gistfile1.txt

$ time ruby die.rb 
[Wed Dec 29 22:04:56 -0600 2010, 1]
die.rb:15:in `initialize': not in gzip format (Zlib::GzipFile::Error)
	from die.rb:15:in `new_orig'
	from die.rb:15:in `new'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_input.rb:49:in `initialize'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_reader.rb:64:in `each'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_reader.rb:55:in `loop'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_reader.rb:55:in `each'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_input.rb:32:in `initialize'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_input.rb:17:in `new'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package/tar_input.rb:17:in `open'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/package.rb:58:in `open'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/format.rb:63:in `from_io'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/format.rb:51:in `from_file_by_path'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/format.rb:50:in `open'
	from /home/hone/.rvm/rubies/ruby-1.8.7-p302/lib/ruby/site_ruby/1.8/rubygems/format.rb:50:in `from_file_by_path'
	from die.rb:23:in `parse_gem'
	from die.rb:27
	from die.rb:25:in `times'
	from die.rb:25

real	0m0.386s
user	0m0.360s
sys	0m0.020s