these 2 derivations will be built:
  /nix/store/32mi2116hf6lfycx82s4k4pa3i4gv0p7-nix-source-patched-source.drv
  /nix/store/zahvxxw91257vqwkz6hsvgims4by893a-equal-contents-trivial-patch-does-not-change-source-contents.drv
Failed to find a machine for remote build!
derivation: 32mi2116hf6lfycx82s4k4pa3i4gv0p7-nix-source-patched-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: zahvxxw91257vqwkz6hsvgims4by893a-equal-contents-trivial-patch-does-not-change-source-contents.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])