| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/opentracing/opentracing-go | |
| github.com/uber/jaeger-client-go | Package jaeger implements an OpenTracing (http://opentracing.io) Tracer. |
| github.com/uber/jaeger-client-go/transport | Package transport defines various transports that can be used with RemoteReporter to send spans out of process. |
| github.com/uber/jaeger-client-go/transport/udp | |
| io | Package io provides basic interfaces to I/O primitives. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |