these 3 derivations will be built:
  /nix/store/chwh570ysymk2801rdlajav0b6r28bsh-rand-0.10.2.drv
  /nix/store/y6p9wlbapmdznr1vj7fpa760rq3az2zq-cargo-vendor-dir.drv
  /nix/store/qqdxr49vyk7hbx1z5y0riawkjlgx47ba-fast-nix-gc-0.1.0.drv
these 3 paths will be fetched (117.1 KiB download, 488.5 KiB unpacked):
  /nix/store/9vksj0jw2al7hp05qcs06lj2a9s12f04-chacha20-0.10.0
  /nix/store/13s2m03q956ap44l5valxg9hf3nmn14a-log-0.4.33
  /nix/store/b2p173x3dja4j3ias3kx5n2csc45nfdp-rand_core-0.10.1
Failed to find a machine for remote build!
derivation: chwh570ysymk2801rdlajav0b6r28bsh-rand-0.10.2.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: y6p9wlbapmdznr1vj7fpa760rq3az2zq-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: qqdxr49vyk7hbx1z5y0riawkjlgx47ba-fast-nix-gc-0.1.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])