these 4 derivations will be built:
  /nix/store/0a4k90hcy04s3nm68v5gl9pirnwrdplh-nix-tarmac-0.1.0.drv
  /nix/store/5ix5736fi3y9kwkvz514qgb4y7hi7xi7-nix-tarmac-0.1.0.drv
  /nix/store/ljg1krbgmhvq57b84zy69jn1ib1iq29m-nix-tarmac-0.1.0.drv
  /nix/store/nbi6d4fs5mj1bdf2rmxsp4w6hfmp7lcc-nix-tarmac-dispatcher.drv
Failed to find a machine for remote build!
derivation: 0a4k90hcy04s3nm68v5gl9pirnwrdplh-nix-tarmac-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: 5ix5736fi3y9kwkvz514qgb4y7hi7xi7-nix-tarmac-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: ljg1krbgmhvq57b84zy69jn1ib1iq29m-nix-tarmac-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], [])