these 16 derivations will be built:
  /nix/store/12xsxkhk9k5vbil958nvvxrsxmc70wwn-system-path.drv
  /nix/store/f5w4qsmdhk4d3w1gp1xzl6qk4khs6a4v-dbus-1.drv
  /nix/store/4qkjbmhv91lzb53dc9gdb3sj56y2fvm9-X-Restart-Triggers-dbus-broker.drv
  /nix/store/wsysnhspwma75yv8c0gxzjbhy2gz4vpg-unit-dbus-broker.service.drv
  /nix/store/bcnr4ppricvlsy69fh84f619v4f50g26-system-units.drv
  /nix/store/s3xlmybgpjxnvmkqdqz2vyjrz5254drr-unit-dbus-broker.service.drv
  /nix/store/sfl6hry2hkg0cqyqpiasdxyckbcc86sv-user-units.drv
  /nix/store/7s6lzhfajr2bh0ji2if0d75z2661sri9-etc.drv
  /nix/store/wjsbllarwn3dmhngy78ksf0czfwslgci-activate.drv
  /nix/store/99cwijnik7b2bp6cy39rr5hlxnwjxbrw-nixos-system-server-test.drv
  /nix/store/7hms08n667n4lxn5x1fzzrab6bi8jwjq-closure-info.drv
  /nix/store/ijsziawwn22107lsl34r2jj4q1z96ky9-run-nixos-vm.drv
  /nix/store/v4bznw128sb4clnxx4iszgqaw0p0zac3-nixos-vm.drv
  /nix/store/b5b18fx88agd25ralxbvq9ly4mf7rh77-driverConfiguration.json.drv
  /nix/store/c214sawp9fwwq2q2qg043ajhj9ak8r8n-nixos-test-driver-nspawn.drv
  /nix/store/pywwkcqwqpgrfmxc3rch0vhl0kbsgkgi-vm-test-run-nspawn.drv
Failed to find a machine for remote build!
derivation: pywwkcqwqpgrfmxc3rch0vhl0kbsgkgi-vm-test-run-nspawn.drv
required (system, features): (aarch64-linux, [kvm, nixos-test])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])