these 22 derivations will be built:
  /nix/store/pprvqlffvm7cdcsakp4a27gv4wdwccsp-niks3-server-1.4.0.drv
  /nix/store/n1j4ap1vnijwyg3l385fxawsvcrnj6pr-niks3-server-customisation-layer.drv
  /nix/store/z85skwwg9h7vhi8xim1jdv625dbab9sc-excludePaths.drv
  /nix/store/3pngivms0g1q6n88ka4zqiapvbc1gy06-layers.json.drv
  /nix/store/g1xffcj3jm989kramqqyhn8ajkz4ci8r-niks3-server-conf.json.drv
  /nix/store/m0r3qgnbyqjvqwmzw3qdqjmww92k0v3k-stream-niks3-server.drv
  /nix/store/dszf2ajz7zr3djnbd5lqs67fl4vd05yi-niks3-server.tar.drv
  /nix/store/hh7slv6kgwp7dr4j97ggz7glzszym47d-k3s-agent-images.drv
  /nix/store/bpix22yz3pcrh4z2sb4qar19vw4r0xlg-10-k3s.conf.drv
  /nix/store/85xz1i0sd59vdmjm4i04hhxxb81b57c6-tmpfiles.d.drv
  /nix/store/xq11j3kmg66x5jrzw5ymm37m7bbx93s8-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/c3nzadcjj6qawcbrjlc3kmg7x33yr7pm-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/b0z01xdsq712ar6yp7kjbk5z3mlxvvrp-system-units.drv
  /nix/store/arr6nhgvjrwm71kvarnfgv5rdy15k109-etc.drv
  /nix/store/h2hcjwm52k1rcdkv7g5dyb1ikxvq3085-activate.drv
  /nix/store/ydagf470iraiwa3k0frr95vf5d9mylhf-nixos-system-machine-test.drv
  /nix/store/5qfhvc3gpm3d3vn7v5m9dpyzcc7pygrr-closure-info.drv
  /nix/store/yzk755h1ym0x426fxgp1053n7niisv6z-run-nixos-vm.drv
  /nix/store/yyhnzwlrh0jzrsyc9q146jpya5xcqii3-nixos-vm.drv
  /nix/store/jv3z8gdh2mn7vmg7n7p8i3ndbffs7d27-driverConfiguration.json.drv
  /nix/store/0k9wvhk4alrakqh34ff98gczjnxwg1d5-nixos-test-driver-nixos-test-k3s.drv
  /nix/store/lhg312idky0rwqw3c9b5yqfa3is32wpp-vm-test-run-nixos-test-k3s.drv
Failed to find a machine for remote build!
derivation: lhg312idky0rwqw3c9b5yqfa3is32wpp-vm-test-run-nixos-test-k3s.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], [])