dose-challenged - Man Page

detect broken packages due to obsolete dependencies


challenged [options] Packages file(s)


challenged performs a speculative analysis of the repository to identify those packages that, if upgraded to a specific version, would break a large number of other packages in the repository. This tool would be particularly useful during the upgrade of a specific component to evaluate its impact on the software archive.

Input Specification

The input of challenged is a list of Debian Packages files

Output Specification

The output of challenged is in the yaml format.


-b --broken

Print the list of broken packages

-d --downgrade

Check package downgrades


Print the list of packages in a cluster

--checkonly package[,package] ...

Specifies a list of packages to check. By default all packages are checked. Takes a comma-separated list of package names and a version .

Example: --checkonly "libc6 (=1.4), 2ping (= 1.2.3-1)"


Enable info / warnings / debug messages. This option may be repeated up to three times in order to increase verbosity.


Enable progress bars.

-h, ā€‰--help

Display this list of options.


  challenged -v --progress Packages.bz2 > result.yaml



Pietro Abate and Roberto Di Cosmo

See Also

distcheck(1) outdated(1)

<> is the home page of the Mancoosi project.


2024-01-25 DOSE Tools