TSTP Solution File: COL044-4 by Prover9---1109a

View Problem - Process Solution

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% File     : Prover9---1109a
% Problem  : COL044-4 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %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 00:39:48 EDT 2022

% Result   : Unsatisfiable 1.04s 1.35s
% Output   : Refutation 1.04s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : COL044-4 : TPTP v8.1.0. Released v1.2.0.
% 0.11/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n026.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 : Tue May 31 14:40:11 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 1.04/1.35  ============================== Prover9 ===============================
% 1.04/1.35  Prover9 (32) version 2009-11A, November 2009.
% 1.04/1.35  Process 14719 was started by sandbox2 on n026.cluster.edu,
% 1.04/1.35  Tue May 31 14:40:11 2022
% 1.04/1.35  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_14565_n026.cluster.edu".
% 1.04/1.35  ============================== end of head ===========================
% 1.04/1.35  
% 1.04/1.35  ============================== INPUT =================================
% 1.04/1.35  
% 1.04/1.35  % Reading from file /tmp/Prover9_14565_n026.cluster.edu
% 1.04/1.35  
% 1.04/1.35  set(prolog_style_variables).
% 1.04/1.35  set(auto2).
% 1.04/1.35      % set(auto2) -> set(auto).
% 1.04/1.35      % set(auto) -> set(auto_inference).
% 1.04/1.35      % set(auto) -> set(auto_setup).
% 1.04/1.35      % set(auto_setup) -> set(predicate_elim).
% 1.04/1.35      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.04/1.35      % set(auto) -> set(auto_limits).
% 1.04/1.35      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.04/1.35      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.04/1.35      % set(auto) -> set(auto_denials).
% 1.04/1.35      % set(auto) -> set(auto_process).
% 1.04/1.35      % set(auto2) -> assign(new_constants, 1).
% 1.04/1.35      % set(auto2) -> assign(fold_denial_max, 3).
% 1.04/1.35      % set(auto2) -> assign(max_weight, "200.000").
% 1.04/1.35      % set(auto2) -> assign(max_hours, 1).
% 1.04/1.35      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.04/1.35      % set(auto2) -> assign(max_seconds, 0).
% 1.04/1.35      % set(auto2) -> assign(max_minutes, 5).
% 1.04/1.35      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.04/1.35      % set(auto2) -> set(sort_initial_sos).
% 1.04/1.35      % set(auto2) -> assign(sos_limit, -1).
% 1.04/1.35      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.04/1.35      % set(auto2) -> assign(max_megs, 400).
% 1.04/1.35      % set(auto2) -> assign(stats, some).
% 1.04/1.35      % set(auto2) -> clear(echo_input).
% 1.04/1.35      % set(auto2) -> set(quiet).
% 1.04/1.35      % set(auto2) -> clear(print_initial_clauses).
% 1.04/1.35      % set(auto2) -> clear(print_given).
% 1.04/1.35  assign(lrs_ticks,-1).
% 1.04/1.35  assign(sos_limit,10000).
% 1.04/1.35  assign(order,kbo).
% 1.04/1.35  set(lex_order_vars).
% 1.04/1.35  clear(print_given).
% 1.04/1.35  
% 1.04/1.35  % formulas(sos).  % not echoed (4 formulas)
% 1.04/1.35  
% 1.04/1.35  ============================== end of input ==========================
% 1.04/1.35  
% 1.04/1.35  % From the command line: assign(max_seconds, 300).
% 1.04/1.35  
% 1.04/1.35  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.04/1.35  
% 1.04/1.35  % Formulas that are not ordinary clauses:
% 1.04/1.35  
% 1.04/1.35  ============================== end of process non-clausal formulas ===
% 1.04/1.35  
% 1.04/1.35  ============================== PROCESS INITIAL CLAUSES ===============
% 1.04/1.35  
% 1.04/1.35  ============================== PREDICATE ELIMINATION =================
% 1.04/1.35  
% 1.04/1.35  ============================== end predicate elimination =============
% 1.04/1.35  
% 1.04/1.35  Auto_denials:
% 1.04/1.35    % copying label prove_strong_fixed_point to answer in negative clause
% 1.04/1.35  
% 1.04/1.35  Term ordering decisions:
% 1.04/1.35  Function symbol KB weights:  fixed_pt=1. b=1. n=1. apply=1.
% 1.04/1.35  
% 1.04/1.35  ============================== end of process initial clauses ========
% 1.04/1.35  
% 1.04/1.35  ============================== CLAUSES FOR SEARCH ====================
% 1.04/1.35  
% 1.04/1.35  ============================== end of clauses for search =============
% 1.04/1.35  
% 1.04/1.35  ============================== SEARCH ================================
% 1.04/1.35  
% 1.04/1.35  % Starting search at 0.01 seconds.
% 1.04/1.35  
% 1.04/1.35  ============================== PROOF =================================
% 1.04/1.35  % SZS status Unsatisfiable
% 1.04/1.35  % SZS output start Refutation
% 1.04/1.35  
% 1.04/1.35  % Proof 1 at 0.38 (+ 0.01) seconds: prove_strong_fixed_point.
% 1.04/1.35  % Length of proof is 14.
% 1.04/1.35  % Level of proof is 7.
% 1.04/1.35  % Maximum clause weight is 53.000.
% 1.04/1.35  % Given clauses 67.
% 1.04/1.35  
% 1.04/1.35  1 apply(apply(apply(b,A),B),C) = apply(A,apply(B,C)) # label(b_definition) # label(axiom).  [assumption].
% 1.04/1.35  2 apply(apply(apply(n,A),B),C) = apply(apply(apply(A,C),B),C) # label(n_definition) # label(axiom).  [assumption].
% 1.04/1.35  3 -fixed_point(apply(apply(b,apply(apply(b,apply(apply(n,apply(n,apply(apply(b,apply(b,b)),apply(n,apply(apply(b,b),n))))),n)),b)),b)) # label(prove_strong_fixed_point) # label(negated_conjecture) # answer(prove_strong_fixed_point).  [assumption].
% 1.04/1.35  4 apply(A,fixed_pt) != apply(fixed_pt,apply(A,fixed_pt)) | fixed_point(A) # label(strong_fixed_point) # label(axiom).  [assumption].
% 1.04/1.35  5 apply(fixed_pt,apply(A,fixed_pt)) != apply(A,fixed_pt) | fixed_point(A).  [copy(4),flip(a)].
% 1.04/1.35  10 apply(apply(apply(n,apply(b,A)),B),C) = apply(apply(A,apply(C,B)),C).  [para(1(a,1),2(a,2,1))].
% 1.04/1.35  12 apply(apply(apply(apply(A,B),C),B),C) = apply(apply(apply(n,apply(n,A)),B),C).  [para(2(a,1),2(a,2,1)),flip(a)].
% 1.04/1.35  16 apply(fixed_pt,apply(apply(apply(n,apply(n,apply(apply(b,apply(b,b)),apply(n,apply(apply(b,b),n))))),n),apply(b,apply(b,fixed_pt)))) != apply(apply(apply(n,apply(n,apply(apply(b,apply(b,b)),apply(n,apply(apply(b,b),n))))),n),apply(b,apply(b,fixed_pt))) # answer(prove_strong_fixed_point).  [ur(5,b,3,a),rewrite([1(30),1(28),1(56),1(54)])].
% 1.04/1.35  148 apply(apply(apply(n,apply(b,apply(b,A))),B),C) = apply(A,apply(apply(C,B),C)).  [para(10(a,2),1(a,1))].
% 1.04/1.35  506 apply(apply(apply(n,apply(n,apply(apply(b,apply(b,b)),apply(n,apply(apply(b,b),n))))),n),apply(b,apply(b,fixed_pt))) != apply(fixed_pt,apply(apply(apply(apply(n,apply(apply(b,b),n)),n),apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt))))) # answer(prove_strong_fixed_point).  [para(12(a,2),16(a,1,2)),rewrite([1(16),1(20),1(26)]),flip(a)].
% 1.04/1.35  2319 apply(fixed_pt,apply(apply(apply(apply(n,apply(apply(b,b),n)),n),apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt))))) != apply(apply(apply(apply(n,apply(apply(b,b),n)),n),apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt)))) # answer(prove_strong_fixed_point).  [para(12(a,2),506(a,1)),rewrite([1(15),1(19),1(25)]),flip(a)].
% 1.04/1.35  2807 apply(fixed_pt,apply(apply(apply(n,apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt)))),apply(n,apply(b,apply(b,fixed_pt))))) != apply(apply(apply(apply(n,apply(apply(b,b),n)),n),apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt)))) # answer(prove_strong_fixed_point).  [para(2(a,1),2319(a,1,2,1)),rewrite([1(12),1(18)])].
% 1.04/1.35  2812 apply(fixed_pt,apply(apply(apply(n,apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt)))),apply(n,apply(b,apply(b,fixed_pt))))) != apply(apply(apply(n,apply(b,apply(b,fixed_pt))),apply(n,apply(b,apply(b,fixed_pt)))),apply(n,apply(b,apply(b,fixed_pt)))) # answer(prove_strong_fixed_point).  [para(2(a,1),2807(a,2,1)),rewrite([1(36),1(42)])].
% 1.04/1.35  2813 $F # answer(prove_strong_fixed_point).  [resolve(2812,a,148,a(flip))].
% 1.04/1.35  
% 1.04/1.35  % SZS output end Refutation
% 1.04/1.35  ============================== end of proof ==========================
% 1.04/1.35  
% 1.04/1.35  ============================== STATISTICS ============================
% 1.04/1.35  
% 1.04/1.35  Given=67. Generated=6739. Kept=2811. proofs=1.
% 1.04/1.35  Usable=63. Sos=2512. Demods=555. Limbo=1, Disabled=238. Hints=0.
% 1.04/1.35  Megabytes=4.56.
% 1.04/1.35  User_CPU=0.38, System_CPU=0.01, Wall_clock=1.
% 1.04/1.35  
% 1.04/1.35  ============================== end of statistics =====================
% 1.04/1.35  
% 1.04/1.35  ============================== end of search =========================
% 1.04/1.35  
% 1.04/1.35  THEOREM PROVED
% 1.04/1.35  % SZS status Unsatisfiable
% 1.04/1.35  
% 1.04/1.35  Exiting with 1 proof.
% 1.04/1.35  
% 1.04/1.35  Process 14719 exit (max_proofs) Tue May 31 14:40:12 2022
% 1.04/1.36  Prover9 interrupted
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