TSTP Solution File: MGT058-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : MGT058-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n019.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 22:23:09 EDT 2022

% Result   : Unsatisfiable 0.45s 1.01s
% Output   : Refutation 0.45s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : MGT058-1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n019.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 : Thu Jun  9 12:10:25 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.45/1.00  ============================== Prover9 ===============================
% 0.45/1.00  Prover9 (32) version 2009-11A, November 2009.
% 0.45/1.00  Process 1017 was started by sandbox on n019.cluster.edu,
% 0.45/1.00  Thu Jun  9 12:10:25 2022
% 0.45/1.00  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_847_n019.cluster.edu".
% 0.45/1.00  ============================== end of head ===========================
% 0.45/1.00  
% 0.45/1.00  ============================== INPUT =================================
% 0.45/1.00  
% 0.45/1.00  % Reading from file /tmp/Prover9_847_n019.cluster.edu
% 0.45/1.00  
% 0.45/1.00  set(prolog_style_variables).
% 0.45/1.00  set(auto2).
% 0.45/1.00      % set(auto2) -> set(auto).
% 0.45/1.00      % set(auto) -> set(auto_inference).
% 0.45/1.00      % set(auto) -> set(auto_setup).
% 0.45/1.00      % set(auto_setup) -> set(predicate_elim).
% 0.45/1.00      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.45/1.00      % set(auto) -> set(auto_limits).
% 0.45/1.00      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.45/1.00      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.45/1.00      % set(auto) -> set(auto_denials).
% 0.45/1.00      % set(auto) -> set(auto_process).
% 0.45/1.00      % set(auto2) -> assign(new_constants, 1).
% 0.45/1.00      % set(auto2) -> assign(fold_denial_max, 3).
% 0.45/1.00      % set(auto2) -> assign(max_weight, "200.000").
% 0.45/1.00      % set(auto2) -> assign(max_hours, 1).
% 0.45/1.00      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.45/1.00      % set(auto2) -> assign(max_seconds, 0).
% 0.45/1.00      % set(auto2) -> assign(max_minutes, 5).
% 0.45/1.00      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.45/1.00      % set(auto2) -> set(sort_initial_sos).
% 0.45/1.00      % set(auto2) -> assign(sos_limit, -1).
% 0.45/1.00      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.45/1.00      % set(auto2) -> assign(max_megs, 400).
% 0.45/1.00      % set(auto2) -> assign(stats, some).
% 0.45/1.00      % set(auto2) -> clear(echo_input).
% 0.45/1.00      % set(auto2) -> set(quiet).
% 0.45/1.00      % set(auto2) -> clear(print_initial_clauses).
% 0.45/1.00      % set(auto2) -> clear(print_given).
% 0.45/1.00  assign(lrs_ticks,-1).
% 0.45/1.00  assign(sos_limit,10000).
% 0.45/1.00  assign(order,kbo).
% 0.45/1.00  set(lex_order_vars).
% 0.45/1.00  clear(print_given).
% 0.45/1.00  
% 0.45/1.00  % formulas(sos).  % not echoed (29 formulas)
% 0.45/1.00  
% 0.45/1.00  ============================== end of input ==========================
% 0.45/1.00  
% 0.45/1.00  % From the command line: assign(max_seconds, 300).
% 0.45/1.00  
% 0.45/1.00  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.45/1.00  
% 0.45/1.00  % Formulas that are not ordinary clauses:
% 0.45/1.00  
% 0.45/1.00  ============================== end of process non-clausal formulas ===
% 0.45/1.00  
% 0.45/1.00  ============================== PROCESS INITIAL CLAUSES ===============
% 0.45/1.00  
% 0.45/1.00  ============================== PREDICATE ELIMINATION =================
% 0.45/1.00  1 -fragile_position(A) | -greater(age(A,B),sigma) | -positional_advantage(A,B) # label(definition_3_31) # label(axiom).  [assumption].
% 0.45/1.00  2 fragile_position(sk3) # label(lemma_10_46) # label(negated_conjecture).  [assumption].
% 0.45/1.00  3 smaller_or_equal(age(A,sk1(A)),sigma) | positional_advantage(A,sk1(A)) | fragile_position(A) # label(definition_3_33) # label(axiom).  [assumption].
% 0.45/1.00  4 smaller_or_equal(age(A,sk1(A)),sigma) | greater(age(A,sk1(A)),sigma) | fragile_position(A) # label(definition_3_32) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -greater(age(sk3,A),sigma) | -positional_advantage(sk3,A).  [resolve(1,a,2,a)].
% 0.45/1.00  Derived: -greater(age(A,B),sigma) | -positional_advantage(A,B) | smaller_or_equal(age(A,sk1(A)),sigma) | positional_advantage(A,sk1(A)).  [resolve(1,a,3,c)].
% 0.45/1.00  Derived: -greater(age(A,B),sigma) | -positional_advantage(A,B) | smaller_or_equal(age(A,sk1(A)),sigma) | greater(age(A,sk1(A)),sigma).  [resolve(1,a,4,c)].
% 0.45/1.00  5 -fragile_position(A) | -smaller_or_equal(age(A,B),sigma) | positional_advantage(A,B) # label(definition_3_30) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -smaller_or_equal(age(sk3,A),sigma) | positional_advantage(sk3,A).  [resolve(5,a,2,a)].
% 0.45/1.00  Derived: -smaller_or_equal(age(A,B),sigma) | positional_advantage(A,B) | smaller_or_equal(age(A,sk1(A)),sigma) | positional_advantage(A,sk1(A)).  [resolve(5,a,3,c)].
% 0.45/1.00  Derived: -smaller_or_equal(age(A,B),sigma) | positional_advantage(A,B) | smaller_or_equal(age(A,sk1(A)),sigma) | greater(age(A,sk1(A)),sigma).  [resolve(5,a,4,c)].
% 0.45/1.00  6 -positional_advantage(A,sk1(A)) | positional_advantage(A,sk1(A)) | fragile_position(A) # label(definition_3_35) # label(axiom).  [assumption].
% 0.45/1.00  7 -positional_advantage(A,sk1(A)) | greater(age(A,sk1(A)),sigma) | fragile_position(A) # label(definition_3_34) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -positional_advantage(A,sk1(A)) | greater(age(A,sk1(A)),sigma) | -greater(age(A,B),sigma) | -positional_advantage(A,B).  [resolve(7,c,1,a)].
% 0.45/1.00  Derived: -positional_advantage(A,sk1(A)) | greater(age(A,sk1(A)),sigma) | -smaller_or_equal(age(A,B),sigma) | positional_advantage(A,B).  [resolve(7,c,5,a)].
% 0.45/1.00  8 -robust_position(A) | -smaller_or_equal(age(A,B),tau) | -positional_advantage(A,B) # label(definition_4_36) # label(axiom).  [assumption].
% 0.45/1.00  9 robust_position(sk3) # label(lemma_10_47) # label(negated_conjecture).  [assumption].
% 0.45/1.00  10 positional_advantage(A,sk2(A)) | greater(age(A,sk2(A)),tau) | robust_position(A) # label(definition_4_40) # label(axiom).  [assumption].
% 0.45/1.00  11 smaller_or_equal(age(A,sk2(A)),tau) | greater(age(A,sk2(A)),tau) | robust_position(A) # label(definition_4_38) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -smaller_or_equal(age(sk3,A),tau) | -positional_advantage(sk3,A).  [resolve(8,a,9,a)].
% 0.45/1.00  Derived: -smaller_or_equal(age(A,B),tau) | -positional_advantage(A,B) | positional_advantage(A,sk2(A)) | greater(age(A,sk2(A)),tau).  [resolve(8,a,10,c)].
% 0.45/1.00  Derived: -smaller_or_equal(age(A,B),tau) | -positional_advantage(A,B) | smaller_or_equal(age(A,sk2(A)),tau) | greater(age(A,sk2(A)),tau).  [resolve(8,a,11,c)].
% 0.45/1.00  12 -robust_position(A) | -greater(age(A,B),tau) | positional_advantage(A,B) # label(definition_4_37) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -greater(age(sk3,A),tau) | positional_advantage(sk3,A).  [resolve(12,a,9,a)].
% 0.45/1.00  Derived: -greater(age(A,B),tau) | positional_advantage(A,B) | positional_advantage(A,sk2(A)) | greater(age(A,sk2(A)),tau).  [resolve(12,a,10,c)].
% 0.45/1.00  Derived: -greater(age(A,B),tau) | positional_advantage(A,B) | smaller_or_equal(age(A,sk2(A)),tau) | greater(age(A,sk2(A)),tau).  [resolve(12,a,11,c)].
% 0.45/1.00  13 positional_advantage(A,sk2(A)) | -positional_advantage(A,sk2(A)) | robust_position(A) # label(definition_4_41) # label(axiom).  [assumption].
% 0.45/1.00  14 smaller_or_equal(age(A,sk2(A)),tau) | -positional_advantage(A,sk2(A)) | robust_position(A) # label(definition_4_39) # label(axiom).  [assumption].
% 0.45/1.00  Derived: smaller_or_equal(age(A,sk2(A)),tau) | -positional_advantage(A,sk2(A)) | -smaller_or_equal(age(A,B),tau) | -positional_advantage(A,B).  [resolve(14,c,8,a)].
% 0.45/1.00  Derived: smaller_or_equal(age(A,sk2(A)),tau) | -positional_advantage(A,sk2(A)) | -greater(age(A,B),tau) | positional_advantage(A,B).  [resolve(14,c,12,a)].
% 0.45/1.00  15 -greater_or_equal(A,B) | greater(A,B) | A = B # label(definition_greater_or_equal_4) # label(axiom).  [assumption].
% 0.45/1.00  16 greater_or_equal(sigma,zero) # label(lemma_10_44) # label(negated_conjecture).  [assumption].
% 0.45/1.00  17 greater_or_equal(tau,zero) # label(lemma_10_45) # label(negated_conjecture).  [assumption].
% 0.45/1.00  18 -greater(A,B) | greater_or_equal(A,B) # label(definition_greater_or_equal_5) # label(axiom).  [assumption].
% 0.45/1.00  19 A != B | greater_or_equal(A,B) # label(definition_greater_or_equal_6) # label(axiom).  [assumption].
% 0.45/1.00  Derived: greater(sigma,zero) | sigma = zero.  [resolve(15,a,16,a)].
% 0.45/1.00  Derived: greater(tau,zero) | tau = zero.  [resolve(15,a,17,a)].
% 0.45/1.00  20 -smaller(A,B) | smaller_or_equal(A,B) # label(definition_smaller_or_equal_2) # label(axiom).  [assumption].
% 0.45/1.00  21 smaller(A,B) | A = B | greater(A,B) # label(meaning_postulate_greater_comparable_11) # label(axiom).  [assumption].
% 0.45/1.00  Derived: smaller_or_equal(A,B) | A = B | greater(A,B).  [resolve(20,a,21,a)].
% 0.45/1.00  22 -smaller(A,B) | greater(B,A) # label(definition_smaller_7) # label(axiom).  [assumption].
% 0.45/1.00  Derived: greater(A,B) | B = A | greater(B,A).  [resolve(22,a,21,a)].
% 0.45/1.00  23 -greater(A,B) | smaller(B,A) # label(definition_smaller_8) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -greater(A,B) | smaller_or_equal(B,A).  [resolve(23,b,20,a)].
% 0.45/1.00  24 -smaller_or_equal(A,B) | smaller(A,B) | A = B # label(definition_smaller_or_equal_1) # label(axiom).  [assumption].
% 0.45/1.00  Derived: -smaller_or_equal(A,B) | A = B | greater(B,A).  [resolve(24,b,22,a)].
% 0.45/1.00  
% 0.45/1.00  ============================== end predicate elimination =============
% 0.45/1.00  
% 0.45/1.00  Auto_denials:  (non-Horn, no changes).
% 0.45/1.00  
% 0.45/1.00  Term ordering decisions:
% 0.45/1.00  Function symbol KB weights:  sigma=1. tau=1. sk3=1. zero=1. sk4=1. age=1. sk1=1. sk2=1.
% 0.45/1.01  
% 0.45/1.01  ============================== end of process initial clauses ========
% 0.45/1.01  
% 0.45/1.01  ============================== CLAUSES FOR SEARCH ====================
% 0.45/1.01  
% 0.45/1.01  ============================== end of clauses for search =============
% 0.45/1.01  
% 0.45/1.01  ============================== SEARCH ================================
% 0.45/1.01  
% 0.45/1.01  % Starting search at 0.01 seconds.
% 0.45/1.01  
% 0.45/1.01  ============================== PROOF =================================
% 0.45/1.01  % SZS status Unsatisfiable
% 0.45/1.01  % SZS output start Refutation
% 0.45/1.01  
% 0.45/1.01  % Proof 1 at 0.02 (+ 0.00) seconds.
% 0.45/1.01  % Length of proof is 34.
% 0.45/1.01  % Level of proof is 10.
% 0.45/1.01  % Maximum clause weight is 8.000.
% 0.45/1.01  % Given clauses 45.
% 0.45/1.01  
% 0.45/1.01  2 fragile_position(sk3) # label(lemma_10_46) # label(negated_conjecture).  [assumption].
% 0.45/1.01  5 -fragile_position(A) | -smaller_or_equal(age(A,B),sigma) | positional_advantage(A,B) # label(definition_3_30) # label(axiom).  [assumption].
% 0.45/1.01  8 -robust_position(A) | -smaller_or_equal(age(A,B),tau) | -positional_advantage(A,B) # label(definition_4_36) # label(axiom).  [assumption].
% 0.45/1.01  9 robust_position(sk3) # label(lemma_10_47) # label(negated_conjecture).  [assumption].
% 0.45/1.01  15 -greater_or_equal(A,B) | greater(A,B) | A = B # label(definition_greater_or_equal_4) # label(axiom).  [assumption].
% 0.45/1.01  16 greater_or_equal(sigma,zero) # label(lemma_10_44) # label(negated_conjecture).  [assumption].
% 0.45/1.01  17 greater_or_equal(tau,zero) # label(lemma_10_45) # label(negated_conjecture).  [assumption].
% 0.45/1.01  20 -smaller(A,B) | smaller_or_equal(A,B) # label(definition_smaller_or_equal_2) # label(axiom).  [assumption].
% 0.45/1.01  23 -greater(A,B) | smaller(B,A) # label(definition_smaller_8) # label(axiom).  [assumption].
% 0.45/1.01  25 age(sk3,sk4) = zero # label(lemma_10_43) # label(negated_conjecture).  [assumption].
% 0.45/1.01  27 A != B | smaller_or_equal(A,B) # label(definition_smaller_or_equal_3) # label(axiom).  [assumption].
% 0.45/1.01  32 -smaller_or_equal(age(sk3,A),sigma) | positional_advantage(sk3,A).  [resolve(5,a,2,a)].
% 0.45/1.01  37 -smaller_or_equal(age(sk3,A),tau) | -positional_advantage(sk3,A).  [resolve(8,a,9,a)].
% 0.45/1.01  45 greater(sigma,zero) | sigma = zero.  [resolve(15,a,16,a)].
% 0.45/1.01  46 greater(sigma,zero) | zero = sigma.  [copy(45),flip(b)].
% 0.45/1.01  47 greater(tau,zero) | tau = zero.  [resolve(15,a,17,a)].
% 0.45/1.01  48 greater(tau,zero) | zero = tau.  [copy(47),flip(b)].
% 0.45/1.01  51 -greater(A,B) | smaller_or_equal(B,A).  [resolve(23,b,20,a)].
% 0.45/1.01  55 smaller_or_equal(A,A).  [xx_res(27,a)].
% 0.45/1.01  56 -smaller_or_equal(zero,sigma) | positional_advantage(sk3,sk4).  [para(25(a,1),32(a,1))].
% 0.45/1.01  57 -smaller_or_equal(zero,tau) | -positional_advantage(sk3,sk4).  [para(25(a,1),37(a,1))].
% 0.45/1.01  81 smaller_or_equal(zero,tau) | zero = tau.  [resolve(51,a,48,a)].
% 0.45/1.01  82 smaller_or_equal(zero,sigma) | zero = sigma.  [resolve(51,a,46,a)].
% 0.45/1.01  86 zero = tau | -positional_advantage(sk3,sk4).  [resolve(81,a,57,a)].
% 0.45/1.01  87 zero = sigma | positional_advantage(sk3,sk4).  [resolve(82,a,56,a)].
% 0.45/1.01  88 zero = sigma | zero = tau.  [resolve(87,b,86,b)].
% 0.45/1.01  93 zero = sigma | -positional_advantage(sk3,sk4).  [para(88(b,1),57(a,1)),unit_del(b,55)].
% 0.45/1.01  99 zero = sigma.  [resolve(93,b,87,b),merge(b)].
% 0.45/1.01  101 tau = sigma | -positional_advantage(sk3,sk4).  [back_rewrite(86),rewrite([99(1)]),flip(a)].
% 0.45/1.01  107 -smaller_or_equal(sigma,tau) | -positional_advantage(sk3,sk4).  [back_rewrite(57),rewrite([99(1)])].
% 0.45/1.01  108 positional_advantage(sk3,sk4).  [back_rewrite(56),rewrite([99(1)]),unit_del(a,55)].
% 0.45/1.01  111 -smaller_or_equal(sigma,tau).  [back_unit_del(107),unit_del(b,108)].
% 0.45/1.01  112 tau = sigma.  [back_unit_del(101),unit_del(b,108)].
% 0.45/1.01  113 $F.  [back_rewrite(111),rewrite([112(2)]),unit_del(a,55)].
% 0.45/1.01  
% 0.45/1.01  % SZS output end Refutation
% 0.45/1.01  ============================== end of proof ==========================
% 0.45/1.01  
% 0.45/1.01  ============================== STATISTICS ============================
% 0.45/1.01  
% 0.45/1.01  Given=45. Generated=163. Kept=86. proofs=1.
% 0.45/1.01  Usable=25. Sos=19. Demods=3. Limbo=1, Disabled=92. Hints=0.
% 0.45/1.01  Megabytes=0.10.
% 0.45/1.01  User_CPU=0.02, System_CPU=0.00, Wall_clock=0.
% 0.45/1.01  
% 0.45/1.01  ============================== end of statistics =====================
% 0.45/1.01  
% 0.45/1.01  ============================== end of search =========================
% 0.45/1.01  
% 0.45/1.01  THEOREM PROVED
% 0.45/1.01  % SZS status Unsatisfiable
% 0.45/1.01  
% 0.45/1.01  Exiting with 1 proof.
% 0.45/1.01  
% 0.45/1.01  Process 1017 exit (max_proofs) Thu Jun  9 12:10:25 2022
% 0.45/1.01  Prover9 interrupted
%------------------------------------------------------------------------------