TSTP Solution File: GRP033-3 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP033-3 : TPTP v8.1.0. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n015.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 11:35:22 EDT 2022

% Result   : Unsatisfiable 0.19s 0.51s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    6
% Syntax   : Number of clauses     :    8 (   6 unt;   0 nHn;   5 RR)
%            Number of literals    :   13 (   0 equ;   6 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-1 aty)
%            Number of variables   :    7 (   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(right_inverse,axiom,
    product(X,inverse(X),identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',right_inverse) ).

cnf(closure_of_product_and_inverse,axiom,
    ( ~ subgroup_member(X)
    | ~ subgroup_member(Y)
    | ~ product(X,inverse(Y),Z)
    | subgroup_member(Z) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closure_of_product_and_inverse) ).

cnf(a_is_in_subgroup,hypothesis,
    subgroup_member(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_is_in_subgroup) ).

cnf(prove_subgr2,negated_conjecture,
    ( ~ product(j(X),X,j(X))
    | ~ product(X,j(X),j(X))
    | ~ subgroup_member(X) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_subgr2) ).

cnf(28,plain,
    subgroup_member(identity),
    inference('HYPERRESOLVE',[status(thm)],[closure_of_product_and_inverse,a_is_in_subgroup,a_is_in_subgroup,right_inverse]) ).

cnf(30,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[prove_subgr2,right_identity,left_identity]),28]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP033-3 : TPTP v8.1.0. Bugfixed v4.0.0.
% 0.03/0.13  % Command  : run-snark %s %d
% 0.12/0.34  % Computer : n015.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % 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 : Mon Jun 13 06:43:22 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.47  #<PACKAGE "SNARK-USER">
% 0.19/0.47  * 
% 0.19/0.47  SNARK-TPTP-OPTIONS
% 0.19/0.47  * 
% 0.19/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47   (USE-FACTORING :POS)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47  * 
% 0.19/0.47  "."
% 0.19/0.47  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T06:43:23
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n015.cluster.edu at 2022-06-13T06:43:23
% 0.19/0.49  
% 0.19/0.49  ; Recognized commutativity assertion (OR (NOT (|equalish| ?X ?Y)) (|equalish| ?Y ?X)).
% 0.19/0.49  ; Recognized possible left identity assertion (|product| |identity| ?X ?X).
% 0.19/0.49  ; Recognized possible right identity assertion (|product| ?X |identity| ?X).
% 0.19/0.49  ; Recognized possible left inverse assertion (|product| (|inverse| ?X) ?X |identity|).
% 0.19/0.49  ; Recognized possible right inverse assertion (|product| ?X (|inverse| ?X) |identity|).
% 0.19/0.49  ; Recognized relation function assertion (|product| ?X ?Y (|multiply| ?X ?Y)).
% 0.19/0.49  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?Z ?U ?W)) (|product| ?X ?V ?W)).
% 0.19/0.49  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?X ?V ?W)) (|product| ?Z ?U ?W)).
% 0.19/0.51  ; Declaring equalish to be commutative.
% 0.19/0.51  
% 0.19/0.51  #||
% 0.19/0.51  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.51  % SZS output start Refutation
% See solution above
% 0.19/0.51  ||#
% 0.19/0.51  
% 0.19/0.51  ; Summary of computation:
% 0.19/0.51  ;       107 formulas have been input or derived (from 20 formulas).
% 0.19/0.51  ;        30 (28%) were retained.  Of these,
% 0.19/0.51  ;           30 (100%) are still being kept.
% 0.19/0.51  ; 
% 0.19/0.51  ; Run time in seconds:
% 0.19/0.51  ;     0.004  11%   Read assertion file          (1 call)
% 0.19/0.51  ;     0.001   3%   Assert                       (22 calls)
% 0.19/0.51  ;     0.003   8%   Process new row              (86 calls)
% 0.19/0.51  ;     0.003   8%   Resolution                   (38 calls)
% 0.19/0.51  ;     0.000   0%   Paramodulation               (19 calls)
% 0.19/0.51  ;     0.000   0%   Condensing                   (14 calls)
% 0.19/0.51  ;     0.000   0%   Forward subsumption          (14 calls)
% 0.19/0.51  ;     0.001   3%   Backward subsumption         (14 calls)
% 0.19/0.51  ;     0.000   0%   Clause clause subsumption    (10 calls)
% 0.19/0.51  ;     0.000   0%   Forward simplification       (86 calls)
% 0.19/0.51  ;     0.001   3%   Backward simplification      (30 calls)
% 0.19/0.51  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.19/0.51  ;     0.000   0%   Purity testing               (1 call)
% 0.19/0.51  ;     0.023  64%   Other
% 0.19/0.51  ;     0.036        Total
% 0.19/0.51  ;     0.037        Real time
% 0.19/0.51  ; 
% 0.19/0.51  ; Term-hash-array has 56 terms in all.
% 0.19/0.51  ; Feature-vector-row-index has 14 entries (14 at peak, 14 added, 0 deleted).
% 0.19/0.51  ; Feature-vector-row-index has 25 nodes (25 at peak, 25 added, 0 deleted).
% 0.19/0.51  ;  Retrieved 5 possibly forward subsuming rows in 14 calls.
% 0.19/0.51  ;  Retrieved 5 possibly backward subsumed rows in 14 calls.
% 0.19/0.51  ; Path-index has 58 entries (58 at peak, 58 added, 0 deleted).
% 0.19/0.51  ; Path-index has 78 nodes (78 at peak, 78 added, 0 deleted).
% 0.19/0.51  ; Trie-index has 58 entries (58 at peak, 58 added, 0 deleted).
% 0.19/0.51  ; Trie-index has 92 nodes (92 at peak, 92 added, 0 deleted).
% 0.19/0.51  ; Retrieved 83 generalization terms in 98 calls.
% 0.19/0.51  ; Retrieved 15 instance terms in 15 calls.
% 0.19/0.51  ; Retrieved 1,035 unifiable terms in 186 calls.
% 0.19/0.51  ; 
% 0.19/0.51  ; The agenda of input rows to give has 2 entries:
% 0.19/0.51  ;     2 with value 20
% 0.19/0.51  ; The agenda of rows to give has 8 entries:
% 0.19/0.51  ;     1 with value (4 4)           1 with value (4 7)            1 with value (4 9)
% 0.19/0.51  ;     1 with value (4 6)           2 with value (4 8)            2 with value (4 10)
% 0.19/0.51  Evaluation took:
% 0.19/0.51    0.037 seconds of real time
% 0.19/0.51    0.030093 seconds of user run time
% 0.19/0.51    0.00699 seconds of system run time
% 0.19/0.51    0 calls to %EVAL
% 0.19/0.51    0 page faults and
% 0.19/0.51    2,017,752 bytes consed.
% 0.19/0.51  :PROOF-FOUND
% 0.19/0.51  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T06:43:23
% 0.19/0.51  :PROOF-FOUND
% 0.19/0.51  * 
%------------------------------------------------------------------------------