TSTP Solution File: GRP001-5 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP001-5 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n011.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 11:35:08 EDT 2022

% Result   : Unsatisfiable 0.10s 0.34s
% Output   : Refutation 0.10s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   10 (   8 unt;   0 nHn;   7 RR)
%            Number of literals    :   16 (   0 equ;   8 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   4 con; 0-0 aty)
%            Number of variables   :   15 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(left_identity,axiom,
    product(identity,X,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_identity) ).

cnf(right_identity,axiom,
    product(X,identity,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',right_identity) ).

cnf(associativity1,axiom,
    ( ~ product(X,Y,Z)
    | ~ product(Y,U,V)
    | ~ product(Z,U,W)
    | product(X,V,W) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity1) ).

cnf(associativity2,axiom,
    ( ~ product(X,Y,Z)
    | ~ product(Y,U,V)
    | ~ product(X,V,W)
    | product(Z,U,W) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity2) ).

cnf(square_element,hypothesis,
    product(X,X,identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',square_element) ).

cnf(a_times_b_is_c,hypothesis,
    product(a,b,c),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_times_b_is_c) ).

cnf(prove_b_times_a_is_c,negated_conjecture,
    ~ product(b,a,c),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_b_times_a_is_c) ).

cnf(8,plain,
    product(a,c,b),
    inference('HYPERRESOLVE',[status(thm)],[associativity1,square_element,a_times_b_is_c,left_identity]) ).

cnf(10,plain,
    ~ product(b,c,a),
    inference('UR-RESOLVE',[status(thm)],[associativity1,square_element,left_identity,prove_b_times_a_is_c]) ).

cnf(14,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('HYPERRESOLVE',[status(thm)],[associativity2,8,square_element,right_identity]),10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.06  % Problem  : GRP001-5 : TPTP v8.1.0. Released v1.0.0.
% 0.00/0.07  % Command  : run-snark %s %d
% 0.06/0.25  % Computer : n011.cluster.edu
% 0.06/0.25  % Model    : x86_64 x86_64
% 0.06/0.25  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.06/0.25  % Memory   : 8042.1875MB
% 0.06/0.25  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.06/0.25  % CPULimit : 300
% 0.06/0.25  % WCLimit  : 600
% 0.06/0.25  % DateTime : Mon Jun 13 12:18:03 EDT 2022
% 0.06/0.25  % CPUTime  : 
% 0.10/0.32  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.32  * 
% 0.10/0.32  * 
% 0.10/0.33  #<PACKAGE "SNARK-USER">
% 0.10/0.33  * 
% 0.10/0.33  SNARK-TPTP-OPTIONS
% 0.10/0.33  * 
% 0.10/0.33  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.10/0.33   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.10/0.33   (USE-FACTORING :POS)
% 0.10/0.33   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.10/0.33   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.10/0.33   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.10/0.33   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.10/0.33   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.10/0.33   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.10/0.33   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.10/0.33   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.10/0.33   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.10/0.33   (DECLARE-TPTP-SYMBOLS2))
% 0.10/0.33  * 
% 0.10/0.33  "."
% 0.10/0.33  * 
% 0.10/0.33  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T12:18:03
% 0.10/0.33  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n011.cluster.edu at 2022-06-13T12:18:03
% 0.10/0.33  
% 0.10/0.33  ; Recognized possible left identity assertion (|product| |identity| ?X ?X).
% 0.10/0.33  ; Recognized possible right identity assertion (|product| ?X |identity| ?X).
% 0.10/0.33  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?Z ?U ?W)) (|product| ?X ?V ?W)).
% 0.10/0.34  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?X ?V ?W)) (|product| ?Z ?U ?W)).
% 0.10/0.34  
% 0.10/0.34  #||
% 0.10/0.34  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.34  % SZS output start Refutation
% See solution above
% 0.10/0.34  ||#
% 0.10/0.34  
% 0.10/0.34  ; Summary of computation:
% 0.10/0.34  ;       164 formulas have been input or derived (from 9 formulas).
% 0.10/0.34  ;        14 ( 9%) were retained.  Of these,
% 0.10/0.34  ;           14 (100%) are still being kept.
% 0.10/0.34  ; 
% 0.10/0.34  ; Run time in seconds excluding printing time:
% 0.10/0.34  ;     0.001   7%   Read assertion file          (1 call)
% 0.10/0.34  ;     0.000   0%   Assert                       (7 calls)
% 0.10/0.34  ;     0.000   0%   Process new row              (95 calls)
% 0.10/0.34  ;     0.003  20%   Resolution                   (16 calls)
% 0.10/0.34  ;     0.000   0%   Paramodulation               (8 calls)
% 0.10/0.34  ;     0.000   0%   Condensing                   (2 calls)
% 0.10/0.34  ;     0.000   0%   Forward subsumption          (2 calls)
% 0.10/0.34  ;     0.000   0%   Backward subsumption         (2 calls)
% 0.10/0.34  ;     0.000   0%   Clause clause subsumption    (2 calls)
% 0.10/0.34  ;     0.000   0%   Forward simplification       (95 calls)
% 0.10/0.34  ;     0.000   0%   Backward simplification      (14 calls)
% 0.10/0.34  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.10/0.34  ;     0.000   0%   Purity testing               (1 call)
% 0.10/0.34  ;     0.011  73%   Other
% 0.10/0.34  ;     0.015        Total
% 0.10/0.34  ;     0.016        Real time
% 0.10/0.34  ; 
% 0.10/0.34  ; Term-hash-array has 15 terms in all.
% 0.10/0.34  ; Feature-vector-row-index has 2 entries (2 at peak, 2 added, 0 deleted).
% 0.10/0.34  ; Feature-vector-row-index has 3 nodes (3 at peak, 3 added, 0 deleted).
% 0.10/0.34  ;  Retrieved 1 possibly forward subsuming row in 2 calls.
% 0.10/0.34  ;  Retrieved 1 possibly backward subsumed row in 2 calls.
% 0.10/0.34  ; Path-index has 19 entries (19 at peak, 19 added, 0 deleted).
% 0.10/0.34  ; Path-index has 24 nodes (24 at peak, 24 added, 0 deleted).
% 0.10/0.34  ; Trie-index has 19 entries (19 at peak, 19 added, 0 deleted).
% 0.10/0.34  ; Trie-index has 34 nodes (34 at peak, 34 added, 0 deleted).
% 0.10/0.34  ; Retrieved 82 generalization terms in 100 calls.
% 0.10/0.34  ; Retrieved 11 instance terms in 11 calls.
% 0.10/0.34  ; Retrieved 1,628 unifiable terms in 378 calls.
% 0.10/0.34  ; 
% 0.10/0.34  ; The agenda of rows to process has 21 entries:
% 0.10/0.34  ;    21 with value 7
% 0.10/0.34  ; The agenda of rows to give has 5 entries:
% 0.10/0.34  ;     5 with value (4 6)
% 0.10/0.34  Evaluation took:
% 0.10/0.34    0.016 seconds of real time
% 0.10/0.34    0.009919 seconds of user run time
% 0.10/0.34    0.006324 seconds of system run time
% 0.10/0.34    0 calls to %EVAL
% 0.10/0.34    0 page faults and
% 0.10/0.34    1,956,560 bytes consed.
% 0.10/0.34  :PROOF-FOUND
% 0.10/0.34  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T12:18:03
% 0.10/0.34  :PROOF-FOUND
% 0.10/0.34  * 
%------------------------------------------------------------------------------