these 6 derivations will be built:
  /nix/store/zr8wvccabvrxrjgznmmjhvk8h7z72bir-cargo-package-rustls-0.23.45.drv
  /nix/store/lnlbwy5d1z18wjph8s2i3jws4plaqf0a-vendor-registry.drv
  /nix/store/w18m8d28cvs95fgi9fqm95wlfz0jmwil-vendor-cargo-deps.drv
  /nix/store/wknlfnpls60609yj79198cnwyk6kljry-source.drv
  /nix/store/ga15p5k0klrkj9dqx5k1vhcvaaj7jwq3-flakelet-relay-deps-0.1.0.drv
  /nix/store/1m5459rpr052a4xj96qgj3xman5f5z86-flakelet-relay-0.1.0.drv
Failed to find a machine for remote build!
derivation: zr8wvccabvrxrjgznmmjhvk8h7z72bir-cargo-package-rustls-0.23.45.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: wknlfnpls60609yj79198cnwyk6kljry-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: ga15p5k0klrkj9dqx5k1vhcvaaj7jwq3-flakelet-relay-deps-0.1.0.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: 1m5459rpr052a4xj96qgj3xman5f5z86-flakelet-relay-0.1.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])