fix directory already exists error (#5600)

* fix directory already exists error

* crew: rubyize /dev/urandom

* lib.const.rb: bump crew version
Co-authored-by: Ed Reel <edreel@gmail.com>

crew

@@ -10,6 +10,7 @@ require 'uri'
 require 'digest/sha2'
 require 'json'
 require 'fileutils'
+require 'securerandom'
 require_relative 'lib/const'
 require_relative 'lib/util'
 
@@ -588,7 +589,7 @@ def download
 end
 
 def unpack (meta)
-  extract_dir = meta[:filename] + '.dir'
+  extract_dir = meta[:filename] + '.' + SecureRandom.alphanumeric(8) + '.dir'
   target_dir = nil
   Dir.chdir CREW_BREW_DIR do
     FileUtils.mkdir_p extract_dir, verbose: @fileutils_verbose

lib/const.rb

 # Defines common constants used in different parts of crew
 
-CREW_VERSION = '1.8.2'
+CREW_VERSION = '1.8.3'
 
 ARCH_ACTUAL = `uname -m`.strip
 # This helps with virtualized builds on aarch64 machines