TSTP Solution File: LCL071-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL071-1 : TPTP v8.1.0. Released v1.0.0.
% 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 13:43:46 EDT 2022

% Result   : Unsatisfiable 3.65s 3.94s
% Output   : Refutation 3.65s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LCL071-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.13  % 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 : Sat Jul  2 15:34:32 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 2.24/2.50  ============================== Prover9 ===============================
% 2.24/2.50  Prover9 (32) version 2009-11A, November 2009.
% 2.24/2.50  Process 10657 was started by sandbox on n028.cluster.edu,
% 2.24/2.50  Sat Jul  2 15:34:33 2022
% 2.24/2.50  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_10504_n028.cluster.edu".
% 2.24/2.50  ============================== end of head ===========================
% 2.24/2.50  
% 2.24/2.50  ============================== INPUT =================================
% 2.24/2.50  
% 2.24/2.50  % Reading from file /tmp/Prover9_10504_n028.cluster.edu
% 2.24/2.50  
% 2.24/2.50  set(prolog_style_variables).
% 2.24/2.50  set(auto2).
% 2.24/2.50      % set(auto2) -> set(auto).
% 2.24/2.50      % set(auto) -> set(auto_inference).
% 2.24/2.50      % set(auto) -> set(auto_setup).
% 2.24/2.50      % set(auto_setup) -> set(predicate_elim).
% 2.24/2.50      % set(auto_setup) -> assign(eq_defs, unfold).
% 2.24/2.50      % set(auto) -> set(auto_limits).
% 2.24/2.50      % set(auto_limits) -> assign(max_weight, "100.000").
% 2.24/2.50      % set(auto_limits) -> assign(sos_limit, 20000).
% 2.24/2.50      % set(auto) -> set(auto_denials).
% 2.24/2.50      % set(auto) -> set(auto_process).
% 2.24/2.50      % set(auto2) -> assign(new_constants, 1).
% 2.24/2.50      % set(auto2) -> assign(fold_denial_max, 3).
% 2.24/2.50      % set(auto2) -> assign(max_weight, "200.000").
% 2.24/2.50      % set(auto2) -> assign(max_hours, 1).
% 2.24/2.50      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 2.24/2.50      % set(auto2) -> assign(max_seconds, 0).
% 2.24/2.50      % set(auto2) -> assign(max_minutes, 5).
% 2.24/2.50      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 2.24/2.50      % set(auto2) -> set(sort_initial_sos).
% 2.24/2.50      % set(auto2) -> assign(sos_limit, -1).
% 2.24/2.50      % set(auto2) -> assign(lrs_ticks, 3000).
% 2.24/2.50      % set(auto2) -> assign(max_megs, 400).
% 2.24/2.50      % set(auto2) -> assign(stats, some).
% 2.24/2.50      % set(auto2) -> clear(echo_input).
% 2.24/2.50      % set(auto2) -> set(quiet).
% 2.24/2.50      % set(auto2) -> clear(print_initial_clauses).
% 2.24/2.50      % set(auto2) -> clear(print_given).
% 2.24/2.50  assign(lrs_ticks,-1).
% 2.24/2.50  assign(sos_limit,10000).
% 2.24/2.50  assign(order,kbo).
% 2.24/2.50  set(lex_order_vars).
% 2.24/2.50  clear(print_given).
% 2.24/2.50  
% 2.24/2.50  % formulas(sos).  % not echoed (5 formulas)
% 2.24/2.50  
% 2.24/2.50  ============================== end of input ==========================
% 2.24/2.50  
% 2.24/2.50  % From the command line: assign(max_seconds, 300).
% 2.24/2.50  
% 2.24/2.50  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 2.24/2.50  
% 2.24/2.50  % Formulas that are not ordinary clauses:
% 2.24/2.50  
% 2.24/2.50  ============================== end of process non-clausal formulas ===
% 2.24/2.50  
% 2.24/2.50  ============================== PROCESS INITIAL CLAUSES ===============
% 2.24/2.50  
% 2.24/2.50  ============================== PREDICATE ELIMINATION =================
% 2.24/2.50  
% 2.24/2.50  ============================== end predicate elimination =============
% 2.24/2.50  
% 2.24/2.50  Auto_denials:
% 2.24/2.50    % copying label prove_cn_2 to answer in negative clause
% 2.24/2.50  
% 2.24/2.50  Term ordering decisions:
% 2.24/2.50  
% 2.24/2.50  % Assigning unary symbol not kb_weight 0 and highest precedence (4).
% 2.24/2.50  Function symbol KB weights:  a=1. implies=1. not=0.
% 2.24/2.50  
% 2.24/2.50  ============================== end of process initial clauses ========
% 2.24/2.50  
% 2.24/2.50  ============================== CLAUSES FOR SEARCH ====================
% 2.24/2.50  
% 2.24/2.50  ============================== end of clauses for search =============
% 2.24/2.50  
% 2.24/2.50  ============================== SEARCH ================================
% 2.24/2.50  
% 2.24/2.50  % Starting search at 0.01 seconds.
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=44.000, iters=3350
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=43.000, iters=3333
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=42.000, iters=3354
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=38.000, iters=3438
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=36.000, iters=3405
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=34.000, iters=3355
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=32.000, iters=3385
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=31.000, iters=3455
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=29.000, iters=3353
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=28.000, iters=3453
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=27.000, iters=3376
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=26.000, iters=3435
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=25.000, iters=3335
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=24.000, iters=3366
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=23.000, iters=3366
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=22.000, iters=3477
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=21.000, iters=3348
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=20.000, iters=3345
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=19.000, iters=3343
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=18.000, iters=3334
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=17.000, iters=3384
% 2.24/2.50  
% 2.24/2.50  Low Water (displace): id=10764, wt=15.000
% 2.24/2.50  
% 2.24/2.50  Low Water (displace): id=10767, wt=14.000
% 2.24/2.50  
% 2.24/2.50  Low Water (displace): id=10835, wt=13.000
% 2.24/2.50  
% 2.24/2.50  Low Water (displace): id=10848, wt=12.000
% 2.24/2.50  
% 2.24/2.50  NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 31 (0.00 of 0.87 sec).
% 2.24/2.50  
% 2.24/2.50  Low Water (keep): wt=16.000, iters=3336
% 3.65/3.94  
% 3.65/3.94  ============================== PROOF =================================
% 3.65/3.94  % SZS status Unsatisfiable
% 3.65/3.94  % SZS output start Refutation
% 3.65/3.94  
% 3.65/3.94  % Proof 1 at 2.62 (+ 0.36) seconds: prove_cn_2.
% 3.65/3.94  % Length of proof is 54.
% 3.65/3.94  % Level of proof is 22.
% 3.65/3.94  % Maximum clause weight is 19.000.
% 3.65/3.94  % Given clauses 1164.
% 3.65/3.94  
% 3.65/3.94  1 is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))) # label(cn_19) # label(axiom).  [assumption].
% 3.65/3.94  2 is_a_theorem(implies(implies(implies(A,B),C),implies(not(A),C))) # label(cn_37) # label(axiom).  [assumption].
% 3.65/3.94  3 is_a_theorem(implies(implies(A,implies(not(B),C)),implies(A,implies(implies(D,C),implies(implies(B,D),C))))) # label(cn_60) # label(axiom).  [assumption].
% 3.65/3.94  4 -is_a_theorem(implies(implies(not(a),a),a)) # label(prove_cn_2) # label(negated_conjecture) # answer(prove_cn_2).  [assumption].
% 3.65/3.94  5 -is_a_theorem(implies(A,B)) | -is_a_theorem(A) | is_a_theorem(B) # label(condensed_detachment) # label(axiom).  [assumption].
% 3.65/3.94  7 is_a_theorem(implies(implies(implies(A,B),C),implies(implies(D,C),implies(implies(A,D),C)))).  [hyper(5,a,3,a,b,2,a)].
% 3.65/3.95  8 is_a_theorem(implies(implies(implies(A,not(B)),C),implies(implies(D,C),implies(implies(B,D),C)))).  [hyper(5,a,3,a,b,1,a)].
% 3.65/3.95  12 is_a_theorem(implies(implies(not(A),B),implies(C,implies(implies(D,B),implies(implies(A,D),B))))).  [hyper(5,a,1,a,b,3,a)].
% 3.65/3.95  14 is_a_theorem(implies(A,implies(B,A))).  [hyper(5,a,1,a,b,1,a)].
% 3.65/3.95  20 is_a_theorem(implies(not(A),implies(B,implies(A,C)))).  [hyper(5,a,2,a,b,14,a)].
% 3.65/3.95  21 is_a_theorem(implies(A,implies(B,implies(C,A)))).  [hyper(5,a,1,a,b,14,a)].
% 3.65/3.95  34 is_a_theorem(implies(A,implies(B,implies(C,implies(D,A))))).  [hyper(5,a,1,a,b,21,a)].
% 3.65/3.95  47 is_a_theorem(implies(not(implies(A,B)),implies(implies(C,D),implies(implies(A,C),D)))).  [hyper(5,a,2,a,b,7,a)].
% 3.65/3.95  49 is_a_theorem(implies(implies(A,implies(B,implies(C,D))),implies(implies(C,A),implies(B,implies(C,D))))).  [hyper(5,a,7,a,b,14,a)].
% 3.65/3.95  53 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(implies(D,B),A),implies(B,C)))).  [hyper(5,a,7,a,b,1,a)].
% 3.65/3.95  67 is_a_theorem(implies(implies(A,implies(B,not(C))),implies(implies(C,A),implies(B,not(C))))).  [hyper(5,a,8,a,b,1,a)].
% 3.65/3.95  254 is_a_theorem(implies(implies(implies(A,B),not(C)),implies(B,implies(C,D)))).  [hyper(5,a,53,a,b,20,a)].
% 3.65/3.95  266 is_a_theorem(implies(implies(implies(A,B),implies(implies(C,B),D)),implies(B,D))).  [hyper(5,a,53,a,b,1,a)].
% 3.65/3.95  345 is_a_theorem(implies(not(A),implies(A,B))).  [hyper(5,a,266,a,b,254,a)].
% 3.65/3.95  348 is_a_theorem(implies(A,A)).  [hyper(5,a,266,a,b,1,a)].
% 3.65/3.95  356 is_a_theorem(implies(A,implies(implies(B,not(C)),implies(implies(C,B),not(C))))).  [hyper(5,a,12,a,b,348,a)].
% 3.65/3.95  357 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(B,A),implies(B,C)))).  [hyper(5,a,7,a,b,348,a)].
% 3.65/3.95  481 is_a_theorem(implies(implies(A,not(B)),implies(implies(B,A),not(B)))).  [hyper(5,a,356,a,b,356,a)].
% 3.65/3.95  591 is_a_theorem(implies(implies(A,not(B)),implies(B,implies(A,C)))).  [hyper(5,a,49,a,b,345,a)].
% 3.65/3.95  610 is_a_theorem(implies(implies(A,B),implies(C,implies(A,implies(D,B))))).  [hyper(5,a,49,a,b,34,a)].
% 3.65/3.95  613 is_a_theorem(implies(implies(A,implies(A,B)),implies(C,implies(A,B)))).  [hyper(5,a,49,a,b,14,a)].
% 3.65/3.95  634 is_a_theorem(implies(A,implies(not(A),B))).  [hyper(5,a,591,a,b,348,a)].
% 3.65/3.95  676 is_a_theorem(implies(not(implies(A,A)),B)).  [hyper(5,a,634,a,b,348,a)].
% 3.65/3.95  751 is_a_theorem(implies(implies(A,not(implies(B,B))),not(A))).  [hyper(5,a,481,a,b,676,a)].
% 3.65/3.95  1209 is_a_theorem(not(implies(implies(A,A),not(implies(B,B))))).  [hyper(5,a,751,a,b,751,a)].
% 3.65/3.95  1352 is_a_theorem(implies(implies(A,B),implies(implies(implies(C,C),A),B))).  [hyper(5,a,47,a,b,1209,a)].
% 3.65/3.95  1547 is_a_theorem(implies(implies(A,B),implies(not(B),not(A)))).  [hyper(5,a,67,a,b,634,a)].
% 3.65/3.95  1557 is_a_theorem(implies(implies(A,not(B)),implies(B,not(A)))).  [hyper(5,a,67,a,b,345,a)].
% 3.65/3.95  1581 is_a_theorem(implies(not(not(A)),not(implies(A,not(implies(B,B)))))).  [hyper(5,a,1547,a,b,751,a)].
% 3.65/3.95  1627 is_a_theorem(implies(not(implies(A,B)),not(B))).  [hyper(5,a,1547,a,b,14,a)].
% 3.65/3.95  1637 is_a_theorem(implies(not(not(A)),not(not(implies(B,A))))).  [hyper(5,a,1547,a,b,1627,a)].
% 3.65/3.95  1698 is_a_theorem(implies(A,not(not(A)))).  [hyper(5,a,1557,a,b,348,a)].
% 3.65/3.95  1705 is_a_theorem(implies(implies(not(A),A),not(not(A)))).  [hyper(5,a,481,a,b,1698,a)].
% 3.65/3.95  3335 is_a_theorem(implies(not(implies(A,B)),implies(not(not(B)),C))).  [hyper(5,a,591,a,b,1637,a)].
% 3.65/3.95  9784 is_a_theorem(not(not(implies(not(not(A)),A)))).  [hyper(5,a,1705,a,b,3335,a)].
% 3.65/3.95  10900 is_a_theorem(implies(A,implies(implies(B,C),implies(B,implies(D,C))))).  [hyper(5,a,613,a,b,610,a)].
% 3.65/3.95  11537 is_a_theorem(implies(implies(implies(A,A),B),B)).  [hyper(5,a,1352,a,b,348,a)].
% 3.65/3.95  12732 is_a_theorem(not(implies(implies(not(not(A)),A),not(implies(B,B))))).  [hyper(5,a,1581,a,b,9784,a)].
% 3.65/3.95  15497 is_a_theorem(implies(implies(A,B),implies(A,implies(C,B)))).  [hyper(5,a,11537,a,b,10900,a)].
% 3.65/3.95  15517 is_a_theorem(implies(implies(A,implies(B,C)),implies(B,implies(A,C)))).  [hyper(5,a,49,a,b,15497,a)].
% 3.65/3.95  17075 is_a_theorem(implies(A,implies(implies(B,implies(A,C)),implies(B,C)))).  [hyper(5,a,15517,a,b,15517,a)].
% 3.65/3.95  19122 is_a_theorem(implies(implies(A,implies(implies(B,B),C)),implies(A,C))).  [hyper(5,a,11537,a,b,17075,a)].
% 3.65/3.95  21063 is_a_theorem(implies(not(implies(A,B)),implies(implies(A,C),C))).  [hyper(5,a,19122,a,b,47,a)].
% 3.65/3.95  21068 is_a_theorem(implies(not(implies(A,B)),A)).  [hyper(5,a,19122,a,b,21063,a)].
% 3.65/3.95  21157 is_a_theorem(implies(not(not(A)),A)).  [hyper(5,a,21068,a,b,12732,a)].
% 3.65/3.95  21180 is_a_theorem(implies(not(not(A)),implies(B,A))).  [hyper(5,a,15497,a,b,21157,a)].
% 3.65/3.95  21260 is_a_theorem(implies(implies(A,not(not(B))),implies(A,B))).  [hyper(5,a,357,a,b,21180,a)].
% 3.65/3.95  21939 is_a_theorem(implies(implies(not(A),A),A)).  [hyper(5,a,21260,a,b,1705,a)].
% 3.65/3.95  21940 $F # answer(prove_cn_2).  [resolve(21939,a,4,a)].
% 3.65/3.95  
% 3.65/3.95  % SZS output end Refutation
% 3.65/3.95  ============================== end of proof ==========================
% 3.65/3.95  
% 3.65/3.95  ============================== STATISTICS ============================
% 3.65/3.95  
% 3.65/3.95  Given=1164. Generated=694105. Kept=21939. proofs=1.
% 3.65/3.95  Usable=1156. Sos=9999. Demods=0. Limbo=122, Disabled=10666. Hints=0.
% 3.65/3.95  Megabytes=14.52.
% 3.65/3.95  User_CPU=2.62, System_CPU=0.36, Wall_clock=3.
% 3.65/3.95  
% 3.65/3.95  ============================== end of statistics =====================
% 3.65/3.95  
% 3.65/3.95  ============================== end of search =========================
% 3.65/3.95  
% 3.65/3.95  THEOREM PROVED
% 3.65/3.95  % SZS status Unsatisfiable
% 3.65/3.95  
% 3.65/3.95  Exiting with 1 proof.
% 3.65/3.95  
% 3.65/3.95  Process 10657 exit (max_proofs) Sat Jul  2 15:34:36 2022
% 3.65/3.95  Prover9 interrupted
%------------------------------------------------------------------------------