Why pbuilder create for sid fails?

[Shaul Karl <shaulka@bezeqint.net>]

Package: pbuilder
Version: 0.72

  I am trying to use pbuilder for unstable. Does

    pbuilder create --distribution sid --logfile
	/var/cache/pbuilder/sid/log/create 

suppose to work? With that line I get

    I: Installing core packages...
    dpkg: `update-rc.d' not found on PATH.
    dpkg: 1 expected program(s) not found on PATH.
    NB: root's PATH should usually contain /usr/local/sbin, /usr/sbin
    and /sbin.
    W: Failure trying to run: chroot /var/cache/pbuilder/build/15170/.
    dpkg --force-
    depends --install /var/cache/apt/archives/base-files_3.0.8_i386.deb
    /var/cache/apt/archives/base-passwd_3.5.3_i386.deb
    pbuilder: debootstrap failed
     -> Aborting with an error
     -> cleaning the build env 
      
-- System Information
Debian Release: testing/unstable
Architecture: i386
Kernel: Linux sitvanit 2.4.20-6.custom586.2 #1 Sat Mar 29 00:53:53 IDT
Locale: LANG=C, LC_CTYPE=C

Versions of packages pbuilder depends on:
ii  debianutils                  2.4.2       Miscellaneous utilities
ii  debootstrap                  0.1.17.20   Bootstrap a basic Debian
ii  gcc                          2:2.95.4-17 The GNU C compiler.
ii  wget                         1.8.2-10    retrieves files from the

-- 

    Shaul Karl, shaulka@bezeqint.n e t