these 20 derivations will be built:
  /nix/store/p6dh3cvw3szc5pxxq84hnidbjkqs2871-python3.14-nixbot.drv
  /nix/store/1x4lfg0l6gdbq01palj7gdifn9dlphdk-unit-nixbot.service.drv
  /nix/store/aa2wx86jyv4s4l7f2yrkrgza1cbmm8nj-unit-nixbot.service.drv
  /nix/store/3cdm6sg51pqi0ji4s980izmhds0xx4y6-system-units.drv
  /nix/store/8rxr4s1fl7f47sdj28fhv878jj92x2mh-etc.drv
  /nix/store/wvd4g8nzkdgk64bvyrzvnj0wk5ngv1ki-activate.drv
  /nix/store/scmcgf1b4bnbr41f9vfggq8ai0ii0n6h-nixos-system-github-test.drv
  /nix/store/adnhcyrgwyzwzb5jc9rk0haqyklgg409-closure-info.drv
  /nix/store/6w96k8b6f7xv3x3nqr998hdqigqgxgbl-run-nixos-vm.drv
  /nix/store/3h90vxq41f14h6jjzq8pp4s1a1ck8p8w-nixos-vm.drv
  /nix/store/gvh4gv0qzvr8k01vzr7flgfrsad0j6xh-system-units.drv
  /nix/store/9kgdnakj16rqb9yqg4k9mcfil6ni3avz-etc.drv
  /nix/store/5xyw95kdzpy45486rmjzp7vxw0m74g4z-activate.drv
  /nix/store/vjrvs3sbm3gsyfdhwcf76j9iwh2f8y3b-nixos-system-gitea-test.drv
  /nix/store/cm5f35cr0gd30nvy36dgickzh6s78jn0-closure-info.drv
  /nix/store/4ivklrj6xk716d1vq9scbdjd9jmx84np-run-nixos-vm.drv
  /nix/store/c5hplbbl1g4dl4h04v776ckikvcd0vqx-nixos-vm.drv
  /nix/store/ky3icvdj3pjjyklla5wfjnd0fc6qjs5w-driverConfiguration.json.drv
  /nix/store/qfv7pbw7466ab1c8dp6m05inrkh03bls-nixos-test-driver-nixbot.drv
  /nix/store/zs69i9f501pckx83akrrfqmzy7xcc1dr-vm-test-run-nixbot.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
Failed to find a machine for remote build!
derivation: zs69i9f501pckx83akrrfqmzy7xcc1dr-vm-test-run-nixbot.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], [])