From 090e262c348b8b81b2d70baa03aa775795fdb28c Mon Sep 17 00:00:00 2001
From: Andrey Vlasov <Mr-Andersen+github@cabal.run>
Date: Wed, 29 Oct 2025 16:59:43 +0400
Subject: [PATCH] Fix: "builder for '/nix/store/...-some-cabal-nixes.drv'
 failed with exit code 1" when last package is a duplicate

---
 nix/build-support/stacklock2nix/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nix/build-support/stacklock2nix/default.nix b/nix/build-support/stacklock2nix/default.nix
index ca981d2..4ea1432 100644
--- a/nix/build-support/stacklock2nix/default.nix
+++ b/nix/build-support/stacklock2nix/default.nix
@@ -520,6 +520,7 @@ let
           mkdir -p "$out"
           cd "$out"
           ${lib.concatMapStrings copyForPkg pkgs}
+          true
         '';
 
   # Similar to callHackage, but instead of internally running cabal2nix, it