these 11 derivations will be built:
  /nix/store/cyb764gprpl8i4vzicby5ghj4jb7yn7m-unit-harmonia-dev.service.drv
  /nix/store/r7yny8azj0krn65whv6idgsimpjv9y74-system-units.drv
  /nix/store/hk180ij6jiar4754r6a9fqcif9yzjfc2-etc.drv
  /nix/store/89ga2li8swj8b41zgw5ky4riaj6ajb12-activate.drv
  /nix/store/ji0sgk4l59szwy24f6s217dqywlp86m1-nixos-system-harmonia-test.drv
  /nix/store/fb27nyhqcklrmcddy96d9ja0x9srgnw7-closure-info.drv
  /nix/store/ra3hghnjg829ppzhbw186zdzp24rzvl4-run-nixos-vm.drv
  /nix/store/878j00qp8hzg4r1z957cczhmwmzxl1l4-nixos-vm.drv
  /nix/store/lkz16zc3kyhdwx6ivl6d1wldaz2whp0s-driverConfiguration.json.drv
  /nix/store/fr3yhfawslxhif9p0y9h8lnk8ksy3dg4-nixos-test-driver-ca-derivations.drv
  /nix/store/fpga0dynrizv4zdpi3yn82b4ig7x0lga-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: fpga0dynrizv4zdpi3yn82b4ig7x0lga-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], [])