Comment 3 for bug 1724493

I did almost everything, but DIB_INIT_SYSTEM='Unknown init system', I am not able to understand the cause of error. would appriciate help:

 export DIB_DEBOOTSTRAP_DEFAULT_LOCALE=C.UTF-8
++ DIB_DEBOOTSTRAP_DEFAULT_LOCALE=C.UTF-8
+ set +o xtrace
dib-run-parts Wed Oct 18 09:18:10 UTC 2017 Sourcing environment file /tmp/in_target.d/pre-install.d/../environment.d/10-dib-init-system.bash
+ source /tmp/in_target.d/pre-install.d/../environment.d/10-dib-init-system.bash
++++ dirname /tmp/in_target.d/pre-install.d/../environment.d/10-dib-init-system.bash
+++ PATH='$PATH:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/tmp/in_target.d/pre-install.d/../environment.d/..'
+++ dib-init-system
++ DIB_INIT_SYSTEM='Unknown init system'