TSTP Solution File: SEU152+1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SEU152+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n020.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 14:27:12 EDT 2022

% Result   : Theorem 0.18s 0.40s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SEU152+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : sos-script %s
% 0.12/0.33  % Computer : n020.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 Jun 20 02:48:03 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 n020.cluster.edu,
% 0.12/0.35  Mon Jun 20 02:48:03 2022
% 0.12/0.35  The command was "./sos".  The process ID is 20468.
% 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=1, equality=1, symmetry=0, max_lits=2.
% 0.12/0.35  
% 0.12/0.35  This is a Horn set with equality.  The strategy will be
% 0.12/0.35  Knuth-Bendix and hyper_res, with positive clauses in
% 0.12/0.35  sos and nonpositive 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: clear(order_hyper).
% 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 6 during input processing: 0 [copy,6,flip.1] {-} set_union2(A,B)=set_union2(B,A).
% 0.12/0.35    Following clause subsumed by 11 during input processing: 0 [copy,11,flip.1] {-} A=A.
% 0.12/0.35  
% 0.12/0.35  ======= end of input processing =======
% 0.18/0.38  
% 0.18/0.38  Model 1 (0.00 seconds, 0 Inserts)
% 0.18/0.38  
% 0.18/0.38  Stopped by limit on number of solutions
% 0.18/0.38  
% 0.18/0.38  
% 0.18/0.38  -------------- Softie stats --------------
% 0.18/0.38  
% 0.18/0.38  UPDATE_STOP: 300
% 0.18/0.38  SFINDER_TIME_LIMIT: 2
% 0.18/0.38  SHORT_CLAUSE_CUTOFF: 4
% 0.18/0.38  number of clauses in intial UL: 5
% 0.18/0.38  number of clauses initially in problem: 11
% 0.18/0.38  percentage of clauses intially in UL: 45
% 0.18/0.38  percentage of distinct symbols occuring in initial UL: 100
% 0.18/0.38  percent of all initial clauses that are short: 100
% 0.18/0.38  absolute distinct symbol count: 7
% 0.18/0.38     distinct predicate count: 3
% 0.18/0.38     distinct function count: 2
% 0.18/0.38     distinct constant count: 2
% 0.18/0.38  
% 0.18/0.38  ---------- no more Softie stats ----------
% 0.18/0.38  
% 0.18/0.38  
% 0.18/0.38  
% 0.18/0.38  Model 2 (0.00 seconds, 0 Inserts)
% 0.18/0.38  
% 0.18/0.38  Stopped by limit on number of solutions
% 0.18/0.38  
% 0.18/0.38  =========== start of search ===========
% 0.18/0.40  
% 0.18/0.40  -------- PROOF -------- 
% 0.18/0.40  % SZS status Theorem
% 0.18/0.40  % SZS output start Refutation
% 0.18/0.40  
% 0.18/0.40  Model 3 [ 1 1 117 ] (0.00 seconds, 9470 Inserts)
% 0.18/0.40  
% 0.18/0.40  ----> UNIT CONFLICT at   0.04 sec ----> 18 [binary,16.1,2.1] {-} $F.
% 0.18/0.40  
% 0.18/0.40  Length of proof is 2.  Level of proof is 2.
% 0.18/0.40  
% 0.18/0.40  ---------------- PROOF ----------------
% 0.18/0.40  % SZS status Theorem
% 0.18/0.40  % SZS output start Refutation
% 0.18/0.40  
% 0.18/0.40  2 [] {+} set_union2(singleton($c2),$c1)!=$c1.
% 0.18/0.40  4 [] {+} subset(singleton(A),B)| -in(A,B).
% 0.18/0.40  5 [] {+} -subset(A,B)|set_union2(A,B)=B.
% 0.18/0.40  9 [] {-} in($c2,$c1).
% 0.18/0.40  14 [hyper,9,4] {-} subset(singleton($c2),$c1).
% 0.18/0.40  16 [hyper,14,5] {-} set_union2(singleton($c2),$c1)=$c1.
% 0.18/0.40  18 [binary,16.1,2.1] {-} $F.
% 0.18/0.40  
% 0.18/0.40  % SZS output end Refutation
% 0.18/0.40  ------------ end of proof -------------
% 0.18/0.40  
% 0.18/0.40  
% 0.18/0.40  Search stopped by max_proofs option.
% 0.18/0.40  
% 0.18/0.40  
% 0.18/0.40  Search stopped by max_proofs option.
% 0.18/0.40  
% 0.18/0.40  ============ end of search ============
% 0.18/0.40  
% 0.18/0.40  ----------- soft-scott stats ----------
% 0.18/0.40  
% 0.18/0.40  true clauses given           0      (0.0%)
% 0.18/0.40  false clauses given          4
% 0.18/0.40  
% 0.18/0.40        FALSE     TRUE
% 0.18/0.40     3  0         1
% 0.18/0.40     4  0         1
% 0.18/0.40     5  0         1
% 0.18/0.40     6  0         1
% 0.18/0.40     8  0         1
% 0.18/0.40  tot:  0         5      (100.0% true)
% 0.18/0.40  
% 0.18/0.40  
% 0.18/0.40  Model 3 [ 1 0 117 ] (0.00 seconds, 9470 Inserts)
% 0.18/0.40  
% 0.18/0.40  That finishes the proof of the theorem.
% 0.18/0.40  
% 0.18/0.40  Process 20468 finished Mon Jun 20 02:48:03 2022
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