Same error running your sample:
"Test Task.job" (ConsoleApplication.exe) 4/29/2014 6:28:10 PM ** ERROR **
The attempt to log on to the account associated with the task failed, therefore, the task did not run.
The specific error is:
0x80041314: The task has been configured with an unsupported combination of account settings and run time options.
Verify that the task's Run-as name and password are valid and try again.
[ ***** Most recent entry is above this line ***** ]