Checking if your kit is complete...
Looks good
Writing Makefile for Tie::Hash::ImmutableKeys
cp lib/Tie/Hash/ImmutableKeys.pm blib/lib/Tie/Hash/ImmutableKeys.pm
Manifying blib/man3/Tie::Hash::ImmutableKeys.3
PERL_DL_NONLAZY=1 /Users/cpanrun/build/5.8.8/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(1, 'blib/lib', 'blib/arch')" t/*.t
t/Tie-Hash-ImmutableKeys....1..3
ok 1 - use Tie::Hash::ImmutableKeys;
ok 2 - Modification of an non existing key
ok 3 - Modification of an existing key
ok
All tests successful.
Files=1, Tests=3,  0 wallclock secs ( 0.09 cusr +  0.03 csys =  0.12 CPU)
Installing /Users/cpanrun/build/5.8.8/html/site/lib/Tie/Hash/ImmutableKeys.html
Installing /Users/cpanrun/build/5.8.8/lib/site_perl/5.8.8/Tie/Hash/ImmutableKeys.pm
Installing /Users/cpanrun/build/5.8.8/man/man3/Tie::Hash::ImmutableKeys.3
Appending installation info to /Users/cpanrun/build/5.8.8/lib/5.8.8/darwin-thread-multi-2level/perllocal.pod