On arm64 the following seems to work:
autopkgtest -U --apt-pocket=proposed -a armhf -s *.dsc -- qemu --qemu-options="-cpu host,aarch64=off" autopkgtest-mantic-armhf.img
But the '-cpu host,aarch64=off' QEMU option should be derived automatically from the '-a armhf' argument.
On arm64 the following seems to work:
autopkgtest -U --apt-pocket= proposed -a armhf -s *.dsc -- qemu --qemu- options= "-cpu host,aarch64=off" autopkgtest- mantic- armhf.img
But the '-cpu host,aarch64=off' QEMU option should be derived automatically from the '-a armhf' argument.