TSTP Solution File: PUZ004-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : PUZ004-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n018.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 : Mon Jul 18 18:26:21 EDT 2022

% Result   : Unsatisfiable 0.20s 0.50s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   20 (  11 unt;   1 nHn;  20 RR)
%            Number of literals    :   29 (   0 equ;  16 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    0 (   0 avg)
%            Number of predicates  :   11 (  10 usr;  11 prp; 0-0 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(dated_on_blue_paper,axiom,
    ( ~ dated
    | on_blue_paper ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dated_on_blue_paper) ).

cnf(black_ink_in_third_person,axiom,
    ( in_third_person
    | ~ in_black_ink ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',black_ink_in_third_person) ).

cnf(not_filed_if_read,axiom,
    ( ~ can_be_read
    | ~ filed ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_filed_if_read) ).

cnf(dated_if_on_one_sheet,axiom,
    ( ~ on_one_sheet
    | dated ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dated_if_on_one_sheet) ).

cnf(not_crossed_in_black_ink,axiom,
    ( crossed
    | in_black_ink ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_crossed_in_black_ink) ).

cnf(brown_starts_with_sir,axiom,
    ( ~ by_brown
    | begins_with_dear_sir ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',brown_starts_with_sir) ).

cnf(filed_if_on_blue_paper,axiom,
    ( ~ on_blue_paper
    | filed ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',filed_if_on_blue_paper) ).

cnf(on_one_sheet_if_crossed,axiom,
    ( on_one_sheet
    | ~ crossed ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',on_one_sheet_if_crossed) ).

cnf(no_dear_sirs_in_third_person,axiom,
    ( ~ begins_with_dear_sir
    | ~ in_third_person ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',no_dear_sirs_in_third_person) ).

cnf(letter_by_brown,hypothesis,
    by_brown,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',letter_by_brown) ).

cnf(prove_it_cannot_be_read,negated_conjecture,
    can_be_read,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_it_cannot_be_read) ).

cnf(13,plain,
    ~ filed,
    inference('REWRITE',[status(thm)],[not_filed_if_read,prove_it_cannot_be_read]) ).

cnf(14,plain,
    ~ on_blue_paper,
    inference('REWRITE',[status(thm)],[filed_if_on_blue_paper,13]) ).

cnf(15,plain,
    ~ dated,
    inference('REWRITE',[status(thm)],[dated_on_blue_paper,14]) ).

cnf(16,plain,
    ~ on_one_sheet,
    inference('REWRITE',[status(thm)],[dated_if_on_one_sheet,15]) ).

cnf(17,plain,
    ~ crossed,
    inference('REWRITE',[status(thm)],[on_one_sheet_if_crossed,16]) ).

cnf(18,plain,
    in_black_ink,
    inference('REWRITE',[status(thm)],[not_crossed_in_black_ink,17]) ).

cnf(19,plain,
    in_third_person,
    inference('REWRITE',[status(thm)],[black_ink_in_third_person,18]) ).

cnf(20,plain,
    ~ begins_with_dear_sir,
    inference('REWRITE',[status(thm)],[no_dear_sirs_in_third_person,19]) ).

cnf(21,plain,
    $false,
    inference('REWRITE',[status(thm)],[brown_starts_with_sir,20,letter_by_brown]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : PUZ004-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n018.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun May 29 02:14:10 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.47  * 
% 0.20/0.47  * 
% 0.20/0.48  #<PACKAGE "SNARK-USER">
% 0.20/0.48  * 
% 0.20/0.48  SNARK-TPTP-OPTIONS
% 0.20/0.48  * 
% 0.20/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.48   (USE-FACTORING :POS)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.48  * 
% 0.20/0.48  "."
% 0.20/0.48  * 
% 0.20/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-05-29T02:14:10
% 0.20/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n018.cluster.edu at 2022-05-29T02:14:10
% 0.20/0.50  
% 0.20/0.50  
% 0.20/0.50  #||
% 0.20/0.50  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.50  % SZS output start Refutation
% See solution above
% 0.20/0.51  ||#
% 0.20/0.51  
% 0.20/0.51  ; Summary of computation:
% 0.20/0.51  ;        21 formulas have been input or derived (from 1 formulas).
% 0.20/0.51  ;        21 (100%) were retained.  Of these,
% 0.20/0.51  ;           10 (48%) were simplified or subsumed later,
% 0.20/0.51  ;           11 (52%) are still being kept.
% 0.20/0.51  ; 
% 0.20/0.51  ; Run time in seconds excluding printing time:
% 0.20/0.51  ;     0.002   8%   Read assertion file          (1 call)
% 0.20/0.51  ;     0.000   0%   Assert                       (12 calls)
% 0.20/0.51  ;     0.001   4%   Process new row              (21 calls)
% 0.20/0.51  ;     0.000   0%   Condensing                   (10 calls)
% 0.20/0.51  ;     0.000   0%   Forward subsumption          (10 calls)
% 0.20/0.51  ;     0.000   0%   Backward subsumption         (10 calls)
% 0.20/0.51  ;     0.000   0%   Forward simplification       (21 calls)
% 0.20/0.51  ;     0.001   4%   Backward simplification      (21 calls)
% 0.20/0.51  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.20/0.51  ;     0.000   0%   Purity testing               (1 call)
% 0.20/0.51  ;     0.020  83%   Other
% 0.20/0.51  ;     0.024        Total
% 0.20/0.51  ;     0.027        Real time
% 0.20/0.51  ; 
% 0.20/0.51  ; Term-hash-array has 0 terms in all.
% 0.20/0.51  ; Feature-vector-row-index has 0 entries (10 at peak, 10 added, 10 deleted).
% 0.20/0.51  ; Feature-vector-row-index has 1 node (25 at peak, 25 added, 24 deleted).
% 0.20/0.51  ;  Retrieved 0 possibly forward subsuming rows in 10 calls.
% 0.20/0.51  ;  Retrieved 0 possibly backward subsumed rows in 10 calls.
% 0.20/0.51  ; Path-index has 10 entries (10 at peak, 11 added, 1 deleted).
% 0.20/0.51  ; Path-index has 11 nodes (11 at peak, 12 added, 1 deleted).
% 0.20/0.51  ; Trie-index has 10 entries (10 at peak, 11 added, 1 deleted).
% 0.20/0.51  ; Trie-index has 11 nodes (11 at peak, 12 added, 1 deleted).
% 0.20/0.51  ; Retrieved 10 instance terms in 10 calls.
% 0.20/0.51  ; 
% 0.20/0.51  ; The agenda of input rows to give has 10 entries:
% 0.20/0.51  ;    10 with value 1
% 0.20/0.51  Evaluation took:
% 0.20/0.51    0.027 seconds of real time
% 0.20/0.51    0.02209 seconds of user run time
% 0.20/0.51    0.005141 seconds of system run time
% 0.20/0.51    0 calls to %EVAL
% 0.20/0.51    0 page faults and
% 0.20/0.51    1,952,616 bytes consed.
% 0.20/0.51  :PROOF-FOUND
% 0.20/0.51  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-05-29T02:14:10
% 0.20/0.51  :PROOF-FOUND
% 0.20/0.51  * 
%------------------------------------------------------------------------------