these 2 derivations will be built:
  /nix/store/z7jyiw4h9qglfm6n4kmc8gysy8dsvw1w-flake-inputs.drv
  /nix/store/axgf5x8p2vakdhc6r65gzkd760ksm2ww-check-flake-inputs.drv
building '/nix/store/z7jyiw4h9qglfm6n4kmc8gysy8dsvw1w-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/z7jyiw4h9qglfm6n4kmc8gysy8dsvw1w-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building z7jyiw4h9qglfm6n4kmc8gysy8dsvw1w-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
building '/nix/store/axgf5x8p2vakdhc6r65gzkd760ksm2ww-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/axgf5x8p2vakdhc6r65gzkd760ksm2ww-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building axgf5x8p2vakdhc6r65gzkd760ksm2ww-check-flake-inputs.drv