From 5553019c4ec6c99eeec7c100b37f1da689fd7ea0 Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Sat, 8 Jul 2023 08:14:27 -0400
Subject: [PATCH] switch to new `nix profile`-based installation

---
 .circleci/config.yml | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6b19bdfd5..d8a70b2c4 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -564,15 +564,12 @@ commands:
           # Get cachix for Nix-friendly caching.
           name: "Install Basic Dependencies"
           command: |
-            NIXPKGS="https://github.com/nixos/nixpkgs/archive/nixos-23.05.tar.gz"
-            nix-env \
-              --file $NIXPKGS \
-              --install \
-              -A cachix bash jp
-              # Activate it for "binary substitution".  This sets up
-              # configuration tht lets Nix download something from the cache
-              # instead of building it locally, if possible.
-              cachix use "${CACHIX_NAME}"
+            NIXPKGS="nixpkgs/nixos-23.05"
+            nix profile install $NIXPKGS#cachix $NIXPKGS#bash $NIXPKGS#jp
+            # Activate it for "binary substitution".  This sets up
+            # configuration tht lets Nix download something from the cache
+            # instead of building it locally, if possible.
+            cachix use "${CACHIX_NAME}"
 
       - "checkout"