From 8ba7a2d3a8283babea324d3f822c9e5b75a174b4 Mon Sep 17 00:00:00 2001
From: Farid Zakaria <fmzakari@google.com>
Date: Mon, 24 Jan 2022 19:12:13 -0800
Subject: [PATCH] Do not suppress errors in nix-env from feedback by Eelco

---
 src/nix-env/nix-env.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index f95754599..d2636abf7 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -948,7 +948,8 @@ static void queryJSON(Globals & globals, vector<DrvInfo> & elems, bool printOutP
         } catch (AssertionError & e) {
             printMsg(lvlTalkative, "skipping derivation named '%1%' which gives an assertion failure", i.queryName());
         } catch (Error & e) {
-            printMsg(lvlError, "skipping derivation named '%1%' which gives an error '%2%'", i.queryName(), e.msg());
+            e.addTrace(std::nullopt, "while querying the derivation named '%1%'", i.queryName());
+            throw;
         }
     }
 }