TSTP Solution File: SYN643-1 by SOS---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SOS---2.0
% Problem  : SYN643-1 : TPTP v8.1.0. Released v2.5.0.
% 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 : Thu Jul 21 12:14:41 EDT 2022

% Result   : Unsatisfiable 1.67s 1.86s
% Output   : Refutation 1.67s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : SYN643-1 : TPTP v8.1.0. Released v2.5.0.
% 0.04/0.13  % 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 : Tue Jul 12 01:52:08 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.37  ----- Otter 3.2, August 2001 -----
% 0.13/0.37  The process was started by sandbox on n008.cluster.edu,
% 0.13/0.37  Tue Jul 12 01:52:08 2022
% 0.13/0.37  The command was "./sos".  The process ID is 19122.
% 0.13/0.37  
% 0.13/0.37  set(prolog_style_variables).
% 0.13/0.37  set(auto).
% 0.13/0.37     dependent: set(auto1).
% 0.13/0.37     dependent: set(process_input).
% 0.13/0.37     dependent: clear(print_kept).
% 0.13/0.37     dependent: clear(print_new_demod).
% 0.13/0.37     dependent: clear(print_back_demod).
% 0.13/0.37     dependent: clear(print_back_sub).
% 0.13/0.37     dependent: set(control_memory).
% 0.13/0.37     dependent: assign(max_mem, 12000).
% 0.13/0.37     dependent: assign(pick_given_ratio, 4).
% 0.13/0.37     dependent: assign(stats_level, 1).
% 0.13/0.37     dependent: assign(pick_semantic_ratio, 3).
% 0.13/0.37     dependent: assign(sos_limit, 5000).
% 0.13/0.37     dependent: assign(max_weight, 60).
% 0.13/0.37  clear(print_given).
% 0.13/0.37  
% 0.13/0.37  list(usable).
% 0.13/0.37  
% 0.13/0.37  SCAN INPUT: prop=0, horn=0, equality=0, symmetry=0, max_lits=6.
% 0.13/0.37  
% 0.13/0.37  This is a non-Horn set without equality.  The strategy
% 0.13/0.37  will be ordered hyper_res, ur_res, unit deletion, and
% 0.13/0.37  factoring, with satellites in sos and nuclei in usable.
% 0.13/0.37  
% 0.13/0.37     dependent: set(hyper_res).
% 0.13/0.37     dependent: set(factor).
% 0.13/0.37     dependent: set(unit_deletion).
% 0.13/0.37  
% 0.13/0.37  ------------> process usable:
% 0.13/0.37  
% 0.13/0.37  ------------> process sos:
% 0.13/0.37  46 back subsumes 30.
% 0.13/0.37  47 back subsumes 31.
% 0.13/0.37  48 back subsumes 32.
% 0.13/0.37  49 back subsumes 33.
% 0.13/0.37  50 back subsumes 34.
% 0.13/0.37  51 back subsumes 35.
% 0.13/0.37  
% 0.13/0.37  ======= end of input processing =======
% 0.39/0.58  
% 0.39/0.58  Stopped by limit on insertions
% 0.39/0.58  
% 0.39/0.58  
% 0.39/0.58  Failed to model usable list: disabling FINDER
% 0.39/0.58  
% 0.39/0.58  
% 0.39/0.58  
% 0.39/0.58  -------------- Softie stats --------------
% 0.39/0.58  
% 0.39/0.58  UPDATE_STOP: 300
% 0.39/0.58  SFINDER_TIME_LIMIT: 2
% 0.39/0.58  SHORT_CLAUSE_CUTOFF: 4
% 0.39/0.58  number of clauses in intial UL: 37
% 0.39/0.58  number of clauses initially in problem: 51
% 0.39/0.58  percentage of clauses intially in UL: 72
% 0.39/0.58  percentage of distinct symbols occuring in initial UL: 100
% 0.39/0.58  percent of all initial clauses that are short: 100
% 0.39/0.58  absolute distinct symbol count: 19
% 0.39/0.58     distinct predicate count: 8
% 0.39/0.58     distinct function count: 8
% 0.39/0.58     distinct constant count: 3
% 0.39/0.58  
% 0.39/0.58  ---------- no more Softie stats ----------
% 0.39/0.58  
% 0.39/0.58  
% 0.39/0.58  
% 0.39/0.58  =========== start of search ===========
% 0.59/0.80  
% 0.59/0.80  
% 0.59/0.80  Changing weight limit from 60 to 44.
% 0.59/0.80  
% 0.59/0.80  Resetting weight limit to 44 after 85 givens.
% 0.59/0.80  
% 0.76/0.94  
% 0.76/0.94  
% 0.76/0.94  Changing weight limit from 44 to 41.
% 0.76/0.94  
% 0.76/0.94  Resetting weight limit to 41 after 90 givens.
% 0.76/0.94  
% 0.86/1.04  
% 0.86/1.04  
% 0.86/1.04  Changing weight limit from 41 to 38.
% 0.86/1.04  
% 0.86/1.04  Resetting weight limit to 38 after 95 givens.
% 0.86/1.04  
% 1.00/1.21  
% 1.00/1.21  
% 1.00/1.21  Changing weight limit from 38 to 32.
% 1.00/1.21  
% 1.00/1.21  Resetting weight limit to 32 after 110 givens.
% 1.00/1.21  
% 1.08/1.26  
% 1.08/1.26  
% 1.08/1.26  Changing weight limit from 32 to 28.
% 1.08/1.26  
% 1.08/1.26  Resetting weight limit to 28 after 120 givens.
% 1.08/1.26  
% 1.08/1.28  
% 1.08/1.28  
% 1.08/1.28  Changing weight limit from 28 to 25.
% 1.08/1.28  
% 1.08/1.28  Resetting weight limit to 25 after 125 givens.
% 1.08/1.28  
% 1.08/1.29  
% 1.08/1.29  
% 1.08/1.29  Changing weight limit from 25 to 24.
% 1.08/1.29  
% 1.08/1.29  Resetting weight limit to 24 after 130 givens.
% 1.08/1.29  
% 1.51/1.72  
% 1.51/1.72  
% 1.51/1.72  Changing weight limit from 24 to 21.
% 1.51/1.72  
% 1.51/1.72  Resetting weight limit to 21 after 175 givens.
% 1.51/1.72  
% 1.67/1.86  
% 1.67/1.86  -------- PROOF -------- 
% 1.67/1.86  % SZS status Unsatisfiable
% 1.67/1.86  % SZS output start Refutation
% 1.67/1.86  
% 1.67/1.86  Modelling stopped after 300 given clauses and 0.00 seconds
% 1.67/1.86  
% 1.67/1.86  
% 1.67/1.86  ----> UNIT CONFLICT at   1.43 sec ----> 20255 [binary,20254.1,14.1] {-} $F.
% 1.67/1.86  
% 1.67/1.86  Length of proof is 4.  Level of proof is 3.
% 1.67/1.86  
% 1.67/1.86  ---------------- PROOF ----------------
% 1.67/1.86  % SZS status Unsatisfiable
% 1.67/1.86  % SZS output start Refutation
% 1.67/1.86  
% 1.67/1.86  10 [] {+} p4(A,B)| -p4(C,A)| -p4(C,B).
% 1.67/1.86  14 [] {+} -p4(f5(f10(f3(c19),f3(c18))),f9(f5(c19),f5(c18))).
% 1.67/1.86  21 [] {+} p4(f9(A,B),f9(C,D))| -p4(B,D)| -p4(A,C).
% 1.67/1.86  23 [] {+} p4(f5(f10(A,B)),f9(f5(A),f5(B)))| -p15(A)| -p15(B).
% 1.67/1.86  44 [] {-} p15(f3(c19)).
% 1.67/1.86  45 [] {-} p15(f3(c18)).
% 1.67/1.86  48 [] {-} p4(A,A).
% 1.67/1.86  53 [] {-} p4(f5(f3(c18)),f5(c18)).
% 1.67/1.86  54 [] {-} p4(f5(f3(c19)),f5(c19)).
% 1.67/1.86  72 [hyper,45,23,44] {-} p4(f5(f10(f3(c19),f3(c18))),f9(f5(f3(c19)),f5(f3(c18)))).
% 1.67/1.86  87 [hyper,54,21,53] {-} p4(f9(f5(f3(c19)),f5(f3(c18))),f9(f5(c19),f5(c18))).
% 1.67/1.86  3673 [hyper,72,10,48] {-} p4(f9(f5(f3(c19)),f5(f3(c18))),f5(f10(f3(c19),f3(c18)))).
% 1.67/1.86  20254 [hyper,3673,10,87] {-} p4(f5(f10(f3(c19),f3(c18))),f9(f5(c19),f5(c18))).
% 1.67/1.86  20255 [binary,20254.1,14.1] {-} $F.
% 1.67/1.86  
% 1.67/1.86  % SZS output end Refutation
% 1.67/1.86  ------------ end of proof -------------
% 1.67/1.86  
% 1.67/1.86  
% 1.67/1.86  Search stopped by max_proofs option.
% 1.67/1.86  
% 1.67/1.86  
% 1.67/1.86  Search stopped by max_proofs option.
% 1.67/1.86  
% 1.67/1.86  ============ end of search ============
% 1.67/1.86  
% 1.67/1.86  That finishes the proof of the theorem.
% 1.67/1.86  
% 1.67/1.86  Process 19122 finished Tue Jul 12 01:52:10 2022
%------------------------------------------------------------------------------