Checking if your kit is complete... Looks good Writing Makefile for IPC::Mmap::SimpleShare cp lib/IPC/Mmap/SimpleShare.pm blib/lib/IPC/Mmap/SimpleShare.pm Manifying blib/man3/IPC::Mmap::SimpleShare.3 PERL_DL_NONLAZY=1 /Users/cpanrun/build/5.10.0/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(1, 'blib/lib', 'blib/arch')" t/*.t t/001_load....1..5 ok 1 - use IPC::Mmap::SimpleShare; Filehandle $FILE opened only for input at /Users/cpanrun/build/5.10.0/site/lib/IPC/Mmap/POSIX.pm line 119. _mmap: file size 0 too small for specified length 0 at /Users/cpanrun/build/5.10.0/site/lib/IPC/Mmap/POSIX.pm line 121. # Looks like you planned 5 tests but only ran 1. # Looks like your test died just after 1. dubious Test returned status 255 (wstat 65280, 0xff00) DIED. FAILED tests 2-5 Failed 4/5 tests, 20.00% okay Failed Test Stat Wstat Total Fail List of Failed ------------------------------------------------------------------------------- t/001_load.t 255 65280 5 8 2-5 Failed 1/1 test scripts. 4/5 subtests failed. Files=1, Tests=5, 0 wallclock secs ( 0.16 cusr + 0.06 csys = 0.22 CPU) Failed 1/1 test programs. 4/5 subtests failed. make: *** [test_dynamic] Error 255