TSTP Solution File: COL098-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : COL098-1 : TPTP v8.1.0. Released v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : sos-script %s

% Computer : n026.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 00:42:14 EDT 2022

% Result   : Unsatisfiable 0.19s 0.45s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : COL098-1 : TPTP v8.1.0. Released v2.7.0.
% 0.07/0.13  % Command  : sos-script %s
% 0.13/0.34  % Computer : n026.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 : Tue May 31 10:12:56 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 sandbox on n026.cluster.edu,
% 0.13/0.36  Tue May 31 10:12:56 2022
% 0.13/0.36  The command was "./sos".  The process ID is 10637.
% 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=4.
% 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 21 during input processing: 0 [copy,21,flip.1] {-} A=A.
% 0.13/0.36  
% 0.13/0.36  ======= end of input processing =======
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  Failed to model usable list: disabling FINDER
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  -------------- Softie stats --------------
% 0.19/0.41  
% 0.19/0.41  UPDATE_STOP: 300
% 0.19/0.42  SFINDER_TIME_LIMIT: 2
% 0.19/0.42  SHORT_CLAUSE_CUTOFF: 4
% 0.19/0.42  number of clauses in intial UL: 13
% 0.19/0.42  number of clauses initially in problem: 18
% 0.19/0.42  percentage of clauses intially in UL: 72
% 0.19/0.42  percentage of distinct symbols occuring in initial UL: 100
% 0.19/0.42  percent of all initial clauses that are short: 100
% 0.19/0.42  absolute distinct symbol count: 15
% 0.19/0.42     distinct predicate count: 3
% 0.19/0.42     distinct function count: 5
% 0.19/0.42     distinct constant count: 7
% 0.19/0.42  
% 0.19/0.42  ---------- no more Softie stats ----------
% 0.19/0.42  
% 0.19/0.42  
% 0.19/0.42  
% 0.19/0.42  =========== start of search ===========
% 0.19/0.45  
% 0.19/0.45  -------- PROOF -------- 
% 0.19/0.45  % SZS status Unsatisfiable
% 0.19/0.45  % SZS output start Refutation
% 0.19/0.45  
% 0.19/0.45  -----> EMPTY CLAUSE at   0.07 sec ----> 1138 [hyper,1116,16,77] {-} $F.
% 0.19/0.45  
% 0.19/0.45  Length of proof is 6.  Level of proof is 4.
% 0.19/0.45  
% 0.19/0.45  ---------------- PROOF ----------------
% 0.19/0.45  % SZS status Unsatisfiable
% 0.19/0.45  % SZS output start Refutation
% 0.19/0.45  
% 0.19/0.45  10 [] {+} -member(pair(A,B),C)|member(pair(A,B),trancl(C)).
% 0.19/0.45  11 [] {+} -trans(A)| -member(pair(B,C),A)| -member(pair(C,D),A)|member(pair(B,D),A).
% 0.19/0.45  12 [] {+} -member(pair(A,B),r)| -member(pair(A,C),r)|member(pair(B,sk1(A,B,C)),r).
% 0.19/0.45  13 [] {+} -member(pair(A,B),r)| -member(pair(A,C),r)|member(pair(C,sk1(A,B,C)),r).
% 0.19/0.45  14 [] {+} -member(pair(x,A),r)|member(pair(A,sk2(A)),trancl(r)).
% 0.19/0.45  15 [] {+} -member(pair(x,A),r)|member(pair(y,sk2(A)),r).
% 0.19/0.45  16 [] {+} -member(pair(sk3,A),trancl(r))| -member(pair(z,A),r).
% 0.19/0.45  17 [] {-} trans(trancl(A)).
% 0.19/0.45  19 [] {-} member(pair(y,z),r).
% 0.19/0.45  20 [] {-} member(pair(x,sk3),r).
% 0.19/0.45  34 [hyper,20,15] {-} member(pair(y,sk2(sk3)),r).
% 0.19/0.45  35 [hyper,20,14] {-} member(pair(sk3,sk2(sk3)),trancl(r)).
% 0.19/0.45  75 [hyper,34,13,19] {-} member(pair(sk2(sk3),sk1(y,z,sk2(sk3))),r).
% 0.19/0.45  77 [hyper,34,12,19] {-} member(pair(z,sk1(y,z,sk2(sk3))),r).
% 0.19/0.45  656 [hyper,75,10] {-} member(pair(sk2(sk3),sk1(y,z,sk2(sk3))),trancl(r)).
% 0.19/0.45  1116 [hyper,656,11,17,35] {-} member(pair(sk3,sk1(y,z,sk2(sk3))),trancl(r)).
% 0.19/0.45  1138 [hyper,1116,16,77] {-} $F.
% 0.19/0.45  
% 0.19/0.45  % SZS output end Refutation
% 0.19/0.45  ------------ end of proof -------------
% 0.19/0.45  
% 0.19/0.45  
% 0.19/0.45  Search stopped by max_proofs option.
% 0.19/0.45  
% 0.19/0.45  
% 0.19/0.45  Search stopped by max_proofs option.
% 0.19/0.45  
% 0.19/0.45  ============ end of search ============
% 0.19/0.45  
% 0.19/0.45  That finishes the proof of the theorem.
% 0.19/0.45  
% 0.19/0.45  Process 10637 finished Tue May 31 10:12:56 2022
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