TSTP Solution File: SET009-1 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET009-1 : TPTP v8.1.0. Released v1.0.0.
% 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 : Tue Jul 19 05:05:36 EDT 2022

% Result   : Unsatisfiable 0.21s 0.54s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   16 (  10 unt;   2 nHn;  15 RR)
%            Number of literals    :   27 (   0 equ;  13 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-2 aty)
%            Number of variables   :   19 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(membership_in_subsets,axiom,
    ( ~ member(X,Y)
    | ~ subset(Y,Z)
    | member(X,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-0.ax',membership_in_subsets) ).

cnf(subsets_axiom1,axiom,
    ( subset(X,Y)
    | member(member_of_1_not_of_2(X,Y),X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-0.ax',subsets_axiom1) ).

cnf(subsets_axiom2,axiom,
    ( ~ member(member_of_1_not_of_2(X,Y),Y)
    | subset(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-0.ax',subsets_axiom2) ).

cnf(member_of_difference,axiom,
    ( ~ difference(X,Y,Z)
    | ~ member(U,Z)
    | member(U,X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-3.ax',member_of_difference) ).

cnf(not_member_of_difference,axiom,
    ( ~ member(X,Y)
    | ~ member(X,Z)
    | ~ difference(U,Y,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-3.ax',not_member_of_difference) ).

cnf(member_of_difference_or_set2,axiom,
    ( ~ member(X,Y)
    | ~ difference(Y,Z,U)
    | member(X,U)
    | member(X,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET001-3.ax',member_of_difference_or_set2) ).

cnf(d_is_a_subset_of_a,hypothesis,
    subset(d,a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d_is_a_subset_of_a) ).

cnf(b_minus_a,hypothesis,
    difference(b,a,bDa),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_minus_a) ).

cnf(b_minus_d,hypothesis,
    difference(b,d,bDd),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_minus_d) ).

cnf(prove_bDa_is_a_subset_of_bDd,negated_conjecture,
    ~ subset(bDa,bDd),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_bDa_is_a_subset_of_bDd) ).

cnf(19,plain,
    member(member_of_1_not_of_2(bDa,bDd),bDa),
    inference('HYPERRESOLVE',[status(thm)],[prove_bDa_is_a_subset_of_bDd,subsets_axiom1]) ).

cnf(20,plain,
    ~ member(member_of_1_not_of_2(bDa,bDd),bDd),
    inference('UR-RESOLVE',[status(thm)],[subsets_axiom2,prove_bDa_is_a_subset_of_bDd]) ).

cnf(26,plain,
    member(member_of_1_not_of_2(bDa,bDd),b),
    inference('HYPERRESOLVE',[status(thm)],[member_of_difference,19,b_minus_a]) ).

cnf(27,plain,
    ~ member(member_of_1_not_of_2(bDa,bDd),a),
    inference('UR-RESOLVE',[status(thm)],[not_member_of_difference,19,b_minus_a]) ).

cnf(43,plain,
    member(member_of_1_not_of_2(bDa,bDd),d),
    inference('UR-RESOLVE',[status(thm)],[member_of_difference_or_set2,26,b_minus_d,20]) ).

cnf(69,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[membership_in_subsets,27,d_is_a_subset_of_a]),43]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SET009-1 : TPTP v8.1.0. Released v1.0.0.
% 0.08/0.14  % Command  : run-snark %s %d
% 0.14/0.35  % Computer : n017.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Sun Jul 10 07:30:02 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.21/0.48  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.21/0.49  * 
% 0.21/0.49  * 
% 0.21/0.49  #<PACKAGE "SNARK-USER">
% 0.21/0.49  * 
% 0.21/0.49  SNARK-TPTP-OPTIONS
% 0.21/0.49  * 
% 0.21/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.21/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.21/0.49   (USE-FACTORING :POS)
% 0.21/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.21/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.21/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.21/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.21/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.21/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.21/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.21/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.21/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.21/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.21/0.49  * 
% 0.21/0.49  "."
% 0.21/0.49  * 
% 0.21/0.49  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T07:30:02
% 0.21/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n017.cluster.edu at 2022-07-10T07:30:02
% 0.21/0.54  
% 0.21/0.54  
% 0.21/0.54  #||
% 0.21/0.54  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.21/0.54  % SZS output start Refutation
% See solution above
% 0.21/0.54  ||#
% 0.21/0.54  
% 0.21/0.54  ; Summary of computation:
% 0.21/0.54  ;       105 formulas have been input or derived (from 35 formulas).
% 0.21/0.54  ;        69 (66%) were retained.  Of these,
% 0.21/0.54  ;           69 (100%) are still being kept.
% 0.21/0.54  ; 
% 0.21/0.54  ; Run time in seconds excluding printing time:
% 0.21/0.54  ;     0.004  10%   Read assertion file          (1 call)
% 0.21/0.54  ;     0.000   0%   Assert                       (16 calls)
% 0.21/0.54  ;     0.003   7%   Process new row              (93 calls)
% 0.21/0.54  ;     0.002   5%   Resolution                   (68 calls)
% 0.21/0.54  ;     0.000   0%   Paramodulation               (34 calls)
% 0.21/0.54  ;     0.000   0%   Factoring                    (3 calls)
% 0.21/0.54  ;     0.002   5%   Condensing                   (35 calls)
% 0.21/0.54  ;     0.002   5%   Forward subsumption          (35 calls)
% 0.21/0.54  ;     0.000   0%   Backward subsumption         (30 calls)
% 0.21/0.54  ;     0.001   2%   Clause clause subsumption    (22 calls)
% 0.21/0.54  ;     0.004  10%   Forward simplification       (93 calls)
% 0.21/0.54  ;     0.000   0%   Backward simplification      (69 calls)
% 0.21/0.54  ;     0.000   0%   Ordering                     (27 calls)
% 0.21/0.54  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.21/0.54  ;     0.000   0%   Purity testing               (1 call)
% 0.21/0.54  ;     0.024  57%   Other
% 0.21/0.54  ;     0.042        Total
% 0.21/0.54  ;     0.043        Real time
% 0.21/0.54  ; 
% 0.21/0.54  ; Term-hash-array has 115 terms in all.
% 0.21/0.54  ; Feature-vector-row-index has 30 entries (30 at peak, 30 added, 0 deleted).
% 0.21/0.54  ; Feature-vector-row-index has 155 nodes (155 at peak, 155 added, 0 deleted).
% 0.21/0.54  ;  Retrieved 15 possibly forward subsuming rows in 35 calls.
% 0.21/0.54  ;  Retrieved 7 possibly backward subsumed rows in 30 calls.
% 0.21/0.54  ; Path-index has 120 entries (120 at peak, 120 added, 0 deleted).
% 0.21/0.54  ; Path-index has 113 nodes (113 at peak, 113 added, 0 deleted).
% 0.21/0.54  ; Trie-index has 120 entries (120 at peak, 120 added, 0 deleted).
% 0.21/0.54  ; Trie-index has 200 nodes (200 at peak, 200 added, 0 deleted).
% 0.21/0.54  ; Retrieved 22 generalization terms in 115 calls.
% 0.21/0.54  ; Retrieved 38 instance terms in 38 calls.
% 0.21/0.54  ; Retrieved 1,398 unifiable terms in 328 calls.
% 0.21/0.54  ; 
% 0.21/0.54  ; The agenda of rows to give has 34 entries:
% 0.21/0.54  ;     2 with value (4 7)           1 with value (4 16)           1 with value (4 25)
% 0.21/0.54  ;     8 with value (4 8)           1 with value (4 17)           1 with value (4 26)
% 0.21/0.54  ;     2 with value (4 10)          1 with value (4 18)           1 with value (4 32)
% 0.21/0.54  ;     5 with value (4 11)          6 with value (4 19)           1 with value (4 33)
% 0.21/0.54  ;     2 with value (4 12)          2 with value (4 20)
% 0.21/0.54  Evaluation took:
% 0.21/0.54    0.043 seconds of real time
% 0.21/0.54    0.038334 seconds of user run time
% 0.21/0.54    0.005223 seconds of system run time
% 0.21/0.54    0 calls to %EVAL
% 0.21/0.54    0 page faults and
% 0.21/0.54    2,820,896 bytes consed.
% 0.21/0.54  :PROOF-FOUND
% 0.21/0.54  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T07:30:03
% 0.21/0.54  :PROOF-FOUND
% 0.21/0.54  * 
%------------------------------------------------------------------------------