TSTP Solution File: GRP166-3 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP166-3 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n023.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 : Sat Jul 16 11:17:49 EDT 2022

% Result   : Unsatisfiable 0.75s 1.02s
% Output   : Refutation 0.75s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GRP166-3 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.04/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n023.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Tue Jun 14 02:14:36 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.75/1.02  ============================== Prover9 ===============================
% 0.75/1.02  Prover9 (32) version 2009-11A, November 2009.
% 0.75/1.02  Process 582 was started by sandbox on n023.cluster.edu,
% 0.75/1.02  Tue Jun 14 02:14:36 2022
% 0.75/1.02  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_32699_n023.cluster.edu".
% 0.75/1.02  ============================== end of head ===========================
% 0.75/1.02  
% 0.75/1.02  ============================== INPUT =================================
% 0.75/1.02  
% 0.75/1.02  % Reading from file /tmp/Prover9_32699_n023.cluster.edu
% 0.75/1.02  
% 0.75/1.02  set(prolog_style_variables).
% 0.75/1.02  set(auto2).
% 0.75/1.02      % set(auto2) -> set(auto).
% 0.75/1.02      % set(auto) -> set(auto_inference).
% 0.75/1.02      % set(auto) -> set(auto_setup).
% 0.75/1.02      % set(auto_setup) -> set(predicate_elim).
% 0.75/1.02      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.75/1.02      % set(auto) -> set(auto_limits).
% 0.75/1.02      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.75/1.02      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.75/1.02      % set(auto) -> set(auto_denials).
% 0.75/1.02      % set(auto) -> set(auto_process).
% 0.75/1.02      % set(auto2) -> assign(new_constants, 1).
% 0.75/1.02      % set(auto2) -> assign(fold_denial_max, 3).
% 0.75/1.02      % set(auto2) -> assign(max_weight, "200.000").
% 0.75/1.02      % set(auto2) -> assign(max_hours, 1).
% 0.75/1.02      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.75/1.02      % set(auto2) -> assign(max_seconds, 0).
% 0.75/1.02      % set(auto2) -> assign(max_minutes, 5).
% 0.75/1.02      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.75/1.02      % set(auto2) -> set(sort_initial_sos).
% 0.75/1.02      % set(auto2) -> assign(sos_limit, -1).
% 0.75/1.02      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.75/1.02      % set(auto2) -> assign(max_megs, 400).
% 0.75/1.02      % set(auto2) -> assign(stats, some).
% 0.75/1.02      % set(auto2) -> clear(echo_input).
% 0.75/1.02      % set(auto2) -> set(quiet).
% 0.75/1.02      % set(auto2) -> clear(print_initial_clauses).
% 0.75/1.02      % set(auto2) -> clear(print_given).
% 0.75/1.02  assign(lrs_ticks,-1).
% 0.75/1.02  assign(sos_limit,10000).
% 0.75/1.02  assign(order,kbo).
% 0.75/1.02  set(lex_order_vars).
% 0.75/1.02  clear(print_given).
% 0.75/1.02  
% 0.75/1.02  % formulas(sos).  % not echoed (18 formulas)
% 0.75/1.02  
% 0.75/1.02  ============================== end of input ==========================
% 0.75/1.02  
% 0.75/1.02  % From the command line: assign(max_seconds, 300).
% 0.75/1.02  
% 0.75/1.02  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.75/1.02  
% 0.75/1.02  % Formulas that are not ordinary clauses:
% 0.75/1.02  
% 0.75/1.02  ============================== end of process non-clausal formulas ===
% 0.75/1.02  
% 0.75/1.02  ============================== PROCESS INITIAL CLAUSES ===============
% 0.75/1.02  
% 0.75/1.02  ============================== PREDICATE ELIMINATION =================
% 0.75/1.02  
% 0.75/1.02  ============================== end predicate elimination =============
% 0.75/1.02  
% 0.75/1.02  Auto_denials:
% 0.75/1.02    % copying label prove_lat3a to answer in negative clause
% 0.75/1.02  
% 0.75/1.02  Term ordering decisions:
% 0.75/1.02  
% 0.75/1.02  % Assigning unary symbol inverse kb_weight 0 and highest precedence (8).
% 0.75/1.02  Function symbol KB weights:  identity=1. a=1. b=1. multiply=1. least_upper_bound=1. greatest_lower_bound=1. inverse=0.
% 0.75/1.02  
% 0.75/1.02  ============================== end of process initial clauses ========
% 0.75/1.02  
% 0.75/1.02  ============================== CLAUSES FOR SEARCH ====================
% 0.75/1.02  
% 0.75/1.02  ============================== end of clauses for search =============
% 0.75/1.02  
% 0.75/1.02  ============================== SEARCH ================================
% 0.75/1.02  
% 0.75/1.02  % Starting search at 0.01 seconds.
% 0.75/1.02  
% 0.75/1.02  ============================== PROOF =================================
% 0.75/1.02  % SZS status Unsatisfiable
% 0.75/1.02  % SZS output start Refutation
% 0.75/1.02  
% 0.75/1.02  % Proof 1 at 0.02 (+ 0.00) seconds: prove_lat3a.
% 0.75/1.02  % Length of proof is 9.
% 0.75/1.02  % Level of proof is 3.
% 0.75/1.02  % Maximum clause weight is 13.000.
% 0.75/1.02  % Given clauses 14.
% 0.75/1.02  
% 0.75/1.02  1 multiply(identity,A) = A # label(left_identity) # label(axiom).  [assumption].
% 0.75/1.02  5 least_upper_bound(b,identity) = b # label(lat3a_2) # label(hypothesis).  [assumption].
% 0.75/1.02  8 least_upper_bound(A,B) = least_upper_bound(B,A) # label(symmetry_of_lub) # label(axiom).  [assumption].
% 0.75/1.02  20 multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)) # label(monotony_lub2) # label(axiom).  [assumption].
% 0.75/1.02  21 least_upper_bound(multiply(A,B),multiply(C,B)) = multiply(least_upper_bound(A,C),B).  [copy(20),flip(a)].
% 0.75/1.02  24 least_upper_bound(a,multiply(b,a)) != multiply(b,a) # label(prove_lat3a) # label(negated_conjecture) # answer(prove_lat3a).  [assumption].
% 0.75/1.02  25 least_upper_bound(identity,b) = b.  [back_rewrite(5),rewrite([8(3)])].
% 0.75/1.02  34 least_upper_bound(A,multiply(B,A)) = multiply(least_upper_bound(B,identity),A).  [para(1(a,1),21(a,1,1)),rewrite([8(4)])].
% 0.75/1.02  38 $F # answer(prove_lat3a).  [back_rewrite(24),rewrite([34(5),8(3),25(3)]),xx(a)].
% 0.75/1.02  
% 0.75/1.02  % SZS output end Refutation
% 0.75/1.02  ============================== end of proof ==========================
% 0.75/1.02  
% 0.75/1.02  ============================== STATISTICS ============================
% 0.75/1.02  
% 0.75/1.02  Given=14. Generated=181. Kept=31. proofs=1.
% 0.75/1.02  Usable=14. Sos=10. Demods=25. Limbo=4, Disabled=21. Hints=0.
% 0.75/1.02  Megabytes=0.05.
% 0.75/1.02  User_CPU=0.02, System_CPU=0.00, Wall_clock=0.
% 0.75/1.02  
% 0.75/1.02  ============================== end of statistics =====================
% 0.75/1.02  
% 0.75/1.02  ============================== end of search =========================
% 0.75/1.02  
% 0.75/1.02  THEOREM PROVED
% 0.75/1.02  % SZS status Unsatisfiable
% 0.75/1.02  
% 0.75/1.02  Exiting with 1 proof.
% 0.75/1.02  
% 0.75/1.02  Process 582 exit (max_proofs) Tue Jun 14 02:14:36 2022
% 0.75/1.02  Prover9 interrupted
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