these 13 derivations will be built:
  /nix/store/3iwl234k54vjdaggqb41j07gb6hvndr5-python3.13-buildbot-nix.drv
  /nix/store/cfdnz9azayh9y5076366s4l5b5j9misg-python3-3.13.13-env.drv
  /nix/store/966sl64016dcji7wh7l13bbxqia89g87-unit-buildbot-master.service.drv
  /nix/store/d5krgxk6as35qh3hi6w521q8r9f18dcb-system-units.drv
  /nix/store/nwvyl310qhcyqq2xy5g2bpizlwmgqrmr-etc.drv
  /nix/store/pm7ffacdjp3brl242mdwp5ffv41bxnzd-activate.drv
  /nix/store/yrgnqfni4g5ff12dzcrr84dfn1ydrmbz-nixos-system-buildbot-test.drv
  /nix/store/asq9hjl0vk61nxang6fvyld1c5cc3h25-closure-info.drv
  /nix/store/4y35jncwrzbbbbgzm7n6nn5yrkigxhw4-run-nixos-vm.drv
  /nix/store/ki2ya0z4y03rlla6axjvjix35vakp7d4-nixos-vm.drv
  /nix/store/f220ffkp46jzyql7f4n4a6xwmmqkdi7s-driverConfiguration.json.drv
  /nix/store/3qd3s8wp8hs2v49fdrz62mndwpifzfh6-nixos-test-driver-scheduled-effects.drv
  /nix/store/7hqf4j5v3caan0zky2hgnjdmyghgw5wj-vm-test-run-scheduled-effects.drv
Failed to find a machine for remote build!
derivation: 7hqf4j5v3caan0zky2hgnjdmyghgw5wj-vm-test-run-scheduled-effects.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], [])