TSTP Solution File: SET006-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SET006-1 : TPTP v8.1.0. Released v1.0.0.
% 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 : Tue Jul 19 04:25:31 EDT 2022

% Result   : Unsatisfiable 0.80s 1.08s
% Output   : Refutation 0.80s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : SET006-1 : TPTP v8.1.0. Released v1.0.0.
% 0.08/0.14  % Command  : tptp2X_and_run_prover9 %d %s
% 0.14/0.36  % Computer : n023.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Sun Jul 10 04:33:40 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.80/1.08  ============================== Prover9 ===============================
% 0.80/1.08  Prover9 (32) version 2009-11A, November 2009.
% 0.80/1.08  Process 13634 was started by sandbox2 on n023.cluster.edu,
% 0.80/1.08  Sun Jul 10 04:33:41 2022
% 0.80/1.08  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_13480_n023.cluster.edu".
% 0.80/1.08  ============================== end of head ===========================
% 0.80/1.08  
% 0.80/1.08  ============================== INPUT =================================
% 0.80/1.08  
% 0.80/1.08  % Reading from file /tmp/Prover9_13480_n023.cluster.edu
% 0.80/1.08  
% 0.80/1.08  set(prolog_style_variables).
% 0.80/1.08  set(auto2).
% 0.80/1.08      % set(auto2) -> set(auto).
% 0.80/1.08      % set(auto) -> set(auto_inference).
% 0.80/1.08      % set(auto) -> set(auto_setup).
% 0.80/1.08      % set(auto_setup) -> set(predicate_elim).
% 0.80/1.08      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.80/1.08      % set(auto) -> set(auto_limits).
% 0.80/1.08      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.80/1.08      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.80/1.08      % set(auto) -> set(auto_denials).
% 0.80/1.08      % set(auto) -> set(auto_process).
% 0.80/1.08      % set(auto2) -> assign(new_constants, 1).
% 0.80/1.08      % set(auto2) -> assign(fold_denial_max, 3).
% 0.80/1.08      % set(auto2) -> assign(max_weight, "200.000").
% 0.80/1.08      % set(auto2) -> assign(max_hours, 1).
% 0.80/1.08      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.80/1.08      % set(auto2) -> assign(max_seconds, 0).
% 0.80/1.08      % set(auto2) -> assign(max_minutes, 5).
% 0.80/1.08      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.80/1.08      % set(auto2) -> set(sort_initial_sos).
% 0.80/1.08      % set(auto2) -> assign(sos_limit, -1).
% 0.80/1.08      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.80/1.08      % set(auto2) -> assign(max_megs, 400).
% 0.80/1.08      % set(auto2) -> assign(stats, some).
% 0.80/1.08      % set(auto2) -> clear(echo_input).
% 0.80/1.08      % set(auto2) -> set(quiet).
% 0.80/1.08      % set(auto2) -> clear(print_initial_clauses).
% 0.80/1.08      % set(auto2) -> clear(print_given).
% 0.80/1.08  assign(lrs_ticks,-1).
% 0.80/1.08  assign(sos_limit,10000).
% 0.80/1.08  assign(order,kbo).
% 0.80/1.08  set(lex_order_vars).
% 0.80/1.08  clear(print_given).
% 0.80/1.08  
% 0.80/1.08  % formulas(sos).  % not echoed (14 formulas)
% 0.80/1.08  
% 0.80/1.08  ============================== end of input ==========================
% 0.80/1.08  
% 0.80/1.08  % From the command line: assign(max_seconds, 300).
% 0.80/1.08  
% 0.80/1.08  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.80/1.08  
% 0.80/1.08  % Formulas that are not ordinary clauses:
% 0.80/1.08  
% 0.80/1.08  ============================== end of process non-clausal formulas ===
% 0.80/1.08  
% 0.80/1.08  ============================== PROCESS INITIAL CLAUSES ===============
% 0.80/1.08  
% 0.80/1.08  ============================== PREDICATE ELIMINATION =================
% 0.80/1.08  1 -intersection(A,B,C) | -member(D,C) | member(D,A) # label(member_of_intersection_is_member_of_set1) # label(axiom).  [assumption].
% 0.80/1.08  2 intersection(d,a,d) # label(d_intersection_a_is_d) # label(hypothesis).  [assumption].
% 0.80/1.08  3 member(h(A,B,C),C) | intersection(A,B,C) | member(h(A,B,C),A) # label(intersection_axiom1) # label(axiom).  [assumption].
% 0.80/1.08  4 member(h(A,B,C),C) | intersection(A,B,C) | member(h(A,B,C),B) # label(intersection_axiom2) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | member(h(C,D,B),B) | member(h(C,D,B),C).  [resolve(1,a,3,b)].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | member(h(C,D,B),B) | member(h(C,D,B),D).  [resolve(1,a,4,b)].
% 0.80/1.08  5 -intersection(A,B,C) | -member(D,C) | member(D,B) # label(member_of_intersection_is_member_of_set2) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(A,d) | member(A,a).  [resolve(5,a,2,a)].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | member(h(D,C,B),B) | member(h(D,C,B),D).  [resolve(5,a,3,b)].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | member(h(D,C,B),B) | member(h(D,C,B),C).  [resolve(5,a,4,b)].
% 0.80/1.08  6 -intersection(A,B,C) | -member(D,B) | -member(D,A) | member(D,C) # label(member_of_both_is_member_of_intersection) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(A,B) | -member(A,C) | member(A,D) | member(h(C,B,D),D) | member(h(C,B,D),C).  [resolve(6,a,3,b)].
% 0.80/1.08  Derived: -member(A,B) | -member(A,C) | member(A,D) | member(h(C,B,D),D) | member(h(C,B,D),B).  [resolve(6,a,4,b)].
% 0.80/1.08  7 -member(h(A,B,C),C) | -member(h(A,B,C),B) | -member(h(A,B,C),A) | intersection(A,B,C) # label(intersection_axiom3) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(h(A,B,C),C) | -member(h(A,B,C),B) | -member(h(A,B,C),A) | -member(D,C) | member(D,A).  [resolve(7,d,1,a)].
% 0.80/1.08  Derived: -member(h(A,B,C),C) | -member(h(A,B,C),B) | -member(h(A,B,C),A) | -member(D,C) | member(D,B).  [resolve(7,d,5,a)].
% 0.80/1.08  Derived: -member(h(A,B,C),C) | -member(h(A,B,C),B) | -member(h(A,B,C),A) | -member(D,B) | -member(D,A) | member(D,C).  [resolve(7,d,6,a)].
% 0.80/1.08  8 -subset(A,B) | -subset(B,A) | equal_sets(B,A) # label(subsets_are_set_equal_sets) # label(axiom).  [assumption].
% 0.80/1.08  9 -equal_sets(A,B) | subset(A,B) # label(set_equal_sets_are_subsets1) # label(axiom).  [assumption].
% 0.80/1.08  10 -equal_sets(A,B) | subset(B,A) # label(set_equal_sets_are_subsets2) # label(axiom).  [assumption].
% 0.80/1.08  11 -subset(d,a) # label(prove_d_is_a_subset_of_a) # label(negated_conjecture).  [assumption].
% 0.80/1.08  12 subset(A,B) | member(member_of_1_not_of_2(A,B),A) # label(subsets_axiom1) # label(axiom).  [assumption].
% 0.80/1.08  Derived: member(member_of_1_not_of_2(d,a),d).  [resolve(11,a,12,a)].
% 0.80/1.08  13 -member(member_of_1_not_of_2(A,B),B) | subset(A,B) # label(subsets_axiom2) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(member_of_1_not_of_2(d,a),a).  [resolve(13,b,11,a)].
% 0.80/1.08  14 -member(A,B) | -subset(B,C) | member(A,C) # label(membership_in_subsets) # label(axiom).  [assumption].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | member(member_of_1_not_of_2(B,C),B).  [resolve(14,b,12,a)].
% 0.80/1.08  Derived: -member(A,B) | member(A,C) | -member(member_of_1_not_of_2(B,C),C).  [resolve(14,b,13,b)].
% 0.80/1.08  
% 0.80/1.08  ============================== end predicate elimination =============
% 0.80/1.08  
% 0.80/1.08  Auto_denials:  (non-Horn, no changes).
% 0.80/1.08  
% 0.80/1.08  Term ordering decisions:
% 0.80/1.08  Function symbol KB weights:  d=1. a=1. member_of_1_not_of_2=1. h=1.
% 0.80/1.08  
% 0.80/1.08  ============================== end of process initial clauses ========
% 0.80/1.08  
% 0.80/1.08  ============================== CLAUSES FOR SEARCH ====================
% 0.80/1.08  
% 0.80/1.08  ============================== end of clauses for search =============
% 0.80/1.08  
% 0.80/1.08  ============================== SEARCH ================================
% 0.80/1.08  
% 0.80/1.08  % Starting search at 0.01 seconds.
% 0.80/1.08  
% 0.80/1.08  ============================== PROOF =================================
% 0.80/1.08  % SZS status Unsatisfiable
% 0.80/1.08  % SZS output start Refutation
% 0.80/1.08  
% 0.80/1.08  % Proof 1 at 0.01 (+ 0.00) seconds.
% 0.80/1.08  % Length of proof is 9.
% 0.80/1.08  % Level of proof is 2.
% 0.80/1.08  % Maximum clause weight is 6.000.
% 0.80/1.08  % Given clauses 11.
% 0.80/1.08  
% 0.80/1.08  2 intersection(d,a,d) # label(d_intersection_a_is_d) # label(hypothesis).  [assumption].
% 0.80/1.08  5 -intersection(A,B,C) | -member(D,C) | member(D,B) # label(member_of_intersection_is_member_of_set2) # label(axiom).  [assumption].
% 0.80/1.08  11 -subset(d,a) # label(prove_d_is_a_subset_of_a) # label(negated_conjecture).  [assumption].
% 0.80/1.08  12 subset(A,B) | member(member_of_1_not_of_2(A,B),A) # label(subsets_axiom1) # label(axiom).  [assumption].
% 0.80/1.08  13 -member(member_of_1_not_of_2(A,B),B) | subset(A,B) # label(subsets_axiom2) # label(axiom).  [assumption].
% 0.80/1.08  17 -member(A,d) | member(A,a).  [resolve(5,a,2,a)].
% 0.80/1.08  25 member(member_of_1_not_of_2(d,a),d).  [resolve(11,a,12,a)].
% 0.80/1.08  26 -member(member_of_1_not_of_2(d,a),a).  [resolve(13,b,11,a)].
% 0.80/1.08  46 $F.  [resolve(25,a,17,a),unit_del(a,26)].
% 0.80/1.08  
% 0.80/1.08  % SZS output end Refutation
% 0.80/1.08  ============================== end of proof ==========================
% 0.80/1.08  
% 0.80/1.08  ============================== STATISTICS ============================
% 0.80/1.08  
% 0.80/1.08  Given=11. Generated=86. Kept=31. proofs=1.
% 0.80/1.08  Usable=11. Sos=10. Demods=0. Limbo=10, Disabled=28. Hints=0.
% 0.80/1.08  Megabytes=0.05.
% 0.80/1.08  User_CPU=0.01, System_CPU=0.00, Wall_clock=0.
% 0.80/1.08  
% 0.80/1.08  ============================== end of statistics =====================
% 0.80/1.08  
% 0.80/1.08  ============================== end of search =========================
% 0.80/1.08  
% 0.80/1.08  THEOREM PROVED
% 0.80/1.08  % SZS status Unsatisfiable
% 0.80/1.08  
% 0.80/1.08  Exiting with 1 proof.
% 0.80/1.08  
% 0.80/1.08  Process 13634 exit (max_proofs) Sun Jul 10 04:33:41 2022
% 0.80/1.08  Prover9 interrupted
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