TSTP Solution File: GRP013-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP013-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% 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 11:35:15 EDT 2022

% Result   : Unsatisfiable 0.37s 0.53s
% Output   : Refutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   10 (   8 unt;   0 nHn;   8 RR)
%            Number of literals    :   14 (   0 equ;   6 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-1 aty)
%            Number of variables   :   11 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(right_identity,axiom,
    product(X,identity,X),
    file('/export/starexec/sandbox/benchmark/Axioms/GRP003-0.ax',right_identity) ).

cnf(associativity2,axiom,
    ( ~ product(X,Y,Z)
    | ~ product(Y,U,V)
    | ~ product(X,V,W)
    | product(Z,U,W) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GRP003-0.ax',associativity2) ).

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

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

cnf(inverse_a_times_inverse_b_is_d,hypothesis,
    product(inverse(a),inverse(b),d),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse_a_times_inverse_b_is_d) ).

cnf(inverses_have_property,hypothesis,
    ( ~ product(inverse(X),inverse(Y),Z)
    | product(X,Z,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverses_have_property) ).

cnf(prove_c_times_d_is_identity,negated_conjecture,
    ~ product(c,d,identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_c_times_d_is_identity) ).

cnf(14,plain,
    product(a,d,b),
    inference('HYPERRESOLVE',[status(thm)],[inverses_have_property,inverse_a_times_inverse_b_is_d]) ).

cnf(71,plain,
    ~ product(b,d,a),
    inference('UR-RESOLVE',[status(thm)],[associativity2,a_times_b_is_c,squareness,prove_c_times_d_is_identity]) ).

cnf(110,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('HYPERRESOLVE',[status(thm)],[associativity2,14,squareness,right_identity]),71]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : GRP013-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : run-snark %s %d
% 0.13/0.33  % Computer : n027.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 13 11:31:47 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 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/sandbox/benchmark/theBenchmark.p 2022-06-13T11:31:47
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n027.cluster.edu at 2022-06-13T11:31:47
% 0.19/0.48  
% 0.19/0.48  ; Recognized possible left identity assertion (|product| |identity| ?X ?X).
% 0.19/0.48  ; Recognized possible right identity assertion (|product| ?X |identity| ?X).
% 0.19/0.48  ; Recognized possible left inverse assertion (|product| (|inverse| ?X) ?X |identity|).
% 0.19/0.48  ; Recognized possible right inverse assertion (|product| ?X (|inverse| ?X) |identity|).
% 0.19/0.48  ; Recognized relation function assertion (|product| ?X ?Y (|multiply| ?X ?Y)).
% 0.19/0.48  ; Recognized relation functionality assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?X ?Y ?U)) (= ?Z ?U)).
% 0.19/0.48  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?Z ?U ?W)) (|product| ?X ?V ?W)).
% 0.37/0.53  ; Recognized possible associativity assertion (OR (NOT (|product| ?X ?Y ?Z)) (NOT (|product| ?Y ?U ?V)) (NOT (|product| ?X ?V ?W)) (|product| ?Z ?U ?W)).
% 0.37/0.53  
% 0.37/0.53  #||
% 0.37/0.53  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.37/0.53  % SZS output start Refutation
% See solution above
% 0.37/0.53  ||#
% 0.37/0.53  
% 0.37/0.53  ; Summary of computation:
% 0.37/0.53  ;       952 formulas have been input or derived (from 15 formulas).
% 0.37/0.53  ;       110 (12%) were retained.  Of these,
% 0.37/0.53  ;            1 ( 1%) were simplified or subsumed later,
% 0.37/0.53  ;          109 (99%) are still being kept.
% 0.37/0.53  ; 
% 0.37/0.53  ; Run time in seconds excluding printing time:
% 0.37/0.53  ;     0.003   4%   Read assertion file          (1 call)
% 0.37/0.53  ;     0.001   1%   Assert                       (13 calls)
% 0.37/0.53  ;     0.009  13%   Process new row              (699 calls)
% 0.37/0.53  ;     0.017  25%   Resolution                   (28 calls)
% 0.37/0.53  ;     0.000   0%   Paramodulation               (14 calls)
% 0.37/0.53  ;     0.000   0%   Condensing                   (4 calls)
% 0.37/0.53  ;     0.000   0%   Forward subsumption          (4 calls)
% 0.37/0.53  ;     0.000   0%   Backward subsumption         (4 calls)
% 0.37/0.53  ;     0.000   0%   Clause clause subsumption    (2 calls)
% 0.37/0.53  ;     0.009  13%   Forward simplification       (699 calls)
% 0.37/0.53  ;     0.002   3%   Backward simplification      (110 calls)
% 0.37/0.53  ;     0.000   0%   Ordering                     (9 calls)
% 0.37/0.53  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.37/0.53  ;     0.000   0%   Purity testing               (1 call)
% 0.37/0.53  ;     0.027  40%   Other
% 0.37/0.53  ;     0.068        Total
% 0.37/0.53  ;     0.070        Real time
% 0.37/0.53  ; 
% 0.37/0.53  ; Term-hash-array has 185 terms in all.
% 0.37/0.53  ; Feature-vector-row-index has 4 entries (4 at peak, 4 added, 0 deleted).
% 0.37/0.53  ; Feature-vector-row-index has 8 nodes (8 at peak, 8 added, 0 deleted).
% 0.37/0.53  ;  Retrieved 1 possibly forward subsuming row in 4 calls.
% 0.37/0.53  ;  Retrieved 1 possibly backward subsumed row in 4 calls.
% 0.37/0.53  ; Path-index has 189 entries (189 at peak, 191 added, 2 deleted).
% 0.37/0.53  ; Path-index has 252 nodes (252 at peak, 255 added, 3 deleted).
% 0.37/0.53  ; Trie-index has 189 entries (189 at peak, 191 added, 2 deleted).
% 0.37/0.53  ; Trie-index has 492 nodes (492 at peak, 497 added, 5 deleted).
% 0.37/0.53  ; Retrieved 1,661 generalization terms in 1,524 calls.
% 0.37/0.53  ; Retrieved 121 instance terms in 105 calls.
% 0.37/0.53  ; Retrieved 10,427 unifiable terms in 1,274 calls.
% 0.37/0.53  ; 
% 0.37/0.53  ; The agenda of rows to process has 85 entries:
% 0.37/0.54  ;    20 with value 7              34 with value 10              12 with value 12
% 0.37/0.54  ;     9 with value 9               4 with value 11               6 with value 13
% 0.37/0.54  ; The agenda of rows to give has 94 entries:
% 0.37/0.54  ;     7 with value (4 6)          10 with value (4 10)           4 with value (4 13)
% 0.37/0.54  ;     1 with value (4 7)          14 with value (4 11)          10 with value (4 14)
% 0.37/0.54  ;    20 with value (4 8)          12 with value (4 12)           2 with value (4 15)
% 0.37/0.54  ;    14 with value (4 9)
% 0.37/0.54  Evaluation took:
% 0.37/0.54    0.07 seconds of real time
% 0.37/0.54    0.064323 seconds of user run time
% 0.37/0.54    0.005948 seconds of system run time
% 0.37/0.54    0 calls to %EVAL
% 0.37/0.54    0 page faults and
% 0.37/0.54    3,529,896 bytes consed.
% 0.37/0.54  :PROOF-FOUND
% 0.37/0.54  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-13T11:31:47
% 0.37/0.54  :PROOF-FOUND
% 0.37/0.54  * 
%------------------------------------------------------------------------------