these 11 derivations will be built:
  /nix/store/61apwzq3xjp1c9x7sy74k2sc0ghp8675-unit-harmonia-dev.service.drv
  /nix/store/mrgcjg0wzbr67p7mx64lkyfp2wkdpgv1-system-units.drv
  /nix/store/phvkcj51bxdky2jajyngn9f0kvxdanwm-etc.drv
  /nix/store/4rx74baywsxf1l7w8cs8na72pgsf2g5v-activate.drv
  /nix/store/81i9vv38hicm108pjkbnpp388gipjdny-nixos-system-harmonia-test.drv
  /nix/store/4h5mrag9slxk0bc84a7k25vkln5fzbx5-closure-info.drv
  /nix/store/rywwsiapr7cqa8fz0nlg9i5vkgz6rj5q-run-nixos-vm.drv
  /nix/store/3y2g9q8hqn5lkx7vcja7yybnpvvawc68-nixos-vm.drv
  /nix/store/gq5vgrd17ps3qcazf8058zfngmbqqb8a-driverConfiguration.json.drv
  /nix/store/h37379lvhmy2p950rqfw1bc8389i68vk-nixos-test-driver-ca-derivations.drv
  /nix/store/kjwnra5ylxradz4197qz6g1h7s21ddmf-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: kjwnra5ylxradz4197qz6g1h7s21ddmf-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], [])