| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| 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/containerd/containerd/mount | |
| github.com/containerd/containerd/namespaces | |
| github.com/containerd/typeurl | |
| github.com/gogo/protobuf/types | Package types contains code for interacting with well-known types. |
| github.com/opencontainers/runtime-spec/specs-go | |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |