these 11 derivations will be built:
  /nix/store/klydqb6pxg6x70rmmf8ai0ix208nflax-unit-harmonia-dev.service.drv
  /nix/store/7d95xv7gv5qv4czcz053b3xcpid5hkcg-system-units.drv
  /nix/store/3n5mrb6imdq6d40chgzcbnz0gch49l9z-etc.drv
  /nix/store/12agjjmhs4inm3dhhjcwkz2371rn82b4-activate.drv
  /nix/store/51z3byam4p002v324nl30f2p10jiwvgb-nixos-system-harmonia-test.drv
  /nix/store/f53j61gsaqf5pp40ahhb8pq44za924y1-closure-info.drv
  /nix/store/g78k3iaq5d8i5wifyanlv7wlvh477xph-run-nixos-vm.drv
  /nix/store/0ba81j2gm3z5gw921ab0n3mcxklvljqi-nixos-vm.drv
  /nix/store/sakgn76bi06lcz32g2cjy31l46gfyk3j-driverConfiguration.json.drv
  /nix/store/4x7cavch02b7ma9rhhpjmz9q1myi6084-nixos-test-driver-ca-derivations.drv
  /nix/store/m02a3xa6q55y691s7478k0pmdhmkkpiw-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: m02a3xa6q55y691s7478k0pmdhmkkpiw-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], [])