Hi Maxim! > The following command: > > --8<---------------cut here---------------start------------->8--- > $ guix build --no-grafts --check qemu-minimal > --8<---------------cut here---------------end--------------->8--- > > Should do it. Yes, thanks, that was the trick. It seems to be reproducible: ERROR:tests/qtest/arm-cpu-features.c:508:test_query_cpu_model_expansion_kvm: assertion failed: (resp_has_props(_resp)) ERROR arm-cpu-features - Bail out! ERROR:tests/qtest/arm-cpu-features.c:508:test_query_cpu_model_expansion_kvm: assertion failed: (resp_has_props(_resp)) Bye Stefan