these 15 derivations will be built:
  /nix/store/4xhnzdjqqspp4zbg9mshr2gmzk0z0q90-boot.json.drv
  /nix/store/1npw684y2qv93sr187cr3i89bswlgzgl-etc-systemd-coredump.conf.drv
  /nix/store/2mmgiw5g4aryy8akrc84czwfdjw5hanx-crasher.drv
  /nix/store/d67ppnf2k7c5x3bhkfd68pzb1vp5qai3-unit-crasher.service.drv
  /nix/store/wmp42xq6nc6vd62xwn5qlldx0jlc1018-system-units.drv
  /nix/store/9677wn7vh3zpk004b14aarcf8ziwl9b6-etc.drv
  /nix/store/7zpxdhpb0qhqz1dq02cvw12apwzcmszy-activate.drv
  /nix/store/myj0q5ymwyrm97f0xqxpkffcbmakvhx0-nixos-system-machine-test.drv
  /nix/store/6gsxbxjjzc4lp3p91lsq4zmh8dflvacl-closure-info.drv
  /nix/store/fy9mhzbdkiq68g14qv3cs6rc26diz42w-run-nixos-vm.drv
  /nix/store/d4k58c2z393m5wyb5ifzh5xzbf84c9dw-nixos-vm.drv
  /nix/store/kkqdxnfzxp4qd22k91fk5zyxcjvwhjrh-test-script.drv
  /nix/store/0srqyswdrrjdc5vp8ay75xvfnd78mzi3-driverConfiguration.json.drv
  /nix/store/6psg7j5qi7lw48r2xqhyd268h279ra10-nixos-test-driver-systemd-coredump.drv
  /nix/store/6gglm6jg3bwlnac20z3iw5jldkcqnb5z-vm-test-run-systemd-coredump.drv
Failed to find a machine for remote build!
derivation: 6gglm6jg3bwlnac20z3iw5jldkcqnb5z-vm-test-run-systemd-coredump.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], [])