gistfile1.txt

salt \* state.sls blockreplace_state test=true
...
minion01:
----------
          ID: blockreplace_state
    Function: file.blockreplace
        Name: /etc/file
      Result: False
     Comment: An exception occurred in this state: Traceback (most recent call last):
                File "/usr/lib/python2.6/site-packages/salt/state.py", line 1564, in call
                  **cdata['kwargs'])
                File "/usr/lib/python2.6/site-packages/salt/states/file.py", line 2699, in blockreplace
                  show_changes=show_changes
                File "/usr/lib/python2.6/site-packages/salt/modules/file.py", line 1762, in blockreplace
                  'Cannot edit marked block. Markers were not found in file.'
              CommandExecutionError: Cannot edit marked block. Markers were not found in file.
     Started: 10:25:39.061796
    Duration: 17.933 ms
     Changes:   

Summary for minion01
------------
Succeeded: 0
Failed:    1
------------
Total states run:     1
...

salt minion01 state.sls blockreplace_state test=true
minion01:
----------
          ID: blockreplace_state
    Function: file.blockreplace
        Name: /etc/file
      Result: None
     Comment: Changes would be made
     Started: 10:34:59.664798
    Duration: 9.59 ms
     Changes:   
              ----------
              diff:
                  ---  
                  +++  
...

Summary for minion01
------------
Succeeded: 1 (unchanged=1, changed=1)
Failed:    0
------------
Total states run:     1