Imports of package benchmarks

PathSynopsis
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
errorsPackage errors implements functions to manipulate errors.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
ioPackage io provides basic interfaces to I/O primitives.
log/slogPackage slog provides structured logging, in which log records include a message, a severity level, and various other attributes expressed as key-value pairs.
log/slog/internal/bufferPackage buffer provides a pool-allocated byte buffer.
strconvPackage strconv implements conversions to and from string representations of basic data types.
timePackage time provides functionality for measuring and displaying time.