TSTP Solution File: GRP600-1 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP600-1 : TPTP v8.1.0. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n026.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 11:39:36 EDT 2022

% Result   : Unsatisfiable 0.20s 0.58s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   21 (  21 unt;   0 nHn;   3 RR)
%            Number of literals    :   21 (  20 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :   11 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   40 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(single_axiom,axiom,
    double_divide(double_divide(X,Y),inverse(double_divide(X,inverse(double_divide(inverse(Z),Y))))) = Z,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_axiom) ).

cnf(multiply,axiom,
    multiply(X,Y) = inverse(double_divide(Y,X)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiply) ).

cnf(prove_these_axioms_4,negated_conjecture,
    multiply(a,b) != multiply(b,a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_these_axioms_4) ).

cnf(4,plain,
    inverse(double_divide(b,a)) != inverse(double_divide(a,b)),
    inference('REWRITE',[status(thm)],[prove_these_axioms_4,multiply,theory(equality)]) ).

cnf(5,plain,
    double_divide(double_divide(double_divide(inverse(X),Y),inverse(double_divide(inverse(Z),Y))),inverse(Z)) = X,
    inference('PARAMODULATE',[status(thm)],[single_axiom,single_axiom,theory(equality)]) ).

cnf(6,plain,
    double_divide(X,inverse(double_divide(double_divide(Y,Z),inverse(double_divide(inverse(U),inverse(double_divide(Y,inverse(double_divide(inverse(X),Z))))))))) = U,
    inference('PARAMODULATE',[status(thm)],[single_axiom,single_axiom,theory(equality)]) ).

cnf(21,plain,
    double_divide(X,inverse(double_divide(inverse(Y),inverse(X)))) = Y,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[6,6,theory(equality)]),single_axiom,theory(equality)]) ).

cnf(38,plain,
    double_divide(double_divide(X,inverse(X)),inverse(Y)) = Y,
    inference('PARAMODULATE',[status(thm)],[single_axiom,21,theory(equality)]) ).

cnf(39,plain,
    double_divide(double_divide(inverse(X),inverse(inverse(Y))),inverse(X)) = Y,
    inference('PARAMODULATE',[status(thm)],[21,21,theory(equality)]) ).

cnf(54,plain,
    double_divide(inverse(X),inverse(double_divide(Y,inverse(Y)))) = X,
    inference('PARAMODULATE',[status(thm)],[21,38,theory(equality)]) ).

cnf(61,plain,
    double_divide(X,inverse(Y)) = double_divide(inverse(Y),inverse(inverse(X))),
    inference('PARAMODULATE',[status(thm)],[5,39,theory(equality)]) ).

cnf(74,plain,
    double_divide(double_divide(X,inverse(Y)),inverse(Y)) = X,
    inference('REWRITE',[status(thm)],[39,61,theory(equality)]) ).

cnf(75,plain,
    double_divide(X,inverse(X)) = double_divide(Y,inverse(Y)),
    inference('PARAMODULATE',[status(thm)],[74,38,theory(equality)]) ).

cnf(90,plain,
    double_divide(double_divide(X,inverse(inverse(Y))),inverse(double_divide(X,inverse(double_divide(Z,inverse(Z)))))) = Y,
    inference('PARAMODULATE',[status(thm)],[single_axiom,75,theory(equality)]) ).

cnf(93,plain,
    double_divide(X,inverse(double_divide(Y,inverse(Y)))) = inverse(X),
    inference('PARAMODULATE',[status(thm)],[74,54,theory(equality)]) ).

cnf(95,plain,
    double_divide(double_divide(X,inverse(inverse(Y))),inverse(inverse(X))) = Y,
    inference('REWRITE',[status(thm)],[90,93,theory(equality)]) ).

cnf(97,plain,
    inverse(inverse(X)) = X,
    inference('REWRITE',[status(thm)],[54,93,theory(equality)]) ).

cnf(110,plain,
    double_divide(double_divide(X,Y),X) = Y,
    inference('REWRITE',[status(thm)],[95,97,theory(equality)]) ).

cnf(112,plain,
    double_divide(double_divide(X,Y),Y) = X,
    inference('PARAMODULATE',[status(thm)],[74,97,theory(equality)]) ).

cnf(123,plain,
    double_divide(X,Y) = double_divide(Y,X),
    inference('PARAMODULATE',[status(thm)],[112,110,theory(equality)]) ).

cnf(125,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[4,123,theory(equality)]),theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP600-1 : TPTP v8.1.0. Bugfixed v2.7.0.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.13/0.35  % Computer : n026.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 11:02:51 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.47  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.48  * 
% 0.20/0.48  * 
% 0.20/0.49  #<PACKAGE "SNARK-USER">
% 0.20/0.49  * 
% 0.20/0.49  SNARK-TPTP-OPTIONS
% 0.20/0.49  * 
% 0.20/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.49   (USE-FACTORING :POS)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.49  * 
% 0.20/0.49  "."
% 0.20/0.49  * 
% 0.20/0.49  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T11:02:51
% 0.20/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n026.cluster.edu at 2022-06-13T11:02:51
% 0.20/0.58  
% 0.20/0.58  
% 0.20/0.58  #||
% 0.20/0.58  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.58  % SZS output start Refutation
% See solution above
% 0.20/0.58  ||#
% 0.20/0.58  
% 0.20/0.58  ; Summary of computation:
% 0.20/0.58  ;       255 formulas have been input or derived (from 18 formulas).
% 0.20/0.58  ;       125 (49%) were retained.  Of these,
% 0.20/0.58  ;           67 (54%) were simplified or subsumed later,
% 0.20/0.58  ;           58 (46%) are still being kept.
% 0.20/0.58  ; 
% 0.20/0.58  ; Run time in seconds excluding printing time:
% 0.20/0.58  ;     0.001   1%   Read assertion file          (1 call)
% 0.20/0.58  ;     0.000   0%   Assert                       (3 calls)
% 0.20/0.58  ;     0.023  26%   Process new row              (240 calls)
% 0.20/0.58  ;     0.001   1%   Resolution                   (34 calls)
% 0.20/0.58  ;     0.007   8%   Paramodulation               (17 calls)
% 0.20/0.58  ;     0.012  13%   Forward simplification       (222 calls)
% 0.20/0.58  ;     0.018  20%   Backward simplification      (124 calls)
% 0.20/0.58  ;     0.001   1%   Ordering                     (464 calls)
% 0.20/0.58  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.20/0.58  ;     0.000   0%   Purity testing               (1 call)
% 0.20/0.58  ;     0.027  30%   Other
% 0.20/0.58  ;     0.090        Total
% 0.20/0.58  ;     0.093        Real time
% 0.20/0.59  ; 
% 0.20/0.59  ; Term-hash-array has 880 terms in all.
% 0.20/0.59  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.20/0.59  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.20/0.59  ; Path-index has 408 entries (543 at peak, 914 added, 506 deleted).
% 0.20/0.59  ; Path-index has 1,921 nodes (2,209 at peak, 2,484 added, 563 deleted).
% 0.20/0.59  ; Trie-index has 408 entries (543 at peak, 914 added, 506 deleted).
% 0.20/0.59  ; Trie-index has 2,008 nodes (3,545 at peak, 5,204 added, 3,196 deleted).
% 0.20/0.59  ; Retrieved 654 generalization terms in 1,359 calls.
% 0.20/0.59  ; Retrieved 1,052 instance terms in 123 calls.
% 0.20/0.59  ; Retrieved 2,160 unifiable terms in 140 calls.
% 0.20/0.59  ; 
% 0.20/0.59  ; The agenda of rows to process has 7 entries:
% 0.20/0.59  ;     7 with value 19
% 0.20/0.59  ; The agenda of rows to give has 50 entries:
% 0.20/0.59  ;     2 with value (4 16)          2 with value (4 30)           2 with value (4 42)
% 0.20/0.59  ;     1 with value (4 17)          1 with value (4 32)           1 with value (4 44)
% 0.20/0.59  ;     2 with value (4 18)          3 with value (4 33)           1 with value (4 45)
% 0.20/0.59  ;     2 with value (4 19)          1 with value (4 34)           2 with value (4 48)
% 0.20/0.59  ;     2 with value (4 20)          1 with value (4 35)           1 with value (4 49)
% 0.20/0.59  ;     3 with value (4 24)          3 with value (4 36)           1 with value (4 50)
% 0.20/0.59  ;     3 with value (4 25)          2 with value (4 37)           1 with value (4 51)
% 0.20/0.59  ;     3 with value (4 26)          2 with value (4 39)           1 with value (4 52)
% 0.20/0.59  ;     2 with value (4 27)          2 with value (4 40)           1 with value (4 56)
% 0.20/0.59  ;     1 with value (4 29)          1 with value (4 41)
% 0.20/0.59  Evaluation took:
% 0.20/0.59    0.093 seconds of real time
% 0.20/0.59    0.084066 seconds of user run time
% 0.20/0.59    0.008813 seconds of system run time
% 0.20/0.59    0 calls to %EVAL
% 0.20/0.59    0 page faults and
% 0.20/0.59    6,781,096 bytes consed.
% 0.20/0.59  :PROOF-FOUND
% 0.20/0.59  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T11:02:51
% 0.20/0.59  :PROOF-FOUND
% 0.20/0.59  * 
%------------------------------------------------------------------------------