From 960e9c560e335c65d378805fdb2594e7079a0c45 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Fri, 9 Feb 2018 15:05:41 +0100
Subject: [PATCH] nix: Ensure that the user sees errors from substituters

---
 src/libstore/build.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 9f669f7e4..392b494e6 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -3688,8 +3688,8 @@ void SubstitutionGoal::tryNext()
         && !sub->isTrusted
         && !info->checkSignatures(worker.store, worker.store.publicKeys))
     {
-        printInfo(format("warning: substituter '%s' does not have a valid signature for path '%s'")
-            % sub->getUri() % storePath);
+        printError("warning: substituter '%s' does not have a valid signature for path '%s'",
+            sub->getUri(), storePath);
         tryNext();
         return;
     }
@@ -3779,7 +3779,7 @@ void SubstitutionGoal::finished()
     try {
         promise.get_future().get();
     } catch (Error & e) {
-        printInfo(e.msg());
+        printError(e.msg());
 
         /* Try the next substitute. */
         state = &SubstitutionGoal::tryNext;