TSTP Solution File: GRP005-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP005-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n020.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 11:35:11 EDT 2022

% Result   : Unsatisfiable 0.22s 0.52s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    1
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    5 (   4 unt;   0 nHn;   4 RR)
%            Number of literals    :    8 (   0 equ;   4 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    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :    4 (   0 sgn)

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

cnf(element_of_set,axiom,
    an_element(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_of_set) ).

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

cnf(prove_identity_is_an_element,negated_conjecture,
    ~ an_element(identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_identity_is_an_element) ).

cnf(10,plain,
    $false,
    inference('UR-RESOLVE',[status(thm)],[condition,element_of_set,element_of_set,right_inverse,prove_identity_is_an_element]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GRP005-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.14  % Command  : run-snark %s %d
% 0.13/0.35  % Computer : n020.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 11:47:05 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.22/0.48  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.22/0.49  * 
% 0.22/0.49  * 
% 0.22/0.49  #<PACKAGE "SNARK-USER">
% 0.22/0.49  * 
% 0.22/0.49  SNARK-TPTP-OPTIONS
% 0.22/0.49  * 
% 0.22/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.22/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.22/0.49   (USE-FACTORING :POS)
% 0.22/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.22/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.22/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.22/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.22/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.22/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.22/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.22/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.22/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.22/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.22/0.49  * 
% 0.22/0.49  "."
% 0.22/0.49  * 
% 0.22/0.49  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T11:47:05
% 0.22/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n020.cluster.edu at 2022-06-13T11:47:05
% 0.22/0.51  
% 0.22/0.51  ; Recognized possible left identity assertion (|product| |identity| ?X ?X).
% 0.22/0.51  ; Recognized possible right identity assertion (|product| ?X |identity| ?X).
% 0.22/0.51  ; Recognized possible right inverse assertion (|product| ?X (|inverse| ?X) |identity|).
% 0.22/0.51  ; Recognized possible left inverse assertion (|product| (|inverse| ?X) ?X |identity|).
% 0.22/0.51  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?Z ?U ?W)) (|product| ?X ?V ?W)).
% 0.22/0.52  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?X ?V ?W)) (|product| ?Z ?U ?W)).
% 0.22/0.52  
% 0.22/0.52  #||
% 0.22/0.52  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.22/0.52  % SZS output start Refutation
% See solution above
% 0.22/0.52  ||#
% 0.22/0.52  
% 0.22/0.52  ; Summary of computation:
% 0.22/0.52  ;        17 formulas have been input or derived (from 8 formulas).
% 0.22/0.52  ;        10 (59%) were retained.  Of these,
% 0.22/0.52  ;           10 (100%) are still being kept.
% 0.22/0.52  ; 
% 0.22/0.52  ; Run time in seconds excluding printing time:
% 0.22/0.52  ;     0.002   8%   Read assertion file          (1 call)
% 0.22/0.52  ;     0.000   0%   Assert                       (9 calls)
% 0.22/0.52  ;     0.001   4%   Process new row              (10 calls)
% 0.22/0.52  ;     0.000   0%   Resolution                   (14 calls)
% 0.22/0.52  ;     0.000   0%   Paramodulation               (7 calls)
% 0.22/0.52  ;     0.000   0%   Condensing                   (3 calls)
% 0.22/0.52  ;     0.000   0%   Forward subsumption          (3 calls)
% 0.22/0.52  ;     0.000   0%   Backward subsumption         (3 calls)
% 0.22/0.52  ;     0.001   4%   Clause clause subsumption    (2 calls)
% 0.22/0.52  ;     0.000   0%   Forward simplification       (10 calls)
% 0.22/0.52  ;     0.000   0%   Backward simplification      (10 calls)
% 0.22/0.52  ;     0.001   4%   Sortal reasoning             (32 calls)
% 0.22/0.52  ;     0.000   0%   Purity testing               (1 call)
% 0.22/0.52  ;     0.021  81%   Other
% 0.22/0.52  ;     0.026        Total
% 0.22/0.52  ;     0.028        Real time
% 0.22/0.52  ; 
% 0.22/0.52  ; Term-hash-array has 16 terms in all.
% 0.22/0.52  ; Feature-vector-row-index has 3 entries (3 at peak, 3 added, 0 deleted).
% 0.22/0.52  ; Feature-vector-row-index has 7 nodes (7 at peak, 7 added, 0 deleted).
% 0.22/0.52  ;  Retrieved 1 possibly forward subsuming row in 3 calls.
% 0.22/0.52  ;  Retrieved 1 possibly backward subsumed row in 3 calls.
% 0.22/0.52  ; Path-index has 18 entries (18 at peak, 18 added, 0 deleted).
% 0.22/0.52  ; Path-index has 23 nodes (23 at peak, 23 added, 0 deleted).
% 0.22/0.52  ; Trie-index has 18 entries (18 at peak, 18 added, 0 deleted).
% 0.22/0.52  ; Trie-index has 26 nodes (26 at peak, 26 added, 0 deleted).
% 0.22/0.52  ; Retrieved 0 generalization terms in 16 calls.
% 0.22/0.52  ; Retrieved 6 instance terms in 6 calls.
% 0.22/0.52  ; Retrieved 117 unifiable terms in 45 calls.
% 0.22/0.52  ; 
% 0.22/0.52  ; The agenda of rows to process has 6 entries:
% 0.22/0.52  ;     4 with value 4               2 with value 8
% 0.22/0.52  ; The agenda of input rows to give has 2 entries:
% 0.22/0.52  ;     2 with value 20
% 0.22/0.52  Evaluation took:
% 0.22/0.52    0.028 seconds of real time
% 0.22/0.52    0.021175 seconds of user run time
% 0.22/0.52    0.007232 seconds of system run time
% 0.22/0.52    0 calls to %EVAL
% 0.22/0.52    0 page faults and
% 0.22/0.52    1,449,056 bytes consed.
% 0.22/0.52  :PROOF-FOUND
% 0.22/0.52  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T11:47:05
% 0.22/0.52  :PROOF-FOUND
% 0.22/0.52  * 
%------------------------------------------------------------------------------