Imports github.com/facebookincubator/flog github.com/facebookincubator/nvdtools/cvefeed/nvd github.com/facebookincubator/nvdtools/cvefeed/nvd/schema github.com/facebookincubator/nvdtools/wfn Standard library imports bufio compress/bzip2 compress/gzip container/heap encoding/json errors fmt io io/ioutil math/bits os sort strings sync sync/atomic time unsafe