[ebuild  N     ] acct-group/bitflu-0-r2::gentoo
[ebuild  N     ] acct-user/bitflu-0-r2::gentoo
[ebuild     U  ] dev-lang/perl-5.44.0:0/5.44::gentoo [5.42.0-r1:0/5.42::gentoo] USE="gdbm -berkdb -doc -minimal" PERL_FEATURES="ithreads (-debug) -quadmath" 14.4 MiB
[ebuild  N     ] virtual/perl-Socket-2.41.0::gentoo
[ebuild  N     ] dev-perl/Sys-Syscall-0.250.0-r3::gentoo USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 6.1 KiB
[ebuild  N     ] virtual/perl-Time-HiRes-1.978.0::gentoo
[ebuild  N     ] dev-perl/Danga-Socket-1.620.0::gentoo USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 21.3 KiB
[ebuild  N     ] net-p2p/bitflu-1.52-r1::gentoo 158.5 KiB

Total: 8 packages (7 new, 1 upgrade), Size of downloads: 14.5 MiB


 * Running sanity checks...
>>> dev-lang/perl-5.44.0: failed pkg_pretend
 /Volumes/Disk 1/gentoo-prefix/usr/lib/pkgcore/lib/pkgcore/ebd/.generated/libs/8/pkg_pretend: line 144: [[: invalid regular expression `': empty (sub)expression
  * ERROR: dev-lang/perl-5.44.0:: failed (pretend phase):
  *   USE flag 'perl_features_ithreads' not in IUSE for dev-lang/perl-5.44.0
  * 
  * Call stack:
  *    isolated-functions.bash, line  333:  called pkg_pretend
  *                ebuild.bash, line 1834:  called use 'perl_features_ithreads'
  *                pkg_pretend, line  145:  called die
  * 
  * Working directory: '/var/tmp/portage'

!!! Sanity checks failed, exiting...