root@ip-10-50-0-40:/usr/local/etc/salt # cat minion
providers:
  pkg: pkgng
root@ip-10-50-0-40:/usr/local/etc/salt # cat states/
top.sls        webserver.sls
root@ip-10-50-0-40:/usr/local/etc/salt # cat states/webserver.sls
apache22:
  pkgng:
    - install
root@ip-10-50-0-40:/usr/local/etc/salt # salt-call --local state.highstate -l debug
[DEBUG   ] Loaded pprint_out as virtual pprint
local:
----------
    State: - pkgng
    Name:      apache22
    Function:  install
        Result:    False
        Comment:   State pkgng.install found in sls webserver is unavailable

        Changes:

(Same as above with pkg instead of pkgng in webserver.sls)
[DEBUG   ] Loaded pprint_out as virtual pprint
local:
----------
    State: - pkg
    Name:      apache22
    Function:  install
        Result:    False
        Comment:   State pkg.install found in sls webserver is unavailable

        Changes:
(Same as above with "pkg" and "installed", this seems to be https://github.com/saltstack/salt/issues/8738#issuecomment-29094171 )
ocal:
----------
    State: - pkg
    Name:      apache22
    Function:  installed
        Result:    False
        Comment:   An exception occurred in this state: Traceback (most recent call last):
  File "/usr/local/lib/python2.7/site-packages/salt/state.py", line 1305, in call
    *cdata['args'], **cdata['kwargs'])
  File "/usr/local/lib/python2.7/site-packages/salt/states/pkg.py", line 465, in installed
    **kwargs)
TypeError: install() got an unexpected keyword argument 'skip_verify'

        Changes:
(Same as above with "pkgng" and "installed")
local:
----------
    State: - pkgng
    Name:      apache22
    Function:  installed
        Result:    False
        Comment:   State pkgng.installed found in sls webserver is unavailable

        Changes: