adding sudo in nix-shell dependencies.

3 jobs for master in 18 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
failed #15944
nix.test

00:00:18

failed #15941
nix.test

00:02:31

failed #15942
nix.test

00:00:32

 
Name Stage Failure
failed
nix.test Test
Cloning into '/builds/vreis/argotest'...
Checking out 40a67372 as master...
Skipping Git submodules setup
$ export PATH=$PATH:/run/current-system/sw/bin; unset SSL_CERT_FILE; unset GIT_SSL_CAINFO
$ echo $PATH
/nix/var/nix/profiles/default/bin:/nix/var/nix/profiles/default/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/run/current-system/sw/bin
$ nix-env -iA nixpkgs.git
error: attribute 'nixpkgs' in selection path 'nixpkgs.git' not found
ERROR: Job failed: exit code 1