TSTP Solution File: SEU142+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SEU142+1 : TPTP v8.1.0. Released v3.3.0.
% 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 : Tue Jul 19 13:29:17 EDT 2022

% Result   : Theorem 0.83s 1.11s
% Output   : Refutation 0.83s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SEU142+1 : TPTP v8.1.0. Released v3.3.0.
% 0.06/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n018.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 : Mon Jun 20 09:44:35 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.83/1.11  ============================== Prover9 ===============================
% 0.83/1.11  Prover9 (32) version 2009-11A, November 2009.
% 0.83/1.11  Process 31139 was started by sandbox on n018.cluster.edu,
% 0.83/1.11  Mon Jun 20 09:44:36 2022
% 0.83/1.11  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_30913_n018.cluster.edu".
% 0.83/1.11  ============================== end of head ===========================
% 0.83/1.11  
% 0.83/1.11  ============================== INPUT =================================
% 0.83/1.11  
% 0.83/1.11  % Reading from file /tmp/Prover9_30913_n018.cluster.edu
% 0.83/1.11  
% 0.83/1.11  set(prolog_style_variables).
% 0.83/1.11  set(auto2).
% 0.83/1.11      % set(auto2) -> set(auto).
% 0.83/1.11      % set(auto) -> set(auto_inference).
% 0.83/1.11      % set(auto) -> set(auto_setup).
% 0.83/1.11      % set(auto_setup) -> set(predicate_elim).
% 0.83/1.11      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.83/1.11      % set(auto) -> set(auto_limits).
% 0.83/1.11      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.83/1.11      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.83/1.11      % set(auto) -> set(auto_denials).
% 0.83/1.11      % set(auto) -> set(auto_process).
% 0.83/1.11      % set(auto2) -> assign(new_constants, 1).
% 0.83/1.11      % set(auto2) -> assign(fold_denial_max, 3).
% 0.83/1.11      % set(auto2) -> assign(max_weight, "200.000").
% 0.83/1.11      % set(auto2) -> assign(max_hours, 1).
% 0.83/1.11      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.83/1.11      % set(auto2) -> assign(max_seconds, 0).
% 0.83/1.11      % set(auto2) -> assign(max_minutes, 5).
% 0.83/1.11      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.83/1.11      % set(auto2) -> set(sort_initial_sos).
% 0.83/1.11      % set(auto2) -> assign(sos_limit, -1).
% 0.83/1.11      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.83/1.11      % set(auto2) -> assign(max_megs, 400).
% 0.83/1.11      % set(auto2) -> assign(stats, some).
% 0.83/1.11      % set(auto2) -> clear(echo_input).
% 0.83/1.11      % set(auto2) -> set(quiet).
% 0.83/1.11      % set(auto2) -> clear(print_initial_clauses).
% 0.83/1.11      % set(auto2) -> clear(print_given).
% 0.83/1.11  assign(lrs_ticks,-1).
% 0.83/1.11  assign(sos_limit,10000).
% 0.83/1.11  assign(order,kbo).
% 0.83/1.11  set(lex_order_vars).
% 0.83/1.11  clear(print_given).
% 0.83/1.11  
% 0.83/1.11  % formulas(sos).  % not echoed (8 formulas)
% 0.83/1.11  
% 0.83/1.11  ============================== end of input ==========================
% 0.83/1.11  
% 0.83/1.11  % From the command line: assign(max_seconds, 300).
% 0.83/1.11  
% 0.83/1.11  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.83/1.11  
% 0.83/1.11  % Formulas that are not ordinary clauses:
% 0.83/1.11  1 (all A all B (in(A,B) -> -in(B,A))) # label(antisymmetry_r2_hidden) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  2 (all A all B unordered_pair(A,B) = unordered_pair(B,A)) # label(commutativity_k2_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  3 (all A all B (B = singleton(A) <-> (all C (in(C,B) <-> C = A)))) # label(d1_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  4 (all A all B all C (C = unordered_pair(A,B) <-> (all D (in(D,C) <-> D = A | D = B)))) # label(d2_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  5 $T # label(dt_k1_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  6 $T # label(dt_k2_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  7 (all A all B ((all C (in(C,A) <-> in(C,B))) -> A = B)) # label(t2_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  8 -(all A unordered_pair(A,A) = singleton(A)) # label(t69_enumset1) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.83/1.11  
% 0.83/1.11  ============================== end of process non-clausal formulas ===
% 0.83/1.11  
% 0.83/1.11  ============================== PROCESS INITIAL CLAUSES ===============
% 0.83/1.11  
% 0.83/1.11  ============================== PREDICATE ELIMINATION =================
% 0.83/1.11  
% 0.83/1.11  ============================== end predicate elimination =============
% 0.83/1.11  
% 0.83/1.11  Auto_denials:  (non-Horn, no changes).
% 0.83/1.11  
% 0.83/1.11  Term ordering decisions:
% 0.83/1.11  
% 0.83/1.11  % Assigning unary symbol singleton kb_weight 0 and highest precedence (8).
% 0.83/1.11  Function symbol KB weights:  c1=1. unordered_pair=1. f1=1. f3=1. f2=1. singleton=0.
% 0.83/1.11  
% 0.83/1.11  ============================== end of process initial clauses ========
% 0.83/1.11  
% 0.83/1.11  ============================== CLAUSES FOR SEARCH ====================
% 0.83/1.11  
% 0.83/1.11  ============================== end of clauses for search =============
% 0.83/1.11  
% 0.83/1.11  ============================== SEARCH ================================
% 0.83/1.11  
% 0.83/1.11  % Starting search at 0.01 seconds.
% 0.83/1.11  
% 0.83/1.11  ============================== PROOF =================================
% 0.83/1.11  % SZS status Theorem
% 0.83/1.11  % SZS output start Refutation
% 0.83/1.11  
% 0.83/1.11  % Proof 1 at 0.12 (+ 0.01) seconds.
% 0.83/1.11  % Length of proof is 25.
% 0.83/1.11  % Level of proof is 9.
% 0.83/1.11  % Maximum clause weight is 27.000.
% 0.83/1.11  % Given clauses 99.
% 0.83/1.11  
% 0.83/1.11  3 (all A all B (B = singleton(A) <-> (all C (in(C,B) <-> C = A)))) # label(d1_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  4 (all A all B all C (C = unordered_pair(A,B) <-> (all D (in(D,C) <-> D = A | D = B)))) # label(d2_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.83/1.11  8 -(all A unordered_pair(A,A) = singleton(A)) # label(t69_enumset1) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.83/1.11  12 unordered_pair(A,B) = C | in(f2(A,B,C),C) | f2(A,B,C) = A | f2(A,B,C) = B # label(d2_tarski) # label(axiom).  [clausify(4)].
% 0.83/1.11  14 singleton(c1) != unordered_pair(c1,c1) # label(t69_enumset1) # label(negated_conjecture).  [clausify(8)].
% 0.83/1.11  15 unordered_pair(c1,c1) != singleton(c1).  [copy(14),flip(a)].
% 0.83/1.11  16 singleton(A) != B | -in(C,B) | C = A # label(d1_tarski) # label(axiom).  [clausify(3)].
% 0.83/1.11  17 singleton(A) != B | in(C,B) | C != A # label(d1_tarski) # label(axiom).  [clausify(3)].
% 0.83/1.11  19 unordered_pair(A,B) != C | in(D,C) | D != B # label(d2_tarski) # label(axiom).  [clausify(4)].
% 0.83/1.11  22 unordered_pair(A,B) != C | -in(D,C) | D = A | D = B # label(d2_tarski) # label(axiom).  [clausify(4)].
% 0.83/1.11  23 unordered_pair(A,B) = C | -in(f2(A,B,C),C) | f2(A,B,C) != A # label(d2_tarski) # label(axiom).  [clausify(4)].
% 0.83/1.11  27 unordered_pair(c1,c1) = c_0.  [new_symbol(15)].
% 0.83/1.11  31 unordered_pair(A,A) != B | -in(C,B) | C = A.  [factor(22,c,d)].
% 0.83/1.11  32 singleton(c1) != c_0.  [back_rewrite(15),rewrite([27(3)]),flip(a)].
% 0.83/1.11  38 singleton(A) != B | f2(C,D,B) = A | unordered_pair(C,D) = B | f2(C,D,B) = C | f2(C,D,B) = D.  [resolve(16,b,12,b)].
% 0.83/1.11  46 in(A,singleton(B)) | A != B.  [xx_res(17,a)].
% 0.83/1.11  80 in(A,c_0) | c1 != A.  [resolve(27,a,19,a),flip(b)].
% 0.83/1.11  113 in(A,singleton(A)).  [xx_res(46,b)].
% 0.83/1.11  410 f2(A,B,singleton(C)) = C | singleton(C) = unordered_pair(A,B) | f2(A,B,singleton(C)) = A | f2(A,B,singleton(C)) = B.  [xx_res(38,a),flip(b)].
% 0.83/1.11  411 f2(A,B,singleton(A)) = A | unordered_pair(A,B) = singleton(A) | f2(A,B,singleton(A)) = B.  [factor(410,a,c),flip(b)].
% 0.83/1.11  414 f2(A,A,singleton(A)) = A | unordered_pair(A,A) = singleton(A).  [factor(411,a,c)].
% 0.83/1.11  478 in(f2(c1,c1,singleton(c1)),c_0).  [resolve(414,a,80,b(flip)),rewrite([27(3)]),flip(a),unit_del(a,32)].
% 0.83/1.11  497 unordered_pair(A,A) != c_0 | f2(c1,c1,singleton(c1)) = A.  [resolve(478,a,31,b)].
% 0.83/1.11  745 f2(c1,c1,singleton(c1)) = c1.  [resolve(497,a,27,a)].
% 0.83/1.11  747 $F.  [para(745(a,1),23(b,1)),rewrite([27(3),745(13)]),flip(a),xx(c),unit_del(a,32),unit_del(b,113)].
% 0.83/1.11  
% 0.83/1.11  % SZS output end Refutation
% 0.83/1.11  ============================== end of proof ==========================
% 0.83/1.11  
% 0.83/1.11  ============================== STATISTICS ============================
% 0.83/1.11  
% 0.83/1.11  Given=99. Generated=4686. Kept=737. proofs=1.
% 0.83/1.11  Usable=91. Sos=545. Demods=3. Limbo=1, Disabled=115. Hints=0.
% 0.83/1.11  Megabytes=0.52.
% 0.83/1.11  User_CPU=0.12, System_CPU=0.01, Wall_clock=0.
% 0.83/1.11  
% 0.83/1.11  ============================== end of statistics =====================
% 0.83/1.11  
% 0.83/1.11  ============================== end of search =========================
% 0.83/1.11  
% 0.83/1.11  THEOREM PROVED
% 0.83/1.11  % SZS status Theorem
% 0.83/1.11  
% 0.83/1.11  Exiting with 1 proof.
% 0.83/1.11  
% 0.83/1.11  Process 31139 exit (max_proofs) Mon Jun 20 09:44:36 2022
% 0.83/1.11  Prover9 interrupted
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