these 3 derivations will be built:
  /nix/store/w1jsf1a1rcjbfa87x99pssz9n5rqdmb2-ignore-0.4.29.drv
  /nix/store/jw0ihfhpvqaqcb8d4zh9s628kpli00h1-cargo-vendor-dir.drv
  /nix/store/cj2qdw79n9lm9zy5h2vlds9cccqc15n4-nixfmt-rs-0.5.1.drv
Failed to find a machine for remote build!
derivation: w1jsf1a1rcjbfa87x99pssz9n5rqdmb2-ignore-0.4.29.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: jw0ihfhpvqaqcb8d4zh9s628kpli00h1-cargo-vendor-dir.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: cj2qdw79n9lm9zy5h2vlds9cccqc15n4-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], [])