From https://launchpadlibrarian.net/373866990/buildlog_ubuntu-cosmic-i386.perl_5.26.2-6_BUILDING.txt.gz :
...
WARNING: pkgstripfiles: no lock file name available (libperl5.26)
grep: ../perl-modules-5.26/DEBIAN/control: No such file or directory
Searching for duplicated docs in dependency perl-modules-5.26...
symlinking changelog.Debian.gz in libperl5.26 to file in perl-modules-5.26
WARNING: pkgstripfiles: no lock file name available (libperl5.26)
pkgstripfiles: Running PNG optimiza
...
When not building arch: all just arch: any pkgstripfiles incorrectly creates the symlinks.
From https:/ /launchpadlibra rian.net/ 373866990/ buildlog_ ubuntu- cosmic- i386.perl_ 5.26.2- 6_BUILDING. txt.gz : modules- 5.26/DEBIAN/ control: No such file or directory 5.26...
...
WARNING: pkgstripfiles: no lock file name available (libperl5.26)
grep: ../perl-
Searching for duplicated docs in dependency perl-modules-
symlinking changelog.Debian.gz in libperl5.26 to file in perl-modules-5.26
WARNING: pkgstripfiles: no lock file name available (libperl5.26)
pkgstripfiles: Running PNG optimiza
...
When not building arch: all just arch: any pkgstripfiles incorrectly creates the symlinks.
I'm testing the fix which I plan upload shortly.