src/Pure/Tools/phabricator.scala

     config.execute("config set storage.default-namespace " +
       Bash.string(phabricator_name(name = name).replace("-", "_")))
 
     config.execute("config set storage.mysql-engine.max-size 8388608")
 
-    config.execute("storage upgrade --force")
+    progress.bash("./bin/storage upgrade --force", cwd = config.home.file, echo = true).check
 
 
     /* SSH hosting */
 
     progress.echo("SSH hosting setup...")