these 11 derivations will be built:
  /nix/store/mdz0fvnr1w8ha2xivpzg9nvm9lwxg62d-unit-harmonia-dev.service.drv
  /nix/store/46x2nq3k4akbcgcaqih3w559y8jvnas5-system-units.drv
  /nix/store/9a0qvmkf1ypb487wsvk8d5bz72yhzlwp-etc.drv
  /nix/store/x7nmw48vlyv49yl2wn2cfkvnzd3l9rz1-activate.drv
  /nix/store/vv0bnw9vhdf9csd6vbxgr1bx63isqhac-nixos-system-harmonia-test.drv
  /nix/store/fs4k8ybhgliqzclwyqifg4j89ikzbh99-closure-info.drv
  /nix/store/7rnyz9zc0ir9zlrk25n6ny3wvw6wkhh3-run-nixos-vm.drv
  /nix/store/bc4scz108pr1f9icbhcvzwm0d9fd0f1r-nixos-vm.drv
  /nix/store/cl36amk7g1d1g9pcbvq45illns244ang-driverConfiguration.json.drv
  /nix/store/iixfdvbnv2gssiizrlc4kg3pddd7svzx-nixos-test-driver-ca-derivations.drv
  /nix/store/1cg4vk3alzjp1vh6ijhwqj314jjxd2l6-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: 1cg4vk3alzjp1vh6ijhwqj314jjxd2l6-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], [])