these 11 derivations will be built:
  /nix/store/npzggacvknmdcg36k9c1v10jc3qfzhay-unit-niks3.service.drv
  /nix/store/5s0pr12gk0yna86rgh72m722pygj6333-system-units.drv
  /nix/store/zr10bbzbfgsxp1kadnyrdll6gcy0x9n2-etc.drv
  /nix/store/jgic6zxlyrx74dl7zfzzvbvczqmr96w2-activate.drv
  /nix/store/c9adp0v08vflhs1jpxq5hjkv8qb57rd9-nixos-system-server-test.drv
  /nix/store/ph5maxqk7qwxapy62w8wph70kmsi04nd-closure-info.drv
  /nix/store/qv0ra6yz062nfkv98nk40ikzm1c624sr-run-nixos-vm.drv
  /nix/store/c3qs91pjilm5rk8ara0ixzc2rb4ihyby-nixos-vm.drv
  /nix/store/7xjb0d0ir7d38k927xa2dbf8hbhdz5sy-driverConfiguration.json.drv
  /nix/store/ijwnddpg89m0vsrmir3c9gp92g6qjbvn-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/l6wmql7706flldxcynx7ff6jrsn4k6ij-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: l6wmql7706flldxcynx7ff6jrsn4k6ij-vm-test-run-nixos-test-read-proxy.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], [])