these 5 derivations will be built:
  /nix/store/418irwwbxlzx91d2hff5wvhkiizhqjg2-vendor-registry.drv
  /nix/store/apjm7ng84wxlah33km8x4zcay1l0grhk-source.drv
  /nix/store/sqlhzdbsxpbkvhlxwal8cajzx0smwjid-vendor-cargo-deps.drv
  /nix/store/6zd4jvg3ncwq8y70bzc7a6c6clfhrlzp-harmonia-deps-3.1.0.drv
  /nix/store/n0dlfj6a1h076zgjvdhby15f6jj6dzk9-harmonia-clippy-3.1.0.drv
Failed to find a machine for remote build!
derivation: 6zd4jvg3ncwq8y70bzc7a6c6clfhrlzp-harmonia-deps-3.1.0.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: n0dlfj6a1h076zgjvdhby15f6jj6dzk9-harmonia-clippy-3.1.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])