% perl6 -v
This is Rakudo version 2017.08-136-gb30ac08 built on MoarVM version 2017.08.1-171-gcf95892
===> Searching for: cro
===> Updated cpan mirror: https://raw.githubusercontent.com/ugexe/Perl6-ecosystems/master/cpan.json
===> Found: cro:ver<0.7> [via Zef::Repository::Ecosystems<p6c>]
[..snip..]
===> Install [OK] for Cro::WebSocket:ver<0.7>
===> Installing: cro:ver<0.7>
===> Install [FAIL] for cro:ver<0.7>: ===SORRY!===
Could not find Cro::Tools::Link::Editor at line 1 in:
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/vendor
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6
CompUnit::Repository::AbsolutePath<58049888>
CompUnit::Repository::NQP<37524456>
CompUnit::Repository::Perl5<37524496>
===> Updated p6c mirror: http://ecosystem-api.p6c.org/projects.json
===SORRY!===
Could not find Cro::Tools::Link::Editor at line 1 in:
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/vendor
/home/steve/.rakudobrew/moar-blead-nom/install/share/perl6
CompUnit::Repository::AbsolutePath<58049888>
CompUnit::Repository::NQP<37524456>
CompUnit::Repository::Perl5<37524496>
in any at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/precomp/64F6B5F256CBC0E54DD9ABA281077E9BA84D8E55.1505474594.97788/E9/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD line 1
in block at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD (Zef::Client) line 581
in any at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/precomp/64F6B5F256CBC0E54DD9ABA281077E9BA84D8E55.1505474594.97788/E9/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD line 1
in block at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD (Zef::Client) line 589
in block at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD (Zef::Client) line 552
in sub at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD (Zef::Client) line 541
in method install at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E98EEF837C2BEEB4C4EE270906957CB1C5DC8BAD (Zef::Client) line 633
in sub MAIN at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/sources/E5C4501FC410C5FAD80CF4D0B6A252A4F928D633 (Zef::CLI) line 152
in block <unit> at /home/steve/.rakudobrew/moar-blead-nom/install/share/perl6/site/resources/A76807CE689F66BA252B3D85DF3EABA7AE381027 line 1
in sub MAIN at /home/steve/.rakudobrew/bin/../moar-blead-nom/install/share/perl6/site/bin/zef line 2
in block <unit> at /home/steve/.rakudobrew/bin/../moar-blead-nom/install/share/perl6/site/bin/zef line 2