these 2 derivations will be built:
  /nix/store/5myr33y0nljvkl0h30zlgv96in7dd3xw-flake-inputs.drv
  /nix/store/6f5p21bajhrr12am84jr0jm204xmvjyg-check-flake-inputs.drv
building '/nix/store/5myr33y0nljvkl0h30zlgv96in7dd3xw-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=22&system=aarch64-darwin'
building '/nix/store/5myr33y0nljvkl0h30zlgv96in7dd3xw-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 5myr33y0nljvkl0h30zlgv96in7dd3xw-flake-inputs.drv
building '/nix/store/6f5p21bajhrr12am84jr0jm204xmvjyg-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-darwin'
building '/nix/store/6f5p21bajhrr12am84jr0jm204xmvjyg-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 6f5p21bajhrr12am84jr0jm204xmvjyg-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok