upstream, in develop branch has disabled mason2 testing for gcc > 10 , don't know why, but let's do the same as it is the one failing now with indeed superior gcc
I am adapting the patch and testing again..... gpg key id: 4096R/326D8438 (keyring.debian.org) Key fingerprint = 5FB4 6F83 D3B9 5204 6335 D26D 78DC 68DB 326D 8438