Log any catastrophic issues when reserving, but still raise the error so that resque dies.

Author: lazyatom

lib/resque/worker.rb

@@ -178,6 +178,10 @@ def reserve
       end
 
       nil
+    rescue Exception => e
+      log "Error reserving job: #{e.inspect}"
+      log e.backtrace.join("\n")
+      raise e
     end
 
     # Returns a list of queues to use when searching for a job.