TSTP Solution File: LCL379-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL379-1 : TPTP v8.1.0. Released v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n014.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 13:46:15 EDT 2022

% Result   : Unsatisfiable 1.17s 1.50s
% Output   : Refutation 1.17s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : LCL379-1 : TPTP v8.1.0. Released v2.3.0.
% 0.03/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.11/0.31  % Computer : n014.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit : 300
% 0.11/0.31  % WCLimit  : 600
% 0.11/0.31  % DateTime : Mon Jul  4 22:11:38 EDT 2022
% 0.11/0.31  % CPUTime  : 
% 1.17/1.50  ============================== Prover9 ===============================
% 1.17/1.50  Prover9 (32) version 2009-11A, November 2009.
% 1.17/1.50  Process 26206 was started by sandbox on n014.cluster.edu,
% 1.17/1.50  Mon Jul  4 22:11:39 2022
% 1.17/1.50  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_26053_n014.cluster.edu".
% 1.17/1.50  ============================== end of head ===========================
% 1.17/1.50  
% 1.17/1.50  ============================== INPUT =================================
% 1.17/1.50  
% 1.17/1.50  % Reading from file /tmp/Prover9_26053_n014.cluster.edu
% 1.17/1.50  
% 1.17/1.50  set(prolog_style_variables).
% 1.17/1.50  set(auto2).
% 1.17/1.50      % set(auto2) -> set(auto).
% 1.17/1.50      % set(auto) -> set(auto_inference).
% 1.17/1.50      % set(auto) -> set(auto_setup).
% 1.17/1.50      % set(auto_setup) -> set(predicate_elim).
% 1.17/1.50      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.17/1.50      % set(auto) -> set(auto_limits).
% 1.17/1.50      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.17/1.50      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.17/1.50      % set(auto) -> set(auto_denials).
% 1.17/1.50      % set(auto) -> set(auto_process).
% 1.17/1.50      % set(auto2) -> assign(new_constants, 1).
% 1.17/1.50      % set(auto2) -> assign(fold_denial_max, 3).
% 1.17/1.50      % set(auto2) -> assign(max_weight, "200.000").
% 1.17/1.50      % set(auto2) -> assign(max_hours, 1).
% 1.17/1.50      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.17/1.50      % set(auto2) -> assign(max_seconds, 0).
% 1.17/1.50      % set(auto2) -> assign(max_minutes, 5).
% 1.17/1.50      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.17/1.50      % set(auto2) -> set(sort_initial_sos).
% 1.17/1.50      % set(auto2) -> assign(sos_limit, -1).
% 1.17/1.50      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.17/1.50      % set(auto2) -> assign(max_megs, 400).
% 1.17/1.50      % set(auto2) -> assign(stats, some).
% 1.17/1.50      % set(auto2) -> clear(echo_input).
% 1.17/1.50      % set(auto2) -> set(quiet).
% 1.17/1.50      % set(auto2) -> clear(print_initial_clauses).
% 1.17/1.50      % set(auto2) -> clear(print_given).
% 1.17/1.50  assign(lrs_ticks,-1).
% 1.17/1.50  assign(sos_limit,10000).
% 1.17/1.50  assign(order,kbo).
% 1.17/1.50  set(lex_order_vars).
% 1.17/1.50  clear(print_given).
% 1.17/1.50  
% 1.17/1.50  % formulas(sos).  % not echoed (5 formulas)
% 1.17/1.50  
% 1.17/1.50  ============================== end of input ==========================
% 1.17/1.50  
% 1.17/1.50  % From the command line: assign(max_seconds, 300).
% 1.17/1.50  
% 1.17/1.50  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.17/1.50  
% 1.17/1.50  % Formulas that are not ordinary clauses:
% 1.17/1.50  
% 1.17/1.50  ============================== end of process non-clausal formulas ===
% 1.17/1.50  
% 1.17/1.50  ============================== PROCESS INITIAL CLAUSES ===============
% 1.17/1.50  
% 1.17/1.50  ============================== PREDICATE ELIMINATION =================
% 1.17/1.50  
% 1.17/1.50  ============================== end predicate elimination =============
% 1.17/1.50  
% 1.17/1.50  Auto_denials:
% 1.17/1.50    % copying label prove_cn_38 to answer in negative clause
% 1.17/1.50  
% 1.17/1.50  Term ordering decisions:
% 1.17/1.50  
% 1.17/1.50  % Assigning unary symbol not kb_weight 0 and highest precedence (4).
% 1.17/1.50  Function symbol KB weights:  x=1. implies=1. not=0.
% 1.17/1.50  
% 1.17/1.50  ============================== end of process initial clauses ========
% 1.17/1.50  
% 1.17/1.50  ============================== CLAUSES FOR SEARCH ====================
% 1.17/1.50  
% 1.17/1.50  ============================== end of clauses for search =============
% 1.17/1.50  
% 1.17/1.50  ============================== SEARCH ================================
% 1.17/1.50  
% 1.17/1.50  % Starting search at 0.01 seconds.
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=35.000, iters=3372
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=33.000, iters=3366
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=31.000, iters=3353
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=27.000, iters=3394
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=26.000, iters=3433
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=25.000, iters=3383
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=23.000, iters=3333
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=22.000, iters=3344
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=21.000, iters=3366
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=20.000, iters=3356
% 1.17/1.50  
% 1.17/1.50  Low Water (keep): wt=19.000, iters=3380
% 1.17/1.50  
% 1.17/1.50  ============================== PROOF =================================
% 1.17/1.50  % SZS status Unsatisfiable
% 1.17/1.50  % SZS output start Refutation
% 1.17/1.50  
% 1.17/1.50  % Proof 1 at 0.53 (+ 0.02) seconds: prove_cn_38.
% 1.17/1.50  % Length of proof is 34.
% 1.17/1.50  % Level of proof is 20.
% 1.17/1.50  % Maximum clause weight is 17.000.
% 1.17/1.50  % Given clauses 282.
% 1.17/1.50  
% 1.17/1.50  1 is_a_theorem(implies(implies(not(A),A),A)) # label(cn_2) # label(axiom).  [assumption].
% 1.17/1.50  2 is_a_theorem(implies(A,implies(not(A),B))) # label(cn_3) # label(axiom).  [assumption].
% 1.17/1.50  3 is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))) # label(cn_1) # label(axiom).  [assumption].
% 1.17/1.50  4 -is_a_theorem(implies(implies(x,not(x)),not(x))) # label(prove_cn_38) # label(negated_conjecture) # answer(prove_cn_38).  [assumption].
% 1.17/1.50  5 -is_a_theorem(implies(A,B)) | -is_a_theorem(A) | is_a_theorem(B) # label(condensed_detachment) # label(axiom).  [assumption].
% 1.17/1.50  6 is_a_theorem(implies(implies(implies(implies(A,B),implies(C,B)),D),implies(implies(C,A),D))).  [hyper(5,a,3,a,b,3,a)].
% 1.17/1.50  7 is_a_theorem(implies(implies(implies(not(A),B),C),implies(A,C))).  [hyper(5,a,3,a,b,2,a)].
% 1.17/1.50  8 is_a_theorem(implies(implies(A,B),implies(implies(not(A),A),B))).  [hyper(5,a,3,a,b,1,a)].
% 1.17/1.50  12 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(D,B),implies(A,implies(D,C))))).  [hyper(5,a,6,a,b,6,a)].
% 1.17/1.50  21 is_a_theorem(implies(implies(A,not(B)),implies(B,implies(A,C)))).  [hyper(5,a,6,a,b,7,a)].
% 1.17/1.50  26 is_a_theorem(implies(A,A)).  [hyper(5,a,7,a,b,1,a)].
% 1.17/1.50  27 is_a_theorem(implies(not(implies(A,A)),B)).  [hyper(5,a,2,a,b,26,a)].
% 1.17/1.50  37 is_a_theorem(implies(implies(not(implies(A,B)),implies(A,B)),implies(implies(B,C),implies(A,C)))).  [hyper(5,a,8,a,b,3,a)].
% 1.17/1.50  68 is_a_theorem(implies(A,implies(B,implies(not(A),C)))).  [hyper(5,a,7,a,b,21,a)].
% 1.17/1.50  69 is_a_theorem(implies(implies(implies(A,implies(B,C)),D),implies(implies(B,not(A)),D))).  [hyper(5,a,3,a,b,21,a)].
% 1.17/1.50  72 is_a_theorem(implies(A,implies(not(implies(B,B)),C))).  [hyper(5,a,21,a,b,27,a)].
% 1.17/1.50  81 is_a_theorem(implies(implies(implies(A,implies(not(B),C)),D),implies(B,D))).  [hyper(5,a,3,a,b,68,a)].
% 1.17/1.50  95 is_a_theorem(implies(implies(implies(not(implies(A,A)),B),C),implies(D,C))).  [hyper(5,a,3,a,b,72,a)].
% 1.17/1.50  460 is_a_theorem(implies(A,implies(B,B))).  [hyper(5,a,95,a,b,1,a)].
% 1.17/1.50  469 is_a_theorem(implies(implies(A,B),implies(C,implies(A,B)))).  [hyper(5,a,12,a,b,460,a)].
% 1.17/1.50  550 is_a_theorem(implies(A,implies(implies(not(B),B),B))).  [hyper(5,a,469,a,b,1,a)].
% 1.17/1.50  588 is_a_theorem(implies(implies(A,implies(not(B),B)),implies(C,implies(A,B)))).  [hyper(5,a,12,a,b,550,a)].
% 1.17/1.50  1506 is_a_theorem(implies(A,implies(B,implies(C,A)))).  [hyper(5,a,81,a,b,588,a)].
% 1.17/1.50  1534 is_a_theorem(implies(A,implies(B,implies(C,B)))).  [hyper(5,a,588,a,b,1506,a)].
% 1.17/1.50  1622 is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))).  [hyper(5,a,37,a,b,1534,a)].
% 1.17/1.50  5016 is_a_theorem(implies(implies(not(A),not(B)),implies(C,implies(B,A)))).  [hyper(5,a,69,a,b,588,a)].
% 1.17/1.50  5106 is_a_theorem(implies(not(A),implies(B,implies(A,C)))).  [hyper(5,a,1622,a,b,5016,a)].
% 1.17/1.50  5143 is_a_theorem(implies(A,implies(not(B),implies(B,C)))).  [hyper(5,a,588,a,b,5106,a)].
% 1.17/1.50  5161 is_a_theorem(implies(not(A),implies(A,B))).  [hyper(5,a,5143,a,b,5143,a)].
% 1.17/1.50  5207 is_a_theorem(implies(A,implies(not(not(B)),B))).  [hyper(5,a,588,a,b,5161,a)].
% 1.17/1.50  5247 is_a_theorem(implies(implies(A,B),implies(not(not(A)),B))).  [hyper(5,a,37,a,b,5207,a)].
% 1.17/1.50  7097 is_a_theorem(implies(A,implies(implies(B,not(B)),not(B)))).  [hyper(5,a,588,a,b,5247,a)].
% 1.17/1.50  8993 is_a_theorem(implies(implies(A,not(A)),not(A))).  [hyper(5,a,7097,a,b,7097,a)].
% 1.17/1.50  8994 $F # answer(prove_cn_38).  [resolve(8993,a,4,a)].
% 1.17/1.50  
% 1.17/1.50  % SZS output end Refutation
% 1.17/1.50  ============================== end of proof ==========================
% 1.17/1.50  
% 1.17/1.50  ============================== STATISTICS ============================
% 1.17/1.50  
% 1.17/1.50  Given=282. Generated=39851. Kept=8993. proofs=1.
% 1.17/1.50  Usable=271. Sos=8411. Demods=0. Limbo=1, Disabled=314. Hints=0.
% 1.17/1.50  Megabytes=8.46.
% 1.17/1.50  User_CPU=0.53, System_CPU=0.02, Wall_clock=0.
% 1.17/1.50  
% 1.17/1.50  ============================== end of statistics =====================
% 1.17/1.50  
% 1.17/1.50  ============================== end of search =========================
% 1.17/1.50  
% 1.17/1.50  THEOREM PROVED
% 1.17/1.50  % SZS status Unsatisfiable
% 1.17/1.50  
% 1.17/1.50  Exiting with 1 proof.
% 1.17/1.50  
% 1.17/1.50  Process 26206 exit (max_proofs) Mon Jul  4 22:11:39 2022
% 1.17/1.50  Prover9 interrupted
%------------------------------------------------------------------------------