TSTP Solution File: LCL042-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL042-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n016.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 13:43:35 EDT 2022

% Result   : Unsatisfiable 140.40s 140.70s
% Output   : Refutation 140.40s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : LCL042-1 : TPTP v8.1.0. Released v1.0.0.
% 0.04/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n016.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 : Mon Jul  4 21:31:47 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.43/1.72  ============================== Prover9 ===============================
% 1.43/1.72  Prover9 (32) version 2009-11A, November 2009.
% 1.43/1.72  Process 7399 was started by sandbox on n016.cluster.edu,
% 1.43/1.72  Mon Jul  4 21:31:48 2022
% 1.43/1.72  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_7246_n016.cluster.edu".
% 1.43/1.72  ============================== end of head ===========================
% 1.43/1.72  
% 1.43/1.72  ============================== INPUT =================================
% 1.43/1.72  
% 1.43/1.72  % Reading from file /tmp/Prover9_7246_n016.cluster.edu
% 1.43/1.72  
% 1.43/1.72  set(prolog_style_variables).
% 1.43/1.72  set(auto2).
% 1.43/1.72      % set(auto2) -> set(auto).
% 1.43/1.72      % set(auto) -> set(auto_inference).
% 1.43/1.72      % set(auto) -> set(auto_setup).
% 1.43/1.72      % set(auto_setup) -> set(predicate_elim).
% 1.43/1.72      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.43/1.72      % set(auto) -> set(auto_limits).
% 1.43/1.72      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.43/1.72      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.43/1.72      % set(auto) -> set(auto_denials).
% 1.43/1.72      % set(auto) -> set(auto_process).
% 1.43/1.72      % set(auto2) -> assign(new_constants, 1).
% 1.43/1.72      % set(auto2) -> assign(fold_denial_max, 3).
% 1.43/1.72      % set(auto2) -> assign(max_weight, "200.000").
% 1.43/1.72      % set(auto2) -> assign(max_hours, 1).
% 1.43/1.72      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.43/1.72      % set(auto2) -> assign(max_seconds, 0).
% 1.43/1.72      % set(auto2) -> assign(max_minutes, 5).
% 1.43/1.72      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.43/1.72      % set(auto2) -> set(sort_initial_sos).
% 1.43/1.72      % set(auto2) -> assign(sos_limit, -1).
% 1.43/1.72      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.43/1.72      % set(auto2) -> assign(max_megs, 400).
% 1.43/1.72      % set(auto2) -> assign(stats, some).
% 1.43/1.72      % set(auto2) -> clear(echo_input).
% 1.43/1.72      % set(auto2) -> set(quiet).
% 1.43/1.72      % set(auto2) -> clear(print_initial_clauses).
% 1.43/1.72      % set(auto2) -> clear(print_given).
% 1.43/1.72  assign(lrs_ticks,-1).
% 1.43/1.72  assign(sos_limit,10000).
% 1.43/1.72  assign(order,kbo).
% 1.43/1.72  set(lex_order_vars).
% 1.43/1.72  clear(print_given).
% 1.43/1.72  
% 1.43/1.72  % formulas(sos).  % not echoed (7 formulas)
% 1.43/1.72  
% 1.43/1.72  ============================== end of input ==========================
% 1.43/1.72  
% 1.43/1.72  % From the command line: assign(max_seconds, 300).
% 1.43/1.72  
% 1.43/1.72  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.43/1.72  
% 1.43/1.72  % Formulas that are not ordinary clauses:
% 1.43/1.72  
% 1.43/1.72  ============================== end of process non-clausal formulas ===
% 1.43/1.72  
% 1.43/1.72  ============================== PROCESS INITIAL CLAUSES ===============
% 1.43/1.72  
% 1.43/1.72  ============================== PREDICATE ELIMINATION =================
% 1.43/1.72  
% 1.43/1.72  ============================== end predicate elimination =============
% 1.43/1.72  
% 1.43/1.72  Auto_denials:
% 1.43/1.72    % copying label prove_cn_35 to answer in negative clause
% 1.43/1.72  
% 1.43/1.72  Term ordering decisions:
% 1.43/1.72  
% 1.43/1.72  % Assigning unary symbol not kb_weight 0 and highest precedence (6).
% 1.43/1.72  Function symbol KB weights:  a=1. b=1. c=1. implies=1. not=0.
% 1.43/1.72  
% 1.43/1.72  ============================== end of process initial clauses ========
% 1.43/1.72  
% 1.43/1.72  ============================== CLAUSES FOR SEARCH ====================
% 1.43/1.72  
% 1.43/1.72  ============================== end of clauses for search =============
% 1.43/1.72  
% 1.43/1.72  ============================== SEARCH ================================
% 1.43/1.72  
% 1.43/1.72  % Starting search at 0.01 seconds.
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=35.000, iters=3408
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=29.000, iters=3356
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=28.000, iters=3341
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=27.000, iters=3387
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=24.000, iters=3338
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=23.000, iters=3358
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=22.000, iters=3439
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=21.000, iters=3391
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=20.000, iters=3401
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=19.000, iters=3361
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=18.000, iters=3358
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=17.000, iters=3335
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=16.000, iters=3355
% 1.43/1.72  
% 1.43/1.72  Low Water (keep): wt=15.000, iters=3340
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5582, wt=61.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4049, wt=58.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4957, wt=57.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5599, wt=49.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5585, wt=47.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4066, wt=46.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5598, wt=45.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4052, wt=44.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5580, wt=43.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4065, wt=42.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5565, wt=41.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=4047, wt=40.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5608, wt=39.000
% 1.43/1.72  
% 1.43/1.72  Low Water (displace): id=5141, wt=38.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=5606, wt=37.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=4075, wt=36.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=5593, wt=35.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=4073, wt=34.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=5588, wt=33.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=4732, wt=32.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=5610, wt=31.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=5411, wt=30.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=10620, wt=14.000
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=10648, wt=13.000
% 140.40/140.70  
% 140.40/140.70  NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 118 (0.00 of 0.85 sec).
% 140.40/140.70  
% 140.40/140.70  Low Water (displace): id=12498, wt=12.000
% 140.40/140.70  
% 140.40/140.70  Low Water (keep): wt=14.000, iters=3333
% 140.40/140.70  
% 140.40/140.70  ============================== PROOF =================================
% 140.40/140.70  % SZS status Unsatisfiable
% 140.40/140.70  % SZS output start Refutation
% 140.40/140.70  
% 140.40/140.70  % Proof 1 at 119.54 (+ 20.17) seconds: prove_cn_35.
% 140.40/140.70  % Length of proof is 21.
% 140.40/140.70  % Level of proof is 6.
% 140.40/140.70  % Maximum clause weight is 20.000.
% 140.40/140.70  % Given clauses 10230.
% 140.40/140.70  
% 140.40/140.70  1 is_a_theorem(implies(A,implies(B,A))) # label(cn_18) # label(axiom).  [assumption].
% 140.40/140.70  2 is_a_theorem(implies(A,implies(not(A),B))) # label(cn_3) # label(axiom).  [assumption].
% 140.40/140.70  3 is_a_theorem(implies(implies(A,B),implies(implies(not(A),B),B))) # label(cn_54) # label(axiom).  [assumption].
% 140.40/140.70  4 is_a_theorem(implies(implies(A,implies(B,C)),implies(B,implies(A,C)))) # label(cn_21) # label(axiom).  [assumption].
% 140.40/140.70  5 is_a_theorem(implies(implies(A,B),implies(implies(C,A),implies(C,B)))) # label(cn_22) # label(axiom).  [assumption].
% 140.40/140.70  6 -is_a_theorem(implies(implies(a,implies(b,c)),implies(implies(a,b),implies(a,c)))) # label(prove_cn_35) # label(negated_conjecture) # answer(prove_cn_35).  [assumption].
% 140.40/140.70  7 -is_a_theorem(implies(A,B)) | -is_a_theorem(A) | is_a_theorem(B) # label(condensed_detachment) # label(axiom).  [assumption].
% 140.40/140.70  8 is_a_theorem(implies(implies(A,implies(B,C)),implies(A,implies(implies(D,B),implies(D,C))))).  [hyper(7,a,5,a,b,5,a)].
% 140.40/140.70  9 is_a_theorem(implies(implies(A,implies(B,implies(C,D))),implies(A,implies(C,implies(B,D))))).  [hyper(7,a,5,a,b,4,a)].
% 140.40/140.70  12 is_a_theorem(implies(implies(A,B),implies(A,implies(C,B)))).  [hyper(7,a,5,a,b,1,a)].
% 140.40/140.70  13 is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).  [hyper(7,a,4,a,b,5,a)].
% 140.40/140.70  16 is_a_theorem(implies(not(A),implies(A,B))).  [hyper(7,a,4,a,b,2,a)].
% 140.40/140.70  34 is_a_theorem(implies(implies(A,implies(B,implies(C,D))),implies(A,implies(B,implies(implies(E,C),implies(E,D)))))).  [hyper(7,a,5,a,b,8,a)].
% 140.40/140.70  71 is_a_theorem(implies(not(A),implies(B,implies(A,C)))).  [hyper(7,a,9,a,b,16,a)].
% 140.40/140.70  226 is_a_theorem(implies(A,implies(implies(A,B),implies(C,B)))).  [hyper(7,a,4,a,b,12,a)].
% 140.40/140.70  354 is_a_theorem(implies(implies(implies(A,implies(B,C)),D),implies(implies(B,implies(A,C)),D))).  [hyper(7,a,13,a,b,4,a)].
% 140.40/140.70  1143 is_a_theorem(implies(implies(not(A),implies(implies(A,B),implies(C,B))),implies(implies(A,B),implies(C,B)))).  [hyper(7,a,3,a,b,226,a)].
% 140.40/140.70  1806 is_a_theorem(implies(not(A),implies(B,implies(implies(C,A),implies(C,D))))).  [hyper(7,a,34,a,b,71,a)].
% 140.40/140.70  18516 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(B,A),implies(B,C)))).  [hyper(7,a,1143,a,b,1806,a)].
% 140.40/140.70  22613 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C)))).  [hyper(7,a,354,a,b,18516,a)].
% 140.40/140.71  22614 $F # answer(prove_cn_35).  [resolve(22613,a,6,a)].
% 140.40/140.71  
% 140.40/140.71  % SZS output end Refutation
% 140.40/140.71  ============================== end of proof ==========================
% 140.40/140.71  
% 140.40/140.71  ============================== STATISTICS ============================
% 140.40/140.71  
% 140.40/140.71  Given=10230. Generated=42203703. Kept=22613. proofs=1.
% 140.40/140.71  Usable=10229. Sos=6950. Demods=0. Limbo=1, Disabled=5439. Hints=0.
% 140.40/140.71  Megabytes=14.59.
% 140.40/140.71  User_CPU=119.54, System_CPU=20.17, Wall_clock=140.
% 140.40/140.71  
% 140.40/140.71  ============================== end of statistics =====================
% 140.40/140.71  
% 140.40/140.71  ============================== end of search =========================
% 140.40/140.71  
% 140.40/140.71  THEOREM PROVED
% 140.40/140.71  % SZS status Unsatisfiable
% 140.40/140.71  
% 140.40/140.71  Exiting with 1 proof.
% 140.40/140.71  
% 140.40/140.71  Process 7399 exit (max_proofs) Mon Jul  4 21:34:08 2022
% 140.40/140.71  Prover9 interrupted
%------------------------------------------------------------------------------