TSTP Solution File: LCL077-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL077-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n011.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 13:43:49 EDT 2022

% Result   : Unsatisfiable 0.81s 1.14s
% Output   : Refutation 0.81s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : LCL077-1 : TPTP v8.1.0. Released v1.0.0.
% 0.04/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.33  % Computer : n011.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jul  3 12:35:35 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.81/1.14  ============================== Prover9 ===============================
% 0.81/1.14  Prover9 (32) version 2009-11A, November 2009.
% 0.81/1.14  Process 23974 was started by sandbox2 on n011.cluster.edu,
% 0.81/1.14  Sun Jul  3 12:35:36 2022
% 0.81/1.14  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_23819_n011.cluster.edu".
% 0.81/1.14  ============================== end of head ===========================
% 0.81/1.14  
% 0.81/1.14  ============================== INPUT =================================
% 0.81/1.14  
% 0.81/1.14  % Reading from file /tmp/Prover9_23819_n011.cluster.edu
% 0.81/1.14  
% 0.81/1.14  set(prolog_style_variables).
% 0.81/1.14  set(auto2).
% 0.81/1.14      % set(auto2) -> set(auto).
% 0.81/1.14      % set(auto) -> set(auto_inference).
% 0.81/1.14      % set(auto) -> set(auto_setup).
% 0.81/1.14      % set(auto_setup) -> set(predicate_elim).
% 0.81/1.14      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.81/1.14      % set(auto) -> set(auto_limits).
% 0.81/1.14      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.81/1.14      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.81/1.14      % set(auto) -> set(auto_denials).
% 0.81/1.14      % set(auto) -> set(auto_process).
% 0.81/1.14      % set(auto2) -> assign(new_constants, 1).
% 0.81/1.14      % set(auto2) -> assign(fold_denial_max, 3).
% 0.81/1.14      % set(auto2) -> assign(max_weight, "200.000").
% 0.81/1.14      % set(auto2) -> assign(max_hours, 1).
% 0.81/1.14      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.81/1.14      % set(auto2) -> assign(max_seconds, 0).
% 0.81/1.14      % set(auto2) -> assign(max_minutes, 5).
% 0.81/1.14      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.81/1.14      % set(auto2) -> set(sort_initial_sos).
% 0.81/1.14      % set(auto2) -> assign(sos_limit, -1).
% 0.81/1.14      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.81/1.14      % set(auto2) -> assign(max_megs, 400).
% 0.81/1.14      % set(auto2) -> assign(stats, some).
% 0.81/1.14      % set(auto2) -> clear(echo_input).
% 0.81/1.14      % set(auto2) -> set(quiet).
% 0.81/1.14      % set(auto2) -> clear(print_initial_clauses).
% 0.81/1.14      % set(auto2) -> clear(print_given).
% 0.81/1.14  assign(lrs_ticks,-1).
% 0.81/1.14  assign(sos_limit,10000).
% 0.81/1.14  assign(order,kbo).
% 0.81/1.14  set(lex_order_vars).
% 0.81/1.14  clear(print_given).
% 0.81/1.14  
% 0.81/1.14  % formulas(sos).  % not echoed (5 formulas)
% 0.81/1.14  
% 0.81/1.14  ============================== end of input ==========================
% 0.81/1.14  
% 0.81/1.14  % From the command line: assign(max_seconds, 300).
% 0.81/1.14  
% 0.81/1.14  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.81/1.14  
% 0.81/1.14  % Formulas that are not ordinary clauses:
% 0.81/1.14  
% 0.81/1.14  ============================== end of process non-clausal formulas ===
% 0.81/1.14  
% 0.81/1.14  ============================== PROCESS INITIAL CLAUSES ===============
% 0.81/1.14  
% 0.81/1.14  ============================== PREDICATE ELIMINATION =================
% 0.81/1.14  
% 0.81/1.14  ============================== end predicate elimination =============
% 0.81/1.14  
% 0.81/1.14  Auto_denials:
% 0.81/1.14    % copying label prove_cn_39 to answer in negative clause
% 0.81/1.14  
% 0.81/1.14  Term ordering decisions:
% 0.81/1.14  
% 0.81/1.14  % Assigning unary symbol not kb_weight 0 and highest precedence (4).
% 0.81/1.14  Function symbol KB weights:  a=1. implies=1. not=0.
% 0.81/1.14  
% 0.81/1.14  ============================== end of process initial clauses ========
% 0.81/1.14  
% 0.81/1.14  ============================== CLAUSES FOR SEARCH ====================
% 0.81/1.14  
% 0.81/1.14  ============================== end of clauses for search =============
% 0.81/1.14  
% 0.81/1.14  ============================== SEARCH ================================
% 0.81/1.14  
% 0.81/1.14  % Starting search at 0.01 seconds.
% 0.81/1.14  
% 0.81/1.14  ============================== PROOF =================================
% 0.81/1.14  % SZS status Unsatisfiable
% 0.81/1.14  % SZS output start Refutation
% 0.81/1.14  
% 0.81/1.14  % Proof 1 at 0.14 (+ 0.02) seconds: prove_cn_39.
% 0.81/1.14  % Length of proof is 21.
% 0.81/1.14  % Level of proof is 7.
% 0.81/1.14  % Maximum clause weight is 20.000.
% 0.81/1.14  % Given clauses 129.
% 0.81/1.14  
% 0.81/1.14  1 is_a_theorem(implies(A,implies(B,A))) # label(cn_18) # label(axiom).  [assumption].
% 0.81/1.14  2 is_a_theorem(implies(implies(not(A),not(B)),implies(B,A))) # label(cn_49) # label(axiom).  [assumption].
% 0.81/1.14  3 is_a_theorem(implies(implies(A,implies(B,C)),implies(implies(A,B),implies(A,C)))) # label(cn_35) # label(axiom).  [assumption].
% 0.81/1.14  4 -is_a_theorem(implies(not(not(a)),a)) # label(prove_cn_39) # label(negated_conjecture) # answer(prove_cn_39).  [assumption].
% 0.81/1.14  5 -is_a_theorem(implies(A,B)) | -is_a_theorem(A) | is_a_theorem(B) # label(condensed_detachment) # label(axiom).  [assumption].
% 0.81/1.14  6 is_a_theorem(implies(implies(implies(A,implies(B,C)),implies(A,B)),implies(implies(A,implies(B,C)),implies(A,C)))).  [hyper(5,a,3,a,b,3,a)].
% 0.81/1.14  7 is_a_theorem(implies(implies(implies(not(A),not(B)),B),implies(implies(not(A),not(B)),A))).  [hyper(5,a,3,a,b,2,a)].
% 0.81/1.14  8 is_a_theorem(implies(implies(A,B),implies(A,A))).  [hyper(5,a,3,a,b,1,a)].
% 0.81/1.14  10 is_a_theorem(implies(A,implies(implies(not(B),not(C)),implies(C,B)))).  [hyper(5,a,1,a,b,2,a)].
% 0.81/1.14  11 is_a_theorem(implies(A,implies(B,implies(C,B)))).  [hyper(5,a,1,a,b,1,a)].
% 0.81/1.14  17 is_a_theorem(implies(A,A)).  [hyper(5,a,8,a,b,1,a)].
% 0.81/1.14  18 is_a_theorem(implies(implies(implies(A,B),A),implies(implies(A,B),B))).  [hyper(5,a,3,a,b,17,a)].
% 0.81/1.14  21 is_a_theorem(implies(implies(A,implies(implies(B,A),C)),implies(A,C))).  [hyper(5,a,6,a,b,11,a)].
% 0.81/1.14  26 is_a_theorem(implies(A,implies(implies(implies(not(B),not(C)),C),implies(implies(not(B),not(C)),B)))).  [hyper(5,a,1,a,b,7,a)].
% 0.81/1.14  141 is_a_theorem(implies(not(A),implies(A,B))).  [hyper(5,a,21,a,b,10,a)].
% 0.81/1.14  154 is_a_theorem(implies(A,implies(not(B),implies(B,C)))).  [hyper(5,a,1,a,b,141,a)].
% 0.81/1.14  160 is_a_theorem(implies(implies(implies(not(A),implies(A,B)),C),C)).  [hyper(5,a,18,a,b,154,a)].
% 0.81/1.14  237 is_a_theorem(implies(A,implies(implies(not(B),not(A)),B))).  [hyper(5,a,21,a,b,26,a)].
% 0.81/1.14  247 is_a_theorem(implies(implies(A,implies(not(B),not(A))),implies(A,B))).  [hyper(5,a,3,a,b,237,a)].
% 0.81/1.14  2055 is_a_theorem(implies(not(not(A)),A)).  [hyper(5,a,160,a,b,247,a)].
% 0.81/1.14  2056 $F # answer(prove_cn_39).  [resolve(2055,a,4,a)].
% 0.81/1.14  
% 0.81/1.14  % SZS output end Refutation
% 0.81/1.14  ============================== end of proof ==========================
% 0.81/1.14  
% 0.81/1.14  ============================== STATISTICS ============================
% 0.81/1.14  
% 0.81/1.14  Given=129. Generated=10663. Kept=2055. proofs=1.
% 0.81/1.14  Usable=128. Sos=1901. Demods=0. Limbo=10, Disabled=20. Hints=0.
% 0.81/1.14  Megabytes=1.96.
% 0.81/1.14  User_CPU=0.14, System_CPU=0.02, Wall_clock=0.
% 0.81/1.14  
% 0.81/1.14  ============================== end of statistics =====================
% 0.81/1.14  
% 0.81/1.14  ============================== end of search =========================
% 0.81/1.14  
% 0.81/1.14  THEOREM PROVED
% 0.81/1.14  % SZS status Unsatisfiable
% 0.81/1.14  
% 0.81/1.14  Exiting with 1 proof.
% 0.81/1.14  
% 0.81/1.14  Process 23974 exit (max_proofs) Sun Jul  3 12:35:36 2022
% 0.81/1.14  Prover9 interrupted
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