From 389a2cebed7cd72bda524ece0a56af2888cd80b6 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 21 Oct 2019 13:14:39 +0200
Subject: [PATCH] SourceExprCommand::getSourceExpr(): Allocate more space

Fixes #3140.
---
 src/nix/installables.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nix/installables.cc b/src/nix/installables.cc
index 52f9778fc..0e8bba39d 100644
--- a/src/nix/installables.cc
+++ b/src/nix/installables.cc
@@ -39,7 +39,7 @@ Value * SourceExprCommand::getSourceExpr(EvalState & state)
 
         auto searchPath = state.getSearchPath();
 
-        state.mkAttrs(*vSourceExpr, searchPath.size() + 1);
+        state.mkAttrs(*vSourceExpr, 1024);
 
         mkBool(*state.allocAttr(*vSourceExpr, sToplevel), true);