TSTP Solution File: SYN047+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SYN047+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n014.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 11:15:43 EDT 2022

% Result   : Theorem 0.70s 0.98s
% Output   : Refutation 0.70s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYN047+1 : TPTP v8.1.0. Released v2.0.0.
% 0.03/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n014.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 Jul 12 07:22:49 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.70/0.98  ============================== Prover9 ===============================
% 0.70/0.98  Prover9 (32) version 2009-11A, November 2009.
% 0.70/0.98  Process 2247 was started by sandbox on n014.cluster.edu,
% 0.70/0.98  Tue Jul 12 07:22:49 2022
% 0.70/0.98  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_1887_n014.cluster.edu".
% 0.70/0.98  ============================== end of head ===========================
% 0.70/0.98  
% 0.70/0.98  ============================== INPUT =================================
% 0.70/0.98  
% 0.70/0.98  % Reading from file /tmp/Prover9_1887_n014.cluster.edu
% 0.70/0.98  
% 0.70/0.98  set(prolog_style_variables).
% 0.70/0.98  set(auto2).
% 0.70/0.98      % set(auto2) -> set(auto).
% 0.70/0.98      % set(auto) -> set(auto_inference).
% 0.70/0.98      % set(auto) -> set(auto_setup).
% 0.70/0.98      % set(auto_setup) -> set(predicate_elim).
% 0.70/0.98      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.70/0.98      % set(auto) -> set(auto_limits).
% 0.70/0.98      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.70/0.98      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.70/0.98      % set(auto) -> set(auto_denials).
% 0.70/0.98      % set(auto) -> set(auto_process).
% 0.70/0.98      % set(auto2) -> assign(new_constants, 1).
% 0.70/0.98      % set(auto2) -> assign(fold_denial_max, 3).
% 0.70/0.98      % set(auto2) -> assign(max_weight, "200.000").
% 0.70/0.98      % set(auto2) -> assign(max_hours, 1).
% 0.70/0.98      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.70/0.98      % set(auto2) -> assign(max_seconds, 0).
% 0.70/0.98      % set(auto2) -> assign(max_minutes, 5).
% 0.70/0.98      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.70/0.98      % set(auto2) -> set(sort_initial_sos).
% 0.70/0.98      % set(auto2) -> assign(sos_limit, -1).
% 0.70/0.98      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.70/0.98      % set(auto2) -> assign(max_megs, 400).
% 0.70/0.98      % set(auto2) -> assign(stats, some).
% 0.70/0.98      % set(auto2) -> clear(echo_input).
% 0.70/0.98      % set(auto2) -> set(quiet).
% 0.70/0.98      % set(auto2) -> clear(print_initial_clauses).
% 0.70/0.98      % set(auto2) -> clear(print_given).
% 0.70/0.98  assign(lrs_ticks,-1).
% 0.70/0.98  assign(sos_limit,10000).
% 0.70/0.98  assign(order,kbo).
% 0.70/0.98  set(lex_order_vars).
% 0.70/0.98  clear(print_given).
% 0.70/0.98  
% 0.70/0.98  % formulas(sos).  % not echoed (1 formulas)
% 0.70/0.98  
% 0.70/0.98  ============================== end of input ==========================
% 0.70/0.98  
% 0.70/0.98  % From the command line: assign(max_seconds, 300).
% 0.70/0.98  
% 0.70/0.98  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.70/0.98  
% 0.70/0.98  % Formulas that are not ordinary clauses:
% 0.70/0.98  1 -((p & (q -> r) -> s) <-> (-p | q | s) & (-p | -r | s)) # label(pel17) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.70/0.98  
% 0.70/0.98  ============================== end of process non-clausal formulas ===
% 0.70/0.98  
% 0.70/0.98  ============================== PROCESS INITIAL CLAUSES ===============
% 0.70/0.98  
% 0.70/0.98  ============================== PREDICATE ELIMINATION =================
% 0.70/0.98  
% 0.70/0.98  ============================== end predicate elimination =============
% 0.70/0.98  
% 0.70/0.98  Auto_denials:  (non-Horn, no changes).
% 0.70/0.98  
% 0.70/0.98  Term ordering decisions:
% 0.70/0.98  Function symbol KB weights: 
% 0.70/0.98  
% 0.70/0.98  ============================== PROOF =================================
% 0.70/0.98  % SZS status Theorem
% 0.70/0.98  % SZS output start Refutation
% 0.70/0.98  
% 0.70/0.98  % Proof 1 at 0.01 (+ 0.00) seconds.
% 0.70/0.98  % Length of proof is 9.
% 0.70/0.98  % Level of proof is 3.
% 0.70/0.98  % Maximum clause weight is 2.000.
% 0.70/0.98  % Given clauses 0.
% 0.70/0.98  
% 0.70/0.98  1 -((p & (q -> r) -> s) <-> (-p | q | s) & (-p | -r | s)) # label(pel17) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.70/0.98  2 p # label(pel17) # label(negated_conjecture).  [clausify(1)].
% 0.70/0.98  3 -s # label(pel17) # label(negated_conjecture).  [clausify(1)].
% 0.70/0.98  4 -q | r # label(pel17) # label(negated_conjecture).  [clausify(1)].
% 0.70/0.98  5 -p | q | s # label(pel17) # label(negated_conjecture).  [clausify(1)].
% 0.70/0.98  6 q.  [copy(5),unit_del(a,2),unit_del(c,3)].
% 0.70/0.98  7 -p | -r | s # label(pel17) # label(negated_conjecture).  [clausify(1)].
% 0.70/0.98  8 -r.  [copy(7),unit_del(a,2),unit_del(c,3)].
% 0.70/0.98  9 $F.  [back_unit_del(4),unit_del(a,6),unit_del(b,8)].
% 0.70/0.98  
% 0.70/0.98  % SZS output end Refutation
% 0.70/0.98  ============================== end of proof ==========================
% 0.70/0.98  
% 0.70/0.98  ============================== STATISTICS ============================
% 0.70/0.98  
% 0.70/0.98  Given=0. Generated=6. Kept=5. proofs=1.
% 0.70/0.98  Usable=0. Sos=2. Demods=0. Limbo=2, Disabled=6. Hints=0.
% 0.70/0.98  Megabytes=0.02.
% 0.70/0.98  User_CPU=0.01, System_CPU=0.00, Wall_clock=0.
% 0.70/0.98  
% 0.70/0.98  ============================== end of statistics =====================
% 0.70/0.98  
% 0.70/0.98  ============================== end of search =========================
% 0.70/0.98  
% 0.70/0.98  THEOREM PROVED
% 0.70/0.98  % SZS status Theorem
% 0.70/0.98  
% 0.70/0.98  Exiting with 1 proof.
% 0.70/0.98  
% 0.70/0.98  Process 2247 exit (max_proofs) Tue Jul 12 07:22:49 2022
% 0.70/0.98  Prover9 interrupted
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