TSTP Solution File: PUZ035-6 by Prover9---1109a
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- Process Solution
%------------------------------------------------------------------------------
% File : Prover9---1109a
% Problem : PUZ035-6 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : tptp2X_and_run_prover9 %d %s
% Computer : n032.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 : Mon Jul 18 18:23:54 EDT 2022
% Result : Unsatisfiable 0.44s 0.76s
% Output : Refutation 0.44s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.08 % Problem : PUZ035-6 : TPTP v8.1.0. Released v2.0.0.
% 0.04/0.08 % Command : tptp2X_and_run_prover9 %d %s
% 0.07/0.27 % Computer : n032.cluster.edu
% 0.07/0.27 % Model : x86_64 x86_64
% 0.07/0.27 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.27 % Memory : 8042.1875MB
% 0.07/0.27 % OS : Linux 3.10.0-693.el7.x86_64
% 0.07/0.27 % CPULimit : 300
% 0.07/0.27 % WCLimit : 600
% 0.07/0.27 % DateTime : Sun May 29 00:37:56 EDT 2022
% 0.07/0.27 % CPUTime :
% 0.44/0.76 ============================== Prover9 ===============================
% 0.44/0.76 Prover9 (32) version 2009-11A, November 2009.
% 0.44/0.76 Process 12985 was started by sandbox2 on n032.cluster.edu,
% 0.44/0.76 Sun May 29 00:37:56 2022
% 0.44/0.76 The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_12758_n032.cluster.edu".
% 0.44/0.76 ============================== end of head ===========================
% 0.44/0.76
% 0.44/0.76 ============================== INPUT =================================
% 0.44/0.76
% 0.44/0.76 % Reading from file /tmp/Prover9_12758_n032.cluster.edu
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% 0.44/0.76 set(prolog_style_variables).
% 0.44/0.76 set(auto2).
% 0.44/0.76 % set(auto2) -> set(auto).
% 0.44/0.76 % set(auto) -> set(auto_inference).
% 0.44/0.76 % set(auto) -> set(auto_setup).
% 0.44/0.76 % set(auto_setup) -> set(predicate_elim).
% 0.44/0.76 % set(auto_setup) -> assign(eq_defs, unfold).
% 0.44/0.76 % set(auto) -> set(auto_limits).
% 0.44/0.76 % set(auto_limits) -> assign(max_weight, "100.000").
% 0.44/0.76 % set(auto_limits) -> assign(sos_limit, 20000).
% 0.44/0.76 % set(auto) -> set(auto_denials).
% 0.44/0.76 % set(auto) -> set(auto_process).
% 0.44/0.76 % set(auto2) -> assign(new_constants, 1).
% 0.44/0.76 % set(auto2) -> assign(fold_denial_max, 3).
% 0.44/0.76 % set(auto2) -> assign(max_weight, "200.000").
% 0.44/0.76 % set(auto2) -> assign(max_hours, 1).
% 0.44/0.76 % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.44/0.76 % set(auto2) -> assign(max_seconds, 0).
% 0.44/0.76 % set(auto2) -> assign(max_minutes, 5).
% 0.44/0.76 % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.44/0.76 % set(auto2) -> set(sort_initial_sos).
% 0.44/0.76 % set(auto2) -> assign(sos_limit, -1).
% 0.44/0.76 % set(auto2) -> assign(lrs_ticks, 3000).
% 0.44/0.76 % set(auto2) -> assign(max_megs, 400).
% 0.44/0.76 % set(auto2) -> assign(stats, some).
% 0.44/0.76 % set(auto2) -> clear(echo_input).
% 0.44/0.76 % set(auto2) -> set(quiet).
% 0.44/0.76 % set(auto2) -> clear(print_initial_clauses).
% 0.44/0.76 % set(auto2) -> clear(print_given).
% 0.44/0.76 assign(lrs_ticks,-1).
% 0.44/0.76 assign(sos_limit,10000).
% 0.44/0.76 assign(order,kbo).
% 0.44/0.76 set(lex_order_vars).
% 0.44/0.76 clear(print_given).
% 0.44/0.76
% 0.44/0.76 % formulas(sos). % not echoed (11 formulas)
% 0.44/0.76
% 0.44/0.76 ============================== end of input ==========================
% 0.44/0.76
% 0.44/0.76 % From the command line: assign(max_seconds, 300).
% 0.44/0.76
% 0.44/0.76 ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.44/0.76
% 0.44/0.76 % Formulas that are not ordinary clauses:
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% 0.44/0.76 ============================== end of process non-clausal formulas ===
% 0.44/0.76
% 0.44/0.76 ============================== PROCESS INITIAL CLAUSES ===============
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% 0.44/0.76 ============================== PREDICATE ELIMINATION =================
% 0.44/0.76 1 truth(A) | -truth(isa(B,knight)) | -says(B,A) # label(knights_make_true_statements1) # label(axiom). [assumption].
% 0.44/0.76 2 says(asked,not(or(isa(asked,knight),isa(other,knight)))) # label(says_yes) # label(axiom). [assumption].
% 0.44/0.76 Derived: truth(not(or(isa(asked,knight),isa(other,knight)))) | -truth(isa(asked,knight)). [resolve(1,c,2,a)].
% 0.44/0.76 3 truth(isa(A,knight)) | -truth(B) | -says(A,B) # label(knights_make_true_statements2) # label(axiom). [assumption].
% 0.44/0.76 Derived: truth(isa(asked,knight)) | -truth(not(or(isa(asked,knight),isa(other,knight)))). [resolve(3,c,2,a)].
% 0.44/0.76
% 0.44/0.76 ============================== end predicate elimination =============
% 0.44/0.76
% 0.44/0.76 Auto_denials: (non-Horn, no changes).
% 0.44/0.76
% 0.44/0.76 Term ordering decisions:
% 0.44/0.76
% 0.44/0.76 % Assigning unary symbol not kb_weight 0 and highest precedence (8).
% 0.44/0.76 Function symbol KB weights: knight=1. asked=1. other=1. knave=1. isa=1. or=1. not=0.
% 0.44/0.76
% 0.44/0.76 ============================== end of process initial clauses ========
% 0.44/0.76
% 0.44/0.76 ============================== CLAUSES FOR SEARCH ====================
% 0.44/0.76
% 0.44/0.76 ============================== end of clauses for search =============
% 0.44/0.76
% 0.44/0.76 ============================== SEARCH ================================
% 0.44/0.76
% 0.44/0.76 % Starting search at 0.01 seconds.
% 0.44/0.76
% 0.44/0.76 ============================== PROOF =================================
% 0.44/0.76 % SZS status Unsatisfiable
% 0.44/0.76 % SZS output start Refutation
% 0.44/0.76
% 0.44/0.76 % Proof 1 at 0.01 (+ 0.00) seconds.
% 0.44/0.76 % Length of proof is 9.
% 0.44/0.76 % Level of proof is 5.
% 0.44/0.76 % Maximum clause weight is 8.000.
% 0.44/0.76 % Given clauses 18.
% 0.44/0.76
% 0.44/0.76 5 truth(isa(A,knight)) | truth(isa(A,knave)) # label(everyone_a_knight_or_knave) # label(axiom). [assumption].
% 0.44/0.76 8 -truth(isa(asked,A)) | -truth(isa(other,B)) # label(query) # label(negated_conjecture). [assumption].
% 0.44/0.76 15 -truth(isa(other,A)) | truth(isa(asked,knight)). [resolve(8,a,5,b)].
% 0.44/0.76 16 -truth(isa(asked,A)) | truth(isa(other,knight)). [resolve(8,b,5,b)].
% 0.44/0.76 22 truth(isa(asked,knight)) | truth(isa(other,knight)). [resolve(15,a,5,b)].
% 0.44/0.76 27 truth(isa(asked,knight)). [resolve(22,b,15,a),merge(b)].
% 0.44/0.76 31 truth(isa(other,knight)). [resolve(27,a,16,a)].
% 0.44/0.76 34 -truth(isa(other,A)). [resolve(27,a,8,a)].
% 0.44/0.76 35 $F. [resolve(34,a,31,a)].
% 0.44/0.76
% 0.44/0.76 % SZS output end Refutation
% 0.44/0.76 ============================== end of proof ==========================
% 0.44/0.76
% 0.44/0.76 ============================== STATISTICS ============================
% 0.44/0.76
% 0.44/0.76 Given=18. Generated=43. Kept=31. proofs=1.
% 0.44/0.76 Usable=14. Sos=8. Demods=0. Limbo=3, Disabled=18. Hints=0.
% 0.44/0.76 Megabytes=0.05.
% 0.44/0.76 User_CPU=0.01, System_CPU=0.00, Wall_clock=0.
% 0.44/0.76
% 0.44/0.76 ============================== end of statistics =====================
% 0.44/0.76
% 0.44/0.76 ============================== end of search =========================
% 0.44/0.76
% 0.44/0.76 THEOREM PROVED
% 0.44/0.76 % SZS status Unsatisfiable
% 0.44/0.76
% 0.44/0.76 Exiting with 1 proof.
% 0.44/0.76
% 0.44/0.76 Process 12985 exit (max_proofs) Sun May 29 00:37:56 2022
% 0.44/0.76 Prover9 interrupted
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