While running `./bin/storage upgrade` I got the following error:
```Applying patch 'phabricator:20150609.spaces.1.pholio.sql'...
[2015-06-13 20:12:40] EXCEPTION: (AphrontQueryException) #1060: Duplicate column name 'spacePHID' at [<phutil>/src/aphront/storage/connection/mysql/AphrontBaseMySQLDatabaseConnection.php:311]
arcanist(head=master, ref.master=cdaa0e32e473), phabricator(head=master, ref.master=e74f027f0ac2, custom=1), phutil(head=master, ref.master=a9e581f6488f)
#0 AphrontBaseMySQLDatabaseConnection::throwQueryCodeException(integer, string) called at [<phutil>/src/aphront/storage/connection/mysql/AphrontBaseMySQLDatabaseConnection.php:275]
#1 AphrontBaseMySQLDatabaseConnection::throwQueryException(mysqli) called at [<phutil>/src/aphront/storage/connection/mysql/AphrontBaseMySQLDatabaseConnection.php:181]
#2 AphrontBaseMySQLDatabaseConnection::executeRawQuery(string) called at [<phutil>/src/xsprintf/queryfx.php:6]
#3 queryfx(AphrontMySQLiDatabaseConnection, string, string) called at [<phabricator>/src/infrastructure/storage/management/PhabricatorStorageManagementAPI.php:220]
#4 PhabricatorStorageManagementAPI::applyPatchSQL(string) called at [<phabricator>/src/infrastructure/storage/management/PhabricatorStorageManagementAPI.php:188]
#5 PhabricatorStorageManagementAPI::applyPatch(PhabricatorStoragePatch) called at [<phabricator>/src/infrastructure/storage/management/workflow/PhabricatorStorageManagementUpgradeWorkflow.php:190]
#6 PhabricatorStorageManagementUpgradeWorkflow::execute(PhutilArgumentParser) called at [<phutil>/src/parser/argument/PhutilArgumentParser.php:406]
#7 PhutilArgumentParser::parseWorkflowsFull(array) called at [<phutil>/src/parser/argument/PhutilArgumentParser.php:301]
#8 PhutilArgumentParser::parseWorkflows(array) called at [<phabricator>/scripts/sql/manage_storage.php:176]```
The web interface was down and all daemons were stopped. Is this a bug or I am doing something wrong?