Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: aefs 0 -> 1
attrpath: aefs
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] these 2 derivations will be built:
  /nix/store/7am5iy5fxrc9g70qh9xxyrp5bz64pq0i-unstable-update-script.drv
  /nix/store/bgzzwzzx4n8z1sn1mc24vyznw9c0yl52-packages.json.drv
this path will be fetched (1.1 MiB download, 7.5 MiB unpacked):
  /nix/store/bngg7032mjqxwfqhy91l1gpccq7ixnip-ShellCheck-0.11.0
copying path '/nix/store/bngg7032mjqxwfqhy91l1gpccq7ixnip-ShellCheck-0.11.0' from 'https://cache.nixos.org'...
building '/nix/store/7am5iy5fxrc9g70qh9xxyrp5bz64pq0i-unstable-update-script.drv'...
building '/nix/store/bgzzwzzx4n8z1sn1mc24vyznw9c0yl52-packages.json.drv'...

Going to be running update for following packages:
 - aefs-0-unstable-2015-05-06

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - aefs-0-unstable-2015-05-06: UPDATING ...
 - aefs-0-unstable-2015-05-06: DONE.

Packages updated!

The diff was empty after rewrites.