these 11 derivations will be built:
  /nix/store/7j748kzlzhw43w1nfalkzdsmvla5mrqa-sops-install-secrets-0.0.1.drv
  /nix/store/gxcs8s1r8h83hkhn26i1s062lbr4v7sf-manifest.json.drv
  /nix/store/al3fihyyx47bsyvbz46ya7r1j8r9mzvc-activate.drv
  /nix/store/m5br607cf6yl67ih1wzx2d8g3qx3q9qa-dry-activate.drv
  /nix/store/rkamw8psms071l7s0xijf81477cckl73-nixos-system-server-test.drv
  /nix/store/x0p0cljfl2bsqvyc49ri8z69l2iqlid3-closure-info.drv
  /nix/store/gdy4c4b0j6zwqvy5knyc29xqd12nj9yz-run-nixos-vm.drv
  /nix/store/5lmx33qfp6cr32vqwsy12y01q02mc88y-nixos-vm.drv
  /nix/store/343c7nfc7f0wcbic8gnqilv3h1hcd29y-driverConfiguration.json.drv
  /nix/store/hwracvdi33ysrg6csnjig158618sfx8a-nixos-test-driver-sops-ssh-keys.drv
  /nix/store/c5ll2f8c48c0mazrphzp5dmjsr9pp0lf-vm-test-run-sops-ssh-keys.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
Failed to find a machine for remote build!
derivation: c5ll2f8c48c0mazrphzp5dmjsr9pp0lf-vm-test-run-sops-ssh-keys.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], [])