Sven Herzberg

This bug happens to me as well. I can verify that `base32_onion()` indeed needs a buffer with the size of `BASE32_ONIONLEN + 1` (see `src/print.c`: The method will write to...

It looks to me like the Travis CI setup is broken for some configurations: * There is a 404 error happening when downloading a Swift toolchain: https://travis-ci.org/github/IBM-Swift/Kitura/jobs/698255369