sub renderDuration {
    my ($build) = @_;
    my $duration = $build->stoptime - $build->starttime;
    my $res = "";
    if ($duration >= 24*60*60) {
       $res .= ($duration / (24*60*60)) . "d";
    }
    if ($duration >= 60*60) {
        $res .= (($duration / (60*60)) % 24) . "h";
    }
    if ($duration >= 60) {
        $res .= (($duration / 60) % 60) . "m";
    }
    $res .= ($duration % 60) . "s";
    return $res;
}

        $text .= ": <$baseurl/build/${\$build->id}|" . showStatus($build) . ">";

        $text .= ": <$baseurl/build/${\$build->id}|" . showStatus($build) . ">". " in " . renderDuration($build);