So r u saying that you cant free your log file after running :

Backup log DBNAME with truncate_only

DBCC Shrinkfile ('Log')

You can try restaring your SQL service before you restart machine.

1.To bring back your database from Norecovery to recovery

RESTORE DATABASE databasename WITH RECOVERY

In above statement change 'databasename' to your orignal database name.

2. Does both of your DB's are on...