TSTP Solution File: LCL067-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL067-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n008.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 13:43:45 EDT 2022

% Result   : Unsatisfiable 2.02s 2.33s
% Output   : Refutation 2.02s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : LCL067-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.14  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.35  % Computer : n008.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Sat Jul  2 21:34:23 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 1.43/1.70  ============================== Prover9 ===============================
% 1.43/1.70  Prover9 (32) version 2009-11A, November 2009.
% 1.43/1.70  Process 18587 was started by sandbox on n008.cluster.edu,
% 1.43/1.70  Sat Jul  2 21:34:23 2022
% 1.43/1.70  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_18232_n008.cluster.edu".
% 1.43/1.70  ============================== end of head ===========================
% 1.43/1.70  
% 1.43/1.70  ============================== INPUT =================================
% 1.43/1.70  
% 1.43/1.70  % Reading from file /tmp/Prover9_18232_n008.cluster.edu
% 1.43/1.70  
% 1.43/1.70  set(prolog_style_variables).
% 1.43/1.70  set(auto2).
% 1.43/1.70      % set(auto2) -> set(auto).
% 1.43/1.70      % set(auto) -> set(auto_inference).
% 1.43/1.70      % set(auto) -> set(auto_setup).
% 1.43/1.70      % set(auto_setup) -> set(predicate_elim).
% 1.43/1.70      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.43/1.70      % set(auto) -> set(auto_limits).
% 1.43/1.70      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.43/1.70      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.43/1.70      % set(auto) -> set(auto_denials).
% 1.43/1.70      % set(auto) -> set(auto_process).
% 1.43/1.70      % set(auto2) -> assign(new_constants, 1).
% 1.43/1.70      % set(auto2) -> assign(fold_denial_max, 3).
% 1.43/1.70      % set(auto2) -> assign(max_weight, "200.000").
% 1.43/1.70      % set(auto2) -> assign(max_hours, 1).
% 1.43/1.70      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.43/1.70      % set(auto2) -> assign(max_seconds, 0).
% 1.43/1.70      % set(auto2) -> assign(max_minutes, 5).
% 1.43/1.70      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.43/1.70      % set(auto2) -> set(sort_initial_sos).
% 1.43/1.70      % set(auto2) -> assign(sos_limit, -1).
% 1.43/1.70      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.43/1.70      % set(auto2) -> assign(max_megs, 400).
% 1.43/1.70      % set(auto2) -> assign(stats, some).
% 1.43/1.70      % set(auto2) -> clear(echo_input).
% 1.43/1.70      % set(auto2) -> set(quiet).
% 1.43/1.70      % set(auto2) -> clear(print_initial_clauses).
% 1.43/1.70      % set(auto2) -> clear(print_given).
% 1.43/1.70  assign(lrs_ticks,-1).
% 1.43/1.70  assign(sos_limit,10000).
% 1.43/1.70  assign(order,kbo).
% 1.43/1.70  set(lex_order_vars).
% 1.43/1.70  clear(print_given).
% 1.43/1.70  
% 1.43/1.70  % formulas(sos).  % not echoed (5 formulas)
% 1.43/1.70  
% 1.43/1.70  ============================== end of input ==========================
% 1.43/1.70  
% 1.43/1.70  % From the command line: assign(max_seconds, 300).
% 1.43/1.70  
% 1.43/1.70  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.43/1.70  
% 1.43/1.70  % Formulas that are not ordinary clauses:
% 1.43/1.70  
% 1.43/1.70  ============================== end of process non-clausal formulas ===
% 1.43/1.70  
% 1.43/1.70  ============================== PROCESS INITIAL CLAUSES ===============
% 1.43/1.70  
% 1.43/1.70  ============================== PREDICATE ELIMINATION =================
% 1.43/1.70  
% 1.43/1.70  ============================== end predicate elimination =============
% 1.43/1.70  
% 1.43/1.70  Auto_denials:
% 1.43/1.70    % copying label prove_cn_1 to answer in negative clause
% 1.43/1.70  
% 1.43/1.70  Term ordering decisions:
% 1.43/1.70  
% 1.43/1.70  % Assigning unary symbol not kb_weight 0 and highest precedence (6).
% 1.43/1.70  Function symbol KB weights:  a=1. b=1. c=1. implies=1. not=0.
% 1.43/1.70  
% 1.43/1.70  ============================== end of process initial clauses ========
% 1.43/1.70  
% 1.43/1.70  ============================== CLAUSES FOR SEARCH ====================
% 1.43/1.70  
% 1.43/1.70  ============================== end of clauses for search =============
% 1.43/1.70  
% 1.43/1.70  ============================== SEARCH ================================
% 1.43/1.70  
% 1.43/1.70  % Starting search at 0.01 seconds.
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=40.000, iters=3403
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=39.000, iters=3396
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=38.000, iters=3385
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=31.000, iters=3348
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=29.000, iters=3344
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=27.000, iters=3335
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=26.000, iters=3341
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=25.000, iters=3343
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=24.000, iters=3394
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=23.000, iters=3340
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=22.000, iters=3337
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=21.000, iters=3347
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=20.000, iters=3380
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=19.000, iters=3346
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=18.000, iters=3349
% 1.43/1.70  
% 1.43/1.70  Low Water (keep): wt=17.000, iters=3448
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=2166, wt=91.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=1689, wt=90.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=4200, wt=70.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=2168, wt=69.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=1576, wt=68.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=4199, wt=66.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=2167, wt=65.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=1636, wt=64.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=4198, wt=62.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=2165, wt=61.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=1755, wt=60.000
% 1.43/1.70  
% 1.43/1.70  Low Water (displace): id=4246, wt=58.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=2214, wt=57.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=1208, wt=56.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=4190, wt=54.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=3586, wt=53.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=4212, wt=52.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=2180, wt=51.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=1690, wt=50.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5363, wt=48.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5372, wt=47.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5374, wt=46.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=2171, wt=45.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5477, wt=44.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5484, wt=43.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=5486, wt=42.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=2577, wt=41.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=10876, wt=14.000
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=11002, wt=13.000
% 2.02/2.33  
% 2.02/2.33  NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 28 (0.00 of 0.81 sec).
% 2.02/2.33  
% 2.02/2.33  Low Water (keep): wt=16.000, iters=3333
% 2.02/2.33  
% 2.02/2.33  Low Water (displace): id=11891, wt=12.000
% 2.02/2.33  
% 2.02/2.33  ============================== PROOF =================================
% 2.02/2.33  % SZS status Unsatisfiable
% 2.02/2.33  % SZS output start Refutation
% 2.02/2.33  
% 2.02/2.33  % Proof 1 at 1.19 (+ 0.15) seconds: prove_cn_1.
% 2.02/2.33  % Length of proof is 19.
% 2.02/2.33  % Level of proof is 11.
% 2.02/2.33  % Maximum clause weight is 18.000.
% 2.02/2.33  % Given clauses 728.
% 2.02/2.33  
% 2.02/2.33  1 is_a_theorem(implies(implies(implies(A,B),C),implies(B,C))) # label(cn_19) # label(axiom).  [assumption].
% 2.02/2.33  2 is_a_theorem(implies(implies(implies(A,B),C),implies(not(A),C))) # label(cn_37) # label(axiom).  [assumption].
% 2.02/2.33  3 is_a_theorem(implies(implies(not(A),B),implies(implies(C,B),implies(implies(A,C),B)))) # label(cn_59) # label(axiom).  [assumption].
% 2.02/2.33  4 -is_a_theorem(implies(implies(a,b),implies(implies(b,c),implies(a,c)))) # label(prove_cn_1) # label(negated_conjecture) # answer(prove_cn_1).  [assumption].
% 2.02/2.33  5 -is_a_theorem(implies(A,B)) | -is_a_theorem(A) | is_a_theorem(B) # label(condensed_detachment) # label(axiom).  [assumption].
% 2.02/2.33  11 is_a_theorem(implies(A,implies(B,A))).  [hyper(5,a,1,a,b,1,a)].
% 2.02/2.33  15 is_a_theorem(implies(not(A),implies(B,implies(A,C)))).  [hyper(5,a,2,a,b,11,a)].
% 2.02/2.33  16 is_a_theorem(implies(A,implies(B,implies(C,A)))).  [hyper(5,a,1,a,b,11,a)].
% 2.02/2.33  26 is_a_theorem(implies(A,implies(B,implies(C,implies(D,A))))).  [hyper(5,a,1,a,b,16,a)].
% 2.02/2.33  40 is_a_theorem(implies(implies(A,implies(B,implies(C,D))),implies(implies(C,A),implies(B,implies(C,D))))).  [hyper(5,a,3,a,b,15,a)].
% 2.02/2.33  459 is_a_theorem(implies(implies(A,B),implies(C,implies(A,implies(D,B))))).  [hyper(5,a,40,a,b,26,a)].
% 2.02/2.33  465 is_a_theorem(implies(implies(A,implies(A,B)),implies(C,implies(A,B)))).  [hyper(5,a,40,a,b,11,a)].
% 2.02/2.33  535 is_a_theorem(implies(A,implies(implies(B,implies(B,C)),implies(B,C)))).  [hyper(5,a,465,a,b,465,a)].
% 2.02/2.33  9446 is_a_theorem(implies(implies(A,implies(A,B)),implies(A,B))).  [hyper(5,a,535,a,b,535,a)].
% 2.02/2.33  9462 is_a_theorem(implies(implies(A,B),implies(A,implies(C,B)))).  [hyper(5,a,9446,a,b,459,a)].
% 2.02/2.33  9485 is_a_theorem(implies(implies(A,implies(B,C)),implies(B,implies(A,C)))).  [hyper(5,a,40,a,b,9462,a)].
% 2.02/2.33  13428 is_a_theorem(implies(A,implies(implies(A,B),implies(C,B)))).  [hyper(5,a,9485,a,b,9462,a)].
% 2.02/2.33  13919 is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).  [hyper(5,a,40,a,b,13428,a)].
% 2.02/2.33  13920 $F # answer(prove_cn_1).  [resolve(13919,a,4,a)].
% 2.02/2.33  
% 2.02/2.33  % SZS output end Refutation
% 2.02/2.33  ============================== end of proof ==========================
% 2.02/2.33  
% 2.02/2.33  ============================== STATISTICS ============================
% 2.02/2.33  
% 2.02/2.33  Given=728. Generated=253135. Kept=13919. proofs=1.
% 2.02/2.33  Usable=721. Sos=9999. Demods=0. Limbo=24, Disabled=3179. Hints=0.
% 2.02/2.33  Megabytes=10.79.
% 2.02/2.33  User_CPU=1.19, System_CPU=0.15, Wall_clock=2.
% 2.02/2.33  
% 2.02/2.33  ============================== end of statistics =====================
% 2.02/2.33  
% 2.02/2.33  ============================== end of search =========================
% 2.02/2.33  
% 2.02/2.33  THEOREM PROVED
% 2.02/2.33  % SZS status Unsatisfiable
% 2.02/2.33  
% 2.02/2.33  Exiting with 1 proof.
% 2.02/2.33  
% 2.02/2.33  Process 18587 exit (max_proofs) Sat Jul  2 21:34:25 2022
% 2.02/2.33  Prover9 interrupted
%------------------------------------------------------------------------------