Imports github.com/pkg/errors github.com/blang/semver github.com/iamjinlei/memfs github.com/phayes/freeport Standard library imports archive/zip bufio bytes context crypto crypto/rand crypto/rsa crypto/sha1 crypto/x509 encoding/base64 encoding/binary encoding/json errors fmt io io/ioutil mime net/http net/url os os/exec os/signal path path/filepath runtime/debug strconv strings sync syscall time