| bytes | Package bytes implements functions for the manipulation of byte slices. | 
    | encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. | 
    | errors | Package errors implements functions to manipulate errors. | 
    | fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. | 
    | golang.org/x/debug/dwarf | Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf | 
    | io | Package io provides basic interfaces to I/O primitives. | 
    | os | Package os provides a platform-independent interface to operating system functionality. | 
    | strconv | Package strconv implements conversions to and from string representations of basic data types. |