TSTP Solution File: SET838-2 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET838-2 : TPTP v8.1.0. Released v3.2.0.
% 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 : Tue Jul 19 05:12:37 EDT 2022

% Result   : Unsatisfiable 0.20s 0.50s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    8 (   5 unt;   0 nHn;   8 RR)
%            Number of literals    :   11 (  10 equ;   5 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   1 con; 0-1 aty)
%            Number of variables   :    3 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(cls_conjecture_0,negated_conjecture,
    v_f(v_g(v_x)) = v_x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_0) ).

cnf(cls_conjecture_1,negated_conjecture,
    ( X = v_x
    | v_f(v_g(X)) != X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_1) ).

cnf(cls_conjecture_2,negated_conjecture,
    ( v_g(v_f(v_xa(X))) = v_xa(X)
    | v_g(v_f(X)) != X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_2) ).

cnf(cls_conjecture_3,negated_conjecture,
    ( v_xa(X) != X
    | v_g(v_f(X)) != X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_3) ).

cnf(5,plain,
    v_xa(v_g(v_x)) != v_g(v_x),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[cls_conjecture_3,cls_conjecture_0,theory(equality)]),theory(equality)]) ).

cnf(6,plain,
    v_g(v_f(v_xa(v_g(v_x)))) = v_xa(v_g(v_x)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[cls_conjecture_2,cls_conjecture_0,theory(equality)]),theory(equality)]) ).

cnf(9,plain,
    v_f(v_xa(v_g(v_x))) = v_x,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[cls_conjecture_1,6,theory(equality)]),theory(equality)]) ).

cnf(10,plain,
    $false,
    inference('REWRITE',[status(thm)],[6,5,9,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : SET838-2 : TPTP v8.1.0. Released v3.2.0.
% 0.04/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n023.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 : Mon Jul 11 10:06:40 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.20/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.47  * 
% 0.20/0.47  * 
% 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/sandbox/benchmark/theBenchmark.p 2022-07-11T10:06:40
% 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 2022-07-11T10:06:40
% 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
% 0.20/0.50  ||#
% 0.20/0.50  
% 0.20/0.50  ; Summary of computation:
% 0.20/0.50  ;        18 formulas have been input or derived (from 7 formulas).
% 0.20/0.50  ;        10 (56%) were retained.  Of these,
% 0.20/0.50  ;            1 (10%) were simplified or subsumed later,
% 0.20/0.50  ;            9 (90%) are still being kept.
% 0.20/0.50  ; 
% 0.20/0.50  ; Run time in seconds excluding printing time:
% 0.20/0.50  ;     0.001   4%   Read assertion file          (1 call)
% 0.20/0.50  ;     0.000   0%   Assert                       (4 calls)
% 0.20/0.50  ;     0.001   4%   Process new row              (15 calls)
% 0.20/0.50  ;     0.001   4%   Resolution                   (12 calls)
% 0.20/0.50  ;     0.000   0%   Paramodulation               (6 calls)
% 0.20/0.50  ;     0.000   0%   Condensing                   (3 calls)
% 0.20/0.50  ;     0.000   0%   Forward subsumption          (3 calls)
% 0.20/0.50  ;     0.000   0%   Backward subsumption         (3 calls)
% 0.20/0.50  ;     0.001   4%   Forward simplification       (15 calls)
% 0.20/0.50  ;     0.000   0%   Backward simplification      (10 calls)
% 0.20/0.50  ;     0.000   0%   Ordering                     (23 calls)
% 0.20/0.50  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.20/0.50  ;     0.000   0%   Purity testing               (1 call)
% 0.20/0.50  ;     0.021  84%   Other
% 0.20/0.50  ;     0.025        Total
% 0.20/0.50  ;     0.028        Real time
% 0.20/0.50  ; 
% 0.20/0.50  ; Term-hash-array has 26 terms in all.
% 0.20/0.50  ; Feature-vector-row-index has 3 entries (3 at peak, 3 added, 0 deleted).
% 0.20/0.50  ; Feature-vector-row-index has 21 nodes (21 at peak, 21 added, 0 deleted).
% 0.20/0.50  ;  Retrieved 0 possibly forward subsuming rows in 3 calls.
% 0.20/0.50  ;  Retrieved 0 possibly backward subsumed rows in 3 calls.
% 0.20/0.50  ; Path-index has 25 entries (27 at peak, 27 added, 2 deleted).
% 0.20/0.50  ; Path-index has 59 nodes (61 at peak, 61 added, 2 deleted).
% 0.20/0.50  ; Trie-index has 25 entries (27 at peak, 27 added, 2 deleted).
% 0.20/0.50  ; Trie-index has 72 nodes (79 at peak, 79 added, 7 deleted).
% 0.20/0.50  ; Retrieved 2 generalization terms in 19 calls.
% 0.20/0.50  ; Retrieved 6 instance terms in 6 calls.
% 0.20/0.50  ; Retrieved 61 unifiable terms in 39 calls.
% 0.20/0.50  ; 
% 0.20/0.50  ; The agenda of rows to process has 1 entry:
% 0.20/0.50  ;     1 with value 29
% 0.20/0.50  ; The agenda of rows to give has 3 entries:
% 0.20/0.50  ;     1 with value (4 12)          1 with value (4 14)           1 with value (4 19)
% 0.20/0.50  Evaluation took:
% 0.20/0.50    0.028 seconds of real time
% 0.20/0.50    0.018891 seconds of user run time
% 0.20/0.50    0.008919 seconds of system run time
% 0.20/0.50    0 calls to %EVAL
% 0.20/0.50    0 page faults and
% 0.20/0.50    1,752,056 bytes consed.
% 0.20/0.50  :PROOF-FOUND
% 0.20/0.50  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-11T10:06:40
% 0.20/0.50  :PROOF-FOUND
% 0.20/0.50  * 
%------------------------------------------------------------------------------