Merge pull request #267 from abathur/patch-1

replace language: nix

.travis.yml

@@ -1,5 +1,5 @@
-language: nix
-nix: 2.3.4
+version: ~> 1.0
+import: nix-community/nix-travis-ci:nix.yml@main
 
 notifications:
   irc:
@@ -10,9 +10,6 @@ notifications:
     template:
       - "%{result} - %{branch} \"%{commit_subject}\" %{build_url}"
 
-before_script:
-  - echo "trusted-users = $USER" | sudo tee -a /etc/nix/nix.conf
-  - sudo systemctl restart nix-daemon
 jobs:
   include:
     - name: test pull request