these 7 derivations will be built:
  /nix/store/zqija4mn5n0wwyp8jvhkpkfanw33h5kn-cargo-src-tokio-test-0.4.6.drv
  /nix/store/mh8fi7by11da17s3z0pc5pkb8vjnc3h2-cargo-package-tokio-test-0.4.6.drv
  /nix/store/mmg86303w23cp863hm7i433apwslwlkj-vendor-registry.drv
  /nix/store/99i6gd7zbbqc43pywxh533cnymvk4vf9-vendor-cargo-deps.drv
  /nix/store/vpn7vv7kdz3l6pfmxxl5pc3vahysmjdv-source.drv
  /nix/store/qhzsvahqhy0pc2iagpppd7frd6n706qv-harmonia-deps-3.3.0.drv
  /nix/store/y5ikj0cynf00ba0vmg35dhdk2bcp5yza-harmonia-clippy-3.3.0.drv
Failed to find a machine for remote build!
derivation: vpn7vv7kdz3l6pfmxxl5pc3vahysmjdv-source.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
Failed to find a machine for remote build!
derivation: y5ikj0cynf00ba0vmg35dhdk2bcp5yza-harmonia-clippy-3.3.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])