main@pc:/etc/apt$ sudo apt install linux-source-3.13.0 linux-tools
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Package linux-source-3.13.0 is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source

Package linux-tools is a virtual package provided by:
  linux-tools-virtual-lts-xenial 4.4.0.109.92 [Not candidate version]
  linux-tools-virtual-lts-wily 4.2.0.42.34 [Not candidate version]
  linux-tools-virtual-lts-vivid 3.19.0.80.62 [Not candidate version]
  linux-tools-virtual-lts-utopic 3.16.0.77.68 [Not candidate version]
  linux-tools-virtual 3.13.0.139.148 [Not candidate version]
  linux-tools-lowlatency-lts-xenial 4.4.0.109.92 [Not candidate version]
  linux-tools-lowlatency-lts-wily 4.2.0.42.34 [Not candidate version]
  linux-tools-lowlatency-lts-vivid 3.19.0.80.62 [Not candidate version]
  linux-tools-lowlatency-lts-utopic 3.16.0.77.68 [Not candidate version]
  linux-tools-lowlatency 3.13.0.139.148 [Not candidate version]
  linux-tools-generic-lts-xenial 4.4.0.109.92 [Not candidate version]
  linux-tools-generic-lts-wily 4.2.0.42.34 [Not candidate version]
  linux-tools-generic-lts-vivid 3.19.0.80.62 [Not candidate version]
  linux-tools-generic-lts-utopic 3.16.0.77.68 [Not candidate version]
  linux-tools-generic-lts-trusty 3.13.0.139.148 [Not candidate version]
  linux-tools-generic-lts-saucy 3.13.0.139.148 [Not candidate version]
  linux-tools-generic 3.13.0.139.148 [Not candidate version]
  linux-tools-virtual 3.13.0.24.28 [Not candidate version]
  linux-tools-lowlatency 3.13.0.24.28 [Not candidate version]
  linux-tools-generic-lts-trusty 3.13.0.24.28 [Not candidate version]
  linux-tools-generic-lts-saucy 3.13.0.24.28 [Not candidate version]
  linux-tools-generic 3.13.0.24.28 [Not candidate version]

E: Package 'linux-source-3.13.0' has no installation candidate
E: Package 'linux-tools' has no installation candidate