these 18 derivations will be built:
  /nix/store/6z5gwqfrmqs4cqfkak31v7p889sam2lw-system-path.drv
  /nix/store/zfd9kwb50r77ncfx6czrl0yf38gp2qad-dbus-1.drv
  /nix/store/xc4w8yc0fjz0kvk2g4c8ckvzfdksqfs5-X-Restart-Triggers-dbus-broker.drv
  /nix/store/9b4b1yk8vxjaza3k2yg383ald0g18x0v-unit-dbus-broker.service.drv
  /nix/store/s9mxpjnvssxg98lsb2wn0dv4hnzll14r-unit-niks3-gc.service.drv
  /nix/store/63651gkscp5fg5xvra5yf15b2gfpyrxs-system-units.drv
  /nix/store/59iz16m7g6p6pk51miid87qyiss8zgz1-unit-dbus-broker.service.drv
  /nix/store/69mzcv047pr1pgy6pzavbn7fb34na5fj-user-units.drv
  /nix/store/7704j1wmiwifp51l06mgi3nviikcrxcj-etc.drv
  /nix/store/3nl6lw8j8zkn11fzrpbbmzya23hdicpf-activate.drv
  /nix/store/p6fmdf8habyl1jdhh6k2q3vb7304wk8q-test-script.drv
  /nix/store/phwg5r2z4dhc5wlnp3lnp7v7zsi0n0xr-nixos-system-server-test.drv
  /nix/store/pz3h24mmqckhf11n2n43nran672cx7m1-closure-info.drv
  /nix/store/j6p49ns0if3p5shmbgswv9l0jcg64w25-run-nixos-vm.drv
  /nix/store/zl68fjcxsx1rsqa18djlm52kliih1q4y-nixos-vm.drv
  /nix/store/apxhr2sm88rq26dahsqfnh9v7hy9f9sd-driverConfiguration.json.drv
  /nix/store/yn8hvxzl9z068w1wd75bl0kpfmpjx42a-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/b6ivfka4lg6ndslz4whvr7yi9g66lyma-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: b6ivfka4lg6ndslz4whvr7yi9g66lyma-vm-test-run-nixos-test-read-proxy.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], [])