Packages contains files with future timestamps

[Sanzo Miyazawa <miyazawa@smlab.sci.gunma-u.ac.jp>]

Many packages in the potato contains files with future timestamp.

...
Preparing to replace debconf 0.2.48 (using .../debconf_0.2.50_all.deb) ...
Unpacking replacement debconf ...
tar: Archive contains future timestamp 1999-12-18 21:51:05
tar: Archive contains future timestamp 1999-12-18 21:50:47
tar: Archive contains future timestamp 1999-12-18 21:50:47
tar: Archive contains future timestamp 1999-12-18 21:50:47
tar: Archive contains future timestamp 1999-12-18 21:48:28
tar: Archive contains future timestamp 1999-12-18 21:51:06
tar: Archive contains future timestamp 1999-12-18 21:51:04
Preparing to replace fdutils 5.3-2 (using .../fdutils_5.3-3_alpha.deb) ...
Unpacking replacement fdutils ...
Preparing to replace alien 6.51 (using .../archives/alien_6.52_all.deb) ...
Unpacking replacement alien ...
tar: Archive contains future timestamp 1999-12-18 22:17:49
tar: Archive contains future timestamp 1999-12-18 22:17:46
...

Ex.

dpkg --contents /var/cache/apt/archives/hostname_2.07_alpha.deb

tar: Archive contains future timestamp 1999-12-18 22:17:46
drwxr-xr-x root/root         0 1999-12-18 22:17:46 ./
tar: Archive contains future timestamp 1999-12-18 22:17:36
drwxr-xr-x root/root         0 1999-12-18 22:17:36 ./bin/
tar: Archive contains future timestamp 1999-12-18 22:17:36