these 6 derivations will be built:
  /nix/store/0n1vz5bgyp3frhlxbb5w9anqp3iapfb6-source.drv
  /nix/store/iqk04042zrzrilg13qkpnz767jkrh01i-cargo-package-futures-sink-0.3.34.drv
  /nix/store/nv5c6vkr6l44lrsgx129w24dli2x7ssm-vendor-registry.drv
  /nix/store/nv35iqmkgfzdjb684qqm7j88r7jghk4a-vendor-cargo-deps.drv
  /nix/store/0pvka91jsmjijih31v8jx2jg5fvghb67-harmonia-deps-3.2.0.drv
  /nix/store/mwa1fdi1pcnf9lkjksrxlk5lkx6avja9-harmonia-clippy-3.2.0.drv
Failed to find a machine for remote build!
derivation: iqk04042zrzrilg13qkpnz767jkrh01i-cargo-package-futures-sink-0.3.34.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: 0n1vz5bgyp3frhlxbb5w9anqp3iapfb6-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: 0pvka91jsmjijih31v8jx2jg5fvghb67-harmonia-deps-3.2.0.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: mwa1fdi1pcnf9lkjksrxlk5lkx6avja9-harmonia-clippy-3.2.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])