TSTP Solution File: PUZ018_1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : PUZ018_1 : TPTP v8.1.0. Bugfixed v5.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n023.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 18:26:44 EDT 2022

% Result   : Theorem 0.20s 0.52s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   23
% Syntax   : Number of formulae    :   41 (  29 unt;   0 typ;   0 def)
%            Number of atoms       :  159 (   0 equ)
%            Maximal formula atoms :    7 (   3 avg)
%            Number of connectives :   61 (  26   ~;  35   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :   83 (  83 fml;   0 var)
%            Number of types       :    0 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :   18 (  17 usr;  13 prp; 0-2 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :   12 (   0 sgn  12   !;   0   ?;  12   :)

% Comments : 
%------------------------------------------------------------------------------
tff(1,axiom,
    ! [X: day] :
      ( ~ all_on(X)
      | on(a,X) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',all_on_a_on) ).

tff(2,axiom,
    ! [X: day] :
      ( ~ all_on(X)
      | on(b,X) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',all_on_b_on) ).

tff(3,axiom,
    ! [X: day] :
      ( ~ all_on(X)
      | on(c,X) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',all_on_c_on) ).

tff(6,axiom,
    consecutive(sunday,monday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',monday_follows_sunday) ).

tff(7,axiom,
    consecutive(monday,tuesday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',tuesday_follows_monday) ).

tff(8,axiom,
    consecutive(tuesday,wednesday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wednesday_follows_tuesday) ).

tff(9,axiom,
    consecutive(wednesday,thursday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thursday_follows_wednesday) ).

tff(10,axiom,
    consecutive(thursday,friday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',friday_follows_thursday) ).

tff(14,axiom,
    ~ same_person(a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_not_b) ).

tff(15,axiom,
    ~ same_person(a,c),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_not_c) ).

tff(19,axiom,
    ~ same_day(sunday,tuesday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sunday_not_tuesday) ).

tff(21,axiom,
    ~ same_day(sunday,thursday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sunday_not_thursday) ).

tff(30,axiom,
    ~ same_day(tuesday,thursday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',tuesday_not_thursday) ).

tff(39,hypothesis,
    ( all_on(sunday)
    | all_on(monday)
    | all_on(tuesday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(friday)
    | all_on(saturday) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',all_on_one_day) ).

tff(40,hypothesis,
    ! [X: day,Y: day,Z: day,U: day,V: person] :
      ( ~ consecutive(X,Y)
      | ~ consecutive(Y,Z)
      | ~ consecutive(Z,U)
      | ~ on(V,X)
      | ~ on(V,Y)
      | ~ on(V,Z) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_on_for_3_days) ).

tff(41,hypothesis,
    ! [X: person,Y: day,Z: day,U: person] :
      ( on(X,Y)
      | on(X,Z)
      | on(U,Y)
      | on(U,Z)
      | same_person(X,U)
      | same_day(Y,Z) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',no_two_off_twice_together) ).

tff(42,hypothesis,
    ~ on(a,sunday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_off_sunday) ).

tff(43,hypothesis,
    ~ on(a,tuesday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_off_tuesday) ).

tff(44,hypothesis,
    ~ on(a,thursday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_off_thursday) ).

tff(45,hypothesis,
    ~ on(b,thursday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_off_thursday) ).

tff(46,hypothesis,
    ~ on(b,saturday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_off_saturday) ).

tff(47,hypothesis,
    ~ on(c,sunday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c_off_sunday) ).

tff(48,negated_conjecture,
    ~ all_on(friday),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_all_on_friday) ).

tff(49,plain,
    ( all_on(sunday)
    | all_on(monday)
    | all_on(tuesday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(saturday) ),
    inference('REWRITE',[status(thm)],[39,48]) ).

tff(50,plain,
    ~ all_on(sunday),
    inference('UR-RESOLVE',[status(thm)],[1,42]) ).

tff(51,plain,
    ( all_on(monday)
    | all_on(tuesday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(saturday) ),
    inference('REWRITE',[status(thm)],[49,50]) ).

tff(52,plain,
    ~ all_on(tuesday),
    inference('UR-RESOLVE',[status(thm)],[1,43]) ).

tff(53,plain,
    ( all_on(monday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(saturday) ),
    inference('REWRITE',[status(thm)],[51,52]) ).

tff(54,plain,
    ~ all_on(thursday),
    inference('UR-RESOLVE',[status(thm)],[1,44]) ).

tff(55,plain,
    ( all_on(monday)
    | all_on(wednesday)
    | all_on(saturday) ),
    inference('REWRITE',[status(thm)],[53,54]) ).

tff(56,plain,
    ~ all_on(saturday),
    inference('UR-RESOLVE',[status(thm)],[2,46]) ).

tff(57,plain,
    ( all_on(monday)
    | all_on(wednesday) ),
    inference('REWRITE',[status(thm)],[55,56]) ).

tff(60,plain,
    ( all_on(monday)
    | on(c,wednesday) ),
    inference('HYPERRESOLVE',[status(thm)],[3,57]) ).

tff(61,plain,
    on(c,tuesday),
    inference('UR-RESOLVE',[status(thm)],[41,42,43,47,15,19]) ).

tff(62,plain,
    on(b,sunday),
    inference('UR-RESOLVE',[status(thm)],[41,42,44,45,14,21]) ).

tff(63,plain,
    on(c,thursday),
    inference('UR-RESOLVE',[status(thm)],[41,42,44,47,15,21]) ).

tff(65,plain,
    on(b,tuesday),
    inference('UR-RESOLVE',[status(thm)],[41,43,44,45,14,30]) ).

tff(72,plain,
    ~ on(c,wednesday),
    inference('UR-RESOLVE',[status(thm)],[40,63,8,9,10,61]) ).

tff(73,plain,
    all_on(monday),
    inference('REWRITE',[status(thm)],[60,72]) ).

tff(76,plain,
    on(b,monday),
    inference('HYPERRESOLVE',[status(thm)],[2,73]) ).

cnf(79,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[40,65,6,7,8,62]),76]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : PUZ018_1 : TPTP v8.1.0. Bugfixed v5.0.0.
% 0.10/0.13  % Command  : run-snark %s %d
% 0.12/0.34  % Computer : n023.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 : Sat May 28 20:10:28 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.20/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.46  * 
% 0.20/0.46  * 
% 0.20/0.47  #<PACKAGE "SNARK-USER">
% 0.20/0.47  * 
% 0.20/0.47  SNARK-TPTP-OPTIONS
% 0.20/0.47  * 
% 0.20/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.47   (USE-FACTORING :POS)
% 0.20/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.47  * 
% 0.20/0.47  "."
% 0.20/0.47  * 
% 0.20/0.47  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-05-28T20:10:28
% 0.20/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n023.cluster.edu at 2022-05-28T20:10:28
% 0.20/0.52  
% 0.20/0.52  
% 0.20/0.52  #||
% 0.20/0.52  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.52  % SZS output start Refutation
% See solution above
% 0.20/0.52  ||#
% 0.20/0.52  
% 0.20/0.52  ; Summary of computation:
% 0.20/0.52  ;       133 formulas have been input or derived (from 59 formulas).
% 0.20/0.52  ;        79 (59%) were retained.  Of these,
% 0.20/0.52  ;            9 (11%) were simplified or subsumed later,
% 0.20/0.52  ;           70 (89%) are still being kept.
% 0.20/0.52  ; 
% 0.20/0.52  ; Run time in seconds excluding printing time:
% 0.20/0.52  ;     0.007  15%   Read assertion file          (1 call)
% 0.20/0.52  ;     0.001   2%   Assert                       (48 calls)
% 0.20/0.52  ;     0.007  15%   Process new row              (107 calls)
% 0.20/0.52  ;     0.008  17%   Resolution                   (116 calls)
% 0.20/0.52  ;     0.000   0%   Paramodulation               (58 calls)
% 0.20/0.52  ;     0.000   0%   Factoring                    (2 calls)
% 0.20/0.52  ;     0.000   0%   Condensing                   (19 calls)
% 0.20/0.52  ;     0.000   0%   Forward subsumption          (19 calls)
% 0.20/0.52  ;     0.000   0%   Backward subsumption         (19 calls)
% 0.20/0.52  ;     0.000   0%   Forward simplification       (107 calls)
% 0.20/0.52  ;     0.001   2%   Backward simplification      (79 calls)
% 0.20/0.52  ;     0.000   0%   Ordering                     (81 calls)
% 0.20/0.52  ;     0.001   2%   Sortal reasoning             (34 calls)
% 0.20/0.52  ;     0.000   0%   Purity testing               (1 call)
% 0.20/0.52  ;     0.022  47%   Other
% 0.20/0.52  ;     0.047        Total
% 0.20/0.52  ;     0.052        Real time
% 0.20/0.52  ; 
% 0.20/0.52  ; Term-hash-array has 82 terms in all.
% 0.20/0.52  ; Feature-vector-row-index has 10 entries (14 at peak, 19 added, 9 deleted).
% 0.20/0.52  ; Feature-vector-row-index has 28 nodes (43 at peak, 78 added, 50 deleted).
% 0.20/0.52  ;  Retrieved 0 possibly forward subsuming rows in 19 calls.
% 0.20/0.52  ;  Retrieved 0 possibly backward subsumed rows in 19 calls.
% 0.20/0.52  ; Path-index has 90 entries (90 at peak, 113 added, 23 deleted).
% 0.20/0.52  ; Path-index has 79 nodes (79 at peak, 100 added, 21 deleted).
% 0.20/0.52  ; Trie-index has 90 entries (90 at peak, 113 added, 23 deleted).
% 0.20/0.52  ; Trie-index has 103 nodes (103 at peak, 126 added, 23 deleted).
% 0.20/0.52  ; Retrieved 64 generalization terms in 146 calls.
% 0.20/0.52  ; Retrieved 60 instance terms in 59 calls.
% 0.20/0.52  ; Retrieved 5,262 unifiable terms in 1,419 calls.
% 0.20/0.52  ; 
% 0.20/0.52  ; The agenda of rows to give has 12 entries:
% 0.20/0.52  ;     1 with value (4 5)           8 with value (4 6)            3 with value (4 21)
% 0.20/0.52  Evaluation took:
% 0.20/0.52    0.053 seconds of real time
% 0.20/0.52    0.043813 seconds of user run time
% 0.20/0.52    0.008612 seconds of system run time
% 0.20/0.52    0 calls to %EVAL
% 0.20/0.52    0 page faults and
% 0.20/0.52    4,467,016 bytes consed.
% 0.20/0.52  :PROOF-FOUND
% 0.20/0.52  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-05-28T20:10:28
% 0.20/0.52  :PROOF-FOUND
% 0.20/0.52  * 
%------------------------------------------------------------------------------