this derivation will be built:
  /nix/store/mnzwwdk4c75h43xbj0qpgdcddsi3xrfc-shell-completion-test.drv
these 2 paths will be fetched (11.9 MiB download, 44.4 MiB unpacked):
  /nix/store/y5a598krrxbqr4m3h26vi8njl82qqcm2-fish-4.9.3
  /nix/store/kxgry645zks4kl1m8g1gm4jd9dlbhzg2-fish-4.9.3-doc
Failed to find a machine for remote build!
derivation: mnzwwdk4c75h43xbj0qpgdcddsi3xrfc-shell-completion-test.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])