From a923032c74a4705d8ceac13a67f5cf8e7f6e708b Mon Sep 17 00:00:00 2001
From: Matthew Mazzanti <matthew.mazzanti@gmail.com>
Date: Thu, 11 Nov 2021 11:58:24 -0500
Subject: [PATCH] metrics: set NIX_STORE_DIR

Mirror ca5ecbed4b5775f873fa15d7bf064b00d9e2862a to workaround
NIX_STATE_DIR errors.

As with the other workaround, see:
https://github.com/NixOS/nix/issues/5495#issuecomment-963949707
---
 pkgs/top-level/metrics.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/metrics.nix b/pkgs/top-level/metrics.nix
index c045439da1a..1decb810f97 100644
--- a/pkgs/top-level/metrics.nix
+++ b/pkgs/top-level/metrics.nix
@@ -8,7 +8,8 @@ runCommand "nixpkgs-metrics"
     #requiredSystemFeatures = [ "benchmark" ]; # dedicated machine, by @vcunat last time
   }
   ''
-    export NIX_STATE_DIR=$TMPDIR
+    export NIX_STORE_DIR=$TMPDIR/store
+    export NIX_STATE_DIR=$TMPDIR/state
     export NIX_PAGER=
     nix-store --init