新手环境报错，找不到包

sublime3下执行go run main.go报如下错误： main.go:9:5: cannot find package "server/rest" in any of: /usr/local/go/src/server/rest (from $GOROOT) /Users/runc/code/golang/src/server/rest (from $GOPATH) exit status 1 本机环境： runc:rest > echo $GOROOT /usr/local/go runc:rest > echo $GOPATH /Users/runc/code/golang 项目当前目录： runc:rest > pwd /Users/runc/code/golang/src/rest runc:rest > 求解答！