pkg required to install unneed package

[Slawa Olhovchenkov]

I am have private repo, build by poudriere.

Trying to install py27-dpkt from this repo I am have next messages:

============
# pkg install py27-dpkt
Updating ivs repository catalogue...
ivs repository is up-to-date.
All repositories are up-to-date.

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified

nvidia-driver-340-340.76 is locked and may not be modified

linux-c6-qt47-x11-4.7.2_1 is locked and may not be modified
The following 2 package(s) will be affected (of 0 checked):

New packages to be INSTALLED:
        py27-dpkt: 1.8.8
        nvidia-driver: 346.96

Number of packages to be installed: 2

The process will require 208 MiB more space.
37 MiB to be downloaded.
============

py27-dpkt don't have such dependes:

# pkg rquery "depends %do %dv" py27-dpkt
depends lang/python27 2.7.12
depends devel/py-setuptools27 28.1.0
# pkg rquery "depends %do %dv" lang/python27
depends devel/libffi 3.2.1
# pkg rquery "depends %do %dv" devel/libffi
depends print/indexinfo 0.2.5
# pkg rquery "depends %do %dv" print/indexinfo
# pkg rquery "depends %do %dv" devel/py-setuptools27
depends lang/python27 2.7.12

What is wrong?