these 4 derivations will be built:
  /nix/store/3lx7fa7rrq996zddkwqbih6h7znwbvmm-crate-ignore-0.4.30.tar.gz.drv
  /nix/store/njmz91fsagdmcaak2a934kb7dzwrvizi-ignore-0.4.30.drv
  /nix/store/cpqmcl0ig0nh6706yf01lsmkal28jzgx-cargo-vendor-dir.drv
  /nix/store/1mh613xj5av6ymlmjzpykwqfn7yqxhfz-nixfmt-rs-0.5.1.drv
Failed to find a machine for remote build!
derivation: 1mh613xj5av6ymlmjzpykwqfn7yqxhfz-nixfmt-rs-0.5.1.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])