these 13 derivations will be built:
  /nix/store/8llssnvgav1bzrv0s5gs0x81x58yv2ak-flakelet-config.json.drv
  /nix/store/06acvgzj2x1yx0jy207arqsnj4d6mr9p-X-Restart-Triggers-flakelet-reconcile.drv
  /nix/store/nacfcd75d6zssjja85zxxfb0wam2ips6-unit-flakelet-reconcile.service.drv
  /nix/store/fqm7lb4jncm46dppl136h0b3sbsigvk6-system-units.drv
  /nix/store/fam05lvaq40xchd8vqs7rl2gsd03vwkw-etc.drv
  /nix/store/by084pwk4qpnzdrh63a8a9rnf25qa2aq-activate.drv
  /nix/store/41lpzvn17620yx6zxgdsjy62an0zzshc-nixos-system-machine-test.drv
  /nix/store/mh0kkmjdf3xil6f7m6bcdz0fhpbg66gs-closure-info.drv
  /nix/store/jszhh9sgp2pfv51x60b963jqy4f57y5n-run-nixos-vm.drv
  /nix/store/pzxam6jc1981kgyfp3za3hm5w3vjlb59-nixos-vm.drv
  /nix/store/jsr2jsy6fgn11fgm950avw3ffjgdy63k-driverConfiguration.json.drv
  /nix/store/v1sri59dmi19dm97czh08vx4464gxgd1-nixos-test-driver-flakelet.drv
  /nix/store/mqkjy6pp75aiqc6r39bapkf6xy0hkgyz-vm-test-run-flakelet.drv
Failed to find a machine for remote build!
derivation: mqkjy6pp75aiqc6r39bapkf6xy0hkgyz-vm-test-run-flakelet.drv
required (system, features): (aarch64-linux, [kvm, nixos-test])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])