https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/php-numbers-words.html

...
   debian/rules override_dh_auto_test
make[1]: Entering directory '/build/1st/php-numbers-words-0.18.1'
phpunit --configuration Numbers_Words-*/tests/phpunit.xml Numbers_Words-*/tests
PHP Fatal error:  Class 'PHPUnit_Framework_TestCase' not found in /build/1st/php-numbers-words-0.18.1/Numbers_Words-0.18.1/tests/BulgarianTest.php on line 25
debian/rules:7: recipe for target 'override_dh_auto_test' failed
make[1]: *** [override_dh_auto_test] Error 255

Dear submitter,

as the package php-numbers-words has just been removed from the Debian archive
unstable we hereby close the associated bug reports.  We are sorry
that we couldn't deal with your issue properly.

For details on the removal, please see https://bugs.debian.org/1015141

The version of this package that was in Debian prior to this removal
can still be found using http://snapshot.debian.org/.

Please note that the changes have been done on the master archive and
will not propagate to any mirrors until the next dinstall run at the
earliest.

This message was generated automatically; if you believe that there is
a problem with it please contact the archive administrators by mailing
ftpmaster@ftp-master.debian.org.

Debian distribution maintenance software
pp.
Thorsten Alteholz (the ftpmaster behind the curtain)