<div id="backtrace-crashing-thread" class="collapse in">

  %= include 'report/backtrace/frames', thread => $crashing_thread

</div>

<a data-toggle="collapse" href="#backtrace-all-threads"><h3>All threads</h3></a>

<div id="backtrace-all-threads" class="collapse in">

  % my $thread_id = 0;

  % foreach my $thread(@$threads) {

    %= t a => ( 'data-toggle' => "collapse", href => "#backtrace-thread-$thread_id" ) => begin

      %= t h4 => "Thread $thread_id"

    % end

    %= t div => ( id => "backtrace-thread-$thread_id", class => "collapse in" ) => begin

      %= include 'report/backtrace/frames', thread => $thread

      % $thread_id = $thread_id + 1;

    % end

  % }

</div>