--- /dev/null
+3109
+golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+
+go.sum database tree
+3511949
+Jywwv5CHJmgXG6gvokIT4eCs9d5mSQb4UCwwcLTLVh8=
+
+— sum.golang.org Az3grqqwJpyY0Y3CZeRgMmCifFLOm5H7YkmvprgJ7FgtORnRqH829NWWhqMxyr36yROytItxg5Sc1I3UltqN0MjEMAM=