    def _make_sqlite_account_info(self, env=None, last_upgrade_to_run=None):
        """
        Returns a new SqliteAccountInfo that has just read the data from the file.

        :param dict env: Override Environment variables.
        """
        # Override HOME to ensure hermetic tests
        with mock.patch('os.environ', env or {'HOME': self.home}):
            return SqliteAccountInfo(
                file_name=self.db_path if not env else None,
                last_upgrade_to_run=last_upgrade_to_run,
            )
The software checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the software to perform invalid actions when the resource is in an unexpected state.