kmx.io/rbpkg

diff --git a/lib/rbpkg.rb b/lib/rbpkg.rb
index e55958c..ee41d0b 100644
--- a/lib/rbpkg.rb
+++ b/lib/rbpkg.rb
@@ -63,17 +63,22 @@ module Rbpkg
             file = "#{name}.status"
             if ! status[name] || ! FileUtils.uptodate?(file, [subdir_file])
               FileUtils.cp(subdir_file, file)
-              case File.read(file).strip
+              case s = File.read(file).strip
               when "running"
                 status[name] = :running
+                verbose(3, "status[#{name.inspect}] = :running")
               when "ko"
                 if status[name] != :running
                   status[name] = :ko
+                  verbose(3, "status[#{name.inspect}] = :ko")
                 end
               when "ok"
                 if ! status[name]
                   status[name] = :ok
+                  verbose(3, "status[#{name.inspect}] = :ok")
                 end
+              else
+                raise "unknown status: #{s}"
               end
             end
           end