these 3 derivations will be built:
  /nix/store/rfaddsrsjmnz0bfan57s30nw4sidy43n-clan-cli-source.drv
  /nix/store/qnhz5h0j5n9ailf5a7kwm2x6r0lf7mhp-clan-cli.drv
  /nix/store/5faz8j047aqmg5gq8ryij2mmflvw7f9x-nix-shell.drv
Failed to find a machine for remote build!
derivation: rfaddsrsjmnz0bfan57s30nw4sidy43n-clan-cli-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: qnhz5h0j5n9ailf5a7kwm2x6r0lf7mhp-clan-cli.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])