How you can still have some of these packages is beyond me, especially libsensors4, libsensors4:i386
The only libsensors4 left in sid should be libsensors4-dev, everything else is libsensors5
You should full-upgrade once a week at the least
10:01:12 AM-Fri Feb 22-[piper@x1] $ apt policy libnvidia-cfg1 libnvidia-cfg1:i386 libsensors4 libsensors4:i386 nodejs-dev nvidia-persistenced
libnvidia-cfg1:
Installed: 418.30-0.siduction.3
Candidate: 418.30-0.siduction.3
Version table:
*** 418.30-0.siduction.3 100
1 http://10.10.10.3:3142/packages.siduction.org/extra experimental/non-free amd64 Packages
100 /var/lib/dpkg/status
415.27-1 1
1 http://10.10.10.3:3142/mirror.math.princeton.edu/pub/debian experimental/non-free amd64 Packages
410.93-2 500
500 http://10.10.10.3:3142/mirror.math.princeton.edu/pub/debian unstable/non-free amd64 Packages
libnvidia-cfg1:i386:
Installed: (none)
Candidate: 390.87-8
Version table:
390.87-8 500
500 http://10.10.10.3:3142/mirror.math.princeton.edu/pub/debian unstable/non-free i386 Packages
390.42-0.siduction.1 1
1 http://10.10.10.3:3142/packages.siduction.org/extra experimental/non-free i386 Packages
libsensors4:
Installed: (none)
Candidate: (none)
Version table:
nodejs-dev:
Installed: (none)
Candidate: (none)
Version table:
nvidia-persistenced:
Installed: 410.93-1
Candidate: 410.93-1
Version table:
*** 410.93-1 500
500 http://10.10.10.3:3142/mirror.math.princeton.edu/pub/debian unstable/contrib amd64 Packages
100 /var/lib/dpkg/status
N: Unable to locate package libsensors4:i386
10:01:53 AM-Fri Feb 22-[piper@x1] $