TSTP Solution File: COM004-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : COM004-1 : TPTP v8.1.0. Released v1.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n010.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 : Fri Jul 15 01:43:25 EDT 2022

% Result   : Unsatisfiable 0.20s 0.42s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : COM004-1 : TPTP v8.1.0. Released v1.1.0.
% 0.07/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n010.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 : Thu Jun 16 19:30:38 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.36  ----- Otter 3.2, August 2001 -----
% 0.13/0.36  The process was started by sandbox2 on n010.cluster.edu,
% 0.13/0.36  Thu Jun 16 19:30:38 2022
% 0.13/0.36  The command was "./sos".  The process ID is 1471.
% 0.13/0.36  
% 0.13/0.36  set(prolog_style_variables).
% 0.13/0.36  set(auto).
% 0.13/0.36     dependent: set(auto1).
% 0.13/0.36     dependent: set(process_input).
% 0.13/0.36     dependent: clear(print_kept).
% 0.13/0.36     dependent: clear(print_new_demod).
% 0.13/0.36     dependent: clear(print_back_demod).
% 0.13/0.36     dependent: clear(print_back_sub).
% 0.13/0.36     dependent: set(control_memory).
% 0.13/0.36     dependent: assign(max_mem, 12000).
% 0.13/0.36     dependent: assign(pick_given_ratio, 4).
% 0.13/0.36     dependent: assign(stats_level, 1).
% 0.13/0.36     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.36     dependent: assign(sos_limit, 5000).
% 0.13/0.36     dependent: assign(max_weight, 60).
% 0.13/0.36  clear(print_given).
% 0.13/0.36  
% 0.13/0.36  list(usable).
% 0.13/0.36  
% 0.13/0.36  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=5.
% 0.13/0.36  
% 0.13/0.36  This is a Horn set with equality.  The strategy will be
% 0.13/0.36  Knuth-Bendix and hyper_res, with positive clauses in
% 0.13/0.36  sos and nonpositive clauses in usable.
% 0.13/0.36  
% 0.13/0.36     dependent: set(knuth_bendix).
% 0.13/0.36     dependent: set(para_from).
% 0.13/0.36     dependent: set(para_into).
% 0.13/0.36     dependent: clear(para_from_right).
% 0.13/0.36     dependent: clear(para_into_right).
% 0.13/0.36     dependent: set(para_from_vars).
% 0.13/0.36     dependent: set(eq_units_both_ways).
% 0.13/0.36     dependent: set(dynamic_demod_all).
% 0.13/0.36     dependent: set(dynamic_demod).
% 0.13/0.36     dependent: set(order_eq).
% 0.13/0.36     dependent: set(back_demod).
% 0.13/0.36     dependent: set(lrpo).
% 0.13/0.36     dependent: set(hyper_res).
% 0.13/0.36     dependent: clear(order_hyper).
% 0.13/0.36  
% 0.13/0.36  ------------> process usable:
% 0.13/0.36  
% 0.13/0.36  ------------> process sos:
% 0.13/0.36    Following clause subsumed by 14 during input processing: 0 [copy,14,flip.1] {-} A=A.
% 0.13/0.36  
% 0.13/0.36  ======= end of input processing =======
% 0.13/0.39  
% 0.13/0.39  Model 1 (0.00 seconds, 0 Inserts)
% 0.13/0.39  
% 0.13/0.39  Stopped by limit on number of solutions
% 0.13/0.39  
% 0.13/0.39  
% 0.13/0.39  -------------- Softie stats --------------
% 0.13/0.39  
% 0.13/0.39  UPDATE_STOP: 300
% 0.13/0.39  SFINDER_TIME_LIMIT: 2
% 0.13/0.39  SHORT_CLAUSE_CUTOFF: 4
% 0.13/0.39  number of clauses in intial UL: 2
% 0.13/0.39  number of clauses initially in problem: 12
% 0.13/0.39  percentage of clauses intially in UL: 16
% 0.13/0.39  percentage of distinct symbols occuring in initial UL: 42
% 0.13/0.39  percent of all initial clauses that are short: 91
% 0.13/0.39  absolute distinct symbol count: 14
% 0.13/0.39     distinct predicate count: 4
% 0.13/0.39     distinct function count: 5
% 0.13/0.39     distinct constant count: 5
% 0.13/0.39  
% 0.13/0.39  ---------- no more Softie stats ----------
% 0.13/0.39  
% 0.13/0.39  
% 0.13/0.39  
% 0.13/0.39  Model 2 (0.00 seconds, 0 Inserts)
% 0.13/0.39  
% 0.13/0.39  Stopped by limit on number of solutions
% 0.13/0.39  
% 0.13/0.39  =========== start of search ===========
% 0.20/0.42  
% 0.20/0.42  -------- PROOF -------- 
% 0.20/0.42  % SZS status Unsatisfiable
% 0.20/0.42  % SZS output start Refutation
% 0.20/0.42  
% 0.20/0.42  Model 3 (0.00 seconds, 0 Inserts)
% 0.20/0.42  
% 0.20/0.42  Stopped by limit on number of solutions
% 0.20/0.42  
% 0.20/0.42  Model 4 (0.00 seconds, 0 Inserts)
% 0.20/0.42  
% 0.20/0.42  Stopped by limit on number of solutions
% 0.20/0.42  
% 0.20/0.42  Model 5 (0.00 seconds, 0 Inserts)
% 0.20/0.42  
% 0.20/0.42  Stopped by limit on number of solutions
% 0.20/0.42  
% 0.20/0.42  ----> UNIT CONFLICT at   0.04 sec ----> 17 [binary,16.1,2.1] {-} $F.
% 0.20/0.42  
% 0.20/0.42  Length of proof is 4.  Level of proof is 3.
% 0.20/0.42  
% 0.20/0.42  ---------------- PROOF ----------------
% 0.20/0.42  % SZS status Unsatisfiable
% 0.20/0.42  % SZS output start Refutation
% 0.20/0.42  
% 0.20/0.42  1 [] {+} failure_node(parent_of(A,B),or(C,D))| -failure_node(A,or(C,E))| -failure_node(B,or(D,F))| -contradictory(E,F)| -siblings(A,B).
% 0.20/0.42  2 [] {+} -failure_node(A,or(empty,empty)).
% 0.20/0.42  4 [] {+} contradictory(A,negate(A)).
% 0.20/0.42  5 [] {+} siblings(left_child_of(A),right_child_of(A)).
% 0.20/0.42  6 [] {-} failure_node(n_left,or(empty,atom)).
% 0.20/0.42  7 [] {-} failure_node(n_right,or(empty,negate(atom))).
% 0.20/0.42  8 [] {-} n_left=left_child_of(n).
% 0.20/0.42  9 [copy,8,flip.1] {+} left_child_of(n)=n_left.
% 0.20/0.42  11 [] {-} n_right=right_child_of(n).
% 0.20/0.42  13,12 [copy,11,flip.1] {+} right_child_of(n)=n_right.
% 0.20/0.42  15 [para_into,5.1.1,9.1.1,demod,13] {+} siblings(n_left,n_right).
% 0.20/0.42  16 [hyper,15,1,6,7,4] {-} failure_node(parent_of(n_left,n_right),or(empty,empty)).
% 0.20/0.42  17 [binary,16.1,2.1] {-} $F.
% 0.20/0.42  
% 0.20/0.42  % SZS output end Refutation
% 0.20/0.42  ------------ end of proof -------------
% 0.20/0.42  
% 0.20/0.42  
% 0.20/0.42  Search stopped by max_proofs option.
% 0.20/0.42  
% 0.20/0.42  
% 0.20/0.42  Search stopped by max_proofs option.
% 0.20/0.42  
% 0.20/0.42  ============ end of search ============
% 0.20/0.42  
% 0.20/0.42  ----------- soft-scott stats ----------
% 0.20/0.42  
% 0.20/0.42  true clauses given           3      (33.3%)
% 0.20/0.42  false clauses given          6
% 0.20/0.42  
% 0.20/0.42        FALSE     TRUE
% 0.20/0.42  tot:  0         0      (-nan% true)
% 0.20/0.42  
% 0.20/0.42  
% 0.20/0.42  Model 5 (0.00 seconds, 0 Inserts)
% 0.20/0.42  
% 0.20/0.42  That finishes the proof of the theorem.
% 0.20/0.42  
% 0.20/0.42  Process 1471 finished Thu Jun 16 19:30:38 2022
%------------------------------------------------------------------------------