these 11 derivations will be built:
  /nix/store/y70s0xiay57z48na9h0zcnqzx58c7v7s-unit-harmonia-dev.service.drv
  /nix/store/n0c93a2g1prvg9kj5w0qcgqlhan7x3i0-system-units.drv
  /nix/store/bfxp8ygkd5nl5dayabsbrzcj4gmn77kp-etc.drv
  /nix/store/q1m5a2br8dj341vvc6hqqjpk75l0d070-activate.drv
  /nix/store/0zjxy44sxlq9y52hibhs0p0kf02695l9-nixos-system-harmonia-test.drv
  /nix/store/mc2yfwj61yw4ssvymvnnsbi4ixr7p5z4-closure-info.drv
  /nix/store/yiyrfyyzrrcz8vamsha15f1czhn75dvi-run-nixos-vm.drv
  /nix/store/kl0603dky89s7mvc9b16bd29mgg8rd3w-nixos-vm.drv
  /nix/store/pdhdraqvd9h0bgcz6d7vs5bvs6hx9931-driverConfiguration.json.drv
  /nix/store/k9az9y2zr6yxk3q5z0i647m3maf9kc7c-nixos-test-driver-ca-derivations.drv
  /nix/store/7i6hzxx62apqlljz0x76h5nw61zssqm0-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: 7i6hzxx62apqlljz0x76h5nw61zssqm0-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], [])