these 4 derivations will be built:
  /nix/store/dpijv97jmf0zqzcr7xxs2m5dmnyvck0g-Cargo.toml.drv
  /nix/store/vl4fk1fzm85xq8d386d0wln57m51iwav-source.drv
  /nix/store/rswdvcc6al0583q4sz16rhbj9yg7i8nb-harmonia-deps-3.2.0.drv
  /nix/store/7jp6gdpwjz9k52jjxc7r12imj66n9g76-harmonia-clippy-3.2.0.drv
Failed to find a machine for remote build!
derivation: dpijv97jmf0zqzcr7xxs2m5dmnyvck0g-Cargo.toml.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: vl4fk1fzm85xq8d386d0wln57m51iwav-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: rswdvcc6al0583q4sz16rhbj9yg7i8nb-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: 7jp6gdpwjz9k52jjxc7r12imj66n9g76-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], [])