TSTP Solution File: SYN075+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SYN075+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n018.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 : Thu Jul 21 11:16:09 EDT 2022

% Result   : Theorem 0.42s 0.97s
% Output   : Refutation 0.42s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SYN075+1 : TPTP v8.1.0. Released v2.0.0.
% 0.03/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n018.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Tue Jul 12 05:36:14 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.42/0.97  ============================== Prover9 ===============================
% 0.42/0.97  Prover9 (32) version 2009-11A, November 2009.
% 0.42/0.97  Process 20695 was started by sandbox2 on n018.cluster.edu,
% 0.42/0.97  Tue Jul 12 05:36:15 2022
% 0.42/0.97  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_20542_n018.cluster.edu".
% 0.42/0.97  ============================== end of head ===========================
% 0.42/0.97  
% 0.42/0.97  ============================== INPUT =================================
% 0.42/0.97  
% 0.42/0.97  % Reading from file /tmp/Prover9_20542_n018.cluster.edu
% 0.42/0.97  
% 0.42/0.97  set(prolog_style_variables).
% 0.42/0.97  set(auto2).
% 0.42/0.97      % set(auto2) -> set(auto).
% 0.42/0.97      % set(auto) -> set(auto_inference).
% 0.42/0.97      % set(auto) -> set(auto_setup).
% 0.42/0.97      % set(auto_setup) -> set(predicate_elim).
% 0.42/0.97      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.42/0.97      % set(auto) -> set(auto_limits).
% 0.42/0.97      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.42/0.97      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.42/0.97      % set(auto) -> set(auto_denials).
% 0.42/0.97      % set(auto) -> set(auto_process).
% 0.42/0.97      % set(auto2) -> assign(new_constants, 1).
% 0.42/0.97      % set(auto2) -> assign(fold_denial_max, 3).
% 0.42/0.97      % set(auto2) -> assign(max_weight, "200.000").
% 0.42/0.97      % set(auto2) -> assign(max_hours, 1).
% 0.42/0.97      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.42/0.97      % set(auto2) -> assign(max_seconds, 0).
% 0.42/0.97      % set(auto2) -> assign(max_minutes, 5).
% 0.42/0.97      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.42/0.97      % set(auto2) -> set(sort_initial_sos).
% 0.42/0.97      % set(auto2) -> assign(sos_limit, -1).
% 0.42/0.97      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.42/0.97      % set(auto2) -> assign(max_megs, 400).
% 0.42/0.97      % set(auto2) -> assign(stats, some).
% 0.42/0.97      % set(auto2) -> clear(echo_input).
% 0.42/0.97      % set(auto2) -> set(quiet).
% 0.42/0.97      % set(auto2) -> clear(print_initial_clauses).
% 0.42/0.97      % set(auto2) -> clear(print_given).
% 0.42/0.97  assign(lrs_ticks,-1).
% 0.42/0.97  assign(sos_limit,10000).
% 0.42/0.97  assign(order,kbo).
% 0.42/0.97  set(lex_order_vars).
% 0.42/0.97  clear(print_given).
% 0.42/0.97  
% 0.42/0.97  % formulas(sos).  % not echoed (2 formulas)
% 0.42/0.97  
% 0.42/0.97  ============================== end of input ==========================
% 0.42/0.97  
% 0.42/0.97  % From the command line: assign(max_seconds, 300).
% 0.42/0.97  
% 0.42/0.97  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.42/0.97  
% 0.42/0.97  % Formulas that are not ordinary clauses:
% 0.42/0.97  1 (exists Z exists W all X all Y (big_f(X,Y) <-> X = Z & Y = W)) # label(pel52_1) # label(axiom) # label(non_clause).  [assumption].
% 0.42/0.97  2 -(exists W all Y ((exists Z all X (big_f(X,Y) <-> X = Z)) <-> Y = W)) # label(pel52) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.42/0.97  
% 0.42/0.97  ============================== end of process non-clausal formulas ===
% 0.42/0.97  
% 0.42/0.97  ============================== PROCESS INITIAL CLAUSES ===============
% 0.42/0.97  
% 0.42/0.97  ============================== PREDICATE ELIMINATION =================
% 0.42/0.97  
% 0.42/0.97  ============================== end predicate elimination =============
% 0.42/0.97  
% 0.42/0.97  Auto_denials:  (non-Horn, no changes).
% 0.42/0.97  
% 0.42/0.97  Term ordering decisions:
% 0.42/0.97  Function symbol KB weights:  c1=1. c2=1. f3=1. f1=1. f2=1.
% 0.42/0.97  
% 0.42/0.97  ============================== end of process initial clauses ========
% 0.42/0.97  
% 0.42/0.97  ============================== CLAUSES FOR SEARCH ====================
% 0.42/0.97  
% 0.42/0.97  ============================== end of clauses for search =============
% 0.42/0.97  
% 0.42/0.97  ============================== SEARCH ================================
% 0.42/0.97  
% 0.42/0.97  % Starting search at 0.01 seconds.
% 0.42/0.97  
% 0.42/0.97  ============================== PROOF =================================
% 0.42/0.97  % SZS status Theorem
% 0.42/0.97  % SZS output start Refutation
% 0.42/0.97  
% 0.42/0.97  % Proof 1 at 0.01 (+ 0.00) seconds.
% 0.42/0.97  % Length of proof is 22.
% 0.42/0.97  % Level of proof is 9.
% 0.42/0.97  % Maximum clause weight is 15.000.
% 0.42/0.97  % Given clauses 20.
% 0.42/0.97  
% 0.42/0.97  1 (exists Z exists W all X all Y (big_f(X,Y) <-> X = Z & Y = W)) # label(pel52_1) # label(axiom) # label(non_clause).  [assumption].
% 0.42/0.97  2 -(exists W all Y ((exists Z all X (big_f(X,Y) <-> X = Z)) <-> Y = W)) # label(pel52) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.42/0.97  3 -big_f(f3(A,B),f1(A)) | f3(A,B) != B | f1(A) != A # label(pel52) # label(negated_conjecture).  [clausify(2)].
% 0.42/0.97  4 -big_f(A,B) | A = c1 # label(pel52_1) # label(axiom).  [clausify(1)].
% 0.42/0.97  5 -big_f(A,B) | c1 = A.  [copy(4),flip(b)].
% 0.42/0.97  6 -big_f(A,B) | B = c2 # label(pel52_1) # label(axiom).  [clausify(1)].
% 0.42/0.97  7 -big_f(A,B) | c2 = B.  [copy(6),flip(b)].
% 0.42/0.97  8 big_f(A,B) | A != c1 | B != c2 # label(pel52_1) # label(axiom).  [clausify(1)].
% 0.42/0.97  9 big_f(A,B) | c1 != A | c2 != B.  [copy(8),flip(b),flip(c)].
% 0.42/0.97  12 big_f(A,f1(B)) | A != f2(B) | f1(B) = B # label(pel52) # label(negated_conjecture).  [clausify(2)].
% 0.42/0.97  13 big_f(A,f1(B)) | f2(B) != A | f1(B) = B.  [copy(12),flip(b)].
% 0.42/0.97  14 big_f(f3(A,B),f1(A)) | f3(A,B) = B | f1(A) != A # label(pel52) # label(negated_conjecture).  [clausify(2)].
% 0.42/0.97  15 big_f(c1,A) | c2 != A.  [xx_res(9,b)].
% 0.42/0.97  17 big_f(f2(A),f1(A)) | f1(A) = A.  [xx_res(13,b)].
% 0.42/0.97  18 big_f(c1,c2).  [xx_res(15,b)].
% 0.42/0.97  19 f1(A) = A | f1(A) = c2.  [resolve(17,a,7,a),flip(b)].
% 0.42/0.97  21 f1(c2) = c2.  [factor(19,a,b)].
% 0.42/0.97  22 big_f(f3(c2,A),c2) | f3(c2,A) = A.  [resolve(21,a,14,c),rewrite([21(4)])].
% 0.42/0.97  23 -big_f(f3(c2,A),c2) | f3(c2,A) != A.  [para(21(a,1),3(a,2)),rewrite([21(9)]),xx(c)].
% 0.42/0.97  35 f3(c2,A) = A | f3(c2,A) = c1.  [resolve(22,a,5,a),flip(b)].
% 0.42/0.97  36 f3(c2,c1) = c1.  [factor(35,a,b)].
% 0.42/0.97  37 $F.  [ur(23,b,36,a),rewrite([36(3)]),unit_del(a,18)].
% 0.42/0.97  
% 0.42/0.97  % SZS output end Refutation
% 0.42/0.97  ============================== end of proof ==========================
% 0.42/0.97  
% 0.42/0.97  ============================== STATISTICS ============================
% 0.42/0.97  
% 0.42/0.97  Given=20. Generated=75. Kept=29. proofs=1.
% 0.42/0.97  Usable=20. Sos=9. Demods=2. Limbo=0, Disabled=7. Hints=0.
% 0.42/0.97  Megabytes=0.05.
% 0.42/0.97  User_CPU=0.01, System_CPU=0.00, Wall_clock=0.
% 0.42/0.97  
% 0.42/0.97  ============================== end of statistics =====================
% 0.42/0.97  
% 0.42/0.97  ============================== end of search =========================
% 0.42/0.97  
% 0.42/0.97  THEOREM PROVED
% 0.42/0.97  % SZS status Theorem
% 0.42/0.97  
% 0.42/0.97  Exiting with 1 proof.
% 0.42/0.97  
% 0.42/0.97  Process 20695 exit (max_proofs) Tue Jul 12 05:36:15 2022
% 0.42/0.97  Prover9 interrupted
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