dump env vars
ZEF_TEST_DEGREE=1
ZEF_FETCH_DEGREE=1
install [Digest::xxHash]
...
/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: Digest::xxHash
Aborting due to test failure: Digest::xxHash:ver<1.8.0>:auth<zef:raku-community-modules> (use --force-test to override)
===> Staging Digest::xxHash:ver<1.8.0>:auth<zef:raku-community-modules>
===> Staging [OK] for Digest::xxHash:ver<1.8.0>:auth<zef:raku-community-modules>
===> Testing: Digest::xxHash:ver<1.8.0>:auth<zef:raku-community-modules>
[Digest::xxHash] Cannot locate native library 'libxxhash.so': libxxhash.so: cannot open shared object file: No such file or directory
[Digest::xxHash]   in metho
[Digest::xxHash] d setup at /tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/core/sources/9B3C3C2CD58DB40487146B95E1C2B56C1A96FF0E (NativeCall) line 359
[Digest::xxHash]   in method setup at /tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35d
[Digest::xxHash] ff20d/share/perl6/core/sources/9B3C3C2CD58DB40487146B95E1C2B56C1A96FF0E (NativeCall) line 399
[Digest::xxHash]   in sub raku-nativecall at /tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/core/sources/99F672B89ED8ED046771E2A225F434F99E4E6EF4 (NativeCall::Dispatcher) line 51
[Digest::xxHash]   in sub build-xxhash32 at /tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/site/sources/589DF54559A7BDC68B1EF28363DA79C30F5E8B25 (Digest::xxHash) line 103
[Digest::xxHash]   in sub xxHash32 at /tmp/what
[Digest::xxHash] everable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/site/sources/589DF54559A7BDC68B1EF28363DA79C30F5E8B25 (Digest::xxHash) line 82
[Digest::xxHash]   in block <unit> at t/01-compare-32bit.rakutest line 12
[Digest::xxHash] 
===> Testing [FAIL]: Digest::xxHash:ver<1.8.0>:auth<zef:raku-community-modules>