TSTP Solution File: LCL246-3 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL246-3 : TPTP v8.1.0. Released v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n023.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 : Sun Jul 17 13:45:25 EDT 2022

% Result   : Unsatisfiable 1.53s 1.81s
% Output   : Refutation 1.53s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : LCL246-3 : TPTP v8.1.0. Released v2.3.0.
% 0.04/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.33  % Computer : n023.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jul  3 03:24:58 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 1.42/1.70  ============================== Prover9 ===============================
% 1.42/1.70  Prover9 (32) version 2009-11A, November 2009.
% 1.42/1.70  Process 31220 was started by sandbox on n023.cluster.edu,
% 1.42/1.70  Sun Jul  3 03:24:59 2022
% 1.42/1.70  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_31067_n023.cluster.edu".
% 1.42/1.70  ============================== end of head ===========================
% 1.42/1.70  
% 1.42/1.70  ============================== INPUT =================================
% 1.42/1.70  
% 1.42/1.70  % Reading from file /tmp/Prover9_31067_n023.cluster.edu
% 1.42/1.70  
% 1.42/1.70  set(prolog_style_variables).
% 1.42/1.70  set(auto2).
% 1.42/1.70      % set(auto2) -> set(auto).
% 1.42/1.70      % set(auto) -> set(auto_inference).
% 1.42/1.70      % set(auto) -> set(auto_setup).
% 1.42/1.70      % set(auto_setup) -> set(predicate_elim).
% 1.42/1.70      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.42/1.70      % set(auto) -> set(auto_limits).
% 1.42/1.70      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.42/1.70      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.42/1.70      % set(auto) -> set(auto_denials).
% 1.42/1.70      % set(auto) -> set(auto_process).
% 1.42/1.70      % set(auto2) -> assign(new_constants, 1).
% 1.42/1.70      % set(auto2) -> assign(fold_denial_max, 3).
% 1.42/1.70      % set(auto2) -> assign(max_weight, "200.000").
% 1.42/1.70      % set(auto2) -> assign(max_hours, 1).
% 1.42/1.70      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.42/1.70      % set(auto2) -> assign(max_seconds, 0).
% 1.42/1.70      % set(auto2) -> assign(max_minutes, 5).
% 1.42/1.70      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.42/1.70      % set(auto2) -> set(sort_initial_sos).
% 1.42/1.70      % set(auto2) -> assign(sos_limit, -1).
% 1.42/1.70      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.42/1.70      % set(auto2) -> assign(max_megs, 400).
% 1.42/1.70      % set(auto2) -> assign(stats, some).
% 1.42/1.70      % set(auto2) -> clear(echo_input).
% 1.42/1.70      % set(auto2) -> set(quiet).
% 1.42/1.70      % set(auto2) -> clear(print_initial_clauses).
% 1.42/1.70      % set(auto2) -> clear(print_given).
% 1.42/1.70  assign(lrs_ticks,-1).
% 1.42/1.70  assign(sos_limit,10000).
% 1.42/1.70  assign(order,kbo).
% 1.42/1.70  set(lex_order_vars).
% 1.42/1.70  clear(print_given).
% 1.42/1.70  
% 1.42/1.70  % formulas(sos).  % not echoed (10 formulas)
% 1.42/1.70  
% 1.42/1.70  ============================== end of input ==========================
% 1.42/1.70  
% 1.42/1.70  % From the command line: assign(max_seconds, 300).
% 1.42/1.70  
% 1.42/1.70  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.42/1.70  
% 1.42/1.70  % Formulas that are not ordinary clauses:
% 1.42/1.70  
% 1.42/1.70  ============================== end of process non-clausal formulas ===
% 1.42/1.70  
% 1.42/1.70  ============================== PROCESS INITIAL CLAUSES ===============
% 1.42/1.70  
% 1.42/1.70  ============================== PREDICATE ELIMINATION =================
% 1.42/1.70  1 theorem(A) | -axiom(A) # label(rule_1) # label(axiom).  [assumption].
% 1.42/1.70  2 axiom(implies(or(A,A),A)) # label(axiom_1_2) # label(axiom).  [assumption].
% 1.42/1.70  3 axiom(implies(A,or(B,A))) # label(axiom_1_3) # label(axiom).  [assumption].
% 1.42/1.70  4 axiom(implies(or(A,B),or(B,A))) # label(axiom_1_4) # label(axiom).  [assumption].
% 1.42/1.70  5 axiom(implies(or(A,or(B,C)),or(B,or(A,C)))) # label(axiom_1_5) # label(axiom).  [assumption].
% 1.42/1.70  6 axiom(implies(implies(A,B),implies(or(C,A),or(C,B)))) # label(axiom_1_6) # label(axiom).  [assumption].
% 1.42/1.70  Derived: theorem(implies(or(A,A),A)).  [resolve(1,b,2,a)].
% 1.42/1.70  Derived: theorem(implies(A,or(B,A))).  [resolve(1,b,3,a)].
% 1.42/1.70  Derived: theorem(implies(or(A,B),or(B,A))).  [resolve(1,b,4,a)].
% 1.42/1.70  Derived: theorem(implies(or(A,or(B,C)),or(B,or(A,C)))).  [resolve(1,b,5,a)].
% 1.42/1.70  Derived: theorem(implies(implies(A,B),implies(or(C,A),or(C,B)))).  [resolve(1,b,6,a)].
% 1.42/1.70  
% 1.42/1.70  ============================== end predicate elimination =============
% 1.42/1.70  
% 1.42/1.70  Auto_denials:
% 1.42/1.70    % copying label prove_this to answer in negative clause
% 1.42/1.70  
% 1.42/1.70  Term ordering decisions:
% 1.42/1.70  
% 1.42/1.70  % Assigning unary symbol not kb_weight 0 and highest precedence (8).
% 1.42/1.70  Function symbol KB weights:  p=1. q=1. or=1. implies=1. and=1. not=0.
% 1.42/1.70  
% 1.42/1.70  ============================== end of process initial clauses ========
% 1.42/1.70  
% 1.42/1.70  ============================== CLAUSES FOR SEARCH ====================
% 1.42/1.70  
% 1.42/1.70  ============================== end of clauses for search =============
% 1.42/1.70  
% 1.42/1.70  ============================== SEARCH ================================
% 1.42/1.70  
% 1.42/1.70  % Starting search at 0.01 seconds.
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=33.000, iters=3366
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=31.000, iters=3380
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=26.000, iters=3407
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=24.000, iters=3348
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=23.000, iters=3489
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=20.000, iters=3353
% 1.42/1.70  
% 1.42/1.70  Low Water (keep): wt=19.000, iters=3529
% 1.53/1.81  
% 1.53/1.81  Low Water (keep): wt=18.000, iters=3525
% 1.53/1.81  
% 1.53/1.81  ============================== PROOF =================================
% 1.53/1.81  % SZS status Unsatisfiable
% 1.53/1.81  % SZS output start Refutation
% 1.53/1.81  
% 1.53/1.81  % Proof 1 at 0.81 (+ 0.01) seconds: prove_this.
% 1.53/1.81  % Length of proof is 29.
% 1.53/1.81  % Level of proof is 8.
% 1.53/1.81  % Maximum clause weight is 15.000.
% 1.53/1.81  % Given clauses 172.
% 1.53/1.81  
% 1.53/1.81  1 theorem(A) | -axiom(A) # label(rule_1) # label(axiom).  [assumption].
% 1.53/1.81  3 axiom(implies(A,or(B,A))) # label(axiom_1_3) # label(axiom).  [assumption].
% 1.53/1.81  4 axiom(implies(or(A,B),or(B,A))) # label(axiom_1_4) # label(axiom).  [assumption].
% 1.53/1.81  5 axiom(implies(or(A,or(B,C)),or(B,or(A,C)))) # label(axiom_1_5) # label(axiom).  [assumption].
% 1.53/1.81  6 axiom(implies(implies(A,B),implies(or(C,A),or(C,B)))) # label(axiom_1_6) # label(axiom).  [assumption].
% 1.53/1.81  7 implies(A,B) = or(not(A),B) # label(implies_definition) # label(axiom).  [assumption].
% 1.53/1.81  8 and(A,B) = not(or(not(A),not(B))) # label(and_defn) # label(axiom).  [assumption].
% 1.53/1.81  9 -theorem(implies(and(p,implies(p,q)),q)) # label(prove_this) # label(negated_conjecture) # answer(prove_this).  [assumption].
% 1.53/1.81  10 -theorem(or(not(not(or(not(p),not(or(not(p),q))))),q)) # answer(prove_this).  [copy(9),rewrite([7(4),8(6),7(11)])].
% 1.53/1.81  11 theorem(A) | -theorem(implies(B,A)) | -theorem(B) # label(rule_2) # label(axiom).  [assumption].
% 1.53/1.81  12 theorem(A) | -theorem(or(not(B),A)) | -theorem(B).  [copy(11),rewrite([7(2)])].
% 1.53/1.81  15 theorem(implies(A,or(B,A))).  [resolve(1,b,3,a)].
% 1.53/1.81  16 theorem(or(not(A),or(B,A))).  [copy(15),rewrite([7(2)])].
% 1.53/1.81  17 theorem(implies(or(A,B),or(B,A))).  [resolve(1,b,4,a)].
% 1.53/1.81  18 theorem(or(not(or(A,B)),or(B,A))).  [copy(17),rewrite([7(3)])].
% 1.53/1.81  19 theorem(implies(or(A,or(B,C)),or(B,or(A,C)))).  [resolve(1,b,5,a)].
% 1.53/1.81  20 theorem(or(not(or(A,or(B,C))),or(B,or(A,C)))).  [copy(19),rewrite([7(5)])].
% 1.53/1.81  21 theorem(implies(implies(A,B),implies(or(C,A),or(C,B)))).  [resolve(1,b,6,a)].
% 1.53/1.81  22 theorem(or(not(or(not(A),B)),or(not(or(C,A)),or(C,B)))).  [copy(21),rewrite([7(1),7(5),7(7)])].
% 1.53/1.81  34 -theorem(or(q,not(not(or(not(p),not(or(not(p),q))))))) # answer(prove_this).  [ur(12,a,10,a,b,18,a)].
% 1.53/1.81  38 theorem(or(A,or(not(or(B,A)),B))).  [hyper(12,b,20,a,c,18,a)].
% 1.53/1.81  39 theorem(or(A,or(not(B),B))).  [hyper(12,b,20,a,c,16,a)].
% 1.53/1.81  47 theorem(or(not(or(A,or(B,C))),or(A,or(C,B)))).  [hyper(12,b,22,a,c,18,a)].
% 1.53/1.81  108 theorem(or(not(A),A)).  [hyper(12,b,39,a,c,39,a)].
% 1.53/1.81  121 theorem(or(A,not(A))).  [hyper(12,b,18,a,c,108,a)].
% 1.53/1.81  183 theorem(or(not(or(A,B)),or(A,not(not(B))))).  [hyper(12,b,22,a,c,121,a)].
% 1.53/1.81  6024 -theorem(or(q,or(not(p),not(or(not(p),q))))) # answer(prove_this).  [ur(12,a,34,a,b,183,a)].
% 1.53/1.81  7081 theorem(or(A,or(B,not(or(B,A))))).  [hyper(12,b,47,a,c,38,a)].
% 1.53/1.81  7082 $F # answer(prove_this).  [resolve(7081,a,6024,a)].
% 1.53/1.81  
% 1.53/1.81  % SZS output end Refutation
% 1.53/1.81  ============================== end of proof ==========================
% 1.53/1.81  
% 1.53/1.81  ============================== STATISTICS ============================
% 1.53/1.81  
% 1.53/1.81  Given=172. Generated=11659. Kept=7068. proofs=1.
% 1.53/1.81  Usable=172. Sos=6821. Demods=2. Limbo=47, Disabled=42. Hints=0.
% 1.53/1.81  Megabytes=6.19.
% 1.53/1.81  User_CPU=0.81, System_CPU=0.01, Wall_clock=0.
% 1.53/1.81  
% 1.53/1.81  ============================== end of statistics =====================
% 1.53/1.81  
% 1.53/1.81  ============================== end of search =========================
% 1.53/1.81  
% 1.53/1.81  THEOREM PROVED
% 1.53/1.81  % SZS status Unsatisfiable
% 1.53/1.81  
% 1.53/1.81  Exiting with 1 proof.
% 1.53/1.81  
% 1.53/1.81  Process 31220 exit (max_proofs) Sun Jul  3 03:24:59 2022
% 1.53/1.81  Prover9 interrupted
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