udo emerge -va nwn

These are the packages that would be merged, in order:

Calculating dependencies           ... done!
[ebuild IN     ] games-rpg/nwn-data-1.29-r4  USE="cdinstall nowin videos -hou -sou" LINGUAS="en -de -es -fr -it" 0 kB
[ebuild  N     ] games-rpg/nwn-1.69-r1  USE="-hou -sou" 401,437 kB

Total: 2 packages (2 new, 1 interactive), Size of downloads: 401,437 kB

Would you like to merge these packages? [Yes/No]

>>> Verifying ebuild manifests

>>> Starting parallel fetch

>>> Emerging (1 of 2) games-rpg/nwn-data-1.29-r4
 * nwclient129.tar.gz RMD160 SHA1 SHA256 size ;-) ...                                                                                                                                                                                    [ ok ]
 * nwresources129.tar.gz RMD160 SHA1 SHA256 size ;-) ...                                                                                                                                                                                 [ ok ]
 * nwn.png RMD160 SHA1 SHA256 size ;-) ...                                                                                                                                                                                               [ ok ]
>>> Unpacking source...

ACCESS DENIED  utimensat:    /etc/mtab
Please insert your first Neverwinter Nights CD/DVD into your drive and
press any key to continue

ACCESS DENIED  utimensat:    /etc/mtab
Please insert your first Neverwinter Nights CD/DVD into your drive and
press any key to continue
^C

Exiting on signal 2

!!! select error: (4, 'Interrupted system call')
sandbox:stop  caught signal 2 in pid 8124
Sandboxed process killed by signal: Interrupt
--------------------------- ACCESS VIOLATION SUMMARY ---------------------------
LOG FILE "/var/log/sandbox/sandbox-8124.log"

VERSION 1.0
FORMAT: F - Function called
FORMAT: S - Access Status
FORMAT: P - Path as passed to function
FORMAT: A - Absolute Path (not canonical)
FORMAT: R - Canonical Path
FORMAT: C - Command Line

F: utimensat
S: deny
P: /etc/mtab
A: /etc/mtab
R: /etc/mtab
C: mount