these 11 derivations will be built:
  /nix/store/rqzjz3vsskqyrm7yll3rmfd71gamfmn0-unit-harmonia-dev.service.drv
  /nix/store/c2a4dx6b903872xxhm63vp0rd2dx2v65-system-units.drv
  /nix/store/rbfw2in9rq4vj90wkxspsd3zf4y47gxk-etc.drv
  /nix/store/hgilw74pl1rr19nv9r76mk4ryc63ym2j-activate.drv
  /nix/store/4v1yk5apkk2xswlkj0j3w10snhrwdaf5-nixos-system-harmonia-test.drv
  /nix/store/bi6x5rh6v58bia6i93avdcymgcn2ws9l-closure-info.drv
  /nix/store/7vvigr8srala0383fkfrg4vxq7zq86an-run-nixos-vm.drv
  /nix/store/bbzi44w0d4myaa8v8ascfx2d8w3jvpfb-nixos-vm.drv
  /nix/store/gaj8s0hacb1sgk6rb9dxscprmc9714pa-driverConfiguration.json.drv
  /nix/store/fdqqpjhv1083pf8c83zbd805h07irnjq-nixos-test-driver-ca-derivations.drv
  /nix/store/bd6ipv8mj87pbmgwpvi7jmjik69174fc-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: bd6ipv8mj87pbmgwpvi7jmjik69174fc-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], [])