Building the build Environment
 -> extracting base tarball [/TESTDIR/testimage]
 -> creating local configuration
 -> copying local configuration
 -> mounting /proc filesystem
 -> mounting /dev/pts filesystem
 -> policy-rc.d already exists
--- parameters given to this script
[test1 test2 test3]
 -> unmounting dev/pts filesystem
 -> unmounting proc filesystem
 -> cleaning the build env 
    -> removing directory /var/cache/pbuilder/build//NUM and its subdirectories