=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Checksum BLAKE2s OK for WTForms-Appengine-0.1.zip
=> Checksum SHA512 OK for WTForms-Appengine-0.1.zip
mkdir: /tmp/pkgbuild/www: No space left on device
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/www/py-wtforms-appengine