these 24 derivations will be built:
  /nix/store/8j9m1zp068a141j5y6667xmg8snccp0w-system-path.drv
  /nix/store/f0gk0ks1vc2m21i9250a9zyflhb23zj0-dbus-1.drv
  /nix/store/dc1c3bh0cjkinp1yhv2kx2vrcbq7blww-X-Restart-Triggers-dbus-broker.drv
  /nix/store/w31gry8mvm2cl3gkyn9qkjm3akm2ssqg-unit-dbus-broker.service.drv
  /nix/store/d66rzlnjklb517gqlj3nycali6bcbcj9-user-units.drv
  /nix/store/fqsk2y7bgbhrx3xirf2dgkh9drqjrwm6-unit-tincd-mesh.service.drv
  /nix/store/yh3prfbmfwwcy78vg47rj2dbcrjam6bx-unit-dbus-broker.service.drv
  /nix/store/n30n6gyjag3p0wfrikfgv060560bfkx3-system-units.drv
  /nix/store/01xfi7akqksx6mwc0di44609x95ki0h1-etc.drv
  /nix/store/gprskxjxfggmq9abmpfdlsvxil98qnqi-activate.drv
  /nix/store/vn42w3x1y5fw8s39v53n79bycypafdl3-nixos-system-alpha-test.drv
  /nix/store/n9565dj1xp6d7j6ldd7br75rnhy33004-closure-info.drv
  /nix/store/m162mws5qc83aaxxhrjbiq8mfxnlr8gy-run-nixos-vm.drv
  /nix/store/3x70mwwgfna6wcs28cq23kfv97z99qna-nixos-vm.drv
  /nix/store/nvnnn93csvpfr29flld6pphhcaa065jj-system-units.drv
  /nix/store/kzjkpfdpq3dzgxqhzwhnn7ibgn1hqn47-etc.drv
  /nix/store/7l1wcvf5m53sl9nzricj7gbxqi7rhfrd-activate.drv
  /nix/store/yzryl51fxf3cl2nb80kksl3bry8kvswj-nixos-system-beta-test.drv
  /nix/store/wrmbn05v2vxy0g675926bm65ky81nk1q-closure-info.drv
  /nix/store/cp1zh4df7v1hgh5j07h7338vc6zai5aa-run-nixos-vm.drv
  /nix/store/s1rcxcwlv2a5m3lzrdijdf6722rq64k8-nixos-vm.drv
  /nix/store/z8a16ksz49xs4p3pkwalvi2l5rl5nj7h-driverConfiguration.json.drv
  /nix/store/mh5c13ls669dwwyfhl0l4ywndzkg7ild-nixos-test-driver-tincd-systemd.drv
  /nix/store/gxb1hanksxqrq8d0k6ahgwjz14gxsv1y-vm-test-run-tincd-systemd.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
Failed to find a machine for remote build!
derivation: gxb1hanksxqrq8d0k6ahgwjz14gxsv1y-vm-test-run-tincd-systemd.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], [])