these 11 derivations will be built:
  /nix/store/3rnk2l9qq5hjqb31w94cnpqcfai8c3lg-unit-harmonia-dev.service.drv
  /nix/store/c58z6bdjgxyw8c71mv208sp9bijh3069-system-units.drv
  /nix/store/wgcakpqag0ga4zw3mlhnaa8xrw69785c-etc.drv
  /nix/store/k8f0bq82p4zhd4l6l142awb719yzknwq-activate.drv
  /nix/store/1as2b88fq6x0dpk0q3ayb9jxwzgqqvp8-nixos-system-harmonia-test.drv
  /nix/store/6lqskx5xk0cxqiqlryriypkm8rzw5qjm-closure-info.drv
  /nix/store/rsyfy93k5yi1xay8619hhcvqgd8k2g0k-run-nixos-vm.drv
  /nix/store/dn5x6b81axmwg48f6hy3wap3zif46zkz-nixos-vm.drv
  /nix/store/c7g310k5rp7yfpz20xv1lh0a8lax2ypg-driverConfiguration.json.drv
  /nix/store/kqcfrv20gva5b0yi5w7ls9npd3cj4f79-nixos-test-driver-ca-derivations.drv
  /nix/store/n5mpzb04zd0i42vwz8hn1byhi36whw99-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: n5mpzb04zd0i42vwz8hn1byhi36whw99-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], [])