these 12 derivations will be built:
  /nix/store/7j748kzlzhw43w1nfalkzdsmvla5mrqa-sops-install-secrets-0.0.1.drv
  /nix/store/4pv99n69qm45hgy09vmiq1ckff90svaa-manifest.json.drv
  /nix/store/74x5gdy0s371i6byr5z6xa2kv4l6igda-manifest-for-users.json.drv
  /nix/store/npd7m3pqrjvvnyljqacfwy5y4gk5mpvj-activate.drv
  /nix/store/rwmvx4fsvydqz9yi17lmx81pds5xsvj8-dry-activate.drv
  /nix/store/dafvkkqbvhbxz4vj904ryf07015l6w8z-nixos-system-machine-test.drv
  /nix/store/4paav5wf55i26sbv4rsz88z9w7pygay2-closure-info.drv
  /nix/store/phfdp5zbxvprhfri8m2s22q9bqzvm996-run-nixos-vm.drv
  /nix/store/y9yj8knsvm5hvlg066rf1wxqii8ygwbw-nixos-vm.drv
  /nix/store/jpz34vck18733jwss9hjg7r3qj55k71p-driverConfiguration.json.drv
  /nix/store/akbc0811fpjc5whddmm27rx9y3s9b60g-nixos-test-driver-sops-user-passwords.drv
  /nix/store/q9pv2znzgx8wwgi46b09qvs1ahf14m3m-vm-test-run-sops-user-passwords.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
Failed to find a machine for remote build!
derivation: q9pv2znzgx8wwgi46b09qvs1ahf14m3m-vm-test-run-sops-user-passwords.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], [])