autotests fixes

Signed-off-by: galeon <dertiellis@gmail.com>

tests/net/tst_seasonalpackdownloader.cpp

@@ -94,7 +94,7 @@ private slots:
             m_net.route(kPack, cut);
             Run run(downloader);
             downloader.download(QUrl(kPack), m_dir + "/b.zip", Fixtures::sha256(QByteArray(4096, 'x')), 4096, "B");
-            QVERIFY(run.waitEnd());
+            QVERIFY2(run.waitEnd(), qPrintable(m_net.diagnostics()));
             QCOMPARE(run.failed.count(), 1);
             QVERIFY(!QFile::exists(m_dir + "/b.zip"));
         }