2 files changed, 8 insertions, 1 deletions
diff --git a/src/libstore/binary-cache-store.cc b/src/libstore/binary-cache-store.cc
index 403b4687287e..556fa3d59355 100644
--- a/src/libstore/binary-cache-store.cc
+++ b/src/libstore/binary-cache-store.cc
@@ -313,6 +313,11 @@ void BinaryCacheStore::queryPathInfoUncached(const Path & storePath,
         std::function<void(std::shared_ptr<ValidPathInfo>)> success,
         std::function<void(std::exception_ptr exc)> failure)
 {
+    auto uri = getUri();
+    auto act = std::make_shared<Activity>(*logger, lvlTalkative, actQueryPathInfo,
+        fmt("querying info about '%s' on '%s'", storePath, uri), Logger::Fields{storePath, uri});
+    PushActivity pact(act->id);
+
     auto narInfoFile = narInfoFileFor(storePath);
 
     getFile(narInfoFile,
@@ -323,6 +328,8 @@ void BinaryCacheStore::queryPathInfoUncached(const Path & storePath,
 
             callSuccess(success, failure, (std::shared_ptr<ValidPathInfo>)
                 std::make_shared<NarInfo>(*this, *data, narInfoFile));
+
+            (void) act; // force Activity into this lambda to ensure it stays alive
         },
         failure);
 }
diff --git a/src/libstore/download.cc b/src/libstore/download.cc
index 625e781b4528..054244c7b8b7 100644
--- a/src/libstore/download.cc
+++ b/src/libstore/download.cc
@@ -85,7 +85,7 @@ struct CurlDownloader : public Downloader
         DownloadItem(CurlDownloader & downloader, const DownloadRequest & request)
             : downloader(downloader)
             , request(request)
-            , act(*logger, lvlTalkative, actDownload, fmt("downloading '%s'", request.uri), {}, request.parentAct)
+            , act(*logger, lvlTalkative, actDownload, fmt("downloading '%s'", request.uri), {request.uri}, request.parentAct)
         {
             if (!request.expectedETag.empty())
                 requestHeaders = curl_slist_append(requestHeaders, ("If-None-Match: " + request.expectedETag).c_str());