TSTP Solution File: SYO656-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SYO656-1 : TPTP v8.1.0. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n004.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 19:44:48 EDT 2022

% Result   : Unsatisfiable 1.53s 1.74s
% Output   : Refutation 1.53s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   19 (   8 unt;   9 nHn;  15 RR)
%            Number of literals    :   86 (   0 equ;  56 neg)
%            Maximal clause size   :   29 (   4 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   :   21 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(clause_1185,axiom,
    ( ~ iLEQ(suc(X),suc(Y))
    | ~ 'E'('0',f(suc(X)))
    | ~ 'E'('0',f(suc(Z)))
    | ~ iLEQ(suc(U),suc(X))
    | ~ 'E'('0',f(suc(V)))
    | ~ 'E'('0',f(V))
    | ~ 'E'('0',f(suc(Y)))
    | ~ 'E'('0',f(W))
    | ~ iLEQ(suc(V),suc(U))
    | ~ iLEQ(suc(Y),suc(Z))
    | ~ 'E'('0',f(Y))
    | ~ 'E'('0',f(suc(U)))
    | ~ 'E'('0',f(U))
    | ~ 'E'('0',f(suc(W)))
    | ~ 'E'('0',f(Z))
    | ~ 'E'('0',f(X))
    | ~ iLEQ(suc(Z),suc(W))
    | 'E'(f(U),f(suc(U)))
    | 'E'(f(Y),f(suc(Y)))
    | 'E'(f(Z),f(suc(Z)))
    | 'E'(f(X),f(suc(X)))
    | 'E'(f(V),f(suc(V)))
    | 'E'(f(W),f(suc(W))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_1185) ).

cnf(clause_181,axiom,
    ( ~ 'E'('0',f(X))
    | ~ 'E'('0',f(suc(X)))
    | 'E'(f(X),f(suc(X)))
    | iLEQ(suc(X),suc(X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_181) ).

cnf(clause_613,axiom,
    ~ 'LE'(f(z),'0'),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_613) ).

cnf(clause_73,axiom,
    ( ~ 'LE'(f(suc(suc(X))),s('0'))
    | 'E'('0',f(suc(suc(X))))
    | 'LE'(f(X),'0') ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_73) ).

cnf(clause_1201,axiom,
    ( ~ 'E'('0',f(suc(suc(X))))
    | ~ iLEQ(suc(Y),suc(Z))
    | ~ 'E'('0',f(suc(Y)))
    | ~ 'E'('0',f(suc(U)))
    | ~ iLEQ(suc(V),suc(Y))
    | ~ 'E'(f(V),f(suc(V)))
    | ~ 'E'('0',f(suc(suc(V))))
    | ~ 'E'('0',f(suc(W)))
    | ~ 'E'(f(Z),f(suc(Z)))
    | ~ 'E'('0',f(suc(suc(W))))
    | ~ 'E'('0',f(suc(suc(Y))))
    | ~ 'E'('0',f(W))
    | ~ 'E'('0',f(suc(Z)))
    | ~ 'E'('0',f(X))
    | ~ iLEQ(suc(W),suc(V))
    | ~ 'E'(f(U),f(suc(U)))
    | ~ iLEQ(suc(Z),suc(U))
    | ~ 'E'(f(Y),f(suc(Y)))
    | ~ 'E'('0',f(suc(suc(U))))
    | ~ 'E'(f(W),f(suc(W)))
    | ~ 'E'('0',f(Z))
    | ~ 'E'(f(X),f(suc(X)))
    | ~ 'E'('0',f(suc(V)))
    | ~ 'E'('0',f(V))
    | ~ 'E'('0',f(suc(X)))
    | ~ 'E'('0',f(U))
    | ~ 'E'('0',f(suc(suc(Z))))
    | ~ 'E'('0',f(Y))
    | ~ iLEQ(suc(U),suc(X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_1201) ).

cnf(clause_968,axiom,
    ( ~ 'LE'(f(suc(X)),s('0'))
    | 'E'('0',f(suc(X)))
    | 'LE'(f(X),'0') ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_968) ).

cnf(clause_1005,axiom,
    ( ~ 'LE'(f(X),s('0'))
    | 'E'('0',f(X))
    | 'LE'(f(X),'0') ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_1005) ).

cnf(clause_1153,axiom,
    'LE'(f(X),s('0')),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_1153) ).

cnf(clause_854,axiom,
    ( ~ 'E'('0',f(suc(suc(X))))
    | ~ 'E'('0',f(suc(X)))
    | ~ 'E'(f(X),f(suc(X)))
    | ~ 'E'('0',f(X))
    | iLEQ(suc(X),suc(X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_854) ).

cnf(72,plain,
    ( 'E'('0',f(X))
    | 'LE'(f(X),'0') ),
    inference('REWRITE',[status(thm)],[clause_1005,clause_1153]) ).

cnf(73,plain,
    ( 'E'('0',f(suc(X)))
    | 'LE'(f(X),'0') ),
    inference('REWRITE',[status(thm)],[clause_968,clause_1153]) ).

cnf(74,plain,
    ( 'E'('0',f(suc(suc(X))))
    | 'LE'(f(X),'0') ),
    inference('REWRITE',[status(thm)],[clause_73,clause_1153]) ).

cnf(75,plain,
    'E'('0',f(z)),
    inference('HYPERRESOLVE',[status(thm)],[clause_613,72]) ).

cnf(76,plain,
    'E'('0',f(suc(z))),
    inference('HYPERRESOLVE',[status(thm)],[clause_613,73]) ).

cnf(77,plain,
    'E'('0',f(suc(suc(z)))),
    inference('HYPERRESOLVE',[status(thm)],[clause_613,74]) ).

cnf(78,plain,
    ( 'E'(f(z),f(suc(z)))
    | iLEQ(suc(z),suc(z)) ),
    inference('HYPERRESOLVE',[status(thm)],[clause_181,76,75]) ).

cnf(80,plain,
    'E'(f(z),f(suc(z))),
    inference('HYPERRESOLVE',[status(thm)],[clause_1185,78,78,76,76,78,76,75,76,75,78,75,76,75,76,75,75,78]) ).

cnf(81,plain,
    iLEQ(suc(z),suc(z)),
    inference('HYPERRESOLVE',[status(thm)],[clause_854,80,77,76,75]) ).

cnf(82,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[clause_1201,80,77,76,76,80,77,76,80,77,77,75,76,75,80,80,77,80,75,76,75,76,75,77,75]),81]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SYO656-1 : TPTP v8.1.0. Released v7.3.0.
% 0.12/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n004.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Sat Jul  9 00:54:07 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox/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  * 
% 0.19/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47   (USE-FACTORING :POS)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47  * 
% 0.19/0.47  "."
% 0.19/0.47  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T00:54:07
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n004.cluster.edu at 2022-07-09T00:54:07
% 1.53/1.74  
% 1.53/1.74  
% 1.53/1.74  #||
% 1.53/1.74  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.53/1.74  % SZS output start Refutation
% See solution above
% 1.53/1.74  ||#
% 1.53/1.74  
% 1.53/1.74  ; Summary of computation:
% 1.53/1.74  ;        95 formulas have been input or derived (from 77 formulas).
% 1.53/1.74  ;        82 (86%) were retained.  Of these,
% 1.53/1.74  ;            4 ( 5%) were simplified or subsumed later,
% 1.53/1.74  ;           78 (95%) are still being kept.
% 1.53/1.74  ; 
% 1.53/1.74  ; Run time in seconds excluding printing time:
% 1.53/1.74  ;     0.103   8%   Read assertion file          (1 call)
% 1.53/1.74  ;     0.036   3%   Assert                       (71 calls)
% 1.53/1.74  ;     0.029   2%   Process new row              (82 calls)
% 1.53/1.74  ;     0.131  10%   Resolution                   (152 calls)
% 1.53/1.74  ;     0.008   1%   Paramodulation               (76 calls)
% 1.53/1.74  ;     0.000   0%   Factoring                    (4 calls)
% 1.53/1.74  ;     0.064   5%   Condensing                   (74 calls)
% 1.53/1.74  ;     0.007   1%   Forward subsumption          (74 calls)
% 1.53/1.74  ;     0.009   1%   Backward subsumption         (74 calls)
% 1.53/1.74  ;     0.839  67%   Clause clause subsumption    (866 calls)
% 1.53/1.74  ;     0.007   1%   Forward simplification       (82 calls)
% 1.53/1.74  ;     0.001   0%   Backward simplification      (82 calls)
% 1.53/1.74  ;     0.000   0%   Ordering                     (10 calls)
% 1.53/1.74  ;     0.000   0%   Sortal reasoning             (32 calls)
% 1.53/1.74  ;     0.000   0%   Purity testing               (1 call)
% 1.53/1.74  ;     0.015   1%   Other
% 1.53/1.74  ;     1.249        Total
% 1.53/1.74  ;     1.274        Real time
% 1.53/1.74  ; 
% 1.53/1.74  ; Term-hash-array has 81 terms in all.
% 1.53/1.74  ; Feature-vector-row-index has 70 entries (71 at peak, 74 added, 4 deleted).
% 1.53/1.74  ; Feature-vector-row-index has 145 nodes (152 at peak, 173 added, 28 deleted).
% 1.53/1.74  ;  Retrieved 433 possibly forward subsuming rows in 74 calls.
% 1.53/1.74  ;  Retrieved 433 possibly backward subsumed rows in 74 calls.
% 1.53/1.74  ; Path-index has 81 entries (81 at peak, 85 added, 4 deleted).
% 1.53/1.74  ; Path-index has 62 nodes (62 at peak, 66 added, 4 deleted).
% 1.53/1.74  ; Trie-index has 81 entries (81 at peak, 85 added, 4 deleted).
% 1.53/1.74  ; Trie-index has 67 nodes (67 at peak, 79 added, 12 deleted).
% 1.53/1.74  ; Retrieved 1 generalization term in 16 calls.
% 1.53/1.74  ; Retrieved 9 instance terms in 7 calls.
% 1.53/1.74  ; Retrieved 102,163 unifiable terms in 33,005 calls.
% 1.53/1.74  ; 
% 1.53/1.74  ; The agenda of rows to give has 2 entries:
% 1.53/1.74  ;     1 with value (4 11)          1 with value (4 24)
% 1.53/1.74  Evaluation took:
% 1.53/1.74    1.274 seconds of real time
% 1.53/1.74    1.226764 seconds of user run time
% 1.53/1.74    0.027202 seconds of system run time
% 1.53/1.74    [Run times include 0.066 seconds GC run time.]
% 1.53/1.74    0 calls to %EVAL
% 1.53/1.74    0 page faults and
% 1.53/1.74    204,236,184 bytes consed.
% 1.53/1.74  :PROOF-FOUND
% 1.53/1.74  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T00:54:09
% 1.53/1.74  :PROOF-FOUND
% 1.53/1.74  * 
%------------------------------------------------------------------------------