these 2 derivations will be built:
  /nix/store/aisbvxcd30d56l9sz00whky16mkk6yni-rbw-1.15.0.drv
  /nix/store/azc0cnjisya1af52bkbhdki00kazhn0b-email-sync.drv
this path will be fetched (41.0 MiB download, 317.2 MiB unpacked):
  /nix/store/w85p1xxgdbh1yazzly63nlb0k99kjq8q-rbw-1.15.0-vendor
Failed to find a machine for remote build!
derivation: aisbvxcd30d56l9sz00whky16mkk6yni-rbw-1.15.0.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: azc0cnjisya1af52bkbhdki00kazhn0b-email-sync.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])