If you use Mac OS X >= 10.6, use gnu tar (/usr/bin/gnutar) to avoid PAX headers. It's also important to rename (shorten) long file names (>= 100 characters) in the distribution.
Error: OpenTracing-Interface-0.12/PaxHeader/CHANGES,OpenTracing-Interface-0.12/PaxHeader/CHANGES,OpenTracing-Interface-0.12/PaxHeader/LICENSE.md,OpenTracing-Interface-0.12/PaxHeader/LICENSE.md,OpenTracing-Interface-0.12/lib/OpenTracing/PaxHeader/Interface.pm,OpenTracing-Interface-0.12/lib/OpenTracing/PaxHeader/Interface.pm,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/Span.pod,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/Span.pod,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/Scope.pm,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/Scope.pm,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/SpanContext.pod,OpenTracing-Interface-0.12/lib/OpenTracing/Interface/PaxHeader/SpanContext.pod,OpenTracing-Interface-0.12/examples/lib/App/PaxHeader/Foo.pm,OpenTracing-Interface-0.12/examples/lib/App/PaxHeader/Foo.pm,OpenTracing-Interface-0.12/examples/lib/App/PaxHeader/Interface.pm,OpenTracing-Interface-0.12/examples/lib/App/PaxHeader/Interface.pm,OpenTracing-Interface-0.12/examples/lib/App/Foo/PaxHeader/interface.pm,OpenTracing-Interface-0.12/examples/lib/App/Foo/PaxHeader/interface.pm,OpenTracing-Interface-0.12/examples/lib/App/Foo/PaxHeader/types.pm,OpenTracing-Interface-0.12/examples/lib/App/Foo/PaxHeader/types.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Tracer.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Tracer.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Check.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Check.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/SpanContext.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/SpanContext.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Scope.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Scope.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/ScopeManager.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/ScopeManager.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Span.pm,OpenTracing-Interface-0.12/examples/MyTracer/PaxHeader/Span.pm