TSTP Solution File: DAT094_1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : DAT094_1 : TPTP v8.1.0. Released v6.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n017.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 01:27:36 EDT 2022

% Result   : Theorem 1.20s 1.43s
% Output   : Refutation 1.20s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named 'CODE-FOR-$$$LESS')

% Comments : 
%------------------------------------------------------------------------------
tff(2,axiom,
    ! [X: $int,Y: list] : ( tail(cons(X,Y)) = Y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2) ).

tff(3,axiom,
    ! [X: list] :
      ( ( X = nil )
      | ( X = cons(head(X),tail(X)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l3) ).

tff(4,axiom,
    ! [X: $int,Y: list] : ( cons(X,Y) != nil ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l4) ).

tff('SOLVE-$$GREATER-BY-$$$LESS',axiom,
    ! [X: 'NUMBER',Y: 'NUMBER'] :
      ( $greater(X,Y)
      | ~ '$$$LESS'(Y,X) ) ).

tff(29,axiom,
    length(nil) = 0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l) ).

tff(30,axiom,
    ! [X: $int,Y: list] : ( length(cons(X,Y)) = $sum(1,length(Y)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l_1) ).

tff(35,axiom,
    ! [X: list] : ( append(nil,X) = X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l_6) ).

tff(36,axiom,
    ! [X: $int,Y: list,Z: list] : ( append(cons(X,Y),Z) = cons(X,append(Y,Z)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l_7) ).

tff(39,negated_conjecture,
    ! [X: list,Y: list] :
      ( ~ $greater(length(X),1)
      | ~ $greater(length(Y),1)
      | $greater(length(append(X,Y)),4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',c) ).

tff(42,plain,
    ! [X: list] :
      ( ( X = nil )
      | ( length(X) = $sum(1,length(tail(X))) ) ),
    inference('PARAMODULATE',[status(thm)],[30,3,theory(equality)]) ).

tff(43,plain,
    ! [X: $int,Y: list,Z: list] : ( append(cons(X,Y),Z) != nil ),
    inference('PARAMODULATE',[status(thm)],[4,36,theory(equality)]) ).

tff(45,plain,
    ! [X: $int,Y: list] : ( append(cons(X,nil),Y) = cons(X,Y) ),
    inference('PARAMODULATE',[status(thm)],[36,35,theory(equality)]) ).

tff(51,plain,
    ! [X: $int,Y: list,Z: list] : ( append(cons(X,Y),Z) = append(cons(X,nil),append(Y,Z)) ),
    inference('REWRITE',[status(thm)],[36,45,theory(equality)]) ).

tff(68,plain,
    ! [X: list,Y: list] :
      ( ~ '$$$LESS'(1,length(X))
      | ~ '$$$LESS'(1,length(Y))
      | $greater(length(append(X,Y)),4) ),
    inference('HYPERRESOLVE',[status(thm)],[39,'SOLVE-$$GREATER-BY-$$$LESS','SOLVE-$$GREATER-BY-$$$LESS']) ).

tff(110,plain,
    ! [X: $int,Y: list] : ( tail(append(cons(X,nil),Y)) = Y ),
    inference('PARAMODULATE',[status(thm)],[2,45,theory(equality)]) ).

tff(117,plain,
    ! [X: $int,Y: $int,Z: list] : ( append(append(cons(X,nil),cons(Y,nil)),Z) = append(cons(X,nil),cons(Y,Z)) ),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[51,45,theory(equality)]),45,theory(equality)]) ).

tff(133,plain,
    ! [X: $int,Y: list,Z: list] : ( tail(append(cons(X,Y),Z)) = append(Y,Z) ),
    inference('PARAMODULATE',[status(thm)],[110,51,theory(equality)]) ).

tff(179,plain,
    ! [X: $int,Y: list,Z: list] : ( length(append(cons(X,Y),Z)) = $sum(1,length(append(Y,Z))) ),
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[42,43]),133,theory(equality)]) ).

tff(813,plain,
    ! [X: list] :
      ( ~ '$$$LESS'(1,length(X))
      | $greater($sum(2,length(X)),4) ),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[68,117,theory(equality)]),'CODE-FOR-$$$LESS','CODE-FOR-$$SUM',29,30,35,179,theory(equality)]) ).

tff(819,plain,
    ! [X: list] :
      ( ~ '$$$LESS'(0,length(X))
      | $greater($sum(3,length(X)),4) ),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[813,30,theory(equality)]),'CODE-FOR-$$$LESS','CODE-FOR-$$SUM']) ).

tff(821,plain,
    ! [X: list] :
      ( ~ '$$$LESS'(-1,length(X))
      | $greater($sum(4,length(X)),4) ),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[819,30,theory(equality)]),'CODE-FOR-$$$LESS','CODE-FOR-$$SUM']) ).

cnf(822,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[821,29,theory(equality)]),'CODE-FOR-$$GREATER','CODE-FOR-$$SUM','CODE-FOR-$$$LESS']) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11  % Problem  : DAT094_1 : TPTP v8.1.0. Released v6.1.0.
% 0.02/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n017.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Fri Jul  1 19:52:24 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.43  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.44  * 
% 0.18/0.44  * 
% 0.18/0.45  #<PACKAGE "SNARK-USER">
% 0.18/0.45  * 
% 0.18/0.45  SNARK-TPTP-OPTIONS
% 0.18/0.45  * 
% 0.18/0.45  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.18/0.45   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.18/0.45   (USE-FACTORING :POS)
% 0.18/0.45   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.18/0.45   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.18/0.45   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.18/0.45   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.18/0.45   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.18/0.45   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.18/0.45   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.18/0.45   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.18/0.45   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.18/0.45   (DECLARE-TPTP-SYMBOLS2))
% 0.18/0.45  * 
% 0.18/0.45  "."
% 0.18/0.45  * 
% 0.18/0.45  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T19:52:25
% 0.18/0.45  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n017.cluster.edu at 2022-07-01T19:52:25
% 1.20/1.43  
% 1.20/1.43  
% 1.20/1.43  #||
% 1.20/1.43  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.20/1.43  % SZS output start Refutation
% See solution above
% 1.20/1.43  ||#
% 1.20/1.43  
% 1.20/1.43  ; Summary of computation:
% 1.20/1.43  ;      6358 formulas have been input or derived (from 179 formulas).
% 1.20/1.43  ;       822 (13%) were retained.  Of these,
% 1.20/1.43  ;           75 ( 9%) were simplified or subsumed later,
% 1.20/1.43  ;          747 (91%) are still being kept.
% 1.20/1.43  ; 
% 1.20/1.43  ; Run time in seconds excluding printing time:
% 1.20/1.43  ;     0.005   1%   Read assertion file          (1 call)
% 1.20/1.43  ;     0.001   0%   Assert                       (15 calls)
% 1.20/1.43  ;     0.096  10%   Process new row              (6,099 calls)
% 1.20/1.43  ;     0.082   8%   Resolution                   (356 calls)
% 1.20/1.43  ;     0.025   3%   Paramodulation               (178 calls)
% 1.20/1.43  ;     0.001   0%   Factoring                    (70 calls)
% 1.20/1.43  ;     0.019   2%   Condensing                   (2,114 calls)
% 1.20/1.43  ;     0.132  13%   Forward subsumption          (2,114 calls)
% 1.20/1.43  ;     0.024   2%   Backward subsumption         (665 calls)
% 1.20/1.43  ;     0.010   1%   Clause clause subsumption    (5,177 calls)
% 1.20/1.43  ;     0.300  31%   Forward simplification       (5,678 calls)
% 1.20/1.43  ;     0.009   1%   Backward simplification      (821 calls)
% 1.20/1.43  ;     0.215  22%   Ordering                     (53,669 calls)
% 1.20/1.43  ;     0.000   0%   Ordering ac                  (9 calls)
% 1.20/1.43  ;     0.013   1%   Sortal reasoning             (18,616 calls)
% 1.20/1.43  ;     0.000   0%   Purity testing               (1 call)
% 1.20/1.43  ;     0.047   5%   Other
% 1.20/1.43  ;     0.979        Total
% 1.20/1.43  ;     0.981        Real time
% 1.20/1.43  ; 
% 1.20/1.43  ; Term-hash-array has 1,911 terms in all.
% 1.20/1.43  ; Feature-vector-row-index has 621 entries (621 at peak, 665 added, 44 deleted).
% 1.20/1.43  ; Feature-vector-row-index has 4,963 nodes (4,963 at peak, 5,317 added, 354 deleted).
% 1.20/1.43  ;  Retrieved 10,697 possibly forward subsuming rows in 2,114 calls.
% 1.20/1.43  ;  Retrieved 710 possibly backward subsumed rows in 665 calls.
% 1.20/1.43  ; Path-index has 1,834 entries (1,834 at peak, 2,037 added, 203 deleted).
% 1.20/1.43  ; Path-index has 5,748 nodes (5,748 at peak, 6,015 added, 267 deleted).
% 1.20/1.43  ; Trie-index has 1,834 entries (1,834 at peak, 2,037 added, 203 deleted).
% 1.20/1.43  ; Trie-index has 7,842 nodes (7,842 at peak, 8,507 added, 665 deleted).
% 1.20/1.43  ; Retrieved 54,212 generalization terms in 55,253 calls.
% 1.20/1.43  ; Retrieved 731 instance terms in 199 calls.
% 1.20/1.43  ; Retrieved 42,336 unifiable terms in 2,219 calls.
% 1.20/1.43  ; 
% 1.20/1.43  ; The agenda of rows to process has 3 entries:
% 1.20/1.43  ;     1 with value 21              1 with value 26               1 with value 32
% 1.20/1.43  ; The agenda of rows to give has 581 entries:
% 1.20/1.43  ;    23 with value (4 23)         10 with value (4 44)           4 with value (4 68)
% 1.20/1.43  ;    32 with value (4 24)         11 with value (4 45)           1 with value (4 69)
% 1.20/1.43  ;    25 with value (4 25)          8 with value (4 46)           1 with value (4 70)
% 1.20/1.43  ;    33 with value (4 26)          5 with value (4 47)           1 with value (4 71)
% 1.20/1.43  ;    29 with value (4 27)          5 with value (4 48)           5 with value (4 72)
% 1.20/1.43  ;    29 with value (4 28)         11 with value (4 49)           3 with value (4 73)
% 1.20/1.43  ;    32 with value (4 29)          2 with value (4 50)           2 with value (4 75)
% 1.20/1.43  ;    23 with value (4 30)          3 with value (4 51)           2 with value (4 77)
% 1.20/1.43  ;    32 with value (4 31)          3 with value (4 52)           2 with value (4 79)
% 1.20/1.43  ;    26 with value (4 32)          5 with value (4 53)           2 with value (4 80)
% 1.20/1.43  ;    23 with value (4 33)          3 with value (4 54)           1 with value (4 81)
% 1.20/1.43  ;    17 with value (4 34)          5 with value (4 55)           2 with value (4 83)
% 1.20/1.43  ;    24 with value (4 35)          5 with value (4 56)           1 with value (4 84)
% 1.20/1.43  ;    19 with value (4 36)          8 with value (4 57)           1 with value (4 85)
% 1.20/1.43  ;     6 with value (4 37)          6 with value (4 59)           1 with value (4 86)
% 1.20/1.43  ;    11 with value (4 38)          8 with value (4 61)           1 with value (4 88)
% 1.20/1.43  ;    18 with value (4 39)          4 with value (4 63)           1 with value (4 89)
% 1.20/1.43  ;     7 with value (4 40)          8 with value (4 64)           1 with value (4 92)
% 1.20/1.43  ;     5 with value (4 41)          4 with value (4 65)           2 with value (4 100)
% 1.20/1.43  ;     8 with value (4 42)          2 with value (4 66)           1 with value (4 103)
% 1.20/1.43  ;     5 with value (4 43)          3 with value (4 67)
% 1.20/1.43  Evaluation took:
% 1.20/1.43    0.982 seconds of real time
% 1.20/1.43    0.832557 seconds of user run time
% 1.20/1.43    0.148834 seconds of system run time
% 1.20/1.43    [Run times include 0.041 seconds GC run time.]
% 1.20/1.43    0 calls to %EVAL
% 1.20/1.43    0 page faults and
% 1.20/1.43    69,487,952 bytes consed.
% 1.20/1.43  :PROOF-FOUND
% 1.20/1.43  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T19:52:25
% 1.20/1.43  :PROOF-FOUND
% 1.20/1.43  * 
%------------------------------------------------------------------------------