12/0.38  
% 0.12/0.38  -------------- Softie stats --------------
% 0.12/0.38  
% 0.12/0.38  UPDATE_STOP: 300
% 0.12/0.38  SFINDER_TIME_LIMIT: 2
% 0.12/0.38  SHORT_CLAUSE_CUTOFF: 4
% 0.12/0.38  number of clauses in intial UL: 9
% 0.12/0.38  number of clauses initially in problem: 15
% 0.12/0.38  percentage of clauses intially in UL: 60
% 0.12/0.38  percentage of distinct symbols occuring in initial UL: 81
% 0.12/0.38  percent of all initial clauses that are short: 100
% 0.12/0.38  absolute distinct symbol count: 11
% 0.12/0.38     distinct predicate count: 3
% 0.12/0.38     distinct function count: 1
% 0.12/0.38     distinct constant count: 7
% 0.12/0.38  
% 0.12/0.38  ---------- no more Softie stats ----------
% 0.12/0.38  
% 0.12/0.38  
% 0.12/0.38  
% 0.12/0.38  Model 2 (0.00 seconds, 0 Inserts)
% 0.12/0.38  
% 0.12/0.38  Stopped by limit on number of solutions
% 0.12/0.38  
% 0.12/0.38  =========== start of search ===========
% 0.19/0.41  
% 0.19/0.41  -------- PROOF -------- 
% 0.19/0.41  % SZS status Theorem
% 0.19/0.41  % SZS output start Refutation
% 0.19/0.41  
% 0.19/0.41  Model 3 (0.00 seconds, 0 Inserts)
% 0.19/0.41  
% 0.19/0.41  Stopped by limit on number of solutions
% 0.19/0.41  
% 0.19/0.41  Model 4 (0.00 seconds, 0 Inserts)
% 0.19/0.41  
% 0.19/0.41  Stopped by limit on number of solutions
% 0.19/0.41  
% 0.19/0.41  Model 5 (0.00 seconds, 0 Inserts)
% 0.19/0.41  
% 0.19/0.41  Stopped by limit on number of solutions
% 0.19/0.41  
% 0.19/0.41  ----> UNIT CONFLICT at   0.04 sec ----> 161 [binary,160.1,8.1] {-} $F.
% 0.19/0.41  
% 0.19/0.41  Length of proof is 6.  Level of proof is 6.
% 0.19/0.41  
% 0.19/0.41  ---------------- PROOF ----------------
% 0.19/0.41  % SZS status Theorem
% 0.19/0.41  % SZS output start Refutation
% 0.19/0.41  
% 0.19/0.41  2 [] {+} cartesian_product2(A,B)!=empty_set|A=empty_set|B=empty_set.
% 0.19/0.41  5 [] {+} -subset(cartesian_product2(A,B),cartesian_product2(C,D))|cartesian_product2(A,B)=empty_set|subset(A,C).
% 0.19/0.41  6 [] {+} -subset(cartesian_product2(A,B),cartesian_product2(C,D))|cartesian_product2(A,B)=empty_set|subset(B,D).
% 0.19/0.41  7 [] {+} -empty($c6).
% 0.19/0.41  8 [] {+} -subset($c5,$c3).
% 0.19/0.41  10 [] {+} empty(empty_set).
% 0.19/0.41  13 [] {-} subset(cartesian_product2($c6,$c5),cartesian_product2($c4,$c3))|subset(cartesian_product2($c5,$c6),cartesian_product2($c3,$c4)).
% 0.19/0.41  14 [] {+} subset(empty_set,A).
% 0.19/0.41  20 [hyper,13,6,unit_del,8] {-} subset(cartesian_product2($c5,$c6),cartesian_product2($c3,$c4))|cartesian_product2($c6,$c5)=empty_set.
% 0.19/0.41  50 [hyper,20,5,unit_del,8] {-} cartesian_product2($c6,$c5)=empty_set|cartesian_product2($c5,$c6)=empty_set.
% 0.19/0.41  75 [hyper,50,2,flip.2,flip.3] {-} cartesian_product2($c5,$c6)=empty_set|empty_set=$c6|empty_set=$c5.
% 0.19/0.41  91 [hyper,75,2,factor_simp,factor_simp] {-} empty_set=$c6|empty_set=$c5.
% 0.19/0.41  97,96 [para_from,91.1.1,10.1.1,unit_del,7] {-} empty_set=$c5.
% 0.19/0.41  160 [back_demod,14,demod,97] {-} subset($c5,A).
% 0.19/0.41  161 [binary,160.1,8.1] {-} $F.
% 0.19/0.41  
% 0.19/0.41  % SZS output end Refutation
% 0.19/0.41  ------------ end of proof -------------
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  Search stopped by max_proofs option.
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  Search stopped by max_proofs option.
% 0.19/0.41  
% 0.19/0.41  ============ end of search ============
% 0.19/0.41  
% 0.19/0.41  ----------- soft-scott stats ----------
% 0.19/0.41  
% 0.19/0.41  true clauses given           3      (25.0%)
% 0.19/0.41  false clauses given          9
% 0.19/0.41  
% 0.19/0.41        FALSE     TRUE
% 0.19/0.41    12  5         0
% 0.19/0.41    13  2         2
% 0.19/0.41    15  6         0
% 0.19/0.41    17  8         0
% 0.19/0.41    18  4         0
% 0.19/0.41    19  3         0
% 0.19/0.41    20  10        2
% 0.19/0.41    21  2         0
% 0.19/0.41    22  4         4
% 0.19/0.41  tot:  44        8      (15.4% true)
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  Model 5 (0.00 seconds, 0 Inserts)
% 0.19/0.41  
% 0.19/0.41  That finishes the proof of the theorem.
% 0.19/0.41  
% 0.19/0.41  Process 11874 finished Mon Jul 11 06:20:22 2022
%------------------------------------------------------------------------------