From fd959e85743b6059cb6e1fc556b28a86f49a2e68 Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Mon, 3 Jan 2022 13:48:05 -0500
Subject: [PATCH] that didn't work; try a newer image

---
 .circleci/config.yml | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 31f5834..949c0a9 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -148,7 +148,11 @@ jobs:
       # one day someone pushed a bad revision to it and our CI broke.  So now
       # we just pin some recent version.  Who would have thought a floating
       # dependency would cause build instability?
-      - image: "nixos/nix:2.5.1"
+      #
+      # This pre-release image in particular fixes a problem in the 2.5.1
+      # image where no CA certificates are available.
+      # https://github.com/NixOS/nix/issues/5797
+      - image: "nixos/nix:2.6.0pre20211228_f7d22f4-"
 
     # Tahoe-LAFS requires more memory than we get from the default resource
     # class and sometimes we have to build it.
@@ -167,18 +171,6 @@ jobs:
       NIXPKGS: "https://github.com/NixOS/nixpkgs/archive/28abc4e43a24d28729509e2d83f5c4f3b3418189.tar.gz"
 
     steps:
-      - run:
-          # Work around a bug in the 2.5.1 Docker image that prevents it from
-          # having any CA certificates to use to validate any certificates it
-          # encounters (and thus makes it incapable of talking to our binary
-          # caches).
-          #
-          # The work-around is from a comment on the issue
-          # https://github.com/NixOS/nix/issues/5797
-          name: "Fix CA Certificates"
-          command: |
-            ln -s $NIX_SSL_CERT_FILE /etc/ssl/certs/
-
       - run:
           name: "Set up Cachix"
           command: |
-- 
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