Comment 4 for bug 1162945

Confirming. I am unable to install nvidia-cuda-toolkit with nvidia-313-updates installed.

$ apt-cache policy nvidia-313-updates
nvidia-313-updates:
  Installed: 313.26-0ubuntu3
  Candidate: 313.26-0ubuntu3
  Version table:
 *** 313.26-0ubuntu3 0
        500 http://archive.ubuntu.com/ubuntu/ raring/restricted amd64 Packages
        100 /var/lib/dpkg/status

$ sudo apt-get install nvidia-cuda-toolkit
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
  libcublas5.0 libcudart5.0 libcufft5.0 libcuinj64-5.0 libcurand5.0 libcusparse5.0 libnpp5.0 libnvtoolsext5.0 libthrust-dev
  libvdpau-dev libvdpau1 nvidia-304 nvidia-cuda-dev nvidia-cuda-doc nvidia-cuda-gdb nvidia-current nvidia-opencl-dev
  nvidia-profiler nvidia-visual-profiler opencl-headers
Suggested packages:
  libvdpau-doc nvidia-vdpau-driver vdpau-driver libcupti-dev
The following packages will be REMOVED:
  nvidia-313-updates
The following NEW packages will be installed:
  libcublas5.0 libcudart5.0 libcufft5.0 libcuinj64-5.0 libcurand5.0 libcusparse5.0 libnpp5.0 libnvtoolsext5.0 libthrust-dev
  libvdpau-dev libvdpau1 nvidia-304 nvidia-cuda-dev nvidia-cuda-doc nvidia-cuda-gdb nvidia-cuda-toolkit nvidia-current
  nvidia-opencl-dev nvidia-profiler nvidia-visual-profiler opencl-headers
0 upgraded, 21 newly installed, 1 to remove and 0 not upgraded.
Need to get 332 MB of archives.
After this operation, 606 MB of additional disk space will be used.
Do you want to continue [Y/n]? n
Abort.