these 5 derivations will be built:
  /nix/store/01c1k9fmlqcw7xql0lsgy7mcfj01q03f-vendor-registry.drv
  /nix/store/mmdixkcvrgnhgz2s7nsj0q7wyypv1ikb-vendor-cargo-deps.drv
  /nix/store/gr0nqv91jr4cwmqzphm10rcxjwh6sl76-source.drv
  /nix/store/xyrdfhkl6sixs27cv3rs1irqsszxrm5y-harmonia-deps-3.3.0.drv
  /nix/store/g4973jqz14c1jg6xadpw4x12ysvdygnr-harmonia-3.3.0.drv
Failed to find a machine for remote build!
derivation: xyrdfhkl6sixs27cv3rs1irqsszxrm5y-harmonia-deps-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], [])
Failed to find a machine for remote build!
derivation: g4973jqz14c1jg6xadpw4x12ysvdygnr-harmonia-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], [])