TSTP Solution File: LCL227-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL227-1 : TPTP v8.1.0. Released v1.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n028.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 13:45:11 EDT 2022

% Result   : Unsatisfiable 9.94s 10.23s
% Output   : Refutation 9.94s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : LCL227-1 : TPTP v8.1.0. Released v1.1.0.
% 0.11/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n028.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 : Sun Jul  3 06:39:03 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.39/0.96  ============================== Prover9 ===============================
% 0.39/0.96  Prover9 (32) version 2009-11A, November 2009.
% 0.39/0.96  Process 17293 was started by sandbox on n028.cluster.edu,
% 0.39/0.96  Sun Jul  3 06:39:03 2022
% 0.39/0.96  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_17139_n028.cluster.edu".
% 0.39/0.96  ============================== end of head ===========================
% 0.39/0.96  
% 0.39/0.96  ============================== INPUT =================================
% 0.39/0.96  
% 0.39/0.96  % Reading from file /tmp/Prover9_17139_n028.cluster.edu
% 0.39/0.96  
% 0.39/0.96  set(prolog_style_variables).
% 0.39/0.96  set(auto2).
% 0.39/0.96      % set(auto2) -> set(auto).
% 0.39/0.96      % set(auto) -> set(auto_inference).
% 0.39/0.96      % set(auto) -> set(auto_setup).
% 0.39/0.96      % set(auto_setup) -> set(predicate_elim).
% 0.39/0.96      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.39/0.96      % set(auto) -> set(auto_limits).
% 0.39/0.96      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.39/0.96      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.39/0.96      % set(auto) -> set(auto_denials).
% 0.39/0.96      % set(auto) -> set(auto_process).
% 0.39/0.96      % set(auto2) -> assign(new_constants, 1).
% 0.39/0.96      % set(auto2) -> assign(fold_denial_max, 3).
% 0.39/0.96      % set(auto2) -> assign(max_weight, "200.000").
% 0.39/0.96      % set(auto2) -> assign(max_hours, 1).
% 0.39/0.96      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.39/0.96      % set(auto2) -> assign(max_seconds, 0).
% 0.39/0.96      % set(auto2) -> assign(max_minutes, 5).
% 0.39/0.96      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.39/0.96      % set(auto2) -> set(sort_initial_sos).
% 0.39/0.96      % set(auto2) -> assign(sos_limit, -1).
% 0.39/0.96      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.39/0.96      % set(auto2) -> assign(max_megs, 400).
% 0.39/0.96      % set(auto2) -> assign(stats, some).
% 0.39/0.96      % set(auto2) -> clear(echo_input).
% 0.39/0.96      % set(auto2) -> set(quiet).
% 0.39/0.96      % set(auto2) -> clear(print_initial_clauses).
% 0.39/0.96      % set(auto2) -> clear(print_given).
% 0.39/0.96  assign(lrs_ticks,-1).
% 0.39/0.96  assign(sos_limit,10000).
% 0.39/0.96  assign(order,kbo).
% 0.39/0.96  set(lex_order_vars).
% 0.39/0.96  clear(print_given).
% 0.39/0.96  
% 0.39/0.96  % formulas(sos).  % not echoed (9 formulas)
% 0.39/0.96  
% 0.39/0.96  ============================== end of input ==========================
% 0.39/0.96  
% 0.39/0.96  % From the command line: assign(max_seconds, 300).
% 0.39/0.96  
% 0.39/0.96  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.39/0.96  
% 0.39/0.96  % Formulas that are not ordinary clauses:
% 0.39/0.96  
% 0.39/0.96  ============================== end of process non-clausal formulas ===
% 0.39/0.96  
% 0.39/0.96  ============================== PROCESS INITIAL CLAUSES ===============
% 0.39/0.96  
% 0.39/0.96  ============================== PREDICATE ELIMINATION =================
% 0.39/0.96  1 theorem(A) | -axiom(A) # label(rule_1) # label(axiom).  [assumption].
% 0.39/0.96  2 axiom(or(not(or(A,A)),A)) # label(axiom_1_2) # label(axiom).  [assumption].
% 0.39/0.96  3 axiom(or(not(A),or(B,A))) # label(axiom_1_3) # label(axiom).  [assumption].
% 0.39/0.96  4 axiom(or(not(or(A,B)),or(B,A))) # label(axiom_1_4) # label(axiom).  [assumption].
% 0.39/0.96  5 axiom(or(not(or(A,or(B,C))),or(B,or(A,C)))) # label(axiom_1_5) # label(axiom).  [assumption].
% 0.39/0.96  6 axiom(or(not(or(not(A),B)),or(not(or(C,A)),or(C,B)))) # label(axiom_1_6) # label(axiom).  [assumption].
% 0.39/0.96  Derived: theorem(or(not(or(A,A)),A)).  [resolve(1,b,2,a)].
% 0.39/0.96  Derived: theorem(or(not(A),or(B,A))).  [resolve(1,b,3,a)].
% 0.39/0.96  Derived: theorem(or(not(or(A,B)),or(B,A))).  [resolve(1,b,4,a)].
% 0.39/0.96  Derived: theorem(or(not(or(A,or(B,C))),or(B,or(A,C)))).  [resolve(1,b,5,a)].
% 0.39/0.96  Derived: theorem(or(not(or(not(A),B)),or(not(or(C,A)),or(C,B)))).  [resolve(1,b,6,a)].
% 0.39/0.96  7 theorem(A) | -axiom(or(not(B),A)) | -theorem(B) # label(rule_2) # label(axiom).  [assumption].
% 0.39/0.96  Derived: theorem(A) | -theorem(or(A,A)).  [resolve(7,b,2,a)].
% 0.39/0.96  Derived: theorem(or(A,B)) | -theorem(B).  [resolve(7,b,3,a)].
% 0.39/0.96  Derived: theorem(or(A,B)) | -theorem(or(B,A)).  [resolve(7,b,4,a)].
% 0.39/0.96  Derived: theorem(or(A,or(B,C))) | -theorem(or(B,or(A,C))).  [resolve(7,b,5,a)].
% 0.39/0.96  Derived: theorem(or(not(or(A,B)),or(A,C))) | -theorem(or(not(B),C)).  [resolve(7,b,6,a)].
% 0.39/0.96  8 theorem(or(not(A),B)) | -axiom(or(not(A),C)) | -theorem(or(not(C),B)) # label(rule_3) # label(axiom).  [assumption].
% 0.39/0.96  Derived: theorem(or(not(or(A,A)),B)) | -theorem(or(not(A),B)).  [resolve(8,b,2,a)].
% 0.39/0.96  Derived: theorem(or(not(A),B)) | -theorem(or(not(or(C,A)),B)).  [resolve(8,b,3,a)].
% 0.39/0.96  Derived: theorem(or(not(or(A,B)),C)) | -theorem(or(not(or(B,A)),C)).  [resolve(8,b,4,a)].
% 0.39/0.96  Derived: theorem(or(not(or(A,or(B,C))),D)) | -theorem(or(not(or(B,or(A,C))),D)).  [resolve(8,b,5,a)].
% 9.94/10.23  Derived: theorem(or(not(or(not(A),B)),C)) | -theorem(or(not(or(not(or(D,A)),or(D,B))),C)).  [resolve(8,b,6,a)].
% 9.94/10.23  
% 9.94/10.23  ============================== end predicate elimination =============
% 9.94/10.23  
% 9.94/10.23  Auto_denials:
% 9.94/10.23    % copying label prove_this to answer in negative clause
% 9.94/10.23  
% 9.94/10.23  Term ordering decisions:
% 9.94/10.23  
% 9.94/10.23  % Assigning unary symbol not kb_weight 0 and highest precedence (7).
% 9.94/10.23  Function symbol KB weights:  p=1. q=1. r=1. s=1. or=1. not=0.
% 9.94/10.23  
% 9.94/10.23  ============================== end of process initial clauses ========
% 9.94/10.23  
% 9.94/10.23  ============================== CLAUSES FOR SEARCH ====================
% 9.94/10.23  
% 9.94/10.23  ============================== end of clauses for search =============
% 9.94/10.23  
% 9.94/10.23  ============================== SEARCH ================================
% 9.94/10.23  
% 9.94/10.23  % Starting search at 0.01 seconds.
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=37.000, iters=3341
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=31.000, iters=3363
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=25.000, iters=3355
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=23.000, iters=3352
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=22.000, iters=3362
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=21.000, iters=3344
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=20.000, iters=3367
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=19.000, iters=3333
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=18.000, iters=3334
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=17.000, iters=3337
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=16.000, iters=3334
% 9.94/10.23  
% 9.94/10.23  Low Water (keep): wt=15.000, iters=3333
% 9.94/10.23  
% 9.94/10.23  ============================== PROOF =================================
% 9.94/10.23  % SZS status Unsatisfiable
% 9.94/10.23  % SZS output start Refutation
% 9.94/10.23  
% 9.94/10.23  % Proof 1 at 9.18 (+ 0.09) seconds: prove_this.
% 9.94/10.23  % Length of proof is 33.
% 9.94/10.23  % Level of proof is 11.
% 9.94/10.23  % Maximum clause weight is 27.000.
% 9.94/10.23  % Given clauses 16724.
% 9.94/10.23  
% 9.94/10.23  1 theorem(A) | -axiom(A) # label(rule_1) # label(axiom).  [assumption].
% 9.94/10.23  2 axiom(or(not(or(A,A)),A)) # label(axiom_1_2) # label(axiom).  [assumption].
% 9.94/10.23  3 axiom(or(not(A),or(B,A))) # label(axiom_1_3) # label(axiom).  [assumption].
% 9.94/10.23  4 axiom(or(not(or(A,B)),or(B,A))) # label(axiom_1_4) # label(axiom).  [assumption].
% 9.94/10.23  5 axiom(or(not(or(A,or(B,C))),or(B,or(A,C)))) # label(axiom_1_5) # label(axiom).  [assumption].
% 9.94/10.23  6 axiom(or(not(or(not(A),B)),or(not(or(C,A)),or(C,B)))) # label(axiom_1_6) # label(axiom).  [assumption].
% 9.94/10.23  7 theorem(A) | -axiom(or(not(B),A)) | -theorem(B) # label(rule_2) # label(axiom).  [assumption].
% 9.94/10.23  8 theorem(or(not(A),B)) | -axiom(or(not(A),C)) | -theorem(or(not(C),B)) # label(rule_3) # label(axiom).  [assumption].
% 9.94/10.23  9 -theorem(or(not(or(not(q),or(not(r),s))),or(not(or(p,q)),or(not(or(p,r)),or(p,s))))) # label(prove_this) # label(negated_conjecture) # answer(prove_this).  [assumption].
% 9.94/10.23  12 theorem(or(not(or(A,B)),or(B,A))).  [resolve(1,b,4,a)].
% 9.94/10.23  15 theorem(A) | -theorem(or(A,A)).  [resolve(7,b,2,a)].
% 9.94/10.23  16 theorem(or(A,B)) | -theorem(B).  [resolve(7,b,3,a)].
% 9.94/10.23  17 theorem(or(A,B)) | -theorem(or(B,A)).  [resolve(7,b,4,a)].
% 9.94/10.23  18 theorem(or(A,or(B,C))) | -theorem(or(B,or(A,C))).  [resolve(7,b,5,a)].
% 9.94/10.23  19 theorem(or(not(or(A,B)),or(A,C))) | -theorem(or(not(B),C)).  [resolve(7,b,6,a)].
% 9.94/10.23  21 theorem(or(not(A),B)) | -theorem(or(not(or(C,A)),B)).  [resolve(8,b,3,a)].
% 9.94/10.23  22 theorem(or(not(or(A,B)),C)) | -theorem(or(not(or(B,A)),C)).  [resolve(8,b,4,a)].
% 9.94/10.23  23 theorem(or(not(or(A,or(B,C))),D)) | -theorem(or(not(or(B,or(A,C))),D)).  [resolve(8,b,5,a)].
% 9.94/10.23  24 theorem(or(not(or(not(A),B)),C)) | -theorem(or(not(or(not(or(D,A)),or(D,B))),C)).  [resolve(8,b,6,a)].
% 9.94/10.23  56 theorem(or(not(A),or(A,B))).  [ur(21,b,12,a)].
% 9.94/10.23  68 -theorem(or(not(or(not(or(A,q)),or(A,or(not(r),s)))),or(not(or(p,q)),or(not(or(p,r)),or(p,s))))) # answer(prove_this).  [resolve(24,a,9,a)].
% 9.94/10.23  125 theorem(or(not(or(A,B)),or(A,or(B,C)))).  [ur(19,b,56,a)].
% 9.94/10.23  736 theorem(or(A,or(not(or(A,B)),or(B,C)))).  [ur(18,b,125,a)].
% 9.94/10.23  988 -theorem(or(not(or(p,or(not(r),s))),or(not(or(p,r)),or(p,s)))) # answer(prove_this).  [resolve(68,a,19,a)].
% 9.94/10.23  1688 theorem(or(or(not(or(A,B)),or(B,C)),A)).  [ur(17,b,736,a)].
% 9.94/10.23  2601 theorem(or(A,or(or(not(or(B,C)),or(C,D)),B))).  [ur(16,b,1688,a)].
% 9.94/10.23  6292 theorem(or(or(not(or(A,B)),or(B,C)),or(D,A))).  [ur(18,b,2601,a)].
% 9.94/10.23  10101 theorem(or(not(or(or(A,B),A)),or(A,B))).  [ur(15,b,6292,a)].
% 9.94/10.23  10103 theorem(or(not(or(A,or(A,B))),or(A,B))).  [ur(22,b,10101,a)].
% 9.94/10.23  10110 theorem(or(not(or(A,or(B,or(B,C)))),or(A,or(B,C)))).  [ur(19,b,10103,a)].
% 9.94/10.23  10813 -theorem(or(not(or(not(r),or(p,s))),or(not(or(p,r)),or(p,s)))) # answer(prove_this).  [resolve(988,a,23,a)].
% 9.94/10.23  26106 -theorem(or(not(or(not(or(A,r)),or(A,or(p,s)))),or(not(or(p,r)),or(p,s)))) # answer(prove_this).  [resolve(10813,a,24,a)].
% 9.94/10.23  26107 $F # answer(prove_this).  [resolve(26106,a,10110,a)].
% 9.94/10.23  
% 9.94/10.23  % SZS output end Refutation
% 9.94/10.23  ============================== end of proof ==========================
% 9.94/10.23  
% 9.94/10.23  ============================== STATISTICS ============================
% 9.94/10.23  
% 9.94/10.23  Given=16724. Generated=133654. Kept=26098. proofs=1.
% 9.94/10.23  Usable=16698. Sos=8009. Demods=0. Limbo=0, Disabled=1414. Hints=0.
% 9.94/10.23  Megabytes=20.36.
% 9.94/10.23  User_CPU=9.18, System_CPU=0.09, Wall_clock=10.
% 9.94/10.23  
% 9.94/10.23  ============================== end of statistics =====================
% 9.94/10.23  
% 9.94/10.23  ============================== end of search =========================
% 9.94/10.23  
% 9.94/10.23  THEOREM PROVED
% 9.94/10.23  % SZS status Unsatisfiable
% 9.94/10.23  
% 9.94/10.23  Exiting with 1 proof.
% 9.94/10.23  
% 9.94/10.23  Process 17293 exit (max_proofs) Sun Jul  3 06:39:13 2022
% 9.94/10.23  Prover9 interrupted
%------------------------------------------------------------------------------