dump env vars
ZEF_TEST_DEGREE=1
ZEF_FETCH_DEGREE=1
install [Duckie]
...
/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: Duckie
Aborting due to test failure: Duckie:ver<0.0.8>:auth<zef:bduggan> (use --force-test to override)
===> Staging Duckie:ver<0.0.8>:auth<zef:bduggan>
===> Staging [OK] for Duckie:ver<0.0.8>:auth<zef:bduggan>
===> Testing: Duckie:ver<0.0.8>:auth<zef:bduggan>
===> Testing [FAIL]: Duckie:ver<0.0.8>:auth<zef:bduggan>