failure report print returned EINTR error

[Victor Efimov]

there is report
http://www.cpantesters.org/cpan/report/b22f82c2-943c-11e3-b4bc-9b1944f7ffa7

failure in this report cause by print() call returning EINTR.
but it's not possible. perl protects buffered IO from Interrupts.

please advice.