TSTP Solution File: GRP353-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP353-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n021.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 : Sat Jul 16 11:18:44 EDT 2022

% Result   : Unsatisfiable 0.97s 1.24s
% Output   : Refutation 0.97s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GRP353-1 : TPTP v8.1.0. Released v2.5.0.
% 0.03/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.35  % Computer : n021.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 17:54:42 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.97/1.24  ============================== Prover9 ===============================
% 0.97/1.24  Prover9 (32) version 2009-11A, November 2009.
% 0.97/1.24  Process 18940 was started by sandbox on n021.cluster.edu,
% 0.97/1.24  Mon Jun 13 17:54:43 2022
% 0.97/1.24  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_18554_n021.cluster.edu".
% 0.97/1.24  ============================== end of head ===========================
% 0.97/1.24  
% 0.97/1.24  ============================== INPUT =================================
% 0.97/1.24  
% 0.97/1.24  % Reading from file /tmp/Prover9_18554_n021.cluster.edu
% 0.97/1.24  
% 0.97/1.24  set(prolog_style_variables).
% 0.97/1.24  set(auto2).
% 0.97/1.24      % set(auto2) -> set(auto).
% 0.97/1.24      % set(auto) -> set(auto_inference).
% 0.97/1.24      % set(auto) -> set(auto_setup).
% 0.97/1.24      % set(auto_setup) -> set(predicate_elim).
% 0.97/1.24      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.97/1.24      % set(auto) -> set(auto_limits).
% 0.97/1.24      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.97/1.24      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.97/1.24      % set(auto) -> set(auto_denials).
% 0.97/1.24      % set(auto) -> set(auto_process).
% 0.97/1.24      % set(auto2) -> assign(new_constants, 1).
% 0.97/1.24      % set(auto2) -> assign(fold_denial_max, 3).
% 0.97/1.24      % set(auto2) -> assign(max_weight, "200.000").
% 0.97/1.24      % set(auto2) -> assign(max_hours, 1).
% 0.97/1.24      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.97/1.24      % set(auto2) -> assign(max_seconds, 0).
% 0.97/1.24      % set(auto2) -> assign(max_minutes, 5).
% 0.97/1.24      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.97/1.24      % set(auto2) -> set(sort_initial_sos).
% 0.97/1.24      % set(auto2) -> assign(sos_limit, -1).
% 0.97/1.24      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.97/1.24      % set(auto2) -> assign(max_megs, 400).
% 0.97/1.24      % set(auto2) -> assign(stats, some).
% 0.97/1.24      % set(auto2) -> clear(echo_input).
% 0.97/1.24      % set(auto2) -> set(quiet).
% 0.97/1.24      % set(auto2) -> clear(print_initial_clauses).
% 0.97/1.24      % set(auto2) -> clear(print_given).
% 0.97/1.24  assign(lrs_ticks,-1).
% 0.97/1.24  assign(sos_limit,10000).
% 0.97/1.24  assign(order,kbo).
% 0.97/1.24  set(lex_order_vars).
% 0.97/1.24  clear(print_given).
% 0.97/1.24  
% 0.97/1.24  % formulas(sos).  % not echoed (28 formulas)
% 0.97/1.24  
% 0.97/1.24  ============================== end of input ==========================
% 0.97/1.24  
% 0.97/1.24  % From the command line: assign(max_seconds, 300).
% 0.97/1.24  
% 0.97/1.24  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.97/1.24  
% 0.97/1.24  % Formulas that are not ordinary clauses:
% 0.97/1.24  
% 0.97/1.24  ============================== end of process non-clausal formulas ===
% 0.97/1.24  
% 0.97/1.24  ============================== PROCESS INITIAL CLAUSES ===============
% 0.97/1.24  
% 0.97/1.24  ============================== PREDICATE ELIMINATION =================
% 0.97/1.24  
% 0.97/1.24  ============================== end predicate elimination =============
% 0.97/1.24  
% 0.97/1.24  Auto_denials:  (non-Horn, no changes).
% 0.97/1.24  
% 0.97/1.24  Term ordering decisions:
% 0.97/1.24  
% 0.97/1.24  % Assigning unary symbol inverse kb_weight 0 and highest precedence (11).
% 0.97/1.24  Function symbol KB weights:  sk_c7=1. sk_c6=1. sk_c5=1. sk_c1=1. sk_c4=1. sk_c2=1. sk_c3=1. identity=1. multiply=1. inverse=0.
% 0.97/1.24  
% 0.97/1.24  ============================== end of process initial clauses ========
% 0.97/1.24  
% 0.97/1.24  ============================== CLAUSES FOR SEARCH ====================
% 0.97/1.24  
% 0.97/1.24  ============================== end of clauses for search =============
% 0.97/1.24  
% 0.97/1.24  ============================== SEARCH ================================
% 0.97/1.24  
% 0.97/1.24  % Starting search at 0.02 seconds.
% 0.97/1.24  
% 0.97/1.24  ============================== PROOF =================================
% 0.97/1.24  % SZS status Unsatisfiable
% 0.97/1.24  % SZS output start Refutation
% 0.97/1.24  
% 0.97/1.24  % Proof 1 at 0.23 (+ 0.01) seconds.
% 0.97/1.24  % Length of proof is 51.
% 0.97/1.24  % Level of proof is 19.
% 0.97/1.24  % Maximum clause weight is 47.000.
% 0.97/1.24  % Given clauses 151.
% 0.97/1.24  
% 0.97/1.24  1 multiply(identity,A) = A # label(left_identity) # label(axiom).  [assumption].
% 0.97/1.24  2 multiply(inverse(A),A) = identity # label(left_inverse) # label(axiom).  [assumption].
% 0.97/1.24  4 inverse(sk_c1) = sk_c7 | inverse(sk_c3) = sk_c4 # label(prove_this_17) # label(negated_conjecture).  [assumption].
% 0.97/1.24  8 multiply(sk_c1,sk_c7) = sk_c6 | inverse(sk_c3) = sk_c4 # label(prove_this_11) # label(negated_conjecture).  [assumption].
% 0.97/1.24  11 inverse(sk_c1) = sk_c7 | multiply(sk_c3,sk_c4) = sk_c6 # label(prove_this_16) # label(negated_conjecture).  [assumption].
% 0.97/1.24  13 multiply(sk_c7,sk_c5) = sk_c6 | inverse(sk_c2) = sk_c7 # label(prove_this_20) # label(negated_conjecture).  [assumption].
% 0.97/1.24  15 multiply(sk_c6,sk_c5) = sk_c7 | multiply(sk_c6,sk_c7) = sk_c5 # label(prove_this_1) # label(negated_conjecture).  [assumption].
% 0.97/1.24  21 multiply(sk_c1,sk_c7) = sk_c6 | multiply(sk_c3,sk_c4) = sk_c6 # label(prove_this_10) # label(negated_conjecture).  [assumption].
% 0.97/1.24  24 multiply(sk_c7,sk_c5) = sk_c6 | multiply(sk_c2,sk_c6) = sk_c7 # label(prove_this_21) # label(negated_conjecture).  [assumption].
% 0.97/1.24  27 multiply(multiply(A,B),C) = multiply(A,multiply(B,C)) # label(associativity) # label(axiom).  [assumption].
% 0.97/1.24  28 multiply(sk_c6,sk_c5) != sk_c7 | multiply(A,sk_c7) != sk_c6 | inverse(A) != sk_c7 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(B) != sk_c7 | multiply(B,sk_c6) != sk_c7 | multiply(C,D) != sk_c6 | inverse(C) != D | multiply(D,sk_c7) != sk_c6 # label(prove_this_25) # label(negated_conjecture).  [assumption].
% 0.97/1.24  30 multiply(sk_c6,sk_c5) != sk_c7 | multiply(A,sk_c7) != sk_c6 | inverse(A) != sk_c7 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(B) != sk_c7 | multiply(B,sk_c6) != sk_c7 | multiply(C,A) != sk_c6 | inverse(C) != A.  [factor(28,b,j)].
% 0.97/1.24  41 inverse(sk_c1) = sk_c7 | multiply(sk_c4,sk_c3) = identity.  [para(4(b,1),2(a,1,1))].
% 0.97/1.24  42 multiply(inverse(A),multiply(A,B)) = B.  [para(2(a,1),27(a,1,1)),rewrite([1(2)]),flip(a)].
% 0.97/1.24  263 multiply(sk_c6,sk_c5) != sk_c7 | identity != sk_c6 | inverse(inverse(sk_c7)) != sk_c7 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(A) != sk_c7 | multiply(A,sk_c6) != sk_c7 | multiply(B,inverse(sk_c7)) != sk_c6 | inverse(sk_c7) != inverse(B).  [para(2(a,1),30(b,1)),flip(i)].
% 0.97/1.24  271 multiply(sk_c6,sk_c5) != sk_c7 | identity != sk_c6 | inverse(inverse(sk_c7)) != sk_c7 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(inverse(sk_c7),sk_c6) != sk_c7 | multiply(A,inverse(sk_c7)) != sk_c6 | inverse(sk_c7) != inverse(A).  [factor(263,c,f)].
% 0.97/1.24  293 multiply(inverse(inverse(A)),identity) = A.  [para(2(a,1),42(a,1,2))].
% 0.97/1.24  303 inverse(sk_c2) = sk_c7 | multiply(inverse(sk_c7),sk_c6) = sk_c5.  [para(13(a,1),42(a,1,2))].
% 0.97/1.24  305 multiply(sk_c6,sk_c7) = sk_c5 | multiply(inverse(sk_c6),sk_c7) = sk_c5.  [para(15(a,1),42(a,1,2))].
% 0.97/1.24  314 multiply(sk_c7,sk_c5) = sk_c6 | multiply(inverse(sk_c2),sk_c7) = sk_c6.  [para(24(b,1),42(a,1,2))].
% 0.97/1.24  323 multiply(inverse(inverse(A)),B) = multiply(A,B).  [para(42(a,1),42(a,1,2))].
% 0.97/1.24  324 multiply(A,identity) = A.  [back_rewrite(293),rewrite([323(4)])].
% 0.97/1.24  342 inverse(identity) = identity.  [para(324(a,1),2(a,1))].
% 0.97/1.24  376 inverse(sk_c1) = sk_c7 | inverse(sk_c4) = sk_c3.  [para(41(b,1),42(a,1,2)),rewrite([324(8)])].
% 0.97/1.24  379 inverse(sk_c1) = sk_c7 | multiply(sk_c3,sk_c4) = identity.  [para(376(b,1),2(a,1,1))].
% 0.97/1.24  381 multiply(A,inverse(A)) = identity.  [para(323(a,1),2(a,1))].
% 0.97/1.24  405 inverse(inverse(A)) = A.  [para(323(a,1),324(a,1)),rewrite([324(2)]),flip(a)].
% 0.97/1.24  416 multiply(sk_c6,sk_c5) != sk_c7 | identity != sk_c6 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(inverse(sk_c7),sk_c6) != sk_c7 | multiply(A,inverse(sk_c7)) != sk_c6 | inverse(sk_c7) != inverse(A).  [back_rewrite(271),rewrite([405(11)]),xx(c)].
% 0.97/1.24  508 inverse(sk_c1) = sk_c7 | identity = sk_c6.  [para(379(b,1),11(b,1)),merge(b)].
% 0.97/1.24  514 identity = sk_c6 | multiply(sk_c1,sk_c7) = identity.  [para(508(a,1),381(a,1,2))].
% 0.97/1.24  562 identity = sk_c6 | inverse(sk_c3) = sk_c4.  [para(514(b,1),8(a,1)),merge(b)].
% 0.97/1.24  576 identity = sk_c6 | multiply(sk_c3,sk_c4) = identity.  [para(562(b,1),381(a,1,2))].
% 0.97/1.24  672 multiply(sk_c6,sk_c5) != sk_c7 | identity != sk_c6 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(inverse(sk_c7),sk_c6) != sk_c7.  [para(2(a,1),416(f,1)),rewrite([405(32)]),xx(g),merge(f)].
% 0.97/1.24  739 identity = sk_c6 | multiply(sk_c1,sk_c7) = sk_c6.  [para(576(b,1),21(b,1)),merge(c)].
% 0.97/1.24  972 identity = sk_c6.  [para(739(b,1),514(b,1)),flip(c),merge(b),merge(c)].
% 0.97/1.24  1030 multiply(sk_c6,sk_c5) != sk_c7 | multiply(sk_c7,sk_c5) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(inverse(sk_c7),sk_c6) != sk_c7.  [back_rewrite(672),rewrite([972(6)]),xx(b)].
% 0.97/1.24  1136 inverse(sk_c6) = sk_c6.  [back_rewrite(342),rewrite([972(1),972(3)])].
% 0.97/1.24  1137 multiply(A,sk_c6) = A.  [back_rewrite(324),rewrite([972(1)])].
% 0.97/1.24  1141 multiply(sk_c6,A) = A.  [back_rewrite(1),rewrite([972(1)])].
% 0.97/1.24  1173 sk_c5 = sk_c7.  [back_rewrite(305),rewrite([1141(3),1136(5),1141(6)]),flip(a),flip(b),merge(b)].
% 0.97/1.24  1180 multiply(sk_c7,sk_c7) != sk_c6 | inverse(sk_c7) != sk_c7.  [back_rewrite(1030),rewrite([1173(2),1141(3),1173(5),1141(11),1173(10),1137(15)]),xx(a),xx(c)].
% 0.97/1.24  1195 inverse(sk_c2) = sk_c7 | inverse(sk_c7) = sk_c7.  [back_rewrite(303),rewrite([1137(8),1173(7)])].
% 0.97/1.24  1209 multiply(sk_c7,sk_c7) = sk_c6 | sk_c2 = sk_c7.  [back_rewrite(24),rewrite([1173(2),1137(8)])].
% 0.97/1.24  1237 multiply(sk_c7,sk_c7) = sk_c6 | multiply(inverse(sk_c2),sk_c7) = sk_c6.  [back_rewrite(314),rewrite([1173(2)])].
% 0.97/1.24  1281 inverse(sk_c7) = sk_c7 | inverse(sk_c7) = sk_c2.  [para(1195(a,1),405(a,1,1))].
% 0.97/1.24  1315 sk_c2 = sk_c7 | inverse(sk_c7) != sk_c7.  [resolve(1209,a,1180,a)].
% 0.97/1.24  1318 sk_c2 = sk_c7 | inverse(sk_c7) = sk_c7.  [para(1209(a,1),42(a,1,2)),rewrite([1137(7)])].
% 0.97/1.24  1324 sk_c2 = sk_c7.  [resolve(1318,b,1315,b),merge(b)].
% 0.97/1.24  1334 inverse(sk_c7) = sk_c7.  [back_rewrite(1281),rewrite([1324(7)]),merge(b)].
% 0.97/1.24  1345 multiply(sk_c7,sk_c7) = sk_c6.  [back_rewrite(1237),rewrite([1324(6),1334(7)]),merge(b)].
% 0.97/1.24  1351 $F.  [back_rewrite(1180),rewrite([1345(3),1334(5)]),xx(a),xx(b)].
% 0.97/1.24  
% 0.97/1.24  % SZS output end Refutation
% 0.97/1.24  ============================== end of proof ==========================
% 0.97/1.24  
% 0.97/1.24  ============================== STATISTICS ============================
% 0.97/1.24  
% 0.97/1.24  Given=151. Generated=3714. Kept=1350. proofs=1.
% 0.97/1.24  Usable=26. Sos=58. Demods=21. Limbo=17, Disabled=1277. Hints=0.
% 0.97/1.24  Megabytes=1.54.
% 0.97/1.24  User_CPU=0.23, System_CPU=0.01, Wall_clock=0.
% 0.97/1.24  
% 0.97/1.24  ============================== end of statistics =====================
% 0.97/1.24  
% 0.97/1.24  ============================== end of search =========================
% 0.97/1.24  
% 0.97/1.24  THEOREM PROVED
% 0.97/1.24  % SZS status Unsatisfiable
% 0.97/1.24  
% 0.97/1.24  Exiting with 1 proof.
% 0.97/1.24  
% 0.97/1.24  Process 18940 exit (max_proofs) Mon Jun 13 17:54:43 2022
% 0.97/1.24  Prover9 interrupted
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