these 11 derivations will be built:
  /nix/store/7q83pkh2sbsfwi3b15s138jm7x681g56-unit-harmonia-dev.service.drv
  /nix/store/v7njdjmdg0y9g2l3y28bfb3yqkqb06p0-system-units.drv
  /nix/store/jgk5xa86skfxgnk2x8x8m7nmjv2xpwa0-etc.drv
  /nix/store/l26dqhs9wpjx5ii4gmn5shvwah9diqla-activate.drv
  /nix/store/6768vfyml5i9264jnk85p6h9bf40zsdi-nixos-system-harmonia-test.drv
  /nix/store/2s4xmj9dhbxrk4xkmbz9zxm7q44k5aqi-closure-info.drv
  /nix/store/lwj1xdwhmnxsll6339v9n23199q3sk0h-run-nixos-vm.drv
  /nix/store/sg4s5rvkplsai7l6v1fx177n4wdfp5yq-nixos-vm.drv
  /nix/store/zddimhpl0nrvx9f7v4b14jg4scbr34w1-driverConfiguration.json.drv
  /nix/store/kv8r6jg2rbzaldgihygmzm8ypg4rxa91-nixos-test-driver-ca-derivations.drv
  /nix/store/b9vnsmvd4lw6dg81617wkpqbz0f6y6lx-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: b9vnsmvd4lw6dg81617wkpqbz0f6y6lx-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], [])