fix dep, impl nonempty

Gopkg.lock

@@ -8,6 +8,7 @@
   version = "v1.2.0"
 
 [[projects]]
+  branch = "master"
   name = "github.com/hanwen/go-fuse"
   packages = [
     "fuse",
@@ -15,8 +16,7 @@
     "fuse/pathfs",
     "splice"
   ]
-  revision = "5690be47d614355a22931c129e1075c25a62e9ac"
-  version = "v20170619"
+  revision = "a9ddcb8a4b609500fc59c89ccc9ee05f00a5fefd"
 
 [[projects]]
   name = "github.com/inconshreveable/mousetrap"
@@ -60,6 +60,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "b608e0349a7dfcc18e5882f75da5d116cf8986b1bc9d87d9b2808093698cd439"
+  inputs-digest = "9bee1a4379bcd4b9176976a3cedac4a5c846c42ebdc54c623d3fb551c6921aa9"
   solver-name = "gps-cdcl"
   solver-version = 1