TSTP Solution File: ALG210+2 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : ALG210+2 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n026.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 14 18:00:11 EDT 2022

% Result   : Theorem 0.19s 0.50s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   25 (  22 unt;   0 nHn;  15 RR)
%            Number of literals    :   29 (  22 equ;   7 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   25 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    times(times(X,Y),Z) = times(Y,times(Z,X)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_1) ).

cnf(2,axiom,
    ( ~ element(X)
    | times(X,'SKOLEMAAAV1'(X)) = X ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_2) ).

cnf(3,axiom,
    ( ~ element(X)
    | times(X,X) = 'SKOLEMAAAV1'(X) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_2) ).

cnf(4,axiom,
    ( element(X)
    | times(X,Y) != X
    | times(X,X) != Y ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_2) ).

cnf(5,negated_conjecture,
    element('SKOLEMAAAV2'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',conjecture_1) ).

cnf(6,negated_conjecture,
    element('SKOLEMAAAV3'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',conjecture_1) ).

cnf(7,negated_conjecture,
    'SKOLEMAAAV4' = times('SKOLEMAAAV2','SKOLEMAAAV3'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',conjecture_1) ).

cnf(8,negated_conjecture,
    ~ element('SKOLEMAAAV4'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',conjecture_1) ).

cnf(9,plain,
    times('SKOLEMAAAV3','SKOLEMAAAV3') = 'SKOLEMAAAV1'('SKOLEMAAAV3'),
    inference('HYPERRESOLVE',[status(thm)],[3,6]) ).

cnf(10,plain,
    times('SKOLEMAAAV2','SKOLEMAAAV2') = 'SKOLEMAAAV1'('SKOLEMAAAV2'),
    inference('HYPERRESOLVE',[status(thm)],[3,5]) ).

cnf(11,plain,
    times('SKOLEMAAAV3',times('SKOLEMAAAV3','SKOLEMAAAV3')) = 'SKOLEMAAAV3',
    inference('REWRITE',[status(thm)],[inference('HYPERRESOLVE',[status(thm)],[2,6]),9,theory(equality)]) ).

cnf(12,plain,
    times('SKOLEMAAAV2',times('SKOLEMAAAV2','SKOLEMAAAV2')) = 'SKOLEMAAAV2',
    inference('REWRITE',[status(thm)],[inference('HYPERRESOLVE',[status(thm)],[2,5]),10,theory(equality)]) ).

cnf(13,plain,
    times('SKOLEMAAAV4',X) = times('SKOLEMAAAV3',times(X,'SKOLEMAAAV2')),
    inference('PARAMODULATE',[status(thm)],[1,7,theory(equality)]) ).

cnf(14,plain,
    times(times('SKOLEMAAAV3',X),'SKOLEMAAAV2') = times(X,'SKOLEMAAAV4'),
    inference('PARAMODULATE',[status(thm)],[1,7,theory(equality)]) ).

cnf(16,plain,
    times(times(X,Y),times(Z,U)) = times(Y,times(U,times(X,Z))),
    inference('PARAMODULATE',[status(thm)],[1,1,theory(equality)]) ).

cnf(18,plain,
    times(times(times(X,Y),Z),U) = times(times(Z,X),times(U,Y)),
    inference('PARAMODULATE',[status(thm)],[1,1,theory(equality)]) ).

cnf(21,plain,
    times('SKOLEMAAAV4',times('SKOLEMAAAV4','SKOLEMAAAV4')) != 'SKOLEMAAAV4',
    inference('UR-RESOLVE',[status(thm)],[4,8,theory(equality)]) ).

cnf(24,plain,
    times(times('SKOLEMAAAV3','SKOLEMAAAV3'),'SKOLEMAAAV3') = 'SKOLEMAAAV3',
    inference('PARAMODULATE',[status(thm)],[1,11,theory(equality)]) ).

cnf(29,plain,
    times(times(X,'SKOLEMAAAV2'),times('SKOLEMAAAV2','SKOLEMAAAV2')) = times(X,'SKOLEMAAAV2'),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[1,12,theory(equality)]),18,theory(equality)]) ).

cnf(31,plain,
    times(times('SKOLEMAAAV3',X),times('SKOLEMAAAV3','SKOLEMAAAV3')) = times(X,'SKOLEMAAAV3'),
    inference('PARAMODULATE',[status(thm)],[1,24,theory(equality)]) ).

cnf(38,plain,
    times(times('SKOLEMAAAV4',X),Y) = times(times(X,'SKOLEMAAAV2'),times(Y,'SKOLEMAAAV3')),
    inference('PARAMODULATE',[status(thm)],[1,13,theory(equality)]) ).

cnf(43,plain,
    times(times('SKOLEMAAAV2',X),times('SKOLEMAAAV3',Y)) = times(X,times(Y,'SKOLEMAAAV4')),
    inference('PARAMODULATE',[status(thm)],[1,14,theory(equality)]) ).

cnf(44,plain,
    times(times('SKOLEMAAAV2','SKOLEMAAAV4'),times('SKOLEMAAAV3','SKOLEMAAAV4')) != 'SKOLEMAAAV4',
    inference('REWRITE',[status(thm)],[21,43,theory(equality)]) ).

cnf(45,plain,
    times(times(X,'SKOLEMAAAV4'),Y) = times(times('SKOLEMAAAV3','SKOLEMAAAV2'),times(X,Y)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[1,14,theory(equality)]),16,theory(equality)]) ).

cnf(47,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[44,1,theory(equality)]),7,31,29,45,38,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : ALG210+2 : TPTP v8.1.0. Released v3.1.0.
% 0.11/0.13  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n026.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
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Wed Jun  8 22:43:17 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.19/0.44  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.45  * 
% 0.19/0.45  * 
% 0.19/0.46  #<PACKAGE "SNARK-USER">
% 0.19/0.46  * 
% 0.19/0.46  SNARK-TPTP-OPTIONS
% 0.19/0.46  * 
% 0.19/0.46  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.46   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.46   (USE-FACTORING :POS)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.46   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.46   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.46   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.46   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.46   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.46   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.46   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.46   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.46  * 
% 0.19/0.46  "."
% 0.19/0.46  * 
% 0.19/0.46  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-08T22:43:17
% 0.19/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n026.cluster.edu at 2022-06-08T22:43:17
% 0.19/0.50  
% 0.19/0.50  
% 0.19/0.50  #||
% 0.19/0.50  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.50  % SZS output start Refutation
% See solution above
% 0.19/0.50  ||#
% 0.19/0.50  
% 0.19/0.50  ; Summary of computation:
% 0.19/0.50  ;        85 formulas have been input or derived (from 21 formulas).
% 0.19/0.50  ;        47 (55%) were retained.  Of these,
% 0.19/0.50  ;            3 ( 6%) were simplified or subsumed later,
% 0.19/0.50  ;           44 (94%) are still being kept.
% 0.19/0.50  ; 
% 0.19/0.50  ; Run time in seconds excluding printing time:
% 0.19/0.50  ;     0.001   2%   Read assertion file          (1 call)
% 0.19/0.50  ;     0.000   0%   Assert                       (3 calls)
% 0.19/0.50  ;     0.007  18%   Process new row              (82 calls)
% 0.19/0.50  ;     0.000   0%   Resolution                   (40 calls)
% 0.19/0.50  ;     0.001   2%   Paramodulation               (20 calls)
% 0.19/0.50  ;     0.000   0%   Condensing                   (10 calls)
% 0.19/0.50  ;     0.000   0%   Forward subsumption          (10 calls)
% 0.19/0.50  ;     0.000   0%   Backward subsumption         (8 calls)
% 0.19/0.50  ;     0.001   2%   Clause clause subsumption    (11 calls)
% 0.19/0.50  ;     0.003   8%   Forward simplification       (82 calls)
% 0.19/0.50  ;     0.001   2%   Backward simplification      (47 calls)
% 0.19/0.50  ;     0.004  10%   Ordering                     (339 calls)
% 0.19/0.50  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.19/0.50  ;     0.000   0%   Purity testing               (1 call)
% 0.19/0.50  ;     0.022  55%   Other
% 0.19/0.50  ;     0.040        Total
% 0.19/0.50  ;     0.044        Real time
% 0.19/0.50  ; 
% 0.19/0.50  ; Term-hash-array has 137 terms in all.
% 0.19/0.50  ; Feature-vector-row-index has 8 entries (8 at peak, 8 added, 0 deleted).
% 0.19/0.50  ; Feature-vector-row-index has 51 nodes (51 at peak, 51 added, 0 deleted).
% 0.19/0.50  ;  Retrieved 11 possibly forward subsuming rows in 10 calls.
% 0.19/0.50  ;  Retrieved 0 possibly backward subsumed rows in 8 calls.
% 0.19/0.50  ; Path-index has 133 entries (133 at peak, 140 added, 7 deleted).
% 0.19/0.50  ; Path-index has 141 nodes (141 at peak, 143 added, 2 deleted).
% 0.19/0.50  ; Trie-index has 133 entries (133 at peak, 140 added, 7 deleted).
% 0.19/0.50  ; Trie-index has 373 nodes (373 at peak, 393 added, 20 deleted).
% 0.19/0.50  ; Retrieved 208 generalization terms in 345 calls.
% 0.19/0.50  ; Retrieved 68 instance terms in 58 calls.
% 0.19/0.50  ; Retrieved 411 unifiable terms in 136 calls.
% 0.19/0.50  ; 
% 0.19/0.50  ; The agenda of rows to process has 1 entry:
% 0.19/0.50  ;     1 with value 15
% 0.19/0.50  ; The agenda of rows to give has 25 entries:
% 0.19/0.50  ;     2 with value (4 14)          4 with value (4 17)           1 with value (4 23)
% 0.19/0.50  ;     1 with value (4 15)          4 with value (4 18)           1 with value (4 29)
% 0.19/0.50  ;     6 with value (4 16)          5 with value (4 20)           1 with value (4 31)
% 0.19/0.50  Evaluation took:
% 0.19/0.50    0.045 seconds of real time
% 0.19/0.50    0.032286 seconds of user run time
% 0.19/0.50    0.012139 seconds of system run time
% 0.19/0.50    0 calls to %EVAL
% 0.19/0.50    0 page faults and
% 0.19/0.50    3,750,416 bytes consed.
% 0.19/0.50  :PROOF-FOUND
% 0.19/0.50  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-08T22:43:17
% 0.19/0.50  :PROOF-FOUND
% 0.19/0.50  * 
%------------------------------------------------------------------------------