these 11 derivations will be built:
  /nix/store/ah9iqvh6siylvqwngq1an7ppilz9kzn7-unit-harmonia-dev.service.drv
  /nix/store/pa4a63pnldmqc5zffmjdw4vyv5mgrfy7-system-units.drv
  /nix/store/8drhbwwha87s88asv1171nr4by8avxh0-etc.drv
  /nix/store/848g45x3s8w82zbmbfr9n2dh0d0q10z8-activate.drv
  /nix/store/bxjg666i8ix5arqj011pjavy5xswnfzl-nixos-system-harmonia-test.drv
  /nix/store/a4c79pzbddjakgbx2dlsgv5wsgpn2mvi-closure-info.drv
  /nix/store/zihy2hvvr1r2rbwh6ciq08jxr9am9qz5-run-nixos-vm.drv
  /nix/store/j5kdd6hbyi5q7hv3qkw85nbsnmxdj54q-nixos-vm.drv
  /nix/store/i67zvik7qaaj7kiq73611ywlwl5nlh7s-driverConfiguration.json.drv
  /nix/store/wwhx7p1l0xvn5qr0ipxbd1h0ssz1b513-nixos-test-driver-ca-derivations.drv
  /nix/store/1lmrqgng4jdfn17p5h257y66nn64jgax-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: 1lmrqgng4jdfn17p5h257y66nn64jgax-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], [])