these 3 derivations will be built:
  /nix/store/5winzqdvbj3b9zcnllaqz1kvlx7g8hnf-source.drv
  /nix/store/s4h3yn5z7qn9jn26xr9pkl89bhy6kakz-harmonia-deps-3.2.0.drv
  /nix/store/jcm1pmfksx5bz3cwbqiwrxyqvn6lc0f4-harmonia-3.2.0.drv
Failed to find a machine for remote build!
derivation: 5winzqdvbj3b9zcnllaqz1kvlx7g8hnf-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: s4h3yn5z7qn9jn26xr9pkl89bhy6kakz-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: jcm1pmfksx5bz3cwbqiwrxyqvn6lc0f4-harmonia-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], [])