These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.88 s (backtrack: 0/20).


The following USE changes are necessary to proceed:
 (see "package.use" in the portage(5) man page for more details)
# required by net-analyzer/argus-clients-3.0.8.4::gentoo
# required by =net-analyzer/argus-clients-3.0.8.4 (argument)
>=net-analyzer/rrdtool-1.11.0 perl

!!! The ebuild selected to satisfy "net-analyzer/rrdtool[perl]" has unmet requirements.
- net-analyzer/rrdtool-1.11.0::gentoo USE="python -dbi -debug -doc -examples -graph -lua -perl -rados -rrdcached -rrdcgi -static-libs -tcl -tcpd -test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" PERL_FEATURES="ithreads (-debug) -quadmath" PYTHON_TARGETS="python3_14 -python3_12 -python3_13 (-python3_15)"

  The following REQUIRED_USE flag constraints are unsatisfied:
    perl? ( graph )

  The above constraints are a subset of the following complete expression:
    perl? ( graph ) python? ( any-of ( python_targets_python3_12 python_targets_python3_13 python_targets_python3_14 python_targets_python3_15 ) ) lua? ( any-of ( lua_targets_luajit lua_targets_lua5-1 lua_targets_lua5-3 lua_targets_lua5-4 ) )

(dependency required by "net-analyzer/argus-clients-3.0.8.4::gentoo" [ebuild])
(dependency required by "=net-analyzer/argus-clients-3.0.8.4" [argument])