TSTP Solution File: GRP299-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP299-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n027.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 11:18:32 EDT 2022

% Result   : Unsatisfiable 0.97s 1.23s
% Output   : Refutation 0.97s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.12  % Problem  : GRP299-1 : TPTP v8.1.0. Released v2.5.0.
% 0.09/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n027.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 : Mon Jun 13 08:29:02 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.97/1.23  ============================== Prover9 ===============================
% 0.97/1.23  Prover9 (32) version 2009-11A, November 2009.
% 0.97/1.23  Process 7508 was started by sandbox2 on n027.cluster.edu,
% 0.97/1.23  Mon Jun 13 08:29:02 2022
% 0.97/1.23  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_7355_n027.cluster.edu".
% 0.97/1.23  ============================== end of head ===========================
% 0.97/1.23  
% 0.97/1.23  ============================== INPUT =================================
% 0.97/1.23  
% 0.97/1.23  % Reading from file /tmp/Prover9_7355_n027.cluster.edu
% 0.97/1.23  
% 0.97/1.23  set(prolog_style_variables).
% 0.97/1.23  set(auto2).
% 0.97/1.23      % set(auto2) -> set(auto).
% 0.97/1.23      % set(auto) -> set(auto_inference).
% 0.97/1.23      % set(auto) -> set(auto_setup).
% 0.97/1.23      % set(auto_setup) -> set(predicate_elim).
% 0.97/1.23      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.97/1.23      % set(auto) -> set(auto_limits).
% 0.97/1.23      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.97/1.23      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.97/1.23      % set(auto) -> set(auto_denials).
% 0.97/1.23      % set(auto) -> set(auto_process).
% 0.97/1.23      % set(auto2) -> assign(new_constants, 1).
% 0.97/1.23      % set(auto2) -> assign(fold_denial_max, 3).
% 0.97/1.23      % set(auto2) -> assign(max_weight, "200.000").
% 0.97/1.23      % set(auto2) -> assign(max_hours, 1).
% 0.97/1.23      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.97/1.23      % set(auto2) -> assign(max_seconds, 0).
% 0.97/1.23      % set(auto2) -> assign(max_minutes, 5).
% 0.97/1.23      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.97/1.23      % set(auto2) -> set(sort_initial_sos).
% 0.97/1.23      % set(auto2) -> assign(sos_limit, -1).
% 0.97/1.23      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.97/1.23      % set(auto2) -> assign(max_megs, 400).
% 0.97/1.23      % set(auto2) -> assign(stats, some).
% 0.97/1.23      % set(auto2) -> clear(echo_input).
% 0.97/1.23      % set(auto2) -> set(quiet).
% 0.97/1.23      % set(auto2) -> clear(print_initial_clauses).
% 0.97/1.23      % set(auto2) -> clear(print_given).
% 0.97/1.23  assign(lrs_ticks,-1).
% 0.97/1.23  assign(sos_limit,10000).
% 0.97/1.23  assign(order,kbo).
% 0.97/1.23  set(lex_order_vars).
% 0.97/1.23  clear(print_given).
% 0.97/1.23  
% 0.97/1.23  % formulas(sos).  % not echoed (28 formulas)
% 0.97/1.23  
% 0.97/1.23  ============================== end of input ==========================
% 0.97/1.23  
% 0.97/1.23  % From the command line: assign(max_seconds, 300).
% 0.97/1.23  
% 0.97/1.23  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.97/1.23  
% 0.97/1.23  % Formulas that are not ordinary clauses:
% 0.97/1.23  
% 0.97/1.23  ============================== end of process non-clausal formulas ===
% 0.97/1.23  
% 0.97/1.23  ============================== PROCESS INITIAL CLAUSES ===============
% 0.97/1.23  
% 0.97/1.23  ============================== PREDICATE ELIMINATION =================
% 0.97/1.23  
% 0.97/1.23  ============================== end predicate elimination =============
% 0.97/1.23  
% 0.97/1.23  Auto_denials:  (non-Horn, no changes).
% 0.97/1.23  
% 0.97/1.23  Term ordering decisions:
% 0.97/1.23  
% 0.97/1.23  % Assigning unary symbol inverse kb_weight 0 and highest precedence (11).
% 0.97/1.23  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.
% 0.97/1.23  
% 0.97/1.23  ============================== end of process initial clauses ========
% 0.97/1.23  
% 0.97/1.23  ============================== CLAUSES FOR SEARCH ====================
% 0.97/1.23  
% 0.97/1.23  ============================== end of clauses for search =============
% 0.97/1.23  
% 0.97/1.23  ============================== SEARCH ================================
% 0.97/1.23  
% 0.97/1.23  % Starting search at 0.02 seconds.
% 0.97/1.23  
% 0.97/1.23  ============================== PROOF =================================
% 0.97/1.23  % SZS status Unsatisfiable
% 0.97/1.23  % SZS output start Refutation
% 0.97/1.23  
% 0.97/1.23  % Proof 1 at 0.26 (+ 0.00) seconds.
% 0.97/1.23  % Length of proof is 51.
% 0.97/1.23  % Level of proof is 19.
% 0.97/1.23  % Maximum clause weight is 47.000.
% 0.97/1.23  % Given clauses 155.
% 0.97/1.23  
% 0.97/1.23  1 multiply(identity,A) = A # label(left_identity) # label(axiom).  [assumption].
% 0.97/1.23  2 multiply(inverse(A),A) = identity # label(left_inverse) # label(axiom).  [assumption].
% 0.97/1.23  4 inverse(sk_c1) = sk_c7 | inverse(sk_c3) = sk_c4 # label(prove_this_17) # label(negated_conjecture).  [assumption].
% 0.97/1.23  8 multiply(sk_c1,sk_c7) = sk_c6 | inverse(sk_c3) = sk_c4 # label(prove_this_11) # label(negated_conjecture).  [assumption].
% 0.97/1.23  11 inverse(sk_c1) = sk_c7 | multiply(sk_c3,sk_c4) = sk_c6 # label(prove_this_16) # label(negated_conjecture).  [assumption].
% 0.97/1.23  13 multiply(sk_c5,sk_c7) = sk_c6 | inverse(sk_c2) = sk_c7 # label(prove_this_20) # label(negated_conjecture).  [assumption].
% 0.97/1.23  15 multiply(sk_c7,sk_c6) = sk_c5 | multiply(sk_c6,sk_c7) = sk_c5 # label(prove_this_1) # label(negated_conjecture).  [assumption].
% 0.97/1.23  21 multiply(sk_c1,sk_c7) = sk_c6 | multiply(sk_c3,sk_c4) = sk_c6 # label(prove_this_10) # label(negated_conjecture).  [assumption].
% 0.97/1.23  24 multiply(sk_c5,sk_c7) = sk_c6 | multiply(sk_c2,sk_c6) = sk_c7 # label(prove_this_21) # label(negated_conjecture).  [assumption].
% 0.97/1.23  27 multiply(multiply(A,B),C) = multiply(A,multiply(B,C)) # label(associativity) # label(axiom).  [assumption].
% 0.97/1.23  28 multiply(sk_c7,sk_c6) != sk_c5 | multiply(A,sk_c7) != sk_c6 | inverse(A) != sk_c7 | multiply(sk_c5,sk_c7) != 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].
% 0.97/1.23  45 inverse(sk_c1) = sk_c7 | multiply(sk_c4,sk_c3) = identity.  [para(4(b,1),2(a,1,1))].
% 0.97/1.23  46 multiply(inverse(A),multiply(A,B)) = B.  [para(2(a,1),27(a,1,1)),rewrite([1(2)]),flip(a)].
% 0.97/1.23  112 multiply(sk_c7,sk_c6) != sk_c5 | multiply(A,sk_c7) != sk_c6 | inverse(A) != sk_c7 | multiply(sk_c5,sk_c7) != sk_c6 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(B) != sk_c7 | multiply(B,sk_c6) != sk_c7 | identity != sk_c6 | inverse(inverse(C)) != C | multiply(C,sk_c7) != sk_c6.  [para(2(a,1),28(h,1))].
% 0.97/1.23  183 multiply(sk_c7,sk_c6) != sk_c5 | multiply(sk_c5,sk_c7) != sk_c6 | inverse(sk_c5) != sk_c7 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(A) != sk_c7 | multiply(A,sk_c6) != sk_c7 | identity != sk_c6 | inverse(inverse(B)) != B | multiply(B,sk_c7) != sk_c6.  [factor(112,b,d)].
% 0.97/1.23  277 multiply(sk_c7,sk_c6) != sk_c5 | multiply(sk_c5,sk_c7) != sk_c6 | inverse(sk_c5) != sk_c7 | multiply(sk_c6,sk_c7) != sk_c5 | inverse(A) != sk_c7 | multiply(A,sk_c6) != sk_c7 | identity != sk_c6 | inverse(inverse(sk_c5)) != sk_c5.  [factor(183,b,i)].
% 0.97/1.23  316 multiply(sk_c7,sk_c6) != sk_c5 | multiply(sk_c5,sk_c7) != sk_c6 | inverse(sk_c5) != sk_c7 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(sk_c5,sk_c6) != sk_c7 | identity != sk_c6 | inverse(inverse(sk_c5)) != sk_c5.  [factor(277,c,e)].
% 0.97/1.23  387 multiply(inverse(inverse(A)),identity) = A.  [para(2(a,1),46(a,1,2))].
% 0.97/1.23  397 inverse(sk_c2) = sk_c7 | multiply(inverse(sk_c5),sk_c6) = sk_c7.  [para(13(a,1),46(a,1,2))].
% 0.97/1.23  399 multiply(sk_c7,sk_c6) = sk_c5 | multiply(inverse(sk_c6),sk_c5) = sk_c7.  [para(15(b,1),46(a,1,2))].
% 0.97/1.23  408 multiply(sk_c5,sk_c7) = sk_c6 | multiply(inverse(sk_c2),sk_c7) = sk_c6.  [para(24(b,1),46(a,1,2))].
% 0.97/1.23  419 multiply(inverse(inverse(A)),B) = multiply(A,B).  [para(46(a,1),46(a,1,2))].
% 0.97/1.23  420 multiply(A,identity) = A.  [back_rewrite(387),rewrite([419(4)])].
% 0.97/1.23  438 inverse(identity) = identity.  [para(420(a,1),2(a,1))].
% 0.97/1.23  482 inverse(sk_c1) = sk_c7 | inverse(sk_c4) = sk_c3.  [para(45(b,1),46(a,1,2)),rewrite([420(8)])].
% 0.97/1.23  487 inverse(sk_c1) = sk_c7 | multiply(sk_c3,sk_c4) = identity.  [para(482(b,1),2(a,1,1))].
% 0.97/1.23  489 multiply(A,inverse(A)) = identity.  [para(419(a,1),2(a,1))].
% 0.97/1.23  523 inverse(inverse(A)) = A.  [para(419(a,1),420(a,1)),rewrite([420(2)]),flip(a)].
% 0.97/1.23  543 multiply(sk_c7,sk_c6) != sk_c5 | multiply(sk_c5,sk_c7) != sk_c6 | inverse(sk_c5) != sk_c7 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(sk_c5,sk_c6) != sk_c7 | identity != sk_c6.  [back_rewrite(316),rewrite([523(30)]),xx(g)].
% 0.97/1.23  625 inverse(sk_c1) = sk_c7 | identity = sk_c6.  [para(487(b,1),11(b,1)),merge(b)].
% 0.97/1.23  630 identity = sk_c6 | multiply(sk_c1,sk_c7) = identity.  [para(625(a,1),489(a,1,2))].
% 0.97/1.23  671 identity = sk_c6 | inverse(sk_c3) = sk_c4.  [para(630(b,1),8(a,1)),merge(b)].
% 0.97/1.23  684 identity = sk_c6 | multiply(sk_c3,sk_c4) = identity.  [para(671(b,1),489(a,1,2))].
% 0.97/1.23  836 identity = sk_c6 | multiply(sk_c1,sk_c7) = sk_c6.  [para(684(b,1),21(b,1)),merge(c)].
% 0.97/1.23  1063 identity = sk_c6.  [para(836(b,1),630(b,1)),flip(c),merge(b),merge(c)].
% 0.97/1.23  1216 multiply(sk_c7,sk_c6) != sk_c5 | multiply(sk_c5,sk_c7) != sk_c6 | inverse(sk_c5) != sk_c7 | multiply(sk_c6,sk_c7) != sk_c5 | multiply(sk_c5,sk_c6) != sk_c7.  [back_rewrite(543),rewrite([1063(25)]),xx(f)].
% 0.97/1.23  1223 inverse(sk_c6) = sk_c6.  [back_rewrite(438),rewrite([1063(1),1063(3)])].
% 0.97/1.23  1224 multiply(A,sk_c6) = A.  [back_rewrite(420),rewrite([1063(1)])].
% 0.97/1.23  1228 multiply(sk_c6,A) = A.  [back_rewrite(1),rewrite([1063(1)])].
% 0.97/1.23  1261 sk_c5 = sk_c7.  [back_rewrite(399),rewrite([1224(3),1223(5),1228(6)]),flip(a),merge(b)].
% 0.97/1.23  1267 multiply(sk_c7,sk_c7) != sk_c6 | inverse(sk_c7) != sk_c7.  [back_rewrite(1216),rewrite([1224(3),1261(2),1261(4),1261(9),1228(15),1261(14),1261(16),1224(18)]),xx(a),xx(d),xx(e)].
% 0.97/1.23  1298 inverse(sk_c2) = sk_c7 | inverse(sk_c7) = sk_c7.  [back_rewrite(397),rewrite([1261(5),1224(8)])].
% 0.97/1.23  1322 multiply(sk_c7,sk_c7) = sk_c6 | sk_c2 = sk_c7.  [back_rewrite(24),rewrite([1261(1),1224(8)])].
% 0.97/1.23  1343 multiply(sk_c7,sk_c7) = sk_c6 | multiply(inverse(sk_c2),sk_c7) = sk_c6.  [back_rewrite(408),rewrite([1261(1)])].
% 0.97/1.23  1377 inverse(sk_c7) = sk_c7 | inverse(sk_c7) = sk_c2.  [para(1298(a,1),523(a,1,1))].
% 0.97/1.23  1411 sk_c2 = sk_c7 | inverse(sk_c7) != sk_c7.  [resolve(1322,a,1267,a)].
% 0.97/1.23  1415 sk_c2 = sk_c7 | inverse(sk_c7) = sk_c7.  [para(1322(a,1),46(a,1,2)),rewrite([1224(7)])].
% 0.97/1.23  1421 sk_c2 = sk_c7.  [resolve(1415,b,1411,b),merge(b)].
% 0.97/1.23  1431 inverse(sk_c7) = sk_c7.  [back_rewrite(1377),rewrite([1421(7)]),merge(b)].
% 0.97/1.23  1439 multiply(sk_c7,sk_c7) = sk_c6.  [back_rewrite(1343),rewrite([1421(6),1431(7)]),merge(b)].
% 0.97/1.23  1442 $F.  [back_rewrite(1267),rewrite([1439(3),1431(5)]),xx(a),xx(b)].
% 0.97/1.23  
% 0.97/1.23  % SZS output end Refutation
% 0.97/1.23  ============================== end of proof ==========================
% 0.97/1.23  
% 0.97/1.23  ============================== STATISTICS ============================
% 0.97/1.23  
% 0.97/1.23  Given=155. Generated=4379. Kept=1441. proofs=1.
% 0.97/1.23  Usable=25. Sos=57. Demods=20. Limbo=11, Disabled=1376. Hints=0.
% 0.97/1.23  Megabytes=1.67.
% 0.97/1.23  User_CPU=0.27, System_CPU=0.00, Wall_clock=1.
% 0.97/1.23  
% 0.97/1.23  ============================== end of statistics =====================
% 0.97/1.23  
% 0.97/1.23  ============================== end of search =========================
% 0.97/1.23  
% 0.97/1.23  THEOREM PROVED
% 0.97/1.23  % SZS status Unsatisfiable
% 0.97/1.23  
% 0.97/1.23  Exiting with 1 proof.
% 0.97/1.23  
% 0.97/1.23  Process 7508 exit (max_proofs) Mon Jun 13 08:29:03 2022
% 0.97/1.23  Prover9 interrupted
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