TSTP Solution File: GRP355-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP355-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n014.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 11:37:58 EDT 2022

% Result   : Unsatisfiable 2.00s 2.18s
% Output   : Refutation 2.00s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   38 (  14 unt;  19 nHn;  27 RR)
%            Number of literals    :   85 (  84 equ;  33 neg)
%            Maximal clause size   :   10 (   2 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   9 con; 0-2 aty)
%            Number of variables   :   32 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(left_identity,axiom,
    multiply(identity,X) = X,
    file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',left_identity) ).

cnf(left_inverse,axiom,
    multiply(inverse(X),X) = identity,
    file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',left_inverse) ).

cnf(associativity,axiom,
    multiply(multiply(X,Y),Z) = multiply(X,multiply(Y,Z)),
    file('/export/starexec/sandbox2/benchmark/Axioms/GRP004-0.ax',associativity) ).

cnf(prove_this_5,negated_conjecture,
    ( multiply(sk_c7,sk_c6) = sk_c8
    | multiply(sk_c8,sk_c5) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_5) ).

cnf(prove_this_6,negated_conjecture,
    ( multiply(sk_c7,sk_c6) = sk_c8
    | multiply(sk_c4,sk_c8) = sk_c5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_6) ).

cnf(prove_this_7,negated_conjecture,
    ( multiply(sk_c7,sk_c6) = sk_c8
    | inverse(sk_c4) = sk_c8 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_7) ).

cnf(prove_this_10,negated_conjecture,
    ( multiply(sk_c1,sk_c8) = sk_c7
    | multiply(sk_c3,sk_c6) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_10) ).

cnf(prove_this_11,negated_conjecture,
    ( multiply(sk_c1,sk_c8) = sk_c7
    | inverse(sk_c3) = sk_c6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_11) ).

cnf(prove_this_15,negated_conjecture,
    ( inverse(sk_c1) = sk_c8
    | multiply(sk_c2,sk_c8) = sk_c7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_15) ).

cnf(prove_this_16,negated_conjecture,
    ( inverse(sk_c1) = sk_c8
    | inverse(sk_c2) = sk_c8 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_16) ).

cnf(prove_this_22,negated_conjecture,
    ( multiply(sk_c7,sk_c6) != sk_c8
    | multiply(X,sk_c8) != sk_c7
    | inverse(X) != sk_c8
    | multiply(Y,sk_c8) != sk_c7
    | inverse(Y) != sk_c8
    | multiply(Z,sk_c6) != sk_c7
    | inverse(Z) != sk_c6
    | multiply(sk_c8,U) != sk_c6
    | multiply(V,sk_c8) != U
    | inverse(V) != sk_c8 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_22) ).

cnf(26,plain,
    ( multiply(sk_c7,sk_c6) != sk_c8
    | multiply(X,sk_c8) != sk_c7
    | inverse(X) != sk_c8
    | multiply(Y,sk_c6) != sk_c7
    | inverse(Y) != sk_c6
    | multiply(sk_c8,Z) != sk_c6
    | multiply(U,sk_c8) != Z
    | inverse(U) != sk_c8 ),
    inference('CONDENSE',[status(thm)],[prove_this_22]) ).

cnf(31,plain,
    X = multiply(inverse(Y),multiply(Y,X)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[associativity,left_inverse,theory(equality)]),left_identity,theory(equality)]) ).

cnf(32,plain,
    multiply(multiply(X,inverse(Y)),Y) = multiply(X,identity),
    inference('PARAMODULATE',[status(thm)],[associativity,left_inverse,theory(equality)]) ).

cnf(121,plain,
    X = multiply(inverse(inverse(X)),identity),
    inference('PARAMODULATE',[status(thm)],[31,left_inverse,theory(equality)]) ).

cnf(122,plain,
    multiply(X,Y) = multiply(inverse(inverse(X)),Y),
    inference('PARAMODULATE',[status(thm)],[31,31,theory(equality)]) ).

cnf(123,plain,
    X = multiply(X,identity),
    inference('REWRITE',[status(thm)],[121,122,theory(equality)]) ).

cnf(124,plain,
    multiply(multiply(X,inverse(Y)),Y) = X,
    inference('REWRITE',[status(thm)],[32,123,theory(equality)]) ).

cnf(126,plain,
    ( inverse(sk_c1) = sk_c8
    | sk_c8 = multiply(inverse(sk_c2),sk_c7) ),
    inference('PARAMODULATE',[status(thm)],[31,prove_this_15,theory(equality)]) ).

cnf(144,plain,
    ( multiply(sk_c7,sk_c6) = sk_c8
    | sk_c8 = multiply(inverse(sk_c4),sk_c5) ),
    inference('PARAMODULATE',[status(thm)],[31,prove_this_6,theory(equality)]) ).

cnf(152,plain,
    ( multiply(sk_c7,sk_c6) != sk_c8
    | multiply(X,sk_c8) != sk_c7
    | inverse(X) != sk_c8
    | multiply(Y,sk_c6) != sk_c7
    | inverse(Y) != sk_c6
    | sk_c6 != sk_c8
    | multiply(Z,sk_c8) != identity
    | inverse(Z) != sk_c8 ),
    inference('PARAMODULATE',[status(thm)],[26,123,theory(equality)]) ).

cnf(153,plain,
    X = inverse(inverse(X)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[124,left_inverse,theory(equality)]),left_identity,theory(equality)]) ).

cnf(164,plain,
    multiply(X,inverse(X)) = identity,
    inference('PARAMODULATE',[status(thm)],[left_inverse,153,theory(equality)]) ).

cnf(242,plain,
    ( inverse(sk_c1) = sk_c8
    | sk_c8 = multiply(sk_c8,sk_c7) ),
    inference('PARAMODULATE',[status(thm)],[126,prove_this_16,theory(equality)]) ).

cnf(247,plain,
    ( inverse(sk_c1) = sk_c8
    | identity = sk_c7 ),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[31,242,theory(equality)]),left_inverse,theory(equality)]) ).

cnf(252,plain,
    ( identity = sk_c7
    | multiply(sk_c1,sk_c8) = identity ),
    inference('PARAMODULATE',[status(thm)],[164,247,theory(equality)]) ).

cnf(265,plain,
    ( identity = sk_c7
    | inverse(sk_c3) = sk_c6 ),
    inference('PARAMODULATE',[status(thm)],[prove_this_11,252,theory(equality)]) ).

cnf(267,plain,
    ( identity = sk_c7
    | multiply(sk_c3,sk_c6) = sk_c7 ),
    inference('PARAMODULATE',[status(thm)],[prove_this_10,252,theory(equality)]) ).

cnf(280,plain,
    ( identity = sk_c7
    | multiply(sk_c3,sk_c6) = identity ),
    inference('PARAMODULATE',[status(thm)],[164,265,theory(equality)]) ).

cnf(578,plain,
    identity = sk_c7,
    inference('PARAMODULATE',[status(thm)],[267,280,theory(equality)]) ).

cnf(583,plain,
    ( sk_c6 = sk_c8
    | multiply(sk_c8,sk_c5) = sk_c6 ),
    inference('REWRITE',[status(thm)],[prove_this_5,left_identity,578,theory(equality)]) ).

cnf(585,plain,
    ( sk_c6 = sk_c8
    | inverse(sk_c4) = sk_c8 ),
    inference('REWRITE',[status(thm)],[prove_this_7,left_identity,578,theory(equality)]) ).

cnf(662,plain,
    ( sk_c6 = sk_c8
    | sk_c8 = multiply(inverse(sk_c4),sk_c5) ),
    inference('REWRITE',[status(thm)],[144,left_identity,578,theory(equality)]) ).

cnf(666,plain,
    ( sk_c6 != sk_c8
    | multiply(X,sk_c6) != identity
    | inverse(X) != sk_c6
    | multiply(Y,sk_c8) != identity
    | inverse(Y) != sk_c8 ),
    inference('CONDENSE',[status(thm)],[inference('REWRITE',[status(thm)],[152,left_identity,578,theory(equality)])]) ).

cnf(810,plain,
    ( sk_c6 = sk_c8
    | sk_c8 = multiply(sk_c8,sk_c5) ),
    inference('PARAMODULATE',[status(thm)],[662,585,theory(equality)]) ).

cnf(811,plain,
    sk_c6 = sk_c8,
    inference('PARAMODULATE',[status(thm)],[583,810,theory(equality)]) ).

cnf(950,plain,
    ( multiply(X,sk_c6) != identity
    | inverse(X) != sk_c6 ),
    inference('CONDENSE',[status(thm)],[inference('REWRITE',[status(thm)],[666,811,theory(equality)])]) ).

cnf(1003,plain,
    $false,
    inference('HYPERRESOLVE',[status(thm)],[950,left_inverse,153]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP355-1 : TPTP v8.1.0. Released v2.5.0.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.13/0.33  % Computer : n014.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 13 05:55:22 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.46  #<PACKAGE "SNARK-USER">
% 0.19/0.46  * 
% 0.19/0.46  SNARK-TPTP-OPTIONS
% 0.19/0.46  * 
% 0.19/0.46  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.46   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.46   (USE-FACTORING :POS)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.46   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.46   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.46   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.46   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.46   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.46   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.46   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.46   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.46  * 
% 0.19/0.46  "."
% 0.19/0.46  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T05:55:22
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n014.cluster.edu at 2022-06-13T05:55:22
% 0.19/0.48  
% 0.19/0.48  ; Recognized left identity assertion (= (|multiply| |identity| ?X) ?X).
% 0.19/0.48  ; Recognized possible left inverse assertion (= (|multiply| (|inverse| ?X) ?X) |identity|).
% 2.00/2.18  ; Recognized associativity assertion (= (|multiply| (|multiply| ?X ?Y) ?Z) (|multiply| ?X (|multiply| ?Y ?Z))).
% 2.00/2.18  
% 2.00/2.18  #||
% 2.00/2.18  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.00/2.18  % SZS output start Refutation
% See solution above
% 2.00/2.19  ||#
% 2.00/2.19  
% 2.00/2.19  ; Summary of computation:
% 2.00/2.19  ;      9275 formulas have been input or derived (from 169 formulas).
% 2.00/2.19  ;      1003 (11%) were retained.  Of these,
% 2.00/2.19  ;          792 (79%) were simplified or subsumed later,
% 2.00/2.19  ;          211 (21%) are still being kept.
% 2.00/2.19  ; 
% 2.00/2.19  ; Run time in seconds excluding printing time:
% 2.00/2.19  ;     0.005   0%   Read assertion file          (1 call)
% 2.00/2.19  ;     0.002   0%   Assert                       (25 calls)
% 2.00/2.19  ;     0.088   5%   Process new row              (5,001 calls)
% 2.00/2.19  ;     0.827  48%   Resolution                   (336 calls)
% 2.00/2.19  ;     0.034   2%   Paramodulation               (168 calls)
% 2.00/2.19  ;     0.000   0%   Factoring                    (149 calls)
% 2.00/2.19  ;     0.021   1%   Condensing                   (3,990 calls)
% 2.00/2.19  ;     0.424  25%   Forward subsumption          (3,990 calls)
% 2.00/2.19  ;     0.031   2%   Backward subsumption         (957 calls)
% 2.00/2.19  ;     0.025   1%   Clause clause subsumption    (5,660 calls)
% 2.00/2.19  ;     0.165  10%   Forward simplification       (4,733 calls)
% 2.00/2.19  ;     0.022   1%   Backward simplification      (1,002 calls)
% 2.00/2.19  ;     0.029   2%   Ordering                     (10,164 calls)
% 2.00/2.19  ;     0.000   0%   Sortal reasoning             (32 calls)
% 2.00/2.19  ;     0.000   0%   Purity testing               (1 call)
% 2.00/2.19  ;     0.046   3%   Other
% 2.00/2.19  ;     1.719        Total
% 2.00/2.19  ;     1.729        Real time
% 2.00/2.19  ; 
% 2.00/2.19  ; Term-hash-array has 712 terms in all.
% 2.00/2.19  ; Feature-vector-row-index has 180 entries (493 at peak, 957 added, 777 deleted).
% 2.00/2.19  ; Feature-vector-row-index has 909 nodes (3,844 at peak, 6,886 added, 5,977 deleted).
% 2.00/2.19  ;  Retrieved 29,287 possibly forward subsuming rows in 3,990 calls.
% 2.00/2.19  ;  Retrieved 693 possibly backward subsumed rows in 957 calls.
% 2.00/2.19  ; Path-index has 310 entries (541 at peak, 931 added, 621 deleted).
% 2.00/2.19  ; Path-index has 301 nodes (359 at peak, 486 added, 185 deleted).
% 2.00/2.19  ; Trie-index has 310 entries (541 at peak, 931 added, 621 deleted).
% 2.00/2.19  ; Trie-index has 823 nodes (1,199 at peak, 2,010 added, 1,187 deleted).
% 2.00/2.19  ; Retrieved 3,155 generalization terms in 33,799 calls.
% 2.00/2.19  ; Retrieved 129 instance terms in 63 calls.
% 2.00/2.19  ; Retrieved 769,826 unifiable terms in 27,967 calls.
% 2.00/2.19  ; 
% 2.00/2.19  ; The agenda of rows to process has 49 entries:
% 2.00/2.19  ;     1 with value 10             14 with value 15              10 with value 20
% 2.00/2.19  ;     1 with value 12              1 with value 16              12 with value 21
% 2.00/2.19  ;     1 with value 13              2 with value 17               1 with value 22
% 2.00/2.19  ;     4 with value 14              1 with value 19               1 with value 23
% 2.00/2.19  ; The agenda of rows to give has 166 entries:
% 2.00/2.19  ;     7 with value (4 16)         31 with value (4 20)          12 with value (4 24)
% 2.00/2.19  ;    18 with value (4 17)         18 with value (4 21)           4 with value (4 25)
% 2.00/2.19  ;    19 with value (4 18)         12 with value (4 22)           1 with value (4 26)
% 2.00/2.19  ;    30 with value (4 19)         14 with value (4 23)
% 2.00/2.19  Evaluation took:
% 2.00/2.19    1.729 seconds of real time
% 2.00/2.19    1.673576 seconds of user run time
% 2.00/2.19    0.055866 seconds of system run time
% 2.00/2.19    [Run times include 0.054 seconds GC run time.]
% 2.00/2.19    0 calls to %EVAL
% 2.00/2.19    0 page faults and
% 2.00/2.19    153,882,840 bytes consed.
% 2.00/2.19  :PROOF-FOUND
% 2.00/2.19  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T05:55:24
% 2.00/2.19  :PROOF-FOUND
% 2.00/2.19  * 
%------------------------------------------------------------------------------