TSTP Solution File: SYO664-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SYO664-1 : TPTP v8.1.0. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n009.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 : Thu Jul 21 19:44:52 EDT 2022

% Result   : Unsatisfiable 0.22s 0.53s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   26 (   6 unt;  16 nHn;  19 RR)
%            Number of literals    :   80 (   0 equ;  37 neg)
%            Maximal clause size   :   14 (   3 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-1 aty)
%            Number of variables   :   23 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(clause_37,axiom,
    ( ~ 'E'(s('0'),f(suc(X)))
    | ~ 'E'(s('0'),f(X))
    | ~ 'E'(s('0'),f(suc(Y)))
    | ~ 'E'(s('0'),f(suc(Z)))
    | ~ 'E'(s('0'),f(U))
    | ~ 'E'(s('0'),f(suc(U)))
    | ~ iLEQ(suc(U),suc(Z))
    | ~ 'E'(s('0'),f(Z))
    | ~ iLEQ(suc(V),suc(X))
    | ~ 'E'(s('0'),f(Y))
    | ~ 'E'(s('0'),f(V))
    | ~ iLEQ(suc(X),suc(Y))
    | ~ iLEQ(suc(Z),suc(V))
    | ~ 'E'(s('0'),f(suc(V))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_37) ).

cnf(clause_70,axiom,
    ~ 'LE'(f(z),'0'),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_70) ).

cnf(clause_20,axiom,
    ( ~ 'LE'(f(X),s(s('0')))
    | 'E'(s('0'),f(X))
    | 'LE'(f(X),s('0')) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_20) ).

cnf(clause_66,axiom,
    ( ~ 'E'('0',f(X))
    | ~ 'E'('0',f(suc(Y)))
    | ~ 'E'('0',f(suc(Z)))
    | ~ iLEQ(suc(Z),suc(Y))
    | ~ iLEQ(suc(Y),suc(U))
    | ~ 'E'('0',f(suc(X)))
    | ~ 'E'('0',f(Z))
    | ~ iLEQ(suc(U),suc(X))
    | ~ 'E'('0',f(V))
    | ~ iLEQ(suc(X),suc(V))
    | ~ 'E'('0',f(suc(U)))
    | ~ 'E'('0',f(Y))
    | ~ 'E'('0',f(suc(V)))
    | ~ 'E'('0',f(U)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_66) ).

cnf(clause_58,axiom,
    'LE'(f(X),s(s('0'))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_58) ).

cnf(clause_6,axiom,
    ( ~ 'E'('0',f(X))
    | ~ 'E'('0',f(suc(X)))
    | iLEQ(suc(X),suc(X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_6) ).

cnf(clause_117,axiom,
    ( ~ 'LE'(f(suc(X)),s('0'))
    | 'E'('0',f(suc(X)))
    | 'LE'(f(X),'0') ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_117) ).

cnf(clause_94,axiom,
    ( ~ 'LE'(f(X),s('0'))
    | 'E'('0',f(X))
    | 'LE'(f(X),'0') ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_94) ).

cnf(clause_50,axiom,
    ( ~ 'E'(s('0'),f(X))
    | ~ 'E'(s('0'),f(suc(X)))
    | iLEQ(suc(X),suc(X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_50) ).

cnf(clause_83,axiom,
    ( ~ 'LE'(f(suc(X)),s(s('0')))
    | 'E'(s('0'),f(suc(X)))
    | 'LE'(f(X),s('0')) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_83) ).

cnf(11,plain,
    ( 'E'(s('0'),f(suc(X)))
    | 'LE'(f(X),s('0')) ),
    inference('REWRITE',[status(thm)],[clause_83,clause_58]) ).

cnf(12,plain,
    ( 'E'(s('0'),f(X))
    | 'LE'(f(X),s('0')) ),
    inference('REWRITE',[status(thm)],[clause_20,clause_58]) ).

cnf(13,plain,
    ( 'E'(s('0'),f(X))
    | 'E'('0',f(X))
    | 'LE'(f(X),'0') ),
    inference('HYPERRESOLVE',[status(thm)],[clause_94,12]) ).

cnf(14,plain,
    ( 'E'(s('0'),f(suc(X)))
    | 'E'('0',f(X))
    | 'LE'(f(X),'0') ),
    inference('HYPERRESOLVE',[status(thm)],[clause_94,11]) ).

cnf(15,plain,
    ( 'E'(s('0'),f(suc(X)))
    | 'E'('0',f(suc(X)))
    | 'LE'(f(X),'0') ),
    inference('HYPERRESOLVE',[status(thm)],[clause_117,12]) ).

cnf(16,plain,
    ( 'E'(s('0'),f(suc(suc(X))))
    | 'E'('0',f(suc(X)))
    | 'LE'(f(X),'0') ),
    inference('HYPERRESOLVE',[status(thm)],[clause_117,11]) ).

cnf(17,plain,
    ( 'E'(s('0'),f(z))
    | 'E'('0',f(z)) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_70,13]) ).

cnf(18,plain,
    ( 'E'(s('0'),f(suc(z)))
    | 'E'('0',f(z)) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_70,14]) ).

cnf(19,plain,
    ( 'E'('0',f(z))
    | iLEQ(suc(z),suc(z)) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_50,18,17]) ).

cnf(20,plain,
    'E'('0',f(z)),
    inference('HYPERRESOLVE',[status(thm)],[clause_37,19,18,17,18,18,17,18,17,19,17,17,19,19,18]) ).

cnf(21,plain,
    ( 'E'(s('0'),f(suc(z)))
    | 'E'('0',f(suc(z))) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_70,15]) ).

cnf(22,plain,
    ( 'E'(s('0'),f(suc(suc(z))))
    | 'E'('0',f(suc(z))) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_70,16]) ).

cnf(23,plain,
    ( 'E'('0',f(suc(z)))
    | iLEQ(suc(suc(z)),suc(suc(z))) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_50,22,21]) ).

cnf(24,plain,
    'E'('0',f(suc(z))),
    inference('HYPERRESOLVE',[status(thm)],[clause_37,23,22,21,22,22,21,22,21,23,21,21,23,23,22]) ).

cnf(25,plain,
    iLEQ(suc(z),suc(z)),
    inference('HYPERRESOLVE',[status(thm)],[clause_6,24,20]) ).

cnf(26,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[clause_66,24,20,24,24,20,20,24,20,24,20]),25]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYO664-1 : TPTP v8.1.0. Released v7.3.0.
% 0.13/0.13  % Command  : run-snark %s %d
% 0.14/0.35  % Computer : n009.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 : Fri Jul  8 20:17:37 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.22/0.47  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.22/0.48  * 
% 0.22/0.48  * 
% 0.22/0.49  #<PACKAGE "SNARK-USER">
% 0.22/0.49  * 
% 0.22/0.49  SNARK-TPTP-OPTIONS
% 0.22/0.49  * 
% 0.22/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.22/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.22/0.49   (USE-FACTORING :POS)
% 0.22/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.22/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.22/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.22/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.22/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.22/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.22/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.22/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.22/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.22/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.22/0.49  * 
% 0.22/0.49  "."
% 0.22/0.49  * 
% 0.22/0.49  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-08T20:17:37
% 0.22/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n009.cluster.edu at 2022-07-08T20:17:37
% 0.22/0.53  
% 0.22/0.53  
% 0.22/0.53  #||
% 0.22/0.53  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.22/0.53  % SZS output start Refutation
% See solution above
% 0.22/0.54  ||#
% 0.22/0.54  
% 0.22/0.54  ; Summary of computation:
% 0.22/0.54  ;        37 formulas have been input or derived (from 23 formulas).
% 0.22/0.54  ;        26 (70%) were retained.  Of these,
% 0.22/0.54  ;            8 (31%) were simplified or subsumed later,
% 0.22/0.54  ;           18 (69%) are still being kept.
% 0.22/0.54  ; 
% 0.22/0.54  ; Run time in seconds excluding printing time:
% 0.22/0.54  ;     0.004   9%   Read assertion file          (1 call)
% 0.22/0.54  ;     0.001   2%   Assert                       (10 calls)
% 0.22/0.54  ;     0.002   5%   Process new row              (25 calls)
% 0.22/0.54  ;     0.008  18%   Resolution                   (44 calls)
% 0.22/0.54  ;     0.000   0%   Paramodulation               (22 calls)
% 0.22/0.54  ;     0.000   0%   Factoring                    (12 calls)
% 0.22/0.54  ;     0.002   5%   Condensing                   (19 calls)
% 0.22/0.54  ;     0.001   2%   Forward subsumption          (19 calls)
% 0.22/0.54  ;     0.000   0%   Backward subsumption         (19 calls)
% 0.22/0.54  ;     0.000   0%   Clause clause subsumption    (10 calls)
% 0.22/0.54  ;     0.001   2%   Forward simplification       (25 calls)
% 0.22/0.54  ;     0.001   2%   Backward simplification      (25 calls)
% 0.22/0.54  ;     0.001   2%   Ordering                     (24 calls)
% 0.22/0.54  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.22/0.54  ;     0.000   0%   Purity testing               (1 call)
% 0.22/0.54  ;     0.023  52%   Other
% 0.22/0.54  ;     0.044        Total
% 0.22/0.54  ;     0.049        Real time
% 0.22/0.54  ; 
% 0.22/0.54  ; Term-hash-array has 66 terms in all.
% 0.22/0.54  ; Feature-vector-row-index has 12 entries (15 at peak, 19 added, 7 deleted).
% 0.22/0.54  ; Feature-vector-row-index has 79 nodes (114 at peak, 160 added, 81 deleted).
% 0.22/0.54  ;  Retrieved 8 possibly forward subsuming rows in 19 calls.
% 0.22/0.54  ;  Retrieved 2 possibly backward subsumed rows in 19 calls.
% 0.22/0.54  ; Path-index has 62 entries (66 at peak, 73 added, 11 deleted).
% 0.22/0.54  ; Path-index has 58 nodes (61 at peak, 69 added, 11 deleted).
% 0.22/0.54  ; Trie-index has 62 entries (66 at peak, 73 added, 11 deleted).
% 0.22/0.54  ; Trie-index has 58 nodes (64 at peak, 75 added, 17 deleted).
% 0.22/0.54  ; Retrieved 2 generalization terms in 21 calls.
% 0.22/0.54  ; Retrieved 5 instance terms in 5 calls.
% 0.22/0.54  ; Retrieved 2,189 unifiable terms in 862 calls.
% 0.22/0.54  ; 
% 0.22/0.54  ; The agenda of rows to process has 2 entries:
% 0.22/0.54  ;     2 with value 12
% 0.22/0.54  ; The agenda of rows to give has 1 entry:
% 0.22/0.54  ;     1 with value (4 12)
% 0.22/0.54  Evaluation took:
% 0.22/0.54    0.049 seconds of real time
% 0.22/0.54    0.043139 seconds of user run time
% 0.22/0.54    0.006029 seconds of system run time
% 0.22/0.54    0 calls to %EVAL
% 0.22/0.54    0 page faults and
% 0.22/0.54    5,470,008 bytes consed.
% 0.22/0.54  :PROOF-FOUND
% 0.22/0.54  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-08T20:17:37
% 0.22/0.54  :PROOF-FOUND
% 0.22/0.54  * 
%------------------------------------------------------------------------------