these 11 derivations will be built:
  /nix/store/72f4afqrpkdd1f278a78d4p8xphayxw3-unit-harmonia-dev.service.drv
  /nix/store/0kffqv69xmx3zwfwix9mj90hk948vh1w-system-units.drv
  /nix/store/qjrhf2kn9zqwhsikgqss6nc0a5vi886l-etc.drv
  /nix/store/8y9dsk8b4h93ihzcsyjvkg6iigyw1svv-activate.drv
  /nix/store/4hkph5fa5arqs18ymabpwjkn19fkad3n-nixos-system-harmonia-test.drv
  /nix/store/pj9x1r5a1xm1syiwq725h6b72pk93mb9-closure-info.drv
  /nix/store/rnsmi8b6zzqzd4m8p5rijwcr0awqah20-run-nixos-vm.drv
  /nix/store/c3bqdhcrj59k45iznx8pg5gd9mcma7aq-nixos-vm.drv
  /nix/store/2sc490zgy3y1g0ww6ig8d6y01aqca23z-driverConfiguration.json.drv
  /nix/store/gb6ysvl1zgfln3l209zdc3m9rpx6q8r4-nixos-test-driver-ca-derivations.drv
  /nix/store/kww00dy3fmaylcfcbn4l09yr5hwa363h-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: kww00dy3fmaylcfcbn4l09yr5hwa363h-vm-test-run-ca-derivations.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], [])