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

Calculating dependencies ... done!
Dependency resolution took 7.04 s (backtrack: 5/20).

[ebuild  N     ] dev-perl/Module-Runtime-0.18.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 27 KiB
[ebuild  N     ] virtual/perl-CPAN-Meta-Requirements-2.143.0-r1::gentoo  0 KiB
[ebuild  N     ] virtual/perl-Getopt-Long-2.580.0-r2::gentoo  0 KiB
[ebuild  N     ] virtual/perl-parent-0.244.0-r1::gentoo  0 KiB
[ebuild  N     ] dev-perl/Module-Implementation-0.90.0-r1::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 19 KiB
[ebuild  N     ] dev-perl/Sub-Install-0.929.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 21 KiB
[ebuild  N     ] dev-perl/Safe-Isa-1.0.10::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 7 KiB
[ebuild  N     ] dev-perl/Dist-CheckConflicts-0.110.0-r1::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 20 KiB
[ebuild  N     ] dev-perl/Package-Stash-XS-0.300.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 165 KiB
[ebuild  N     ] dev-perl/ExtUtils-HasCompiler-0.25.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 16 KiB
[ebuild  N     ] dev-perl/Variable-Magic-0.640.0::gentoo  USE="-examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 75 KiB
[ebuild  N     ] dev-perl/CPAN-Meta-Check-0.18.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 15 KiB
[ebuild  N     ] dev-perl/Data-OptList-0.114.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 20 KiB
[ebuild  N     ] dev-perl/Package-Stash-0.400.0::gentoo  USE="-minimal -test" PERL_FEATURES="ithreads (-debug) -quadmath" 55 KiB
[ebuild  N     ] dev-perl/Sub-Exporter-0.991.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 57 KiB
[ebuild  N     ] dev-perl/Sub-Exporter-Progressive-0.1.13-r1::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 14 KiB
[ebuild  N     ] dev-perl/B-Hooks-EndOfScope-0.280.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 40 KiB
[ebuild  N     ] dev-perl/namespace-clean-0.270.0-r1::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 18 KiB
[ebuild  N     ] dev-perl/Test-LWP-UserAgent-0.36.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 50 KiB

Total: 19 packages (19 new), Size of downloads: 610 KiB

WARNING: One or more updates/rebuilds have been skipped due to a dependency conflict:

dev-lang/perl:0

  (dev-lang/perl-5.44.0:0/5.44::gentoo, ebuild scheduled for merge) USE="gdbm -berkdb -doc -minimal" PERL_FEATURES="ithreads (-debug) -quadmath" conflicts with
    =dev-lang/perl-5.42* required by (virtual/perl-Carp-1.540.0-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Encode-3.210.0-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-MIME-Base64-3.160.100_rc-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-IO-1.550.0-r1:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-libnet-3.150.0-r2:0/0::gentoo, installed) USE="ssl"
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Digest-SHA-6.40.0-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Compress-Raw-Zlib-2.213.0-r1:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Digest-SHA-6.40.0-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Text-ParseWords-3.310.0-r4:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-IO-1.550.0-r1:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-libnet-3.150.0-r2:0/0::gentoo, installed) USE="ssl"
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Compress-Raw-Zlib-2.213.0-r1:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Text-ParseWords-3.310.0-r4:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-ExtUtils-CBuilder-0.280.242-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-File-Spec-3.940.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-ExtUtils-CBuilder-0.280.242-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Storable-3.370.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Scalar-List-Utils-1.680.100_rc:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Module-Metadata-1.0.38-r1:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-File-Path-2.180.0-r4:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-File-Spec-3.940.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Module-Metadata-1.0.38-r1:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Compress-Raw-Bzip2-2.213.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Storable-3.370.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Scalar-List-Utils-1.680.100_rc:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Compress-Raw-Bzip2-2.213.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-File-Path-2.180.0-r4:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-JSON-PP-4.160.0-r4:0/0::gentoo, ebuild scheduled for merge) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Test-Harness-3.500.0-r1:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-IO-Compress-2.213.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-podlators-6.0.2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-CPAN-Meta-2.150.10-r11:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Exporter-5.790.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-XSLoader-0.320.0-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Test-Harness-3.500.0-r1:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-CPAN-Meta-2.150.10-r11:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Exporter-5.790.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-XSLoader-0.320.0-r2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-IO-Compress-2.213.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-ExtUtils-MakeMaker-7.760.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-podlators-6.0.2:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Encode-3.210.0-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-ExtUtils-MakeMaker-7.760.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Time-Local-1.350.0-r1:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-ExtUtils-ParseXS-3.570.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-version-0.993.300:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Time-Local-1.350.0-r1:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Digest-MD5-2.590.0:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-ExtUtils-ParseXS-3.570.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-version-0.993.300:0/0::gentoo, installed) USE=""
    ^              ^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-Carp-1.540.0-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    dev-lang/perl:0/5.42= required by (virtual/perl-MIME-Base64-3.160.100_rc-r2:0/0::gentoo, installed) USE=""
                 ^^^^^^^^
    =dev-lang/perl-5.42* required by (virtual/perl-Digest-MD5-2.590.0:0/0::gentoo, installed) USE=""
    ^              ^^^^^


!!! The following update(s) have been skipped due to unsatisfied dependencies
!!! triggered by backtracking:

virtual/perl-CPAN-Meta-Requirements:0
virtual/perl-Math-BigInt:0