--- a/templates/check.html	Tue Jul 12 16:37:09 2016 +0800
+++ b/templates/check.html	Tue Jul 12 23:45:37 2016 +0800
@@ -78,7 +78,8 @@
             $collapser.toggleClass('collapsed');
             toggle();
           });
-          if (task != 'checks' && $lines.filter('.error, .warning, :target').length === 0) {
+          var important = '.error, .warning, .failure, :target';
+          if (task != 'checks' && $lines.filter(important).length === 0) {
             $collapser.addClass('collapsed');
             toggle();
           }