dump env vars
ZEF_TEST_DEGREE=5
ZEF_FETCH_DEGREE=1
install [Gravatar::URL]
...
/tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/site/bin/zef
1.0.0
/tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/bin//raku
Welcome to Rakudo™ v2025.11.
Implementing the Raku® Programming Language v6.d.
Built on MoarVM version 2025.11.
===> Searching for: Gravatar::URL
Aborting due to test failure: Gravatar::URL:ver<0.1.0> (use --force-test to override)
===> Staging Gravatar::URL:ver<0.1.0>
===> Staging [OK] for Gravatar::URL:ver<0.1.0>
===> Testing: Gravatar::URL:ver<0.1.0>
[Gravatar::URL] ===SORRY!=== Error while compiling t/gravatar.t
[Gravatar::URL] Calling gravatar_url() will never work with declared signature (:$email!, :$siz
[Gravatar::URL] e, :$rating, :$default, :$short_keys = 1, :$https)
[Gravatar::URL] at t/gravatar.t:6
[Gravatar::URL] ------> throws-like { <HERE>gravatar_url() }, X::AdHoc, 'throw grava
===> Testing [FAIL]: Gravatar::URL:ver<0.1.0>