TSTP Solution File: LCL123-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : LCL123-1 : TPTP v8.1.0. Bugfixed v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n015.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 : Sun Jul 17 14:20:23 EDT 2022

% Result   : Unsatisfiable 14.95s 15.19s
% Output   : Refutation 15.04s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   25 (  24 unt;   0 nHn;   3 RR)
%            Number of literals    :   27 (   0 equ;   3 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-2 aty)
%            Number of variables   :   84 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(condensed_detachment,axiom,
    ( ~ is_a_theorem(equivalent(X,Y))
    | ~ is_a_theorem(X)
    | is_a_theorem(Y) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',condensed_detachment) ).

cnf(lg_2,axiom,
    is_a_theorem(equivalent(X,equivalent(X,equivalent(equivalent(Y,Z),equivalent(equivalent(Y,U),equivalent(Z,U)))))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',lg_2) ).

cnf(prove_lg_4,negated_conjecture,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,equivalent(b,c)),equivalent(e,equivalent(b,f))),equivalent(a,equivalent(e,equivalent(c,f))))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_lg_4) ).

cnf(4,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(X,equivalent(equivalent(Y,Z),equivalent(equivalent(Y,U),equivalent(Z,U))))),equivalent(equivalent(V,W),equivalent(equivalent(V,X1),equivalent(W,X1))))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,lg_2,lg_2]) ).

cnf(6,plain,
    is_a_theorem(equivalent(equivalent(X,Y),equivalent(equivalent(X,Z),equivalent(Y,Z)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,4,lg_2]) ).

cnf(9,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,Y),Z),equivalent(equivalent(equivalent(X,U),equivalent(Y,U)),Z))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,6,6]) ).

cnf(14,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,Y),equivalent(Z,Y)),equivalent(equivalent(X,U),equivalent(Z,U)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,9,6]) ).

cnf(16,plain,
    is_a_theorem(equivalent(equivalent(equivalent(equivalent(X,Y),Z),U),equivalent(equivalent(equivalent(equivalent(X,V),equivalent(Y,V)),Z),U))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,9,6]) ).

cnf(21,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,Y),Z),equivalent(equivalent(X,Y),Z))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,14,14]) ).

cnf(24,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,equivalent(equivalent(Y,Z),equivalent(U,Z))),V),equivalent(equivalent(X,equivalent(Y,U)),V))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,14,4]) ).

cnf(27,plain,
    is_a_theorem(equivalent(equivalent(equivalent(equivalent(X,Y),Z),equivalent(U,Z)),equivalent(equivalent(X,Y),U))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,21,9]) ).

cnf(30,plain,
    is_a_theorem(equivalent(equivalent(X,Y),equivalent(X,Y))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,27,14]) ).

cnf(31,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(equivalent(Y,Z),equivalent(U,Z))),equivalent(X,equivalent(Y,U)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,27,4]) ).

cnf(37,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,Y),equivalent(Z,Y)),equivalent(X,Z))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,30,9]) ).

cnf(40,plain,
    is_a_theorem(equivalent(X,X)),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,37,30]) ).

cnf(42,plain,
    is_a_theorem(equivalent(equivalent(equivalent(equivalent(X,Y),equivalent(Z,Y)),U),equivalent(equivalent(X,Z),U))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,37,6]) ).

cnf(83,plain,
    is_a_theorem(equivalent(equivalent(equivalent(equivalent(X,Y),equivalent(Z,Y)),equivalent(U,Z)),equivalent(equivalent(X,V),equivalent(U,V)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,16,14]) ).

cnf(126,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(Y,Z)),equivalent(equivalent(X,equivalent(U,Z)),equivalent(Y,U)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,42,31]) ).

cnf(138,plain,
    is_a_theorem(equivalent(equivalent(X,Y),equivalent(equivalent(X,equivalent(Z,Z)),Y))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,83,31]) ).

cnf(147,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(Y,Y)),X)),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,138,40]) ).

cnf(210,plain,
    is_a_theorem(equivalent(equivalent(equivalent(X,equivalent(Y,Y)),Z),equivalent(X,Z))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,147,14]) ).

cnf(1098,plain,
    is_a_theorem(equivalent(X,equivalent(equivalent(X,equivalent(Y,Z)),equivalent(Z,Y)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,126,210]) ).

cnf(1127,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(Y,Z)),equivalent(equivalent(X,equivalent(U,equivalent(Z,V))),equivalent(equivalent(Y,V),U)))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,126,24]) ).

cnf(1153,plain,
    is_a_theorem(equivalent(equivalent(X,equivalent(Y,equivalent(Z,U))),equivalent(equivalent(X,equivalent(U,Z)),Y))),
    inference('HYPERRESOLVE',[status(thm)],[condensed_detachment,1098,126]) ).

cnf(10230,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[condensed_detachment,1153,prove_lg_4]),1127]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LCL123-1 : TPTP v8.1.0. Bugfixed v2.3.0.
% 0.11/0.13  % Command  : run-snark %s %d
% 0.12/0.34  % Computer : n015.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 Jul  2 14:16:14 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.47  #<PACKAGE "SNARK-USER">
% 0.19/0.47  * 
% 0.19/0.47  SNARK-TPTP-OPTIONS
% 0.19/0.47  * 
% 0.19/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47   (USE-FACTORING :POS)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47  * 
% 0.19/0.47  "."
% 0.19/0.47  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-02T14:16:14
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n015.cluster.edu at 2022-07-02T14:16:14
% 14.95/15.19  
% 14.95/15.19  
% 14.95/15.19  #||
% 14.95/15.19  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 14.95/15.19  % SZS output start Refutation
% See solution above
% 15.04/15.21  ||#
% 15.04/15.21  
% 15.04/15.21  ; Summary of computation:
% 15.04/15.21  ;     69944 formulas have been input or derived (from 223 formulas).
% 15.04/15.21  ;     10230 (15%) were retained.  Of these,
% 15.04/15.21  ;           11 ( 0%) were simplified or subsumed later,
% 15.04/15.21  ;        10219 (100%) are still being kept.
% 15.04/15.21  ; 
% 15.04/15.21  ; Run time in seconds excluding printing time:
% 15.04/15.21  ;     0.001   0%   Read assertion file          (1 call)
% 15.04/15.21  ;     0.000   0%   Assert                       (3 calls)
% 15.04/15.21  ;     1.278   9%   Process new row              (60,997 calls)
% 15.04/15.21  ;    10.027  68%   Resolution                   (444 calls)
% 15.04/15.21  ;     0.557   4%   Paramodulation               (222 calls)
% 15.04/15.21  ;     0.001   0%   Condensing                   (1 call)
% 15.04/15.21  ;     0.000   0%   Forward subsumption          (1 call)
% 15.04/15.21  ;     0.000   0%   Backward subsumption         (1 call)
% 15.04/15.21  ;     1.305   9%   Forward simplification       (60,991 calls)
% 15.04/15.21  ;     1.355   9%   Backward simplification      (10,230 calls)
% 15.04/15.21  ;     0.000   0%   Sortal reasoning             (32 calls)
% 15.04/15.21  ;     0.000   0%   Purity testing               (1 call)
% 15.04/15.21  ;     0.196   1%   Other
% 15.04/15.21  ;    14.720        Total
% 15.04/15.21  ;    14.739        Real time
% 15.04/15.21  ; 
% 15.04/15.21  ; Term-hash-array has 30,643 terms in all.
% 15.04/15.21  ; Feature-vector-row-index has 1 entry (1 at peak, 1 added, 0 deleted).
% 15.04/15.21  ; Feature-vector-row-index has 4 nodes (4 at peak, 4 added, 0 deleted).
% 15.04/15.21  ;  Retrieved 0 possibly forward subsuming rows in 1 call.
% 15.04/15.21  ;  Retrieved 0 possibly backward subsumed rows in 1 call.
% 15.04/15.21  ; Path-index has 30,626 entries (30,626 at peak, 30,655 added, 29 deleted).
% 15.04/15.21  ; Path-index has 2,005 nodes (2,005 at peak, 2,009 added, 4 deleted).
% 15.04/15.21  ; Trie-index has 30,626 entries (30,626 at peak, 30,655 added, 29 deleted).
% 15.04/15.21  ; Trie-index has 58,523 nodes (58,523 at peak, 58,740 added, 217 deleted).
% 15.04/15.21  ; Retrieved 731,190 generalization terms in 60,993 calls.
% 15.04/15.21  ; Retrieved 217,847 instance terms in 10,228 calls.
% 15.04/15.21  ; Retrieved 8,447,578 unifiable terms in 38,352 calls.
% 15.04/15.21  ; 
% 15.04/15.21  ; The agenda of rows to process has 296 entries:
% 15.04/15.21  ;    56 with value 40             70 with value 45               1 with value 49
% 15.04/15.21  ;    94 with value 41             22 with value 46               8 with value 50
% 15.04/15.21  ;     6 with value 43              4 with value 48               1 with value 56
% 15.04/15.21  ;    34 with value 44
% 15.04/15.21  ; The agenda of rows to give has 9999 entries:
% 15.04/15.21  ;    27 with value (4 34)       1581 with value (4 44)         104 with value (4 53)
% 15.04/15.21  ;   140 with value (4 35)       1594 with value (4 45)          65 with value (4 54)
% 15.04/15.21  ;   161 with value (4 36)        532 with value (4 46)          46 with value (4 55)
% 15.04/15.21  ;   157 with value (4 37)        267 with value (4 47)          87 with value (4 56)
% 15.04/15.21  ;   356 with value (4 38)        407 with value (4 48)           8 with value (4 57)
% 15.04/15.21  ;   755 with value (4 39)        450 with value (4 49)          13 with value (4 58)
% 15.04/15.21  ;   873 with value (4 40)        344 with value (4 50)           5 with value (4 59)
% 15.04/15.21  ;   530 with value (4 41)         54 with value (4 51)           1 with value (4 62)
% 15.04/15.21  ;   531 with value (4 42)         50 with value (4 52)           3 with value (4 63)
% 15.04/15.21  ;   858 with value (4 43)
% 15.04/15.21  Evaluation took:
% 15.04/15.21    14.74 seconds of real time
% 15.04/15.21    14.38168 seconds of user run time
% 15.04/15.21    0.357975 seconds of system run time
% 15.04/15.21    [Run times include 0.909 seconds GC run time.]
% 15.04/15.21    0 calls to %EVAL
% 15.04/15.21    0 page faults and
% 15.04/15.21    517,276,104 bytes consed.
% 15.04/15.21  :PROOF-FOUND
% 15.04/15.21  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-02T14:16:29
% 15.04/15.21  :PROOF-FOUND
% 15.04/15.21  * 
%------------------------------------------------------------------------------