dump env vars
ZEF_TEST_DEGREE=5
ZEF_FETCH_DEGREE=1
install [AI::FANN]
...
/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: AI::FANN
Aborting due to test failure: AI::FANN:ver<0.2.0>:auth<zef:jjatria> (use --force-test to override)
===> Staging AI::FANN:ver<0.2.0>:auth<zef:jjatria>
===> Staging [OK] for AI::FANN:ver<0.2.0>:auth<zef:jjatria>
===> Testing: AI::FANN:ver<0.2.0>:auth<zef:jjatria>
[AI::FANN]             # Failed test 'code dies'
[AI::FANN]             # at t/creation.t line 235
[AI::FANN]             # You failed 1 test of 3
[AI::FANN]         # Failed test 'did we throws-like X::AI::FANN?'
[AI::FANN]         # at t/creation.t line 235
[AI::FANN]         # You failed 1 test of 1
[AI::FANN]     # Failed test 'File must be writable to save'
[AI::FANN]     # at t/creation.t line 234
[AI::FANN]     # You failed 1 test of 8
[AI::FANN] # Failed test 'File I/O'
[AI::FANN] # at t/creation.t line 212
[AI::FANN] # You failed 1 test of 5
[AI::FANN]         # Failed test 'code dies'
[AI::FANN]         # at t/errors.t line 15
[AI::FANN]         # You failed 1 test of 3
[AI::FANN]     # Failed test 'did we throws-like X::AI::FANN?'
[AI::FANN]     # at t/errors.t line 15
[AI::FANN]     # You failed 1 test of 1
[AI::FANN] # Failed test 'save'
[AI::FANN] # at t/errors.t line 14
[AI::FANN] # You failed 1 test of 10
[AI::FANN]             # Failed test 'code dies'
[AI::FANN]             # at t/train-data.t line 183
[AI::FANN]             # You failed 1 test of 3
[AI::FANN]         # Failed test 'did we throws-like X::AI::FANN?'
[AI::FANN]         # at t/train-data.t line 183
[AI::FANN]         # You failed 1 test of 1
[AI::FANN]     # Failed test 'File must be writable to save'
[AI::FANN]     # at t/train-data.t line 182
[AI::FANN]     # You failed 1 test of 8
[AI::FANN] # Failed test 'File I/O'
[AI::FANN] # at t/train-data.t line 157
[AI::FANN] # You failed 1 test of 4
===> Testing [FAIL]: AI::FANN:ver<0.2.0>:auth<zef:jjatria>